The present disclosure relates to a fiber management device or system for facilitating routing and storing optical fibers. The fiber management device includes a flexible, film-like substrate that has optical fiber management, storing functionality, and splicing functionality all on one film-like substrate. The flexible, film-like substrate can provide a routing path for routing optical fibers onto a flexible planar substrate that can be temporarily supported by, mounted on or attached to the flexible planar substrate. The flexible, film-like substrate can accommodate fibers that are in a multi-fiber (e.g., ribbon) configuration or a single fiber configuration.
In one embodiment, a power supply comprises: a conversion circuit that outputs an output voltage at a first end of a cable; a remote voltage sensor measures a load delivered voltage from a second end of the cable; a control logic, wherein the power conversion circuit regulates the output voltage based on a signal from the control logic; a current sensor that measures current flow through the cable; and a resistance measurement circuit that computes a resistance of the cable as a function of the load delivered voltage, the current flow and the output voltage. The control logic regulates the load delivered voltage based on a voltage drop calculated utilizing the resistance. The control logic detects a change in the resistance of the cable based on the load delivered voltage and dynamically updates a value of the resistance for calculating the voltage drop when the change exceeds a tolerance.
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
G01R 19/165 - Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
G01R 19/252 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
G01R 27/16 - Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
G01R 31/58 - Testing of lines, cables or conductors
H02H 3/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
H02H 7/22 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for switching devices
A panel system includes a chassis holding one or more tray arrangements, which are each configured to receive one or more cassettes at two or more bays. The tray arrangements and cassettes cooperate to define a cassette sensor arrangement and a port occupancy sensor arrangement having separate interface points. The cassette sensor arrangement may include electronic memory storing physical layer information about the cassette. All active components of the port occupancy sensor arrangement are disposed on the tray while the electronic memories of the cassette sensor arrangement are stored on the cassettes.
The present disclosure relates to a telecommunication device including an enclosure configured to be mounted to a telecommunication rack. The device also includes a tray that mounts within the enclosure, the tray being slidably movable relative to the enclosure along a front-to-rear axis between a first position and a second position. The tray is fully within the enclosure when in the first position. A forward portion of the tray projects forwardly from the front end of the enclosure and a rearward portion of the tray is within the enclosure when the tray is in the second position. A spool mounts on the tray and is moveable with the tray as the tray is moved between the first and second positions. The spool being rotatable relative to the tray and the enclosure to allow cable to be paid out from the spool at least when the tray is in the second position.
Techniques are provided for improving efficiency of a multiphase direct current (DC) voltage converter configured to provide DC power to a radio by varying a number of phases enabled and/or disabled about a time period based upon a number carriers to be transmitted by the radio during the time period.
H02M 3/158 - Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
Twin-beam base station antennas are provided. A twin-beam base station antenna includes a plurality of radiating elements. The twin-beam base station antenna includes a power divider. Moreover, the twin-beam base station antenna includes a hybrid coupler that is coupled between the power divider and some, but not all, of the radiating elements. Related methods of operating twin-beam base station antennas are also provided.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters
7.
ACTIVE ANTENNA UNITS AND BASE STATION ANTENNAS WITH HEAT DISSIPATION MEMBERS
Active antenna units and/or base station antennas are provided that include a reflector body with heat dissipation structures that can be directly exposed to environmental conditions during use. The heat dissipation structures have frequency selective surfaces and can be formed of sheet metal or provided as separate extruded or die cast members that can be coupled to the reflector body.
To provide improvements in crest factor reduction in a distributed communication system, CFR configuration parameters can be determined based on communication signals received from a base station entity and distributed to node(s) of the distributed communication system. CFR engine(s) in the node(s) may perform CFR based on the CFR configuration parameters, and/or may adjust their CFR engine(s) based on signal parameters and/or operating parameters of a power amplifier coupled to a respective CFR engine. Some or all CFR processing may be offloaded from a node and assigned to optical transport card(s) of the system controller based on a processing bandwidth associated with the optical transport card(s).
Methods and systems of powering a radio that can be mounted on a tower of a wireless communication system are provided in which a direct current (“DC”) voltage is provided to the radio over a power cable from a power supply configured to change the direct current (DC) output from the power supply based on a measured current level. The power supply is configured to change the DC voltage from a first voltage level to a second voltage level in response to the measured current being greater than or equal to a first threshold value.
A bladed chassis system facilitates installation of the bladed chassis system and replacement of the blades at the chassis. For example, a front panel of the blade can be opened either upwardly or downwardly at the discretion of the user. Blades can be inserted and removed from the front and/or the rear of the bladed chassis system at the discretion of the user. Cables can be routed to the rear of the chassis system from either of two sides at the discretion of the user. The blades carried by the chassis have fiber management trays that can be rotationally oriented in any desired rotational position at the discretion of the user.
CommScope Connectivity UK Limited (United Kingdom)
Inventor
Marcouiller, Thomas
Taylor, Christopher Charles
Pfarr, John T.
Bolster, Kristofer
Bran De Leon, Oscar Fernando
Mattson, Loren J.
Abstract
An adapter block assembly includes an adapter block, a circuit board arrangement, and a cover attached to the adapter block so that the circuit board arrangement is held to the adapter block by the cover. Contact assemblies can be disposed between the adapter block and the circuit board arrangement. The cover can be latched, heat staked, or otherwise secured to the adapter block. Each component of the adapter block assembly can include one or more parts (e.g., multiple adapter blocks, multiple circuit boards, and/or multiple cover pieces).
The present application is directed to a mounting system for a base station antenna. The system includes a passive antenna and an active antenna module and a mounting kit. The mounting kit includes an upper radio mounting bracket assembly and a lower radio mounting bracket assembly, and is configured to mount and secure an upper portion of the passive antenna to a mounting structure and mount and secure the active antenna module to the mounting structure behind the passive antenna. The system further includes a middle antenna mounting bracket assembly configured to pivotably mount a middle portion of the passive antenna to the mounting structure and a lower antenna mounting bracket assembly configured to slidably and/or pivotably mount a lower portion of the passive antenna to the mounting structure. The mounting system is configured to adjust the base station antenna downwardly or upwardly to a desired angle of tilt. Mounting kits and methods of operating same are also described herein.
The present disclosure describes a mounting bracket for remote radio unit mounting assemblies. The mounting bracket includes a bracket member having a main body section and two arms extending outwardly at an oblique angle from opposing ends of the main body section, wherein the main body section includes a slot and each arm includes a plurality of mounting apertures; and a brace member, wherein a middle section of the brace member is configured to be received within the slot of the bracket member and opposing end sections of the brace member contact a respective arm of the bracket member. Remote radio unit mounting assemblies are also described herein.
A base station includes a plurality of remote units (RUs), each being configured to exchange RF signals with at least one UE. The C-RAN also includes a controller communicatively coupled to the plurality of RUs via a fronthaul interface. The controller is configured to receive a public warning system (PWS) alert message. The controller is also configured to determine a number of bytes, based on a channel bandwidth of a wireless channel used by the base station, for each of a plurality of system information block messages. The plurality of system information block messages are broadcast wirelessly to the at least one UE.
In one embodiment, a boosting system includes a booster circuit. The booster circuit is configured to receive a direct current (DC) voltage input and to adjust the DC voltage input. The boosting system further includes a current sensing circuit coupled to the booster circuit and a first end of a power cable. The current sensing circuit is configured to measure a current at the first end of the power cable. The boosting system further includes one or more processors coupled to the booster circuit and the current sensing circuit. The one or more processors are configured to adjust an output of the booster circuit when the current sensing circuit indicates that the current at the first end of the power cable exceeds a first threshold. The first threshold is selected at least in part based on one or more safety standards of the power cable.
H02M 3/155 - Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
H02M 1/00 - APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF - Details of apparatus for conversion
H02M 1/32 - Means for protecting converters other than by automatic disconnection
One or more active components can be strand mounted within a cabinet that also has passive optical components. Certain types of strand mounts are slidable relative to the cabinet to enhance access to the components. Each component may be independently slidable.
The present disclosure relates to systems and method for deploying a fiber optic network. Distribution devices are used to index fibers within the system to ensure that live fibers are provided at output locations throughout the system. In an example, fibers can be indexed in multiple directions within the system. In an example, fibers can be stored and deployed form storage spools.
To reduce sparks and arcing if an RJ plug is removed from an RJ jack while a PoE signal is present, the plug includes conductive metal blades. Each blade includes a first portion to conduct electrical signals and/or power (SAOP) between the blade and a wire within the plug. Each blade includes a second portion and a spaced third portion to conduct SAOP between the blade and a contact within a jack. A first electrical resistance value between the second portion and the first portion is at least 5% greater as compared to a second electrical resistance value between the third portion and the first portion.
A telecommunications module defines an interior with separate right and left chambers. An optical component is housed within the left chamber. Signal input and output locations are exposed to the right chamber. The right chamber allows excess fiber to accumulate without bending in a radius smaller than a minimum bend radius. A dual-layered cable management structure is positioned within the right chamber that defines a lower cable-wrapping level and a separate upper cable-wrapping level. The upper cable-wrapping level is defined by a removable cable retainer mounted on a spool defining the lower-cable wrapping level. Cabling carrying the input and output signals are passed between the right and left chambers before and after being processed by the optical component.
The present disclosure describes techniques of user equipment localization in centralized or cloud radio access networks (C-RANs). In the UE localization techniques of the present disclosure, a base station (gNB) configures a plurality of radio units (RUs) serving a cell to transmit one or more downlink signals using various time and/or frequency resources to user equipment (UEs) of the cell. The UEs use the one or more downlink signals to measure quality of downlink channels between the UEs and the plurality of RUs and reports the measured qualities in uplink using one or more CSI reports. The gNB then selects one or more RUs from the plurality of RUs for each UE based on the received CSI reports. Finally, the gNB transmits downlink data towards the UEs and receives uplink data from the UEs using their respective RUs.
The system determines whether an orientation of a ferrule was changed between measurements made to the end face geometry of the ferrule. Accordingly, the systems allows confirmation that a ferrule was re-oriented between measurements before calculating any deviations in the measurement tool and applying corrective algorithms. An indication (e.g., alarm, error message, etc.) may be conveyed to the user to properly re-orient the ferrule.
The present disclosure relates generally to a bare fiber connection system that includes first and second multi-fiber fiber optic connectors that have a retractable shroud with a pivotal locking member mounted thereon. The pivotal locking member can be configured to lock the retractable shroud in an extended position. The pivotal locking member can be pivoted about a pivot point while remaining attached to the retractable shroud to unlock the retractable shroud such that the retractable shroud can move to a retracted position.
A connector includes a forward connector body, a rear connector body that interfaces with the forward connector body and a metal frame positioned about the forward and rear connectors bodies. The rear connector body defines a central channel to receive a single pair of conductors. Each of a first and second side face of the rear connector body includes an elongate opening that extends through a front face of the rear connector body to provide access to an upward channel and a downward channel, respectively, of a contact receiving portion of the rear connector body. The metal frame includes a rearward portion and a forward portion. The rearward portion of the metal frame is positioned about the rear connector body as well as a rearward portion of the forward connector body while the forward portion of the metal frame is positioned about a forward portion of the forward connector body.
H01R 13/502 - Bases; Cases composed of different pieces
H01R 4/2425 - Flat plates, e.g. multi-layered flat plates
H01R 13/6463 - Means for preventing cross-talk using twisted pairs of wires
H01R 43/18 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing bases or cases for contact members
A shuffle cable provides optical fibers in color-coded groups to facilitate the break-out of optical fibers into standard multi-color, multi-signal ribbon cables within the context of spine-leaf cabling.
A telecommunications assembly includes a chassis defining an interior region and a tray assembly disposed in the interior region. The tray assembly includes a tray and a cable spool assembly. The cable spool assembly is engaged to a base panel of the tray. The cable spool assembly is adapted to rotate relative to the tray. The cable spool assembly includes a hub, a flange engaged to the hub and an adapter module. The flange defines a termination area. The adapter module is engaged to the termination module of the flange. The adapter module is adapted to slide relative to the flange in a direction that is generally parallel to the flange between an extended position and a retracted position.
A cabinet includes a first compartment coupled to a second compartment with a sealed cable port arrangement separating the two compartments. The second compartment is more robustly sealed than the first compartment. A sealed splice enclosure is disposed in the first compartment. The splice enclosure is more robustly sealed against water intrusion than the second compartment.
A base station antenna includes a plurality of pairs of RF ports, a tubular reflector, a plurality of columns of first frequency band radiating elements that are mounted to extend outwardly from the tubular reflector, the columns extending around a periphery of the tubular reflector and grouped into a plurality of column groups, where each column group includes at least three columns, and a plurality of feed networks, where each feed network connects one of the pairs of RF ports to a respective one of the column groups.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
Antennas are provided. An antenna includes an antenna array having a plurality of sub-arrays that each include a plurality of radiating elements. Moreover, the antenna includes a multi-stage beamforming network having a first stage including a plurality of first Butler matrices and a second stage including a plurality of second Butler matrices that are coupled between the first Butler matrices and the sub-arrays. The first Butler matrices are each coupled to each of the second Butler matrices. The second Butler matrices are coupled to the sub-arrays, respectively, without any cables between the second Butler matrices and the sub-arrays.
H01Q 3/40 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with phasing matrix
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
The presence of a plug connector with a port is detected through a detection circuit activated by a port shutter. Transitioning the port shutter between the closed (i.e., blocking the port) position and the open position actuates and deactuates the detection circuit.
An antenna assembly, which includes one or more radiating element arrays and at least one dielectric isolator for the one or more radiating element arrays, wherein, the dielectric isolator is configured to tune the phase of a coupling signal between the radiating elements so as to at least partially eliminate coupling interference between the radiating elements. As a result, the radiation pattern of the antenna can be improved. The present disclosure also provides a base station antenna having the antenna assembly.
Systems and methods for adaptive power converters are provided. In one embodiment, an adaptive power converter comprises: a power converter controller; a switching power conversion circuit comprising an input switch, a low-pass filter, and a non-linear control feedback compensator, the input switch controlled using feedback control from the non-linear control feedback compensator, wherein the non-linear control feedback compensator controls the input switch to regulate an output from the power conversion circuit based on multiple regulation profiles; a measurement estimate and gain module; and a power converter state detection and correction function. The measurement estimate and gain module evaluates power converter state information from the power converter state detection and correction function. Based on the power converter state information, the measurement estimate and gain module controls the compensator to select a regulation profile, wherein the non-linear control feedback compensator applies the regulation profile for regulating the output from the conversion circuit.
A phase shifter, which may include an input port configured to receive a radio frequency (RF) signal. The phase shifter may include a first conductive trace that is electrically connected to a first output port. The first output port may be configured to output a first phase-shifted sub-component of the RF signal. The phase shifter may include a wiper configured to couple the input port to the first conductive trace. The wiper may include a first conductive pad adapted to slide on the first conductive trace. The first conductive trace may include a first metal trace that has a plurality of slits formed therein where the metal is omitted. Each slit may include an enlarged portion formed along a length thereof. The enlarged portion of at least some of the slits may be formed at a tip end of the slit and/or at a middle of the length of the slit.
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
A retention and protection device holds one or more envelope attachments to a connector core. The envelope attachment may be removed from the device and installed upon the connector core to convert the connector core into a different type of connector to mate with or within a different style of connector or port. The device is a combination of features including a clasp for attachment to the connector core, such as by residing within a recessed valley of a strain relief boot of the connector core. One or more lanyards may be provided. Each lanyard has a first end attached to the clasp and a second end with a fitting. The fitting is structurally dimensioned to removably hold an envelope attachment and prevent dust from entering one end of the envelope attachment. Once removed from the fitting, the envelope attachment is structurally compatible to attach to the connector core.
The present disclosure relates to a ferrule boot that provides a pitch conversion from fiber ribbon having a first pitch (e.g., about 200 microns) to a multi-fiber ferrule having fiber openings arranged at a second pitch larger than the first pitch (e.g., about 250 microns). The ferrule boot may also function as a tool for inserting pitch converted optical fibers into the multi-fiber ferrule.
Integrated WDM mux/demux devices are disclosed. Some embodiments are directed to an in-line WDM mux/demux device formed with a substrate and a common port at a first side of the substrate and a plurality of separated wavelength ports at a second side of the substrate. The first side of the substrate is free of separated wavelength ports. Other embodiments are directed to a WDM mux/demux device in which a linear variable filter is disposed in the substrate for separating the signals in different channels. In other embodiments, the filter or filters are sandwiched between the edges of adjacent substrates, such that light propagating along a waveguide in one of the substrates is transmitted through the filter to a waveguide in the second substrate. The adjacent substrates may be mounted to a base substrate.
G02B 6/293 - Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
36.
PASSIVE OPTICAL NETWORK DISTRIBUTION SYSTEMS AND COMPONENTS THEREOF
Systems and methods for delivering multiple passive optical network services are disclosed. One system includes a first optical transmission service comprising a common wavelength pair routed from a source to each of a plurality of subscribers and a second optical transmission service comprising a plurality of unique wavelength pairs, each of the unique wavelength pairs assigned to a subscriber among the plurality of subscribers. The system includes a splitter optically connected to first fiber carrying the first optical transmission service, the splitter including a plurality of outputs each delivering the first optical transmission service, and a wavelength division multiplexer connected to a second fiber, the wavelength division multiplexer separating each of the unique wavelength pairs of the second optical transmission service onto separate optical fibers. The system further includes a plurality of second wavelength division multiplexers optically connected to a different output of the plurality of outputs of the splitter and to a different one of the unique wavelength pairs from the wavelength division multiplexer, thereby combining a unique wavelength pair and a common wavelength pair onto a single fiber to be delivered to a subscriber.
A factory processed and assembled optical fiber arrangement is configured to pass through tight, tortuous spaces when routed to a demarcation point. A connector housing attaches to the optical fiber arrangement at the demarcation point (or after leaving the tight, tortuous spaces) to form a connectorized end of the optical fiber. A fiber tip is protected before leaving the factory until connection is desired.
Systems and methods for ML based ACB are provided herein. In an example, a system includes BBU(s), RU(s) communicatively coupled to the BBU(s), and antenna(s) communicatively coupled to the RU(s). Each respective RU of the RU(s) is communicatively coupled to a respective subset of the antenna(s). The BBU(s), the RU(s), and the antenna(s) are configured to implement a base station for wirelessly communicating with UEs in a cell. The system includes a machine learning computing system configured to: receive time data, traffic data, and location data; and determine predicted barring parameter(s) for the base station based on the time data, the traffic data, and the location data. The system is configured to: adjust barring factor(s) and/or barring time(s) in an information message based on the predicted barring parameter(s) for the base station; and send the information message with the adjusted barring factor(s) and/or barring time(s) to UEs in the cell.
A cable anchor includes an anchor mounting structure and a cable mounting structure. The anchor mounting structure can releasably mount to a support plate along either of two paths. The cable mounting structure secures one or more cables to the cable anchor. Some example cable mounting structures are configured to receive wrap-style fasteners to hold cables. Other example cable mounting structures include fanout bodies configured to receive epoxy. Other example cable mounting structures include cavities configured to engage overmolded retention features of a cable.
F16L 3/22 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
F16L 3/06 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing with supports for wires
H05K 7/14 - Mounting supporting structure in casing or on frame or rack
H04Q 1/06 - Cable ducts or mountings specially adapted for exchange installations
40.
HYBRID COUPLER AND METHOD FOR MANUFACTURING HYBRID COUPLERS
A hybrid coupler is disclosed. The hybrid coupler comprises a printed circuit board having a first metallization layer and a second metallization layer arranged below the first metallization layer. The first metallization layer comprises at least two input ports and at least two output ports. The hybrid coupler further comprises a plurality of couplers coupled adjacent to each other on the first metallization layer. Each coupler of the plurality of couplers comprises transmission traces electrically coupled with the transmission traces of an adjacent coupler and the transmission traces of the plurality of couplers extend between the input ports and the output ports of the first metallization layer. The hybrid coupler furthermore comprises a defective ground structure having a pre-defined shape defined in the second metallization layer below each coupling junction formed between the transmission traces of the plurality of couplers.
A multi-fiber optical connector system including a first and a second multi-fiber connector configured to mate with one another. The multi-fiber connectors include a connector body having a front end and a rear end, a multi-fiber ferrule having a face accessible at the front end of the connector body and a spring for biasing the multi-fiber ferrule in a forward direction relative to the connector body. The spring is configured so that the first and second ferrule rotate with one another or do not rotate when the ferrule is biased forward.
A small cell base station antenna includes a tubular reflector that has at least first through fourth faces that each face in different directions. The antenna further includes first through fourth arrays of radiating elements that are mounted on the respective first through fourth faces of the tubular reflector. The antenna also includes a passive beamforming network that has first through fourth outputs that are coupled to the respective first through fourth arrays of radiating elements.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 3/28 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the amplitude
H01Q 3/40 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with phasing matrix
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H04L 5/14 - Two-way operation using the same type of signal, i.e. duplex
Methods and systems are provided for a dry silicone gel. The dry silicone gel comprises a base polymer having a vinylsilicone group, a crosslinker, and a chain extender. The dry silicone gel may be made by reacting (a) a first set of components comprising a base polymer having a vinylsilicone group and an addition cure catalyst with (b) a second set of components comprising a crosslinker, a chain extender, and additional base polymer. In certain circumstances, the base polymer and additional base polymer are vinyl-terminated polydimethylsiloxane.
Base station antennas include a base station antenna housing with first plurality of struts with pairs of laterally extending forward and rearward arms coupled to spaced apart left and right side reflector strip segments that extend in a longitudinal direction along a portion of a length of the base station antenna housing.
The present disclosure relates to a radiating element, which includes: a dipole arm configured to emit first electromagnetic radiation within a pre-determined first operating frequency band; and a parasitic radiator, configured such that a first induced current induced on the parasitic radiator within a second operating frequency band at least partially cancels a second induced current induced on the dipole arm within the second operating frequency band. In addition, the present disclosure relates to a base station antenna, including: a first radiating element array, configured to emit first electromagnetic radiation within a pre-determined first operating frequency band, and at least a part of first radiating elements in the first radiating element array is constructed as radiating elements according to the present disclosure; a second radiating element array, configured to emit second electromagnetic radiation within a pre-determined second operating frequency band.
H01Q 5/49 - Combinations of two or more dipole type antennas with parasitic elements used for purposes other than for dual-band or multi-band, e.g. imbricated Yagi antennas
H01Q 5/392 - Combination of fed elements with parasitic elements the parasitic elements having dual-band or multi-band characteristics
A cable mounting kit includes: first and second clamps, the first clamp including a first securing feature configured to engage a second securing feature on the second clamp to enable the first and second clamps to enclose and mount on a mounting structure, each of the first and second clamps including a clamping surface configured to engage the mounting structure and an opposed outer surface with a pair of first mounting holes; at least one hanger panel, the hanger panel having a plurality of second mounting holes on an outer surface thereof and a first pair of latches, the hanger panel being mounted to the first clamp; and at least one adapter extension, the adapter extension comprising a base having a second pair of latches, a shaft extending from the base, and a head with a pair of third mounting holes.
The present disclosure describes various techniques of automatically configuring a repeater system. In one embodiment, the techniques of present disclosure configure the repeater system as a dummy user equipment and connect to a cell served by a base station coupled to the repeater system and establish two-way communication between the repeater system and the base station for determining one or more signaling parameters related to the configuration of the base station. In another non-limiting embodiment, the techniques of the present disclosure operate the repeater system in a listener only mode and perform various signal processing/calculations to determine the one or more signaling parameters related to the configuration of the base station. Once the one or more signaling parameters are determined, the techniques of the present disclosure may configure the repeater system based at least in part on the one or more signaling parameters.
A telecommunications cable termination box is wall mountable. An interior holds fiber optic splices, fiber optic connectors and adapters, and blown fiber tubes. The interior of the box is sealed. The box has an outer housing and an inner tray. The outer housing includes a hinged cover, snaps for holding the cover to the base, and a seal between the cover and the base, and a tray flange of the tray. Cable slack is managed in the interior to avoid sharp bends of the cables. The cable input ports and output ports are sealed by grommets. Different grommets can be provided depending on the number of cables and the cable sizes. The inner tray can hold gas block seal devices that seal the ends of the blown fiber tubes.
A cable enclosure assembly includes an enclosure, a cable spool and a length of fiber optic cable. The enclosure defines an interior region, a first opening and a second opening aligned with the first opening. The first and second openings provide access to the interior region. The cable spool is disposed in the interior region of the enclosure and is rotatably engaged with the enclosure. The cable spool includes a drum and a flange engaged to the drum. The flange has an outer peripheral side, a cable management portion and an adapter bulkhead portion. The adapter bulkhead portion extends outwardly from the cable management portion and forms a portion of the outer peripheral side. The length of the fiber optic cable is dispose about the drum of the cable spool.
A base station antenna that may include radiating elements having tilted dipoles. For example, a base station antenna may include a reflector and a plurality of radiating elements, each radiating element mounted on the front surface of the reflector and having a support stalk and at least one dipole mounted to the support stalk. The radiating elements include a plurality of first radiating elements configured to operate in a first operating frequency band, and arranged in one or more first columns extending along a first direction; and a plurality of second radiating elements, configured to operate in a second operating frequency band different from the first operating frequency band, and arranged in one or more second columns extending along the first direction. At least one dipole of a first of the second radiating elements in at least one of the second columns is tilted around the first direction.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
A power and optical fiber interface system includes a housing having an interior. A cable inlet is configured to receive a hybrid cable having an electrical conductor and an optical fiber. An insulation displacement connector (IDC) is situated in the interior of the housing configured to electrically terminate the conductor, and a cable outlet is configured to receive an output cable that is connectable to the IDC and configured to output signals received via the optical fiber.
The present disclosure relates to a fiber optic connector for use with a fiber optic adapter. The fiber optic connector includes a connector housing having an end defining a plug portion. A ferrule assembly is mounted at least partially within the connector housing. The ferrule assembly includes a ferrule located at the plug portion of the connector housing. A sealing member is mounted about an exterior of the connector housing for providing a seal between the connector housing and the adapter. The fiber optic connector further includes first and second separate retaining mechanism for retaining the fiber optic connector within the fiber optic adapter.
A fiber optic cable assembly includes a fiber optic cable and a fiber optic connector. The cable includes a jacket having an elongated transverse cross-sectional profile that defines a major axis and a minor axis. Strength components of the cable are anchored to the connector. The fiber optic connector includes a ferrule defining a major axis that is generally perpendicular to the major axis of the jacket and a minor axis that is generally perpendicular to the minor axis of the jacket. Certain types of connectors include a connector body defining a side opening that extends along a length of the connector body; a ferrule configured for lateral insertion into the connector body through the side opening; and a cover that mounts over the side opening after the ferrule has been inserted into the connector body through the side opening.
Base station antennas include a base station antenna housing with laterally extending struts laterally extending forward and rearward arms and with a reflector coupled therebetween and with longitudinally extending struts that couple to the laterally extending struts and extend in a longitudinal direction along a portion of a length of the base station antenna housing.
An electronics enclosure includes: a pair of floor panels that engage to form a floor; a pair of ceiling panels that engage to form a ceiling; a rear wall; four L-shaped supports that are fixed together to form a rectangular framework, the framework being fixed to the rear wall, the floor panels, and the ceiling panels; a pair of side wall panels attached to the framework; and a pair of door panels attached to the side wall panels.
The invention relates to a connector (1) for data connections, in particular of the RJ type, with a latch element (6) for securing a connection to a counter-connector. In order to simplify a disconnection of the connector (1) and the counter-connector, even when the connection is secured by the latch connection, the invention provides that the connector (1) is provided with a gripping end (5, 5′) that is adapted to transfer the latch element (6) from its latch position (L) and to disconnect the connector (1) from the counter-connector by a single movement.
H01R 13/633 - Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure for disengagement only
H01R 43/26 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
57.
SYSTEMS AND METHODS FOR MACHINE LEARNING BASED DYNAMIC SELECTION OF DUAL CONNECTIVITY OR CARRIER AGGREGATION
Systems and methods for machine learning based dynamic selection of dual connectivity or carrier aggregation are provided. In an example, a system includes BBU(s), RU(s) communicatively coupled to the BBU(s), and antenna(s) communicatively coupled to the RU(s). Each respective RU of the RU(s) is communicatively coupled to a respective subset of the antenna(s). The BBU(s), the RU(s), and the antenna(s) are configured to implement a base station for wirelessly communicating with user equipment. The system further includes a machine learning computing system configured to receive time data and traffic data, and determine a predicted mode of operation for a UE based on the time data and the traffic data. Component(s) of the system are configured to receive a request from the UE, and dynamically select a dual connectivity mode or a carrier aggregation mode for operation of the UE based on the predicted mode of operation for the UE.
A fiber optic splice organizer includes a mounting bracket, and at least one tray of a first type attached to the mounting bracket. The first type of tray has a first length and an interior volume for storing fiber optic splices. At least one tray of a second type is attached to the mounting bracket. The second type of tray has a second length and an interior volume for storing a different quantity of fiber optic splices than the first type of tray. A modular extension is attachable to the first or second types of trays to increase their respective lengths.
Twin-beam base station antennas are provided. A twin-beam base station antenna includes a plurality of vertical columns of radiating elements that are configured to transmit radio frequency signals in a frequency band. The radiating elements have bent metal radiator arms including tip portions that face respective center axes of the radiating elements.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
The present disclosure relates to a connector assembly and a base station antenna comprising such connector assembly. The connector assembly comprises a connector (1), where the connector has a port (11). The connector assembly further comprises a guide ring (2), where the guide ring is installed in front of the port of the connector and is radially and elastically supported. The guide ring has an inner surface (21) that tapers towards the port of the connector on part of the axial length, and is used to guide the port of the matching connector in the port of the connector. The connector assembly allows increased deviation when matching connectors are mated.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01R 13/631 - Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure for engagement only
H01R 13/506 - Bases; Cases composed of different pieces assembled by snap action of the parts
H01R 13/502 - Bases; Cases composed of different pieces
H01R 24/60 - Contacts spaced along planar side wall transverse to longitudinal axis of engagement
61.
CROSS-DIPOLE RADIATING ELEMENTS HAVING FREQUENCY SELECTIVE SURFACES AND BASE STATION ANTENNAS HAVING SUCH RADIATING ELEMENTS
Antennas include a first radiating element that is configured to operate in a first operating frequency band, and a second radiating element that is configured to operate in a second operating frequency band that encompasses higher frequencies than the first operating frequency band. The first radiating element includes a first dipole radiator having first and second dipole arms and a second dipole radiator having third and fourth dipole arms. The first dipole arm includes a first metal region that substantially surrounds a first non-metal interior region, and the first non-metal interior region is configured so that currents induced on a first portion of the first metal region by RF energy emitted by the second radiating element substantially cancel currents induced on a second portion of the first metal region by the RF energy emitted by the second radiating element.
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 9/16 - Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
An antenna assembly is provided which includes: a feeder panel; an array of radiating elements mounted on the feeder panel; a plurality of metal tubes mounted to extend forwardly from the feeder panel, where at least a portion of radiating elements in the array of radiating elements are surrounded by at least four metal tubes spaced apart, respectively. In addition, a base station antenna including the antenna assembly may be provided. The antenna assembly is capable of effectively improving the cross-polarization performance of the base station antenna and improving the radiation boundary of the base station antenna.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
63.
TECHNIQUES FOR DIMINISHING LATENCY IN A DISTRIBUTED ANTENNA SYSTEM
Techniques are provided for diminishing latency in a DAS fronthaul network configured to convey time-domain transport data, e.g., time-domain digital transport data or time-domain digital data. Other techniques are provided for obtaining higher DAS fronthaul efficiency.
Systems and methods for integrated facility connectivity assessments are provided. In one embodiment, an integrated connectivity assessment system comprises: a user terminal, wherein the user terminal is configured to define a location of interest within a facility; and a backend query and aggregation system, wherein the backend query and aggregation system is configured to query a backend infrastructure information system for connectivity information based on the location of interest and determine a plurality of connectivity metrics for the location of interest based on responses from the backend infrastructure information system, wherein the plurality of connectivity metrics is associated with a plurality of different types of connectivity; wherein the user terminal is configured to present the connectivity metrics on a user interface as an augmented reality presentation over an image of the location of interest.
H04L 43/0811 - Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
65.
FLEXIBLE FIBER OPTIC CIRCUITS AND METHODS OF MANUFACTURING THE SAME
Flexible optical circuits and methods of providing the same in which routing of optical fibers on a flexible substrate is performed after optical fiber ends have been processed. In some embodiments, the methods include fiber splicing operations that can be performed on the pre-processed optical fibers before or after the fibers have been routed on the flexible substrate.
A multi-fiber fiber optic connector is provided having features that allow for changeability with respect to gender. A pin holder is configured to releasably retain a pair of alignment pins and includes top and bottom plates having both ramps and front tabs. Opposing distal ends of the front top and bottom tabs are movable relative to each other between a pin retaining position and a pin release position. When the front top and bottom tabs are in the pin retaining position, the distal ends are engaged at least partially within a circumferential groove of a corresponding alignment pin, and when the front top and bottom tabs are in the pin release position, at least a portion of corresponding top and bottom ramps are spread apart from one another flexing the top and the bottom plates away from each other and disengaging the distal ends from the alignment pin.
One embodiment is directed to a converged system comprising at least one donor base station entity configured to support natively working with multiple radio points and a distributed antenna system communicatively coupled to the donor base station entity. The distributed antenna system is configured to instantiate multiple virtual radio points for the donor base station entity. The distributed antenna system is configured to serve the donor base station entity using the multiple virtual radio points instantiated by the distributed antenna system for the donor base station entity. Other embodiments are disclosed.
The present application is directed to a connection interface assembly. The assembly includes a base module including a back wall defining the back of the base module and first and second opposite side walls that project forwardly from the back wall to a front of the base module, a cable connection module configured to be inserted into a module mounting location through the front of the base module, the cable connection module having a main body coupled to or integral with a front wall to which a plurality of cable connection components are mounted, and an enclosure including a fiber tray and a cover that is configured to engage the cable connection module to form an interior cavity and seal the fiber tray therein. Other connection interface assemblies are described herein.
The present disclosure relates to a cable anchoring system for securing a cable to another structure such as a bracket of an enclosure. The cable anchoring system includes a cable anchoring body and an anchoring attachment slidably mounted within a slot of the cable anchoring body.
F16L 3/127 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing and extending away from the attachment surface
F16M 13/02 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
F16L 3/137 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing and consisting of a flexible band
An adapter structure for fixing a portion of a telecommunications cable to a telecommunications device and directing fibers within the cable into the device includes a crimp body and an outer mounting body. The crimp body defines a first side and a second side separated by a center portion and also includes two flexible legs extending from the first side and an integral crimp portion extending from the second side that has outer surface texturing. The outer mounting body includes a through-hole, where the two flexible legs of the crimp body fit into one end of the through-hole. It also includes tabs on opposing sides of the outer mounting body for slidable insertion into slots defined by the telecommunications device to prevent movement of the outer mounting body in a front to back direction, relative to the device.
A low frequency band radiating element for a multiple frequency band cellular base station antenna comprises a dipole arm including a radiating portion and a first coupling portion and a dipole leg that includes a leg and a second coupling portion located at one end of the leg. The first coupling portion is removably connected to the second coupling portion. A thin metal sheet with a suitable electrical performance can be selected for the dipole arm, and a thick metal plate can be selected for a dipole leg so as to achieve mechanical strength.
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 5/307 - Individual or coupled radiating elements, each element being fed in an unspecified way
H01Q 21/26 - Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
H01Q 5/42 - Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more imbricated arrays
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
72.
CONNECTORS FOR A SINGLE TWISTED PAIR OF CONDUCTORS
A family of connectors to accommodate a single twisted pair of conductors is disclosed herein. The family of connectors includes a free connector, a fixed connector, and an adapter; the free and/or fixed connectors can be modified to accommodate the adapter configuration and/or modified to accommodate various patch cord configurations. In certain embodiments, the one or more of the family of connectors adopts an LC fiber optic style connector configuration and an LC fiber optic footprint configuration. In certain examples, one or more of the family of connectors adopts an LC fiber optic style connector configuration but in a footprint that is larger or smaller than the footprint of the LC fiber optic footprint. Other configurations may also be adopted.
The present disclosure is directed to a platform assembly. The platform assembly includes a plurality of T-arm assemblies, each having a platform frame, an adjustable arm member, and a pair of locking brackets. The adjustable arm member is configured to slide within a channel in the platform frame to accommodate different diameters along a monopole, and secure the T-arm assemblies thereto. Other platform and antenna assemblies are described herein.
E04G 3/24 - Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
An antenna mounting kit for an integrated base station antenna includes: an upper mounting assembly configured to removably connect an upper portion of the integrated base station antenna to a mounting pole; a middle mounting assembly configured to removably connect a middle portion of the integrated base station antenna to the mounting pole; and a lower mounting assembly configured to removably connect a lower portion of the integrated base station antenna to the mounting pole. The antenna mounting kit can not only mount the 4G antenna unit to the mounting pole, but also mount the 5G antenna unit to the 4G antenna unit, reducing the number of components required for mounting, simplifying mounting steps, and reducing labor costs.
A sealing enclosure is configured to connect to a mating enclosure. The sealing enclosure loosely receives a connector within a connector volume so that the connector, which may be of a standard type used in electronic or optic data transmission, may be displaced within a plug face at the forward end of the connector volume. The connector may compensate variations in the position of a mating connector with respect to the mating enclosure. The sealing enclosure allows to seal off the connector volume and engage the sealing enclosure with a mating enclosure in a single motion. This is affected by having a cable seal interposed between an inner body and an outer body. If the outer body is moved forward to engage the mating connector, the cable seal is squeezed between the cable and the inner body sealing off the connector volume at the rearward end of the inner body.
A base station antenna comprises a reflector assembly and a first radiating element having a first feed stalk and a first radiator. A base of the first feed stalk is adjacent the reflector assembly and the first radiator is adjacent a distal end of the first feed stalk. A center of the first radiator is offset from the base of the first feed stalk in a longitudinal direction that is parallel to a longitudinal axis of the base station antenna.
The present disclosure relates generally to a fiber holder for holding optical fibers. The fiber holder can include a main holder body having a length that extends between first and second ends of the main holder body, a width that extends between first and second side walls of the main holder body, and a height that extends between top and bottom sides of the main holder body. The main holder body can define a plurality of fiber positioning grooves that extend along the length of the main holder body and spaced across the width of the main holder body. The main holder body also includes a fiber engagement structure having a fiber engagement surface. The fiber engagement structure can be aligned with an open region that interrupts the plurality of fiber positioning grooves. The fiber engagement structure can extend through the height of the main holder body from the top side to the fiber engagement surface.
An optical fiber adapter mounting device includes a mounting plate and a plurality of adapter holders. The mounting plate includes a base, a first sidewall and a second sidewall, and a plurality of mounts defined by the base and disposed between the first sidewall and the second sidewall. Each of the plurality of adapter holders are pivotally coupled to the mounting plate at a corresponding mount and configured to support an optical fiber adapter. Each of the plurality of adapter holders include a platform having a first end pivotally coupled to the corresponding mount and a second end. The platform is pivotable between at least a first position, whereby the platform is disposed substantially parallel to the base, and a second position, whereby the second end is raised relative to the base. A frame is disposed at the second end and defines a chamber that receives the optical fiber adapter.
A base station for reducing power consumption in a radio unit. The base station includes at least one processor configured to trigger at least one power reduction step for the radio unit based on at least one data metric for at least the base station dropping below a threshold. The at least one processor is further configured to reduce a number of frequency carriers that the radio unit wirelessly transmits on in response to the at least one power reduction step being triggered.
Base station antennas include at least one internal grid reflector with a feed board aperture covered by a feed board and that is configured to transmit RF energy from an array of mMIMO radiating elements through the grid reflector and out a front radome of the base station antenna while reflecting RF energy from low band and/or mid band radiating elements in a different frequency band(s) from the mMIMO radiating elements.
Systems and methods for optimized telecommunications distribution are provided. For example, a distributed antenna system can include a master unit for transceiving signals with remote units operable for wirelessly transceiving signals with mobile devices in a coverage area. A self-optimized network analyzer can be in a unit of the distributed antenna system. A self-optimized network controller in the distributed antenna system can output commands for changing operation of a component in the distributed antenna system in response to analysis results from the self-optimized network analyzer. In some aspects, the master unit includes base transceiver station cards for receiving call information in network protocol data from a network and for generating digital signals including the call information from the network protocol data for distribution to the remote units.
H04W 24/02 - Arrangements for optimising operational condition
H04B 7/04 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
An enclosure for accommodating splicing between cables is disclosed. The enclosure can include a housing containing a frame (e.g., a tray) to which the cables can be affixed. The housing can have an elongate in-line configuration, a triangular configuration, or other configurations. Cable reversing configurations and moveable adapter configurations are also disclosed.
A fiber loop storage basket for an optical fiber management assembly of a telecommunications closure. The fiber loop storage basket can be mounted to a tower of the assembly that also pivotally supports fiber management trays. The fiber loop storage basket can be constructed of plastic and includes mounting features for securely mounting the fiber loop storage basket to the tower. A metal fiber loop storage basket mounted to the tower can be replaced with a plastic basket according to the present disclosure mounted to the same mounting portion of the tower as the metal fiber loop storage basket.
A cable management device for mounting to a telecommunications fixture includes an outer barrel disposed over an inner barrel, one of the outer barrel and the inner barrel defining a plurality of discrete detents positioned in a stacked arrangement axially along an length thereof, and the other of the outer barrel and the inner barrel defining at least one flexible cantilever arm defining a tab configured to lock into a selected one of the detents for allowing adjustment of a length of the cable management device.
A communication system that uses dual base station frame boundaries is provided. A base station is in communication with a core network of at least one service provider and user equipment. The base station includes a circuitry that is configured to set a UL physical uplink shared channel (PUSCH) time frame boundary in alignment with a downlink (DL) PDSCH time frame boundary, process PUSCH communication signals in the PUSCH using the UL PUSCH time frame boundary, set an UL random access channel (RACH) time frame boundary at a select delay from an associated RACH time frame boundary within a UL PUSCH time frame, process RACH communication signals using the delayed UL RACH time frame boundary, and provide a timing advance command to a UE that communicated a UL RACH communication signal that accounts for a round trip latency in a fronthaul network connecting the base station and radio units.
The present disclosure relates to a telecommunications enclosures that can be customizable to include a hinge. That is, a separate hinge may be utilized as an add-on feature for telecommunications enclosures. The hinge can be attached to at least two different sides of an enclosure or may not be utilized at all. Such a configuration allows for flexibility of a variety of designs for a telecommunications enclosure. The hinge can be mountable to interfaces of first and second housing pieces of an enclosure. The hinge can have rotational features and/or translational features for pivoting first and second housing pieces of an enclosure between first and second positions.
The present disclosure is directed to motor system for a multi-RET actuator system. The motor system includes a rotor configured to rotate within an interior cavity of a stator, a drive shaft coupled to the rotor and to a drive assembly of the multi-RET actuator system, an annular disc surrounding the stator, the annular disc is coupled to the rotor such that rotation of the rotor causes simultaneous rotation of the annular disc, a plurality of spaced apart magnets embedded within the annular disc, a HALL effect sensor, and a motor speed controller in communication with the rotor and the HALL effect sensor. Methods for controlling the position and speed of a motor system are also described herein.
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
G01D 5/14 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
H02P 6/16 - Circuit arrangements for detecting position
A system for managing telecommunications cables includes a cable guide bracket mounted separate from a panel. The adjustable cable guide bracket provides more cable openings than would normally fit on the panel.
A glass fiber reinforced wall for a fiber optic cable enclosure having variable wall thicknesses between stiffening ribs to improve durability against impact loads.
A module for a base station monopole has a wall defining an interior space. The wall includes an opening configured to receive electronic equipment and a vent opening in communication with the exterior of the module. A reinforcement member is secured to the wall and is positioned opposite to the opening and adjacent the vent opening. A baffle is supported adjacent the wall where the baffle has an intake opening and an exhaust opening in communication with the vent opening. The intake opening is laterally offset from the exhaust opening.
Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.
G05F 1/46 - Regulating voltage or current wherein the variable actually regulated by the final control device is dc
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
G01R 27/16 - Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
H02H 9/04 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
An adapter for a cable hanger includes: first and second opposed side walls; a ceiling spanning the first and second side walls; and first and second end walls spanning the first and second side walls and merging with the ceiling. At least one of the first and second side walls and the ceiling includes a mounting hole. At least one cradle is mounted to and extends away from one of the first or second side walls, the first or second ends walls, or the ceiling.
A communications panel includes a chassis receiving one or more tray arrangements that each support one or more cassettes. Each cassette carries a plurality of ports at which connections are made between front and rear plug connectors. Each tray arrangement includes guides along which the cassettes slidably mount. The guides and cassettes are configured to enable cassettes of various size to mount to the same tray without reconfiguring the guides.
An adapter assembly includes a single-piece or two-piece multi-fiber adapter defining a recess at which a contact assembly is disposed. The adapter assemblies can be disposed within adapter block assemblies or cassettes, which can be mounted to moveable trays. Both ports of the adapters disposed within adapter block assemblies are accessible. Only one port of each adapter disposed within the cassettes are accessible. Circuit boards can be mounted within the block assemblies or cassettes to provide communication between the contact assemblies and a data network.
A radome-reflector assembly includes a generally domed reflector having a peripheral rim and a radome assembly. The radome assembly includes: an annular ring having a front wall and a side wall; a disk that fits within the ring; and an RF-compliant absorber, wherein the rim of the reflector fits within the side wall. The radome assembly further comprises a clip that engages the rim and the ring to secure the reflector to the radome assembly.
H01Q 19/12 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
H01Q 1/42 - Housings not intimately mechanically associated with radiating elements, e.g. radome
H01Q 17/00 - Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
H01Q 19/02 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic - Details
A reel for storing a cable coil includes first and second facing flanges. First, second and third cylindrical rods define a hub and have first ends attached to the first flange and opposite, second ends extending through holes formed in the second flange. A guidepost has a first end attached to the first flange and a second end passing through an opening in the second flange. A lock set allows a distance between the first and second flanges to be selected. Attachment positions of the first ends of the cylindrical rods to the first flange are manually or automatically adjustable to change a diameter of the hub. Bushings within end openings of the guidepost control the rotation payout speed of the reel, and a parking park feature is provided at the second end of the guidepost to block rotation of the reel.
A packaging dispenser for bend-resistant items. In some embodiments, the dispenser includes a container storing bags of cables in an alternating folded pattern. In some embodiments, a vertically floating dispensing guide guides the bags through a slot in the container. The dispensing guide is configured and arranged to limit over-bending of the items as the items are dispensed through the slot and to stabilize the folded pattern.
B65D 83/08 - Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession
B65H 75/16 - Cans or receptacles, e.g. sliver cans
B65D 85/04 - Containers, packaging elements or packages, specially adapted for particular articles or materials for annular articles for coils of wire, rope or hose
B65D 75/52 - Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers - Details
98.
FIBER OPTIC SPLICE TRANSITIONS AND METHODS OF ASSEMBLY
The present disclosure relates to a fiber optic cable breakout assembly that includes a transition body made from a moldable material having an inlet end and an opposite outlet end. The moldable transition body includes a centering element positioned therein and an internal splice positioned within the centering element to splice a plurality of breakout fibers to at least one cable. The centering element is configured to center the splice, the at least one cable and the plurality of breakout fibers prior to molding the transition body. The transition body is adapted to protect the splice and fibers such that no other external protection is needed.
A box dipole radiating element uses a compact quad arrangement of substantially coplanar radiating arms to support slant-polarized radiation, in response to differential-mode currents generated along four sides thereof and in response to common-mode currents, which may be generated in substantially the same plane as the differential-mode currents. A feed signal routing network is provided, which includes a feed signal routing substrate on portions of the radiating arms, first through fourth signal traces on a forward face of the substrate, and first through fourth ground plane segments on a rear face of the substrate. These first through fourth ground plane segments are capacitively coupled to the radiating arms. Each of the signal traces receives a corresponding feed signal, and spans a corresponding air gap between a pair of the radiating arms.
H01Q 15/00 - Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
H01Q 5/42 - Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more imbricated arrays
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H01Q 1/52 - Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
100.
FIBER TERMINATION ENCLOSURE WITH MODULAR PLATE ASSEMBLIES
Certain types of fiber termination enclosures include an enclosure and at least one of a plurality of plate module mounting assemblies. Example plate module mounting assemblies include a termination panel plate assembly; a splice tray plate assembly; a cable spool plate assembly; and a drop-in plate assembly. Example cable spool plate assemblies include a cable spool arrangement rotationally coupled to a mounting plate, which fixedly mounts within the enclosure housing. A stand-off mount element may be disposed on the front of the cable spool arrangement to rotate in unison with the cable spool arrangement. The stand-off mount element may include one or more termination adapters.
patents
