Abstract

Disclosed in the present application is an acoustic output apparatus, wherein the acoustic output apparatus can comprise at least one acoustic driver, a housing structure, and at least two sound guide holes. The at least one acoustic driver outputs sound having an opposite phase from the at least two sound guide holes. The housing structure is configured to carry the at least one acoustic driver. The housing structure is provided with a user contact surface for making contact with a user. When the user wears the acoustic output apparatus, the user contact surface makes contact with the body of the user. The included angle between a connection line of the at least two sound guide holes and the user contact surface is 75°-105°.

IPC Classes  ?

• H04R 9/06 - Loudspeakers

Abstract

The present application mainly relates to an earphone. The earphone comprises a hook-shaped portion, a connecting portion and a holding portion; in a wearing state, the hook-shaped portion is hung between the rear side of an ear portion and a head portion of a user, the holding portion is used for contacting with the front side of the ear portion, the connecting portion connects the hook-shaped portion and the holding portion, and extends from the head portion to the outer side of the head portion, so as to cooperate with the hook-shaped portion to provide the holding portion with a pressing force against the front side of the ear portion. The earphone provided in the present application is provided with the connecting portion between the hook-shaped portion and the holding portion, the connecting portion can be adapted to the thickness of the ear portion, so that the earphone can bypass the upper ear root and tissue near the upper ear root in a wearing state, facilitating improvement of the comfort and stability of wearing.

IPC Classes  ?

• H04R 1/10 - Earpieces; Attachments therefor

Abstract

Disclosed in the embodiments of the present invention is an acoustic device. The acoustic device comprises a housing provided with an accommodating cavity and a loudspeaker arranged in the accommodating cavity. The loudspeaker comprises a magnetic circuit assembly, a voice coil, a vibration assembly and a vibration transmission plate. The magnetic circuit assembly defines a magnetic gap; one end of the voice coil is arranged in the magnetic gap, and the other end of the voice coil is connected to the vibration assembly; the vibration assembly is connected to the vibration transmission plate; and the vibration transmission plate is connected to the housing.

IPC Classes  ?

• H04R 1/10 - Earpieces; Attachments therefor
• H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details

Abstract

Disclosed in the present application is a bone conduction earphone. The bone conduction earphone comprises an ear hook assembly and an earphone core module. The earphone core module is arranged at one end of the ear hook assembly, the ear hook assembly comprises an ear hook housing, the earphone core module comprises an earphone core housing and an earphone core, and one end of the earphone core housing is open so as to form a cavity structure used for accommodating the earphone core; and the elastic modulus of the earphone core housing is greater than that of the ear hook housing.

IPC Classes  ?

• H04R 1/10 - Earpieces; Attachments therefor
• H04R 1/00 - LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS - Details of transducers

Abstract

The present disclosure provides an acoustic output device. The acoustic output device may comprise a bone conduction speaker configured to generate bone conduction acoustic waves. The acoustic output device may also comprise an air conduction speaker configured to generate air conduction acoustic waves, the air conduction speaker being independent of the bone conduction speaker. The acoustic output device may further comprise at least one housing configured to accommodate the bone conduction speaker and the air conduction speaker.

IPC Classes  ?

• H04R 1/10 - Earpieces; Attachments therefor

Abstract

The present disclosure provides an apparatus for audio signal output. The apparatus may include a bone conduction assembly configured to generate a bone conduction acoustic wave. The apparatus may include an air conduction assembly configured to generate an air conduction acoustic wave, the bone conduction acoustic wave and the air conduction acoustic wave may represent a same audio signal. The apparatus may include a phase difference between bone conduction acoustic wave and the air conduction acoustic wave may be smaller than a threshold. The apparatus may include a housing configured to accommodate at least a portion of the bone conduction assembly and the air conduction assembly.

IPC Classes  ?

• H04R 25/00 - Deaf-aid sets

Abstract

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.

IPC Classes  ?

• G10L 21/02 - Speech enhancement, e.g. noise reduction or echo cancellation

Abstract

The present application discloses a sound-output device, including 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 sound-output device is configured to output sound waves within a target frequency range, the bone-conducted sound wave includes a high frequency portion of the target frequency range, and the air-conducted sound wave includes a low frequency portion of the target frequency range.

IPC Classes  ?

• H04R 1/10 - Earpieces; Attachments therefor
• H04R 9/06 - Loudspeakers
• H04R 25/00 - Deaf-aid sets

Abstract

The present application discloses an audio device that has an inhibitory effect on sound waves emitted by a near-field sound source within a specified range and has an amplification effect on sound waves emitted from a far-field sound source outside the specified range. The audio device includes a first sound wave sensor to receive a sound wave and output a first signal based on the sound wave; a second sound wave sensor to receive the sound wave and output a second signal based on the sound wave; and a signal processing circuit coupled to the first sound wave sensor and the second sound wave sensor to generate an output signal based on the first signal and the second signal, wherein the audio device's near-field sensitivity to a sound wave is substantially lower than its far-field sensitivity to the sound wave.

IPC Classes  ?

• H04R 3/00 - Circuits for transducers

Abstract

Disclosed is an acoustic output device. The acoustic output device may comprise: a first acoustic driver comprising a first vibrating diaphragm; a second acoustic driver comprising a second vibrating diaphragm; a control circuit, which is electrically connected with the first acoustic driver and the second acoustic driver respectively, and provides a first electrical signal which drives the first vibrating diaphragm to vibrate and a second electrical signal which drives the second vibrating diaphragm to vibrate, the first electrical signal and the second electrical signal being opposite in terms of phase; and a housing structure, which carries the first acoustic driver and the second acoustic driver, wherein sound generated by the vibration of the first vibrating diaphragm radiates outwards through a first sound guiding hole in the housing structure, and sound generated by the vibration of the second vibrating diaphragm radiates outwards through a second sound guiding hole in the housing structure.

IPC Classes  ?

• H04R 1/10 - Earpieces; Attachments therefor

Abstract

The present disclosure discloses an acoustic output apparatus. The acoustic output apparatus may include an acoustic driver. The acoustic driver may include a diaphragm and a magnetic circuit structure. A front side of the acoustic driver may be formed at a side of the diaphragm away from the magnetic circuit structure. A rear side of the acoustic driver may be formed at a side of the magnetic circuit structure away from the diaphragm. The diaphragm may vibrate to cause the acoustic driver to radiate sound outward from the front side and the rear side of the acoustic driver. The acoustic output apparatus may further include a housing structure configured to carry the acoustic driver. One side of the front side and the rear side of the acoustic driver may form a cavity with the housing structure. The side of the acoustic driver forming the cavity may radiate the sound towards the cavity, and the other side of the acoustic driver may radiate the sound towards outside of the acoustic output apparatus.

IPC Classes  ?

• H04R 9/06 - Loudspeakers

Abstract

Disclosed in the embodiments of the present application are a bone conduction speaker and a testing method therefor. The bone conduction speaker comprises: a magnetic circuit assembly, used for providing a magnetic field; a vibration assembly, at least part of the vibration assembly being positioned in the magnetic field, for converting the electrical signal inputted into the vibration assembly into a mechanical vibration signal; a shell, comprising an outer shell panel facing the human body side and an outer shell rear face opposite to the outer shell panel, the shell accommodating the vibration assembly, the vibration assembly making the outer shell panel and the outer shell rear face vibrate, the vibration of the outer shell panel having a first phase, and the vibration of the outer shell rear face having a second phase; when the vibration frequency of the vibration of the outer shell panel and the outer shell rear face is 2000 Hz to 3000 Hz, the absolute value of the difference between the first phase and the second phase is less than 60 degrees. The bone conduction speaker of the present application can significantly reduce sound leakage and improve sound quality. The structure is simpler and the size is smaller.

IPC Classes  ?

• H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
• H04R 9/06 - Loudspeakers

Abstract

Disclosed in the present application are a bone conduction speaker and earphone comprising a panel and a driving device. The driving device is configured to generate a driving force. The panel is transmissively connected to the driving device. Part or all of the panel is used to contact or press against the body of a user to conduct sounds. An area of the panel used to contact or press against the body of a user has a normal line, and the line at which the driving force is located is not parallel to the normal line.

IPC Classes  ?

• H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
• H04R 9/06 - Loudspeakers