Abstract: The presentation of sensor network information can be provided to a user via a customized dashboard web interface. The dashboard web interface can be based on customized transformation and alert functions that can be applied to one or more sensor channels of data produced from sensors at a monitored location. The customized alerts can provide real-time monitoring of targeted conditions at the monitored location.

Abstract: A screen sounding device and a display device are disclosed. The screen sounding device includes a sounding structure. The sounding structure includes a first electrode, an insulating layer, and a second electrode stacked in sequence. A sounding cavity is formed between a vibrating portion of the second electrode and the insulating layer. The first electrode and the second electrode receive different driving signals, and the vibrating portion can drive the air in the sounding cavity to vibrate and sound. The screen sounding device of the present disclosure has a desirable sounding effect, various setting positions, and low manufacturing costs.

Abstract: Disclosed herein is an electronic device. In an embodiment, the electronic device may include a body, a display combined with the front of the body, and a speaker assembly embedded on at least one side of the body, wherein the speaker assembly may include a casing configured to form an external appearance and a speaker unit combined with the casing and configured to have at least part of an element of the speaker assembly exposed to an outside of the casing.

Abstract: An electronic device includes: a plate at least partially inserted into a first opening and including a transparent portion including a protruding portion having a gap spaced apart from an inner circumference of the first opening of the housing and a second opening spaced apart from an periphery of the protruding portion, a sidewall in which a plate including the transparent portion extends from a first printed circuit board in the housing towards the plate including the transparent portion, a second printed circuit board supported by the sidewall, a flash module comprising a flash disposed on one surface of the second printed circuit board facing the plate including the transparent portion, and a microphone disposed in a space formed through the at least one sidewall, and the second printed circuit board includes a through hole facing the microphone so that the microphone obtains an audio signal.

Abstract: An electronic device is provided.

Abstract: An open earphone includes an acoustic driver for generating two sounds with opposite phases; a housing for accommodating the acoustic driver; and a suspension structure for fixing the housing in a position near an ear of a user without blocking an ear canal of the user. The housing is provided with two sound holes for outputting each of the two sounds with opposite phases. The housing includes a body and a baffle. The body defines a first cavity for housing the acoustic driver. The baffle is connected to the body and extended in a direction toward the ear canal of the user, and defines a second cavity with the auricle of the user. The two sound holes are disposed respectively inside and outside the second cavity.

Abstract: An antenna for a hearing instrument is connected to a first feedline segment extending laterally along an inner posterior surface of a shell of the hearing instrument. The antenna is also connected to a second feedline segment extending laterally along the inner posterior surface of the shell. The antenna comprises a first arm connected to the first feedline segment. The first arm initially extends in an inferior direction along the inner posterior surface of the shell from the first feedline segment. A second arm is connected to the second feedline segment and initially extends in a superior direction along the inner lateral surface of the shell from the second feedline segment.

Abstract: A microphone can be provided on a charging case for wireless earbuds. This can be used for quality recording and microphone placement, as well as assisting in echo cancellation algorithms by measuring environmental noise. The microphone can be movably mounted to adjust for noise or echo cancelation on another device such as a cell phone.

Abstract: A head-mounted wearable device (HMWD) uses temples as housing for a transducer, maximizing the available space within the temples for other components, such as a battery. The exteriors of the temples act as housings so that separate transducer housings do not consume space within the temples. The temples may include openings that direct emitted sound toward the ear of a user of the HMWD. Sound generated by the transducer exits the openings and provides audio to the user's ear having a suitable volume. Each temple may include two microphones to facilitate use of a beamforming algorithm. When voice input is received, the HMWD may determine a particular set of microphones for use based on a charge level of power storage devices in each temple, a noise level associated with the microphones, or other factors.

Abstract: The present disclosure provides a microphone apparatus. The microphone apparatus may include a microphone and a vibration sensor. The microphone may be configured to receive a first signal including a voice signal and a first vibration signal. The vibration sensor may be configured to receive a second vibration signal. And the microphone and the vibration sensor are configured such that the first vibration signal may be offset with the second vibration signal.

Abstract: A wearable device may include a processor configured to detect a self-voice signal, based on one or more transducers. The processor may be configured to separate the self-voice signal from a background signal in an external audio signal based on using a multi-microphone speech generative network. The processor may also be configured to apply a first filter to an external audio signal, detected by at least one external microphone on the wearable device, during a listen through operation based on an activation of the audio zoom feature to generate a first listen-through signal that includes the external audio signal. The processor may be configured to produce an output audio signal that is based on at least the first listen-through signal that includes the external signal, and is based on the detected self-voice signal.

Abstract: An audio system includes a speaker having a transducer, where the speaker is positioned within an enclosure that forms a front volume and a rear volume on opposite sides of the transducer. The rear part of the enclosure defining the rear volume is formed of an acoustic metamaterial that defines a plurality of channels within the rear volume, where the number and dimensions of the channels is configured to virtual increase the rear volume to amplify a bass portion of sound produced by the speaker. In addition, the channels may be configured to match an impedance of the front volume to serve as an absorber for high frequency audio.

Abstract: A sound generator includes a vibration plate, a vibration portion including a first vibration device and a second vibration device disposed at a rear surface of the vibration plate to intersect with each other, and a connection portion connected between the vibration plate and the vibration portion, wherein each of the first vibration device and the second vibration device includes a plurality of piezoelectric layers and a common electrode disposed between the plurality of piezoelectric layers and including at least one weight member.

Abstract: A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.

Abstract: An object of the present invention is to provide a cut sheet-like piezoelectric film which includes electrode layers on both surfaces of a piezoelectric layer and is capable of preventing a short circuit of the electrode layers. The object is achieved by providing a cut sheet-like piezoelectric film including a piezoelectric layer which contains piezoelectric particles in a matrix containing a polymer material, and electrode layers which are provided on both surfaces of the piezoelectric layer, in which a distance between the electrode layers at an end portion in a thickness direction is 40% or greater with respect to a thickness of the piezoelectric layer.

Abstract: Disclosed embodiments provide flexible performance, high dynamic range, microelectromechanical (MEMS) multipath digital microphones, which allow seamless, low latency transitions between audio signal paths without audible artifacts over interruptions in the audio output signal. Disclosed embodiments facilitate performance and power saving mode transitions maintaining high dynamic range capability.

Abstract: Aspects of the subject technology provide for joint processing of signals from acoustic microphones and signals from vibration sensors that directly or remotely sense vibrations of the source of the sound itself. The vibration sensors may include remote vibration sensors such as a light-based microphone, which may be implemented as an optical microphone. Joint processing of the signals may include detecting a sound from the source in the signals from the acoustic microphone by selecting a portion of the signals from the acoustic microphone based on the signals from the vibration sensor.

Abstract: An optical microphone assembly including a substrate, an interferometric arrangement, a light source, and at least one photo detector. The interferometric arrangement includes a membrane and at least one diffractive optical element spaced from the membrane. The diffractive optical element(s) include a plurality of lines formed in or disposed on a surface of the substrate and arranged in a first pattern. The substrate includes one or more holes extending fully therethrough, the hole(s) arranged in a second pattern that is different from the first pattern. The light source is arranged to provide light to the interferometric arrangement such that first and second portions of the light propagate along respective, different first and second optical paths via the interferometric arrangement. An optical path difference between the first and second optical paths depends on a distance between the membrane and the diffractive optical element(s).

Abstract: A method of operating a hearing assistive device having a rechargeable battery, and comprises reading battery status data from a battery controller during use of the hearing assistive device, transferring the battery status data wirelessly from the hearing assistive device to a computing device and predicting, in the computing device, a remaining battery time for the rechargeable battery based upon the battery status data received. Once the remaining battery time is predicted, it is compared with a predefined use pattern for hearing assistive device and a user becomes notified if a conflict between the remaining battery time and the predefined use pattern is observed.

Abstract: A hearing device includes a signal processor, the signal processor being configured for determining a hearing device mode of operation, the hearing device mode comprising a first mode and a second mode. The hearing device further comprises a first wireless communication unit and a second wireless communication unit, and an electrical antenna for emission and reception of electromagnetic radiation. The antenna is configured to resonate at a first frequency. The hearing device further comprises an active matching device configured to interconnect the first and the second wireless communication unit with the antenna, wherein the active matching device in the first mode is configured to enable the antenna to emit and receive electromagnetic radiation at the first frequency and wherein the active matching device in the second mode is configured to adjust antenna characteristics of the antenna to enable the antenna to emit and receive electromagnetic radiation at the second frequency.

Abstract: A hearing protection system includes an earplug and an electronic hearing device inserted into a cavity in the earplug. The electronic hearing device includes electronics that incorporate digital signal processing to provide sound amplification and fast compression programming to shut off sound amplification to protect the user when a loud noise is detected. The housing of the electronic hearing device has a sound aperture for emitting the sound from a speaker assembly. The sound aperture is aligned with an opening of a sound tube in the earplug so that sound generated by the speaker assembly can propagate through the sound tube to the user's ear canal. The electronic hearing device may include a short-range communication interface for receiving a short-range communication signal that carries information. The system may include a noise dosimeter that generates noise exposure measurement data related to a dose of noise exposure over a period of time.

Abstract: An ear-worn electronic device comprises a microphone arrangement configured to sense sound in an acoustic environment, an acoustic transducer, and a non-volatile memory configured to store parameter value sets each associated with a different acoustic environment, at least one of which is associated with an acoustic environment with muffled speech. A control input of the device is configured to receive a control input signal produced by a user-actuatable control, a sensor or an external electronic device. A processor is configured to classify the acoustic environment as one with muffled speech using the sensed sound and, in response to a signal received from the control input, apply one or more of the parameter value sets appropriate for the classification to enhance intelligibility of muffled speech.

Abstract: A method and system are described for providing high-priority notification messages to a user of an ear-wearable device system. The ear-wearable device system includes a physiological sensor present on, within, or carried with the user and an ear-wearable device comprising a speaker, a microphone, a processor, a memory storage, and a wireless communication device. The system is capable of receiving a plurality of sensor messages from the physiological sensor, identifying high-priority sensor information from among the plurality of received sensor messages, identifying content for an audio voice message to provide to the user, and providing the audio voice message at the speaker of the ear-wearable device. The content includes user notification information containing or based on the high-priority sensor information identified from among the received sensor messages.

Abstract: An ear-wearable electronic device includes a shell having a uniquely-shaped outer surface that corresponds uniquely to an ear geometry of a user of the ear-wearable device. The device includes an elongated sensor assembly. A mounting bridge is formed integrally with the shell and has a mounting surface that supports the elongated sensor assembly. An elongated void is in the shell that exposes the mounting surface of the mounting bridge. The shell includes an access void that extends from the inner surface to the outer surface of the shell near a first end of the mounting bridge. The access void is larger than a minor cross section of the elongated sensor assembly such that the elongated sensor assembly is able to pass through the access void and be held against the mounting surface.

Abstract: A method of configuring a custom insert of a charger, wherein the custom insert is for aligning a first charging element of a hearing device and a transmitter charging element of a charger, includes: obtaining a digital three-dimensional hearing device model comprising a representation of the first charging element; obtaining a digital three-dimensional charger model comprising a representation of the transmitter charging element; obtaining a digital three-dimensional insert model; obtaining a digital cavity representing a cavity in the custom insert; and creating a custom digital three-dimensional insert model based on the digital cavity and the digital three-dimensional insert model, such that the representation of the first charging element in the digital three-dimensional hearing device model and the representation of the transmitter charging element in the three-dimensional charger model, are aligned.

Abstract: Disclosed is a hearing device comprising a battery module. The battery module comprises a battery for powering the hearing device; a conductor unit for providing electrical connection to the battery; a conductive adhesive arranged between the battery and the conductor unit for connecting the conductor unit to the battery to form a battery component; and a coating provided at least partly around the battery component to form the battery module.

Abstract: A vent assembly and a receiver for a hearing device is disclosed, the receiver comprising a receiver housing having a distal end and a proximal end with a first receiver wall extending between the distal end and the proximal end; a receiver membrane; and a vent assembly associated with a vent wall of the receiver housing for venting of a chamber of the receiver housing, the vent assembly comprising a base, the base having one or more vent apertures comprising a first vent aperture, wherein the vent assembly comprises a vent element, the vent element configured to in a first position block the one or more vent apertures in the base and in a second position provide fluid communication through the one or more vent apertures in the base.

Abstract: An earpiece includes an electro-acoustic transducer and a housing that supports the electro-acoustic transducer such that the housing and the electro-acoustic transducer together define a first acoustic volume and a second acoustic volume. The electro-acoustic transducer is arranged such that a first radiating surface of the transducer radiates acoustic energy into the first acoustic volume and a second radiating surface of the transducer radiates acoustic energy into the second acoustic volume. A mesh is disposed along an outlet of the housing and is arranged to inhibit debris from entering the front acoustic volume. A first microphone is supported in the housing. The first microphone includes a microphone port for sensing pressure. A chimney surrounds the microphone port and mechanically couples the first microphone to the mesh.

Abstract: A vehicle intercom system is provided. The system includes one or more housings. Each housing includes a speaker, a microphone, and a lighting element. At least one housing is secured to the exterior of a vehicle via a fastener. In one embodiment, the exterior housing is adjacent to the vehicle mirrors. At least one housing is securable within the vehicle's cabin via a fastener. The speakers are operably connected to the microphone. The one or more housings are in wireless communication with one another and all housings are in wireless communication with an actuator. The actuator is securable to an internal surface of the vehicle cabin. The actuator is configured to activate the speaker and the microphone on each housing to enable two-way audible communication, allowing the driver or passengers to easily communicate with individuals located outside of the vehicle.

Abstract: Example techniques involve a calibration state variable. An example implementation receives, via a network interface, an indication that the first playback device is calibrated. Based on receiving the indication that the first playback device is calibrated, the example implementation updates a calibration state variable to indicate that the first playback device is calibrated, wherein the calibration state variable is stored in the data storage. The example implementation sends, via the network interface, an indication of the updated calibration state variable to a second device.

Abstract: Devices, systems, and methods for public address system action auditing are described herein. In some examples, one or more embodiments include a computing device comprising a memory and a processor to execute instructions stored in the memory to access an event log associated with an event in a facility, compare the event log with a predefined configuration file associated with a public address system of the facility, and generate a report about the event based on the comparison.

Abstract: The present disclosure illustrates an audio processing circuit, a car-mounted player, and a wireless playback system. The audio processing circuit includes: a signal acquisition module including a wireless input module and/or a wired input module, where the wireless input module is configured to receive an audio signal based on a wireless technology, and the wired input module is configured to receive the audio signal based on a wired technology; an audio processing module, configured to process the audio signal received by the signal acquisition module to improve sound quality of the audio signal; a frequency modulation (FM) transmitter module, configured to perform FM transmission on the audio signal output by the audio processing module; and a power supply module, configured to supply power to the signal acquisition module, the audio processing module and the FM transmitter module.

Abstract: An image capture device with beamforming for wind noise optimized microphone placements is described. The image capture device includes a front facing microphone configured to capture an audio signal. The front facing microphone co-located with at least one optical component. The image capture device further includes at least one non-front facing microphone configured to capture an audio signal. The image capture device further includes a processor configured to generate a forward facing beam using the audio signal captured by the front facing microphone and the audio signal captured by the at least one non-front facing microphone, generate an omni beam using the audio signal captured by the at least one non-front facing microphone, and output an audio signal based on the forward facing beam and the omni beam.

Abstract: Provided are a frequency characteristics converting apparatus, a frequency characteristics converting method, and a program that make natural reproduced sound of a speaker compatible with howling prevention. In the frequency characteristics converting apparatus, a sound emitter is located at a first position on an inside of a vehicle, and in response to an increase in magnitude of noise at the first position, volume of target sound, collected by a sound collector installed at a second position, is increased when the target sound is emitted by the sound emitter, and a degree of signal processing that is applied to the target sound is increased.

Abstract: An electronic device is provided. The electronic device includes a speaker, a microphone, a processor, and a memory. For example, the electronic device may obtain a first audio signal during a first specified time by using the microphone, may identify reference noise intensity based on the first audio signal, may obtain a second audio signal exceeding the reference noise intensity by using the microphone, may turn off the microphone based on a fact that a third audio signal having the reference noise intensity or less is obtained during a second specified time or longer, and may modulate and output the second audio signal through the speaker while the microphone is turned off.

Abstract: A method is disclosed, the method comprising obtaining at least one first information indicative of audio data gathered by at least one first microphone, and at least one second information indicative of audio data gathered by at least one second microphone; determining a differential information indicative of one or more differences between at least two pieces of information, wherein the differential information is determined based, at least in part, on the at least one first information and the at least one second information; and compensating of an impact onto the audio data, wherein audio data of the first information and/or the second information is compensated based, at least in part, on the determined differential information. Further, an apparatus, and a system are disclosed.

Abstract: Embodiments of this application provide a user hearing protection method, apparatus, and electronic device. In the method, after an electronic device enables a hearing protection mode, when an audio output mode is a headset output, sound pressure output by the headset is obtained based on current-frame sound source data; when the sound pressure is greater than a predetermined sound pressure threshold, an instantaneous sound pressure over-standard warning is performed, and an instantaneous sound pressure over-standard protection operation is performed on the electronic device. In addition, after the output sound pressure is obtained, the sound pressure may be stored, and a sound dose accumulated to a current moment may be determined based on the stored historical sound pressure data; when the sound dose is greater than a predetermined sound dose standard value, sound dose over-standard warning and a sound dose over-standard protection operation are performed.

Abstract: An audio circuit includes N (N?1) input pins each of which receive input of a digital audio signal or an analog audio signal. When analog audio signals are input to the N input pins, an audio interface circuit applies a bias voltage to each of the N input pins via a bias resistor.

Abstract: A system to output a cross-talk cancelled spatial audio signal to two speakers, including a user tracking module to provide a location and orientation of a head of a user, and a time-domain dynamic crosstalk cancellation module to receive a spatial audio signal, the location and orientation of the head of the user from the user tracking module, a location for each of the two speakers, and generate the time-domain crosstalk cancelled spatial audio signal based thereon.

Abstract: Embodiments relate to audio processing for opposite facing speaker configurations that results in multiple optimal listening regions around the speakers. A system includes a left speaker and a right speaker in an opposite facing speaker configuration, and a crosstalk cancellation processor connected with the left speaker and the right speaker. The crosstalk cancellation processor applies a crosstalk cancellation to an input audio signal to generate left and right output channels. The left output channel is provided to the left speaker and the right output channel is provided to the right speaker to generate sound including multiple crosstalk cancelled listening regions that are spaced apart.

Abstract: The present invention provides a process for fabricating a capacitive microphone such as a MEMS microphone. In the microphone, a movable or deflectable membrane/diaphragm may be so fabricated that it moves in a lateral manner relative to a fixed backplate, instead of moving toward/from the fixed backplate. The fixed backplate may be so fabricated that it includes an electrical insulator sandwiched between two sub-conductors to cancel systematic/background noise. The squeeze film damping is substantially avoided, and the performance, such as signal to noise ratio, of the fabricated microphone is significantly improved.

Abstract: Provided is a tactile sense presentation apparatus that includes a mounting portion, a pump unit, and a control unit. The mounting portion is mounted on a target object and includes a surface material which is deformable in at least a part of a contact portion with the target object. The pump unit includes a flow path, which is connected to the mounting portion, and feeds a fluid for deforming the surface material to the mounting portion. The control unit controls driving of the pump unit.

Abstract: An electronic device may be configurable to operate in a scrambling mode and a non-scrambling mode while processing chat audio and microphone audio for a first player participating in an online multiplayer game. While operating in the non-scrambling mode, the electronic device may be configured to transmit the microphone audio without scrambling the microphone audio. While operating in the scrambling mode, the electronic device may be configured to scramble the microphone audio and transmit the scrambled microphone audio. The electronic device may be operable to select a scrambling key used to scramble the microphone audio based on a signal received by the electronic device that indicates a role of the player in the online multiplayer game. The role of the player may correspond to which of two or more opposing teams the first player is a member of in the online multiplayer game.

Abstract: An electronic device and method for generating an audio signal is provided. According to various example embodiments, an electronic device may include a display configured to depict visual information to the outside of the electronic device. The electronic device further includes an actuator to cause the display to vibrate. A processor is electrically connected to the actuator and the display. The processor applies a pilot signal to the actuator, and detects an amount of vibration of the display caused by applying the pilot signal. The processor sets an environment of the audio signal based on the amount of vibration of the display.

Abstract: In at least one embodiment, a loudspeaker assembly is provided. The loudspeaker assembly includes a supporting ring, a flexible surround, a voice coil, a dome, and a bearing ring. The flexible surround includes a first end being attached to the supporting ring and a second end positioned opposite to the first end. The voice coil is positioned about the flexible surround. The dome is positioned about the voice coil and the second end of the flexible surround. The bearing ring is attached to the voice coil and separates the flexible surround from the dome.

Abstract: Provided is a vibration diaphragm, comprising a wireless transmission unit which is arranged on one side of the vibration diaphragm where a voice coil can be fixed, and is used for electrically connecting with the voice coil, wirelessly receiving an audio signal transmitted from an external terminal and processing the audio signal to obtain audio current, and inputting the audio current into the voice coil; and a wireless charging unit which is electrically connected with the wireless transmission unit, generating electric energy under an action of an external power supply module and inputting the electric energy into the wireless transmission unit. Also provided are a vibration assembly, a sound generator and a sound generator module. With integration of the receiving and processing of audio signal on the vibration diaphragm, long-distance routing of a voice coil lead of the voice coil is avoided, noise is reduced, and product quality is improved.

Abstract: A speaker includes a frame, a magnetic circuit system, a balance element, and a diaphragm. The frame has a perforation, a bearing surface, and an accommodating space surrounding the perforation. The magnetic circuit system is disposed in the accommodating space and includes a voice coil and a magnet, and the voice coil is located between the bearing surface and the magnet. The diaphragm has a hole corresponding to the perforation, and the diaphragm is connected to the frame and the voice coil. The balance element is disposed in the accommodating space and surrounds the perforation, and the balance element is connected to the voice coil and the bearing surface.

Abstract: The present invention relates to a bone conduction speaker and its compound vibration device. The compound vibration device comprises a vibration conductive plate and a vibration board, the vibration conductive plate is set to be the first torus, where at least two first rods inside it converge to its center; the vibration board is set as the second torus, where at least two second rods inside it converge to its center. The vibration conductive plate is fixed with the vibration board; the first torus is fixed on a magnetic system, and the second torus comprises a fixed voice coil, which is driven by the magnetic system. The bone conduction speaker in the present invention and its compound vibration device adopt the fixed vibration conductive plate and vibration board, making the technique simpler with a lower cost; because the two adjustable parts in the compound vibration device can adjust both low frequency and high frequency area, the frequency response obtained is flatter and the sound is broader.

Abstract: A system is disclosed for using an audio time and level difference renderer (TLDR) to generate spatialized audio content for multiple channels from an audio signal received at a single channel. The system selects an audio TLDR from a set of audio TLDRs based on received input parameters. The system configures the selected audio TLDR based on received input parameters using a filter parameter model to generate a configured audio TLDR that comprises a set of configured binaural dynamic filters, and a configured delay between the multiple channel. The system applies the configured audio TLDR to an audio signal received at the single channel to generate spatialized multiple channel audio content for each channel of the multiple audio channel and presents the generated spatialized audio content at multiple channels to a user via a headset.

Abstract: A method for generating mastered audio content, the method comprising obtaining an input audio content comprising a number, M1, of audio signals, obtaining rendered presentation of the input audio content, the rendered presentation comprising a number, M2, of audio signals, obtaining a mastered presentation generated by mastering the rendered presentation, comparing the mastered presentation with the rendered presentation to determine one or more indications of differences between the mastered presentation and the rendered presentation, modifying one or more of the audio signals of the input audio content based on the indications of differences to generate the mastered audio content. With this approach, conventional, typically stereo, channel-based mastering tools can be used to provide a mastered version of any input audio content, including object-based immersive audio content.