The present disclosure relates to an open earphone. The open earphone may include a sound production device and an ear hook including a first part and a second part connected in sequence. The first part may be hooked and arranged between an auricle and a head of a user. The second part may extend to a front lateral surface of the auricle and may be connected to the sound production device. The sound production device may be worn at a position that is near an ear canal without blocking an earhole of the user. The sound production device may be at least partially inserted into an auricular concha cavity of the user. An overlap ratio of a projection area of the sound production device on a sagittal plane to a projection area of the auricular concha cavity on the sagittal plane may be not less than 44.01%.
Disclosed is an open earphone, comprising a sound production component and an ear hook. The ear hook may include a first portion and a second portion connected in sequence. The first portion may be hung between the auricle of a user and the head of the user, the second portion may extend toward a front outer side of the auricle and connect the sound production component, and the sound production component may be located close to the ear canal but not block the opening of the ear canal; wherein the sound production component and the auricle may have a first projection and a second projection on a sagittal plane, respectively, a centroid of the first projection may have a first distance from a highest point of the second projection in a vertical axis direction, a ratio of the first distance to a height of the second projection in the vertical axis direction may be within a range of 0.25-0.6, the centroid of the first projection may have a second distance from an end point of the second projection in a sagittal axis direction, and a ratio of the second distance to a width of the second projection in the sagittal axis direction may be within a range of 0.4-0.7.
The present disclosure provides an earphone including a sound production component, an ear hook, and a microphone assembly. The microphone assembly includes a first microphone and a second microphone. The sound production component or ear hook includes a first sound hole and a second sound hole corresponding to the first microphone and second microphone, respectively. An extension line of a line connecting a projection of the first sound hole on a sagittal plane of the user and a projection of the second sound hole on the sagittal plane has an intersection point with a projection of an antihelix, a ratio of a first distance between the projection of the first sound hole on the sagittal plane and the projection of the second acoustic hole on the sagittal plane to a second distance between the projection of the second acoustic hole on the sagittal plane and the intersection point is 1.8-4.4.
The present disclosure discloses an acoustic device and a method for determining a transfer function thereof. The acoustic device includes a sound production unit, a first detector, a processor, and a fixing structure. The sound production unit is configured to generate a first sound signal based on a noise reduction control signal. The first detector is configured to obtain a first residual signal including a residual noise signal formed by superposition of an environmental noise and the first sound signal at a location of the first detector. The processor is configured to estimate a second residual signal at a target spatial location that is closer to the ear canal than the first detector, and update the noise reduction control signal based on the second residual signal. The fixing structure is configured to place the acoustic device at a location near a user's ear but not blocking the ear canal.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Disclosed is an open earphone, comprising a sound production component and an ear hook. The ear hook may include a first portion and a second portion connected in sequence. The first portion may be hung between the auricle of a user and the head of the user, the second portion may extend toward a front outer side of the auricle and connect the sound production component, and the sound production component may be located close to the ear canal but not block the opening of the ear canal; wherein the sound production component and the auricle may have a first projection and a second projection on a sagittal plane, respectively, a centroid of the first projection may have a first distance from a highest point of the second projection in a vertical axis direction, a ratio of the first distance to a height of the second projection in the vertical axis direction may be within a range of 0.25-0.6, the centroid of the first projection may have a second distance from an end point of the second projection in a sagittal axis direction, and a ratio of the second distance to a width of the second projection in the sagittal axis direction may be within a range of 0.4-0.7.
A noise reduction system is provided. The noise reduction system may include a sub-band noise sensor, a plurality of sub-band noise reduction modules, and an output module. The sub-band noise sensor may be configured to detect a noise and generate a plurality of sub-band noise signals in response to the detected noise. Each of the plurality of sub-band noise signals may have a distinctive sub-band of the frequency band of the noise. Each of the sub-band noise reduction modules may be configured to receive one of the sub-band noise signals from the sub-band noise sensor and generate a sub-band noise correction signal for reducing the received sub-band noise signal. The output module may be configured to receive the sub-band noise correction signals and output a noise correction signal for reducing the noise based on the sub-band noise correction signals.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G10L 21/038 - Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
The present disclosure discloses an acoustic output apparatus. The acoustic output apparatus may include at least one acoustic driver. The at least one acoustic driver may generate sound that is output through at least two sound guiding holes. Further, the acoustic output apparatus may include a supporting structure. The supporting structure may be configured to support the at least one acoustic driver. A baffle may be disposed between the at least two sound guiding holes. The baffle may increase an acoustic distance from at least one sound guiding hole of the at least two sound guiding holes to a user's ear.
G10L 21/038 - Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
H04M 1/03 - Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
H04M 1/78 - Circuit arrangements in which low-frequency speech signals proceed in one direction on the line, while speech signals proceeding in the other direction on the line are modulated on a high-frequency carrier signal
H04R 1/22 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
H04R 1/26 - Spatial arrangement of separate transducers responsive to two or more frequency ranges
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
H04R 1/38 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
H04R 1/44 - Special adaptations for subaqueous use, e.g. for hydrophone
H04S 7/00 - Indicating arrangements; Control arrangements, e.g. balance control
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
9.
METHODS, SYSTEMS, AND STORAGE MEDIUMS FOR MONITORING HEART RATE
The present disclosure provides a method, system, and readable medium for monitoring a heart rate. The method may include: obtaining a first signal, the first signal including a target heart rate signal in a motion state; obtaining a motion signal corresponding to the motion state; identifying a second signal with a target frequency from the first signal based on a motion frequency corresponding to the motion signal, the target frequency originating from a linear superposition of the motion frequency and a heart rate frequency corresponding to the target heart rate signal; and determining the target heart rate signal by processing, based on the motion signal and the second signal, the first signal.
The present disclosure relates to microphones and electronic devices having the same. The microphone may include a housing for receiving sound signals, at least two transducers for vibrating to generate electrical signals in response to the sound signals, and a processing circuit for processing the electrical signals. Each of the at least two transducers may provide a distinctive resonance peak to the microphone.
H04R 1/04 - Structural association of microphone with electric circuitry therefor
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
A system for reducing noise for a user includes a first detector configured to generate a first noise signal, wherein the first noise signal is a representation of a first noise that is transmitted to the user through a first sound pathway, and a second detector configured to generate a second noise signal, wherein the second noise signal indicates a second noise perceived by the user. The system also includes a processor configured to determine a noise correction signal based on the first noise signal and/or the second noise signal, and a speaker configured to generate a sound for reducing the noise based on the noise correction signal.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
The present disclosure discloses an earphone. The earphone may include a hook-shaped component, a connecting component, and a holding component. When the earphone is in a wearing state, the hook-shaped component may be configured to hang between a rear side of an ear of a user and a head of the user. The holding component may be configured to contact a front side of the ear. The connecting component may be configured to connect the hook-shaped component and the holding component and extend from the head to an outside of the head to cooperate with the hook-shaped component to provide the holding component with a pressing force on the front side of the ear.
The present disclosure discloses acoustic devices. The acoustic device may include a diaphragm; a housing configured to accommodate the diaphragm and form a first acoustic cavity and a second acoustic cavity respectively corresponding to a front side and a rear side of the diaphragm, wherein the diaphragm radiates sounds to the first acoustic cavity and the second acoustic cavity, respectively, and the sounds are guided through a first acoustic hole coupled with the first acoustic cavity and a second acoustic hole coupled with the second acoustic cavity, respectively; and a sound absorption structure, wherein the sound absorption structure is coupled with the second acoustic cavity and is configured to absorb the sound transmitted to the second acoustic hole through the second acoustic cavity in a target frequency range, the target frequency range including a resonant frequency of the second acoustic cavity.
Disclosed is an open earphone, comprising a sound production component and an ear hook. The ear hook may include a first portion and a second portion connected in sequence. The first portion may be hung between the auricle of a user and the head of the user, the second portion may extend toward a front outer side of the auricle and connect the sound production component, and the sound production component may be located close to the ear canal but not block the opening of the ear canal; wherein the sound production component and the auricle may have a first projection and a second projection on a sagittal plane, respectively, a centroid of the first projection may have a first distance from a highest point of the second projection in a vertical axis direction, a ratio of the first distance to a height of the second projection in the vertical axis direction may be within a range of 0.25-0.6, the centroid of the first projection may have a second distance from an end point of the second projection in a sagittal axis direction, and a ratio of the second distance to a width of the second projection in the sagittal axis direction may be within a range of 0.4-0.7.
The present disclosure provides an open earphone comprising: a sound producer including a transducer and a housing accommodating the transducer; and an ear hook, the ear hook including a first portion and a second portion; wherein the ear hook and the sound producer form a first projection on a first plane, the first projection including an outer contour, a first end contour, an inner contour and a second end contour, and the outer contour, the first end contour, the second end contour and a tangent segment connecting the first end contour and the second end contour jointly define a first closed curve.
Disclosed is an open earphone, comprising a sound production component and an ear hook. The ear hook may include a first portion and a second portion connected in sequence. The first portion may be hung between the auricle of a user and the head of the user, the second portion may extend toward a front outer side of the auricle and connect the sound production component, and the sound production component may be located close to the ear canal but not block the opening of the ear canal; wherein the sound production component and the auricle may have a first projection and a second projection on a sagittal plane, respectively, a centroid of the first projection may have a first distance from a highest point of the second projection in a vertical axis direction, a ratio of the first distance to a height of the second projection in the vertical axis direction may be within a range of 0.25-0.6, the centroid of the first projection may have a second distance from an end point of the second projection in a sagittal axis direction, and a ratio of the second distance to a width of the second projection in the sagittal axis direction may be within a range of 0.4-0.7.
The present disclosure relates to an earphone including a sound production component and an ear hook. In a wearing state, the ear hook is configured to place the sound production component at a position near an ear canal but not blocking the ear canal. An inner contour of a projection of the ear hook on the user's sagittal plane includes a first curve that has an extremum point in a first direction. The first direction is perpendicular to a long-axis direction of a projection of the sound production component. The extremum point is located behind a projection point of an upper vertex of the ear hook on the user's sagittal plane, and the upper vertex of the ear hook is the highest point of an inner contour of the ear hook along a vertical axis of the user.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
Microphone signals output by the microphone array satisfy a first model corresponding to a noise signal or a second model corresponding to a target voice signal mixed with a noise signal. A method and system may optimize the first model and the second model respectively by using maximization of a likelihood function and rank minimization of a noise covariance matrix as joint optimization objectives, and determine a first estimate of a noise covariance matrix of the first model and a second estimate of a noise covariance matrix of the second model; and determine, by using a statistical hypothesis testing method, whether the microphone signals satisfy the first model or the second model, so as to determine whether the target voice signal is present in the microphone signals, determine a noise covariance matrix of the microphone signals, and further perform voice enhancement on the microphone signals.
The present disclosure discloses a loudspeaker apparatus. The loudspeaker apparatus may include a support connection member configured to contact with a user's head. The loudspeaker apparatus may include at least one loudspeaker assembly. The loudspeaker assembly may include an earphone core and a core housing configured to accommodate the earphone core. The core housing may be fixedly connected to the support connection member. At least one button module may be arranged on the core housing. The interior of the core housing may further include at least two microphones, and the at least two microphones may be arranged at a position different from a user's mouth. The loudspeaker apparatus may further include a control circuit or a battery accommodated in the support connection member. The control circuit or the battery may drive the earphone core to vibrate to generate sound.
The present disclosure relates to acoustic technology, in particular to an earphone including a sound generation portion. The sound generation portion includes a transducer and a housing for accommodating the transducer. The earphone further includes an earhook. The earhook includes a first portion and a second portion. The first portion may be hung between an auricle and the head of a user, and the second portion may be connected to the first portion, extends toward an anterolateral side of the auricle, and may be connected to the sound generation portion. The sound generation portion may be fixed near an ear canal without blocking an opening of the ear canal. In at least one frequency range, when an input current of the transducer does not exceed 35.3 mA, a maximum sound pressure that the sound generation portion is able to provide to the ear canal may not be smaller than 75 dB.
A voice activity detection method and system and a voice enhancement method and system are provided. A voice presence probability of a target voice signal present in microphone signals may be determined by calculating a linear correlation between a signal subspace where the microphone signals are located and a target subspace where the target voice signal is located. The voice enhancement method and system may be used to calculate filter coefficients based on the voice presence probability, so as to perform voice enhancement on the microphone signals. The calculation accuracy of the voice presence probability is improved, and the voice enhancement effect is also improved.
The present disclosure provides an acoustic output apparatus, comprising: a vibration element, the vibration element including a beam structure extending in a length direction, and the beam structure including: a piezoelectric layer configured to deform in response to an electrical signal, the deformation driving the vibration element to vibrate; and a mass element, the mass element being connected to a first position of the beam structure, the vibration of the vibration element driving the mass element to vibrate in a direction perpendicular to the length direction, wherein a ratio between a distance from the first position to one end of the beam structure and a length of the beam structure is in a range from 0.3 to 0.95 along the length direction of the beam structure.
H10N 30/20 - Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
The present disclosure discloses an earphone. The earphone may include a hook-shaped component, a connecting component, and a holding component. When the earphone is in a wearing state, the hook-shaped component may be configured to hang between a rear side of an ear of a user and a head of the user. The holding component may be configured to contact a front side of the ear. The connecting component may be configured to connect the hook-shaped component and the holding component and extend from the head to an outside of the head to cooperate with the hook-shaped component to provide the holding component with a pressing force on the front side of the ear.
The present disclosure discloses an earphone. The earphone may include a hook-shaped component, a connecting component, and a holding component. When the earphone is in a wearing state, the hook-shaped component may be configured to hang between a rear side of an ear of a user and a head of the user. The holding component may be configured to contact a front side of the ear. The connecting component may be configured to connect the hook-shaped component and the holding component and extend from the head to an outside of the head to cooperate with the hook-shaped component to provide the holding component with a pressing force on the front side of the ear.
The present disclosure discloses an earphone. The earphone may include a hook-shaped component, a connecting component, and a holding component. When the earphone is in a wearing state, the hook-shaped component may be configured to hang between a rear side of an ear of a user and a head of the user. The holding component may be configured to contact a front side of the ear. The connecting component may be configured to connect the hook-shaped component and the holding component and extend from the head to an outside of the head to cooperate with the hook-shaped component to provide the holding component with a pressing force on the front side of the ear.
The present disclosure discloses an earphone. The earphone may include a hook-shaped component, a connecting component, and a holding component. When the earphone is in a wearing state, the hook-shaped component may be configured to hang between a rear side of an ear of a user and a head of the user. The holding component may be configured to contact a front side of the ear. The connecting component may be configured to connect the hook-shaped component and the holding component and extend from the head to an outside of the head to cooperate with the hook-shaped component to provide the holding component with a pressing force on the front side of the ear.
The present disclosure discloses an earphone. The earphone may include a hook-shaped component, a connecting component, and a holding component. When the earphone is in a wearing state, the hook-shaped component may be configured to hang between a rear side of an ear of a user and a head of the user. The holding component may be configured to contact a front side of the ear. The connecting component may be configured to connect the hook-shaped component and the holding component and extend from the head to an outside of the head to cooperate with the hook-shaped component to provide the holding component with a pressing force on the front side of the ear.
The present disclosure provides an earphone including a sound production component, an ear hook, and a microphone assembly. The microphone assembly includes a first microphone and a second microphone. The sound production component or ear hook includes a first sound hole and a second sound hole corresponding to the first microphone and second microphone, respectively. An extension line of a line connecting a projection of the first sound hole on a sagittal plane of the user and a projection of the second sound hole on the sagittal plane has an intersection point with a projection of an antihelix, a ratio of a first distance between the projection of the first sound hole on the sagittal plane and the projection of the second acoustic hole on the sagittal plane to a second distance between the projection of the second acoustic hole on the sagittal plane and the intersection point is 1.8-4.4.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
The present disclosure relates to an open earphone. The open earphone may include a sound production device and an ear hook including a first part and a second part connected in sequence. The first part may be hooked and arranged between an auricle and a head of a user. The second part may extend to a front lateral surface of the auricle and may be connected to the sound production device. The sound production device may be worn at a position that is near an ear canal without blocking an earhole of the user. The sound production device may be at least partially inserted into an auricular concha cavity of the user. An overlap ratio of a projection area of the sound production device on a sagittal plane to a projection area of the auricular concha cavity on the sagittal plane may be not less than 44.01%.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
One or more embodiments of the present disclosure relate to a vibration component, including: a mass element and an elastic element. The elastic element may include an enhanced region and a first preprocessing region. The enhanced region may be configured to support the mass element, and the first preprocessing region may provide a first displacement along a vibration direction of the mass element for the mass element.
The present disclosure relates to an acoustic output apparatus. The acoustic output apparatus may include an earphone core including at least one acoustic driver for outputting sound though one or more sound guiding holes set on the acoustic output apparatus, a controller configured to cause the at least one acoustic driver to output sound, a power source assembly configured to provide electrical power to the earphone core, the one or more sensors, and the controller, and an interactive control component configured to allow an interaction between a user and the acoustic output apparatus.
G10L 21/038 - Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
H04M 1/03 - Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
H04M 1/78 - Circuit arrangements in which low-frequency speech signals proceed in one direction on the line, while speech signals proceeding in the other direction on the line are modulated on a high-frequency carrier signal
H04R 1/22 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
H04R 1/26 - Spatial arrangement of separate transducers responsive to two or more frequency ranges
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
H04R 1/38 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
H04R 1/44 - Special adaptations for subaqueous use, e.g. for hydrophone
H04S 7/00 - Indicating arrangements; Control arrangements, e.g. balance control
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
The present disclosure discloses a loudspeaker apparatus. The loudspeaker apparatus comprises a core housing for accommodating the earphone core; a circuit housing for accommodating a control circuit that drives the earphone core to vibrate to generate a sound, wherein the sound includes at least two resonance peaks; an ear hook for connecting the core housing and the circuit housing; a key arranged at a keyhole on the circuit housing, wherein the key moves relative to the keyhole to generate a control signal for the control circuit; and an elastic pad arranged between the key and the keyhole, wherein the elastic pad hinders a movement of the key towards the keyhole. In the present disclosure, by providing an elastic pad between the key and the keyhole, the waterproof effect of the loudspeaker apparatus may be improved, and the space occupied by the key may be reduced.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
The present disclosure relates to a magnetic circuit assembly of a bone conduction speaker. The magnetic circuit assembly may generate a first magnetic field. The magnetic circuit assembly may include a first magnetic element, and the first magnetic element may generate a second magnetic field. The magnetic circuit may further include a first magnetic guide element and at least one second magnetic element. The at least one second magnetic element may be configured to surround the first magnetic element and a magnetic gap may be configured between the second magnetic element and the first magnetic element. A magnetic field strength of the first magnetic field within the magnetic gap may exceed a magnetic field strength of the second magnetic field within the magnetic gap.
Vibration sensors are provided. The vibration sensor may include: a vibration assembly, the vibration assembly including a mass element and an elastic element, and the mass element being connected to the elastic element; a first acoustic cavity, the elastic element constituting one of sidewalls of the first acoustic cavity, and the vibration assembly vibrating to make a volume of the first acoustic cavity change in response to an external vibration signal; an acoustic transducer, the acoustic transducer being in communication with the first acoustic cavity and the acoustic transducer generating an electrical signal in response to a volume change of the first acoustic cavity; and a buffer, the buffer limiting a vibration amplitude of the vibration assembly, wherein the acoustic transducer has a first resonance frequency, the vibration assembly has a second resonance frequency, and the second resonance frequency of the vibration assembly is smaller than the first resonance frequency.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
G10K 11/26 - Sound-focusing or directing, e.g. scanning
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
The present disclosure discloses a wearable device and a wearing member thereof. The wearing member includes: a housing including a concave section, the concave section forms a downward hollow in a wearing state, and the hollow includes a first sound pickup hole for an input of a sound; and a first sound pickup member disposed in the concave section and configured to pick up the sound input through the first sound pickup hole. In such cases, the wearing member provided by the present disclosure may improve the quality of a picked-up sound by reducing a wind noise interference, thereby improving the voice control efficiency of a user to the wearing member or call quality of the wearable device.
A loudspeaker device includes a speaker component, a first microphone element, and a second microphone element. The speaker component includes an earphone core and a core housing. The first microphone element is disposed on a first branch circuit board of a circuit board. The second microphone element is disposed on a second branch circuit board of the circuit board. The circuit board is configured to electrically connect to an audio signal wire, a first auxiliary signal wire, and a second auxiliary signal wire of an external control circuit. The audio signal wire, the first auxiliary signal wire, and the second auxiliary signal wire are electrically and respectively connected to the earphone core, the first microphone element, and the second microphone element through the circuit board. A board surface of the second branch circuit board is tilt with respect to a board surface of the first branch circuit board.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
58.
VIBRATION COMPONENTS AND SOUND TRANSMISSION DEVICES
The present disclosure provides a vibration component. The vibration component may include: a mass element; and an elastic element, the elastic element including a connection region and a first preprocessing region, wherein the connection region is configured to support the mass element; and a deformation quantity of the first preprocessing region is greater than a deformation quantity of a region of the elastic element other than the first preprocessing region when the mass element vibrates.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
The present disclosure discloses a wearing member, a wearable device, and a charging system. The wearing member includes a housing and one or more electronic devices. The housing includes a first connection section and a concave section. The concave section is connected to one end of the first connection section, and the concave section forms a downward hollow in a wearing state. At least a portion of the one or more electronic devices are disposed in the concave section. Through the above manner, the wearing member disclosed in the present disclosure can utilize an installation space therein fully, optimizing a layout of the one or more electronic devices, which minimizes the wearing member and improves the utilization rate of the space.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
One or more embodiments of the present disclosure relate to an earphone, the earphone comprises: a speaker assembly configured to contact with a human head and transmit sound; a function assembly electrically connected to the speaker assembly and configured to control the speaker assembly; and an ear hook connected between the speaker assembly and the function assembly, wherein an attitude or position of the speaker assembly or the function assembly is adjustable with respect to the ear hook.
The present disclosure relates to a bone conduction earphone. The bone conduction earphone may include an ear hook assembly and a core module. The ear hook assembly may include an ear hook housing. The core module may be disposed on one end of the ear hook assembly. The core module may include a core housing and a core. An opening may be disposed on one end of the core housing to form a chamber structure for accommodating the core. An elastic modulus of the core housing may be greater than an elastic modulus of the ear hook housing.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
The present disclosure provides a vibration sensor including a vibration assembly including a mass element and an elastic element, a first acoustic chamber, an acoustic transducer, and a buffer member. In response to an external vibration signal, the vibration assembly vibrates such that a volume of the first acoustic chamber changes. The acoustic transducer is in communication with the first acoustic chamber. In response to a volume change of the first acoustic chamber, the acoustic transducer may generate an electrical signal. The buffer member is connected to the mass element or the elastic element. The buffer member reduces an impact force of the mass element acting on the elastic element during a vibration process of the vibration assembly. The acoustic transducer has a first resonance frequency, the vibration assembly has a second resonance frequency, and the second resonance frequency is less than the first resonance frequency.
The embodiments of the present disclosure provide wearable devices and wearable members. The wearable member may include: a housing including a concave section, wherein a top wall of the concave section forms a downward hollow in a wearing state, and a bottom wall of the concave section includes a first sound output hole; and a speaker disposed in the concave section, wherein a resonant cavity is formed between the speaker and a first sidewall of the housing, and the first sound output hole communicates with the resonant cavity.
The present disclosure provides a method for voice enhancement, including: obtaining a first signal and a second signal of a target voice, the first signal being a signal of the target voice collected based on a first position, and the second signal being a signal of the target voice collected based on a second position; determining a first coefficient by processing, based on a position of the target voice, the first position, and the second position, the first signal and the second signal; determining, based on the first signal and the second signal, a plurality of parameters related to a plurality of sound source directions; determining, based on the plurality of parameters and the position of the target voice, a second coefficient; and obtaining a voice-enhanced first output voice signal corresponding to the target voice by processing the first signal and/or the second signal.
G10L 21/0264 - Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
G10L 25/21 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the type of extracted parameters the extracted parameters being power information
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
The embodiments of the present disclosure provide a sensor device, including: a sensor assembly with a first resonant frequency and a sound pickup assembly configured to communicate with an external sound of the sensor device through a sound inlet, wherein an acoustic cavity may be formed between the sound pickup assembly and the sensor assembly, when the sound pickup assembly vibrates in response to an air conduction sound transmitted through the sound inlet, vibrations of the sound pickup assembly may change a sound pressure in the acoustic cavity, and the sensor assembly may convert the air conduction sound into an electrical signal based on changes of the sound pressure in the acoustic cavity, wherein the sound pickup assembly may provide the sensor device with a second resonant frequency, and a difference between the second resonant frequency and the first resonant frequency may be in a range of 1000 Hz-10000 Hz.
The present disclosure provides a drive device and an acoustic output device including the drive device. The drive device comprises one or more drive units, each drive unit having a beam-like structure, the beam-like structure including a vibration output end and a fixed end and extending from the fixed end toward the vibration output end. Each drive unit includes: a piezoelectric layer configured to cause the drive unit to output a vibration from the vibration output end in response to an electrical signal; and a reinforcement layer, wherein the reinforcement layer includes one or more reinforcement components arranged in an extension direction of the beam-like structure, at least one reinforcement component of the one or more reinforcement components being arranged close to the vibration output end and having a dimension not exceeding one-half of a distance from the vibration output end to the fixed end in the extension direction.
A vibration sensor is provided and includes an acoustic transducer, a vibration component, and a housing. The vibration component is connected to the acoustic transducer and configured to transmit an external vibration signal to the acoustic transducer to generate an electrical signal. The housing is configured to accommodate the acoustic transducer and the vibration component and generate vibrations based on the external vibration signal. The vibration component and the acoustic transducer form a plurality of acoustic cavities including a first acoustic cavity spatially connected to the acoustic transducer. The vibration component causes a sound pressure change of the first acoustic cavity in response to the vibrations of the housing. The acoustic transducer generates an electrical signal based on the sound pressure change of the first acoustic cavity. The vibration component includes a first hole part through which the first acoustic cavity is spatially connected to other acoustic cavities.
G01H 11/06 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
The present disclosure discloses a sensing device, comprising a sensor configured to convert a sound signal into an electrical signal, the sensor having a first resonant frequency; and a resonant system including a vibration pickup unit and configured to generate a vibration in response to a vibration of a housing of the sensing device. The vibration pickup unit may include at least an elastic diaphragm and a mass block. The elastic diaphragm may be connected to the housing the sensing device through a peripheral side of the elastic diaphragm. The mass block may be at least made of a polymer material. A first acoustic cavity may be defined between the elastic diaphragm and the sensor. When the housing of the sensing device generates a vibration in response to an external sound signal, the elastic diaphragm and the mass block may generate a vibration in response to the vibration of the housing of the sensing device. The elastic diaphragm may cause a sound pressure change in the first acoustic cavity during a vibration process, and the sensor may convert the external sound signal into an electrical signal based on the sound pressure change in the acoustic cavity. The resonant system may provide at least one second resonant frequency to the sensing device. The second resonant frequency may be lower than the first resonant frequency.
G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
One or more embodiments of the present disclosure provide a vibration sensor. The vibration sensor may include a housing structure, an acoustic transducer, and a vibration unit. The acoustic transducer may be physically connected to the housing structure. An acoustic cavity may be formed at least partially by the housing structure and the acoustic transducer. The vibration unit may be configured to divide the acoustic cavity into a plurality of acoustic cavities. The plurality of acoustic cavities may include a first acoustic cavity. The first acoustic cavity may be in acoustic communication with the acoustic transducer. The vibration unit may include an elastic element and a mass element. The elastic element and the mass element may be located in the acoustic cavity, and the mass element may be connected to the housing structure or the acoustic transducer through the elastic element.
G01H 11/06 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
One of the embodiments of the present disclosure provides a sensor device, including: a housing and a transducer unit, wherein the housing has an accommodating cavity inside, the transducer unit includes a vibration pickup structure configured to pick up a vibration of the housing and produce an electrical signal, and the transducer unit in the accommodating cavity separates the accommodating cavity to form a front cavity and a rear cavity on opposite sides of the vibration pickup structure. At least one cavity of the front cavity and the rear cavity is filled with liquid, the liquid is in contact with the vibration pickup structure, and an air cavity is formed between the liquid and the housing.
H04R 1/20 - Arrangements for obtaining desired frequency or directional characteristics
G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G10K 11/26 - Sound-focusing or directing, e.g. scanning
The present disclosure provides a sensing device, comprising: a housing, an accommodation cavity being provided inside the housing; a transduction unit, including a vibration-pickup structure used to pick up vibration of the housing to generate an electrical signal, wherein the transduction unit divides the accommodation cavity into a front cavity and a rear cavity located on opposite sides of the vibration-pickup structure, at least one of the front cavity or the rear cavity is filled with liquid, and the liquid is in contact with the vibration-pickup structure; and one or more pipeline structures, each pipeline structure being configured to connect the accommodation cavity to an outside of the housing, the liquid being at least partially located in the one or more pipeline structures.
The embodiments of the present disclosure provide an acoustic output device, including: a first piezoelectric element configured to generate vibrations based on an audio signal; a fixing structure configured to place the acoustic output device near a user's ear without blocking the user's ear canal, an end of the fixing structure being connected to one end of the first piezoelectric element; and a vibration transmission component including an ear hook and an output assembly, one end of the ear hook being connected to an end of the first piezoelectric element away from the fixing structure, the other end of the ear hook being connected to the output assembly, the output assembly receiving the vibrations of the first piezoelectric element through the ear hook and outputting sound, and a frequency response curve of the sound having at least two resonant peaks.
Embodiments of the present disclosure provide an acoustic output device comprising: a vibration element having a beam structure extending along a length direction of the vibration element; a piezoelectric element configured to deform in response to an electrical signal, the deformation of the piezoelectric element driving the vibration element to vibrate, wherein the piezoelectric element is attached to a first position of the beam structure, and a size of an attachment area along the length direction does not exceed 80% of a size of the beam structure along the length direction; and a mass element connected to a second position of the beam structure, wherein the first position and the second position are spaced apart along the length direction, and the vibration of the vibration element drives the mass element to vibrate in a direction perpendicular to the length direction.
The present disclosure provides an impedance device and a system for simulating an impact of a head on a vibration of a vibration unit. The impedance device may include a mass part, an elastic part, and a fixing part. The mass part is connected to the fixing part through the elastic part. The fixing part is a hollow structure, the fixing part includes an opening. The elastic part is located at the opening and is connected to the fixing part. The elastic part forms a cavity with the fixing part. An elastic coefficient of the elastic part of a vibration direction in which the mass part vibrates relative to the fixing part in a range of 600 N/m~5000 N/m.
A speaker device is provided. The speaker device may include a circuit housing, an ear hook, a rear hook, and a speaker assembly. The circuit housing may be configured to accommodate a control circuit or a battery. The ear hook may be connected to one end of the circuit housing and at least a part of the ear hook being covered by a first housing sheath. The rear hook may be connected to the other end of the circuit housing and at least a part of the rear hook being covered by a second housing sheath. The first housing sheath and the second housing sheath may cover at least a part of a periphery of the circuit housing from two ends of the circuit housing, respectively. The speaker assembly may include an earphone core and a core housing for accommodating the earphone core.
A speaker comprises a housing, a transducer residing inside the housing, and at least one sound guiding hole located on the housing. The transducer generates vibrations. The vibrations produce a sound wave inside the housing and cause a leaked sound wave spreading outside the housing from a portion of the housing. The at least one sound guiding hole guides the sound wave inside the housing through the at least one sound guiding hole to an outside of the housing. The guided sound wave interferes with the leaked sound wave in a target region. The interference at a specific frequency relates to a distance between the at least one sound guiding hole and the portion of the housing.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
G10K 11/26 - Sound-focusing or directing, e.g. scanning
The present disclosure relates to a speaker device. The speaker device may include a core housing, a circuit housing, an ear hook, and a housing sheath. The core housing may be configured to accommodate an earphone core. The circuit housing may be configured to accommodate a control circuit or a battery. The control circuit or the battery may be configured to drive the earphone core to vibrate to produce sound. The ear hook may be configured to connect the core housing and the circuit housing. The housing sheath may at least partially cover the circuit housing and the ear hook. The housing sheath may include waterproof material. The waterproof performance of the speaker device may be improved through sealed connections among various components of the speaker device in the present disclosure.
A motion data display method and system is provided. The motion data and the reference motion data corresponding to the motion data of the user during moving of the user may be obtained; and the motion data of the user and the reference motion data may be combined with the virtual character, and the comparison between the motion data of the user and the reference motion data is intuitively displayed by using the animation of the virtual character, so that the user may intuitively find a difference between the motion data of the user and the reference motion data by observing the animation of the virtual character, so as to correct the motion during moving and move properly.
The present disclosure provides a microphone comprising: an acoustoelectric transducer configured to convert an sound signal to an electrical signal; an acoustic structure, the acoustic structure comprising a sound guiding tube and an acoustic cavity, the acoustic cavity being acoustically communicated with the acoustoelectric transducer and acoustically communicated with the outside of the microphone through the sound guiding tube; wherein the acoustic structure has a first resonant frequency, the acoustoelectric transducer has a second resonant frequency, and an absolute value of the difference between the first resonant frequency and the second resonant frequency is not greater than 1000 Hz.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
One or more embodiments of the present disclosure relates to hearing aids. A hearing aid includes a plurality of microphones configured to receive an initial sound signal and convert the initial sound signal into an electrical signal; a processor configured to process the electrical signal and generate a control signal; and a speaker configured to convert the control signal into a hearing aid sound signal. To process the electrical signal and generate the control signal, the processor is configured to: adjust a directivity of the initial sound signal received by the plurality of microphones, so that a sound intensity of a first sound signal from a direction of the speaker in the initial sound signal is always greater than or always less than a sound intensity of a second sound signal from other directions around.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
The present disclosure relates to an open binaural earphone including a housing, at least one low-frequency speaker, and at least one high-frequency speaker. The housing may be placed on at least one of a head or an ear of a user and not blocking a user’s ear canal, and configured to accommodate the at least one low-frequency speaker and the at least one high-frequency speaker. The at least one low-frequency speaker may be configured to output sounds within a first frequency range from at least two first sound guiding holes through at least two first guiding tubes. The at least one high-frequency speaker may be configured to output sounds within a second frequency range from at least two second sound guiding holes through at least two second guiding tubes. The second frequency range may include one or more frequencies higher than one or more frequencies in the first frequency range.
H04R 1/44 - Special adaptations for subaqueous use, e.g. for hydrophone
H04M 1/78 - Circuit arrangements in which low-frequency speech signals proceed in one direction on the line, while speech signals proceeding in the other direction on the line are modulated on a high-frequency carrier signal
H04R 1/22 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
H04M 1/03 - Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 5/02 - Spatial or constructional arrangements of loudspeakers
G10L 21/038 - Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
H04R 5/033 - Headphones for stereophonic communication
H04S 7/00 - Indicating arrangements; Control arrangements, e.g. balance control
H04R 1/38 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
H04R 3/02 - Circuits for transducers for preventing acoustic reaction
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Embodiments of the present disclosure may provide an acoustic output device, including a first vibration element, a second vibration element, and a piezoelectric element. The piezoelectric element may drive the first vibration element and the second vibration element to generate vibration in response to an electrical signal, wherein the first vibration element may be connected to a first position of the piezoelectric element, the second vibration element may be connected to a second position of the piezoelectric element through at least a first elastic element, the second vibration element may be connected to a third position of the piezoelectric element through at least a second elastic element, and in a vibration direction of the second vibration element, a first elastic coefficient of the first elastic element may be different from a second elastic coefficient of the second elastic element.
The present disclosure is of a piezoelectric speaker. The piezoelectric speaker includes a plurality of piezoelectric elements and a vibration transmission plate. Each piezoelectric element is configured to generate vibration based on an audio signal. The vibration transmission plate includes a plurality of elastic rods and a mass block, and each elastic rod connects the mass block and one of the plurality of piezoelectric elements. The mass block simultaneously receives the vibration of the plurality of piezoelectric elements and generates at least two resonance peaks in a frequency range of 20 Hz-40000 Hz.
One or more embodiments of the present disclosure relate to a vibration device. The vibration device may include a mass component; one or more piezoelectric components configured to produce a vibration based on an electrical signal; one or more elastic components, wherein at least one elastic component of the one or more elastic components are connected to the mass component and the one or more piezoelectric components; wherein the one or more piezoelectric components include a ring structure, and the one or more piezoelectric components are configured to be parallel to an axial direction of the ring structure based on a vibration direction of the electrical signal.
One or more embodiments of the present disclosure relates to an acoustic output device, including: a piezoelectric element configured to convert an electrical signal into a mechanical vibration; an elastic element; and a mass element connected to the piezoelectric element through the elastic element. The mass element may be configured to receive the mechanical vibration and generate an acoustic signal, and on a plane perpendicular to a vibration direction of the mass element, the elastic element may provide shear stresses with opposite curls.
The embodiment of the present disclosure provides an acoustic output device, which includes a first vibration element, a second vibration element, and a piezoelectric element. The first vibration element is physically connected to a first position of the piezoelectric element, and the second vibration element is connected to a second position of the piezoelectric element at least through an elastic element. The piezoelectric element drives the first vibration element and the second vibration element to vibrate in response to an electric signal, and the vibration generates two resonance peaks within the audible range of the human ear.
H04R 17/10 - Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
H10N 30/20 - Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
The present disclosure provides an acoustic output device including a speaker assembly. The speaker assembly may include a transducer, a diaphragm, and a housing. A vibration of the diaphragm driven by the transducer may generate an air conduction sound wave. The housing may form an accommodating chamber for accommodating the transducer and the diaphragm. The diaphragm may separate the accommodating chamber to form a first chamber and a second chamber. A sound outlet communicating with the second chamber is arranged on the housing. The air conduction sound wave is transmitted to the outside of the acoustic output device through the sound outlet. A sound guiding channel communicating with the sound outlet is provided on the housing for guiding the air conduction sound wave to a target direction outside the acoustic output device. The length of the sound guiding channel may be less than or equal to 7 mm.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
The embodiments of the present disclosure disclose an acoustic input-output device. The acoustic input-output device includes a loudspeaker assembly and a microphone. The loudspeaker assembly is configured to transmit sound waves by generating a first mechanical vibration. The microphone is configured to receive a second mechanical vibration of a voice signal source that is generated when the voice signal source provides a voice signal. The microphone generates a first signal and a second signal in response to the first mechanical vibration and the second mechanical vibration, respectively. In a specific frequency range, a ratio of an intensity of the first mechanical vibration to an intensity of the first signal is greater than a ratio of an intensity of the second mechanical vibration to an intensity of the second signal.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
An embodiment of the present disclosure provides a vibration sensing device, which may include a vibration sensor and at least one vibration component. The vibration sensor has a first resonant frequency, at least one vibration component may be configured to transmit the received vibration to the vibration sensor, and the at least one vibration component may include a liquid arranged in the target cavity and a plate body forming a part of the cavity wall of the target cavity. The at least one vibration component may provide at least one second resonant frequency for the vibration sensing device, and at least one second resonant frequency may be different from the first resonant frequency.
The embodiments of the present disclosure provide a method and system for voice enhancement, including: obtaining a first signal and a second signal of a target voice, the first signal and the second signal being voice signals of the target voice at different voice collection positions; determining a target signal-to-noise ratio (SNR) of the target voice based on the first signal or the second signal; determining a processing mode for the first signal and the second signal based on the target SNR; and processing the first signal and the second signal based on the determined processing mode to obtain a voice-enhanced output voice signal corresponding to the target voice.
The present disclosure provides an acoustic device including a microphone array, a processor, and at least one speaker. The microphone array may be configured to acquire an environmental noise. The processor may be configured to estimate a sound field at a target spatial position using the microphone array. The target spatial position may be closer to an ear canal of a user than each microphone in the microphone array. The processor may be configured to generate a noise reduction signal based on the environmental noise and the sound field estimation of the target spatial position. The at least one speaker may be configured to output a target signal based on the noise reduction signal. The target signal may be used to reduce the environmental noise. The microphone array may be arranged in a target area to minimize an interference signal from the at least one speaker to the microphone array.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
The present application discloses a sound-output device, a vibration speaker configured to generate a bone-conducted sound wave; and an air-conducted speaker configured to generate an air-conducted sound wave. The vibration speaker is coupled to the air-conducted speaker through a mechanical structure; and the bone-conducted sound wave is input to the air-conducted speaker at least in part as an input signal.
H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 3/12 - Circuits for transducers for distributing signals to two or more loudspeakers