Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generating device on a rear surface of the display panel. The sound generating device includes a bobbin, and a protection member on the bobbin.

Abstract: An audio device according to an embodiment set forth in the present document comprises: a housing comprising a first surface, a second surface that faces the first surface, and side surfaces that surround the space between the first surface and the second surface; a vibration element disposed on the first surface; a microphone which acquires sound generated by the vibration of an external object by the vibration element; a printed circuit board disposed inside the housing; a processor disposed on the printed circuit board; and a communication circuit which is electrically connected to the processor, and receives a first audio signal from an external electronic device, wherein the processor, when the vibration element is attached to an external object, generates a second audio signal such that the vibration element vibrates the external object, causes the microphone to acquire a third audio signal generated by the vibration of the external object, corrects the first audio signal on the basis of the deviation b

Abstract: A hearing aid assembly includes a receiver speaker enclosed within a receiver housing. The receiver housing defines a circuitous receiver acoustic channel, wherein the receiver channel defines an open side along at least a portion of the receiver channel. The receiver channel also defines a pass-through passage extending from a first side of the receiver housing to a second side of the receiver housing, wherein the pass-through passage is partially defined by the wall defining a receiver opening. The hearing aid assembly also includes an earbud configured to fit over at least a portion of the receiver housing and partially cover the open side of the receiver channel.

Abstract: Presented herein are integrated techniques to address the perception of distracting sounds by a recipient's residual hearing during testing of a hearing prosthesis. More specifically, in accordance with embodiments presented herein, a first hearing prosthesis located at a first ear of a recipient is configured to selectively operate in a testing-assistance mode in order to support or supplement the testing of testing of the first hearing prosthesis or a second hearing prosthesis located at a second car of the recipient.

Abstract: A system and method for providing visual and acoustical signals that includes a light emitting display having light sources and a display surface, and perforations extending perpendicularly to the display surface and disposed between the light sources, at least one loudspeaker positioned behind the light emitting display. The perforations have a non-cylindrical shape. The openings on the side of the light sources occupies at least 5% of the area of the light emitting display for sound passing through.

Abstract: A method for projecting a screen includes: receiving multimedia screen projection information of a plurality of screen projection terminals; displaying an image of multimedia projected by the plurality of screen projection terminals based on the multimedia screen projection information, and simultaneously playing an audio of the multimedia projected by at most one screen projection terminal; and feeding play state information of the audio of the multimedia projected by the screen projection terminal back to each of the screen projection terminals, such that the screen projection terminal enters a corresponding audio play mode.

Abstract: A system for rotating sound or selective listening to sound provides for the ability of the apparent direction of sound sources in a listening environment to remain in consistent orientations in space despite rotations of the microphones used to capture the sound and despite rotations of the head of the listener, even when wearing headphones. Modules are provided in the system to distinguish the sound sources and their apparent directions, as well as to optionally rotate the sound sources in response to detected rotations of the listener's head and/or detected rotations of the microphones.

Abstract: An MEMS optical microphone, including: a shell including an inner cavity and a sound inlet that communicates the inner cavity with outside; an MEMS module including a diaphragm suspended in the inner cavity, when an acoustic pressure is applied, an aperture is formed in the diaphragm, and the size of the aperture increases or decreases with the magnitude of the acoustic pressure applied to the diaphragm; an optoelectronic module including an electromagnetic radiation source and a sensor, the electromagnetic radiation source and the sensor are arranged on opposite sides of the diaphragm, and a light beam emitted by the electromagnetic radiation source passes through the aperture and reaches the sensor; and an integrated circuit module electrically connected with the MEMS module and the optoelectronic module. Advantages of high sensitivity and flat frequency response can be achieved, which provides the potential to further improve the performance of the device.

Abstract: A system for reducing unwanted audible effects can include any or all of: a tactile stimulation device; a set of audio input devices; a set of filters and/or barriers; a set of audio output devices; a computing and/or processing subsystem; a set of algorithms and/or models; an extended reality subsystem; and/or any other components. A method for reducing unwanted audible effects includes any or all of: collecting information from each user of a set of users at a set of audio input devices; processing the audio information; and transmitting the processed audio information to any or all of the set of users.

Abstract: A microphone assembly can include a microelectromechanical systems (MEMS) transducer comprising a transducer substrate, a diaphragm oriented substantially parallel to the transducer substrate and spaced apart from the transducer substrate to form a gap, and a counter electrode coupled to the transducer substrate, the counter electrode positioned between the diaphragm and the transducer substrate. The MEMS transducer can generate a signal representative of a change in capacitance between the counter electrode and the diaphragm. A back volume of the MEMS transducer can be an enclosed volume positioned between the transducer substrate and the diaphragm. The microphone assembly can include an integrated circuit that receives the signal, wherein every point within the back volume is less than a thermal boundary layer thickness from a nearest solid surface at an upper limit of an audio frequency band that the integrated circuit is monitoring.

Abstract: Methods and systems are provided for matrixed audio settings. In an audio system that includes at least one audio output element for outputting audio signals, a first user input that includes a selection of audio mode may be received, and based on the selected audio mode and pre-set mapping data, one or more audio settings from a plurality of audio settings supported in the system may be determined, for use during generating, processing, and/or outputting of the audio signals. The mapping data defines for each supported audio mode valid values for each of corresponding one or more audio settings from the plurality of audio settings. At least one user control element may be configured to enable receiving a second user input that includes a selection between the determined one or more corresponding audio settings. The audio system, or at least the audio output element thereof, may be a headset.

Abstract: An information handling system determines a frame rate of a frame or an image, and determines a type of an application based on a histogram analysis of the frame or the image analysis and on the frame rate. A hardware equalizer setting may also be applied for audio content based on the application type, wherein the hardware equalizer setting is from a pre-defined list of applications with corresponding hardware equalizer settings.

Abstract: A hearing protection and situational awareness system includes a wearable device, speakers, one or more beamformers, a microphone array, and a computation unit. The system generates a three-dimensional (3D) binaural sound for enhanced situational awareness; provides hearing protection by active noise cancelation; provides hearing enhancement by automatic gain control; and performs background noise reduction and cancelation. The system performs automated sound detection, identification, and localization, with automated voice assistance, and facilitates clear two-way communications. Each beamformer(s) outputs a sound track associated with a sound captured by the microphone array in a direction(s) of an acoustic beam pattern(s).

Abstract: A portable information handling system glass ceramic housing has a cut out section at an opening and a speaker chamber cover disposed in the opening to integrate a speaker at a bottom front side of the housing. A speaker coil couples to the housing section to align with a speaker magnet coupled to the speaker chamber cover to generate audible sound in a speaker chamber defined when the housing section couples over the opening. A polymer material is disposed between the housing section and housing, and the housing section is cut out with an upward curve, so that audible sound is directed upwards from the housing and towards an end user of the information handling system.

Abstract: A microphone device, an interface circuit and method are provided for managing a potential difference in sensitivity to a detected environmental stimulus associated with a sensor arrangement, where multiple electrical signals forming a differential signal can be produced, and the multiple electrical signals can be better balanced. Such an interface circuit, which can be used within a microphone device includes a bias voltage generator having one or more bias output voltage terminals, where a respective one of one or more DC bias voltages is produced at each of the bias output voltage terminals, for being coupled to a pair of transduction elements of a sensor. The interface circuit further includes an amplifier circuit having a first input terminal coupled to a first one of the pair of output terminals of the sensor and having a second input terminal coupled to a second one of the pair of output terminals of the sensor, the amplifier circuit producing a differential output signal.

Abstract: The present invention provides a MEMS microphone, including: a base with a back cavity; and an electric capacitance system arranged on the base. The electric capacitance system includes a back plate, a first diaphragm and a second diaphragm opposite to the back plate and arranged on an upper and lower sides of the back plate. The MEMS microphone further includes an insulation layer isolating the base, the back plate, the first diaphragm and the second diaphragm, and a sealing space formed between the first diaphragm and the second diaphragm. The pressure in the sealing space is equal to an external pressure.

Abstract: A package structure includes a first substrate and a first device disposed on the first substrate. The first device includes at least one anchor structure, a film structure anchored by the anchor structure and an actuator configured to control the film structure to form a first vent temporarily. The film structure partitions a space into a first volume to be connected to an ear canal and a second volume connected to an ambient of a wearable sound device. The ear canal and the ambient are connected via the first vent when the first vent is opened. The first vent is opened by controlling a first membrane portion and a second membrane portion of the film structure, such that a difference between a first displacement of the first membrane portion and a second displacement of the second membrane portion is larger than a thickness of the film structure.

Abstract: A system for generating and injecting acoustic interference signals to mitigate undesired acoustic noise over a target zone. M pickup sensors pick up acoustic noise signals from one or more noise sources in real time and generate M noise signals, M>1. A beam forming network includes M acoustic beam forming modules to process the M noise signals respectively and generate N acoustic interference signals. N acoustic injectors condition, amplify and inject the N acoustic interference signals over the target zone, N>1. Each of the M acoustic beam forming modules includes a 1-to-N distribution network to transform a respective one of the M noise signals into N signals, and N finite-impulse-response filters to perform amplitude and phase weighting on the respective N signals and generate N intermediate signals which are combined respectively with corresponding intermediate signals generated by remaining M?1 acoustic beam forming modules to generate the N acoustic interference signals.

Abstract: An earpiece for a hearing device, includes: an earpiece housing comprising an ear canal portion and an outer ear portion, the ear canal portion extending along an ear canal axis for positioning in an ear canal of a user, the ear canal portion having a first end; a first microphone for detecting ambient sound via a first input port in the earpiece housing; a second microphone; and a receiver for providing an audio output signal to the ear canal when the earpiece is inserted in an ear of the user; wherein the first microphone is arranged at a first distance from the first input port, wherein the first distance is at least 2 mm when measured parallel to a main plane having a main plane normal parallel to a main axis, the main axis forming a first main angle that is less than 30 degrees with the ear canal axis.

Abstract: An operation terminal is configured to: determine whether or not a directional microphone and/or a directional speaker of a mobile object is facing toward the operation terminal based on the position and the orientation of the mobile object, a sound picking-up angle of the directional microphone of the mobile object and an output angle of the directional speaker thereof, and the position of the operation terminal; set, when the directional microphone and/or the directional speaker of the mobile object is facing toward the operation terminal, a predetermined threshold as a distance threshold, and determines whether or not a distance between the mobile object and the operation terminal is equal to or shorter than the predetermined threshold; and make, when the distance is equal to or shorter than the predetermined threshold, at least one of the mobile object and the operation terminal reduce the volume of its microphone and/or speaker.