Abstract: An MEMS microphone is provided, comprising a substrate and a vibration diaphragm supported above the substrate by a spacing portion, the substrate, the spacing portion, and the vibration diaphragm enclosing a vacuum chamber, and a static deflection distance of the vibration diaphragm under an atmospheric pressure being less than a distance between the vibration diaphragm and the substrate, wherein: a lower electrode forming a capacitor structure with the vibration diaphragm is provided on the substrate, and an electret layer providing an electric field between the vibration diaphragm and the lower electrode is provided on the substrate

Abstract: A sound output assembly includes an enclosure, a speaker assembly disposed inside the enclosure, and a supporting member having at least a first end fixed to the enclosure such that the at least the first end of the supporting member and the enclosure are formed as one body. The speaker assembly includes an acoustic diaphragm configured to produce a sound by vibrating in accordance with a sound signal. The supporting member is configured to support the speaker assembly and to dampen vibration of the speaker assembly.

Abstract: An acoustic device with an open audio device structure that is configured to be carried on the head or upper torso of a user, and an electro-acoustic transducer carried by the open audio device structure and comprising a flat rectangular diaphragm comprising a front face and a rear face, the diaphragm configured to radiate front acoustic radiation from its front face and into a front acoustic volume that has a first sound-emitting outlet proximate a first corner of the transducer and further configured to radiate rear acoustic radiation from its rear face and into a rear acoustic volume that has a second sound-emitting outlet proximate a second corner of the transducer that is diagonally opposite the first corner.

Abstract: A spatial-audio recording system includes a processor, and instructions stored in a computer-readable medium that, when read by the processor, cause the processor to perform operations. The operations include retrieving audio data recorded at a number of microphones, determining a recorded signal vector based on the audio data, and initializing values for an operator. The operations further include determining a plurality of waves from directions by performing operations comprising iteratively, until an exit condition is satisfied: initializing or incrementing an index “i”; determining an ith direction using the operator; and updating the operator to correspond to the ith iteration.

Abstract: A method for detecting damage to motor vehicles. The method includes: acquiring at least one external microphone signal that was ascertained using at least one external microphone, acquiring at least one internal microphone signal that was ascertained using at least one internal microphone, comparing the at least one external microphone signal and the at least one internal microphone signal, and ascertaining a compare function, which represents a deviation between the external microphone signal and the internal microphone signal, and ascertaining a damage classification for classifying the damage to the motor vehicle based on the compare function.

Abstract: This disclosure relates to a microphone system for a motor vehicle, having a first, second and third microphone and a signal processing device, which is configured to process respective signals provided by the microphones; wherein the signal processing device is configured to process the signals of the first and second microphones in such a manner that a driver directivity oriented towards a position of a driver seat is provided, or to process the signals of the second and third microphones in such a manner that a passenger directivity oriented towards a position of a passenger's seat is provided, and to provide a driver interfering noise directivity by processing the signals of two microphones together, and to further process a driver useful signal associated with the driver directivity in dependence on a driver interfering signal associated with the driver interfering noise directivity or to provide a passenger interfering noise directivity by processing the signals of two microphones together, and to furth

Abstract: A headband for headphones includes: a band base portion including a U-shaped cross section forming a slit opened on a side surface of the band, the band having a first flexural rigidity; and a supporter detachably attached into the slit, formed into an arc shape and having a second flexural rigidity larger than the first flexural rigidity.

Abstract: Embodiments of wireless audio systems and methods for wirelessly communicating audio information are disclosed herein. In one example, a wireless audio system includes a first and a second wireless headphones. The first wireless headphone is configured to receive, from an audio source, audio information using a short-range wireless communication, and in response to successfully receiving the audio information from the audio source, transmit a first error correcting message including an error correcting code generated based on the audio information to a second wireless headphone. The second wireless headphone is configured to receive the audio information from the audio source using the short-range wireless communication, attempt to correct the received audio information based on the first error correcting message, and determine that the received audio information fails to be corrected.

Abstract: An electrodynamic acoustic transducer, is disclosed, which comprises a frame and/or a housing, a membrane, at least one coil and a magnet system. The coil in a cross sectional view with a coil axis being part of the sectional plane comprises a plurality of conductive layers formed by an electrical conductor of the coil. The electrical conductor has a rectangular cross section in said cross sectional view, wherein a longer side of the rectangular cross section is substantially perpendicular to the loop axis. Furthermore, a method for manufacturing an electrodynamic acoustic transducer of the proposed kind is disclosed. According to this method, a stack of conductive layers is made from the electrical conductor by stacking of separate pieces of the electrical conductor and electrically connecting the stacked separate pieces and/or by folding of the electrical conductor.

Abstract: An acoustophoretic system is controlled and driven to attain a desired level of performance. An RF controller and a driver provide a frequency and power to an acoustic transducer, which can be implemented as a piezoelectric element, which presents a reactive load or a complex load. A controller implements a control technique for efficient transducer operation. The control technique can locate a frequency for operation that is at a reactance minimum or maximum for the system to produce a modal pattern and to provide efficient operation of the transducer. A method of detecting a minimum or maximum reactance in a acoustophoretic system used to trap, separate, deflect, cluster, fractionate or otherwise process particles or secondary fluids or tertiary fluids in a primary fluid and utilizing the frequency of the detected reactance to operate the acoustophoretic system.

Abstract: The present disclosure relates generally to providing a flexible patch and system for communicating through hard plastic masks such as CPAP/BiPAP® masks. Using electronic circuitry and novel designs, the present systems and methods can detect speech vibrations and output audible speech from hard plastic mask wearers. For example, in certain embodiments, the present systems and methods can recognize speech through a CPAP/BiPAP® mask, filter out non-human voice related noise, and output the resulting speech of the mask wearer.

Abstract: An in-line filter uses scalar coils positioned in series with an input of a speaker to modify or enhance the audio quality and of the speaker, and its auditory effects on a user, by changing the sound signature and reducing digital noise. Scalar coils have two spiral windings with opposite winding directions. Scalar coils can also be used in series with a laser emitter that produces a laser beam that travels through the scalar coil, which produce electromagnetic forces that improve perceived audio quality in a user.

Abstract: A method of operating a hearing aid system in order to provide improved sound environment classification and a hearing aid system (200) for carrying out the method.

Abstract: The present application provides method and apparatus for a binaural hearing assistance system using a monaural audio signal input. The system, in various examples, provides adjustable delay/phase adjustment and sound level adjustment. Different embodiments are provided for receiving the monaural signal and distributing it to a plurality of hearing assistance devices. Different relaying modes are provided. Special functions are supported, such as telecoil functions. The system also has examples that account for a head-related transfer function in providing advanced sound processing for the wearer. Other examples are provided that are described in the detailed description.

Abstract: An ear-worn electronic device is configured to be worn by a wearer and comprises a housing configured to be supported by, at, in or on an ear of the wearer. Electronic circuitry is disposed in the housing and comprises a radio frequency transceiver and a power source. An antenna is disposed in, on, or extending from the housing and operably coupled to the transceiver. A non-Foster circuit is operably connected to the antenna and coupled to the power source. The non-Foster circuit is configured to actively load the antenna and provide a negative reactance that offsets a reactance of the antenna.

Abstract: A hearing aid system includes an implant unit and a sound processor unit. The implant unit may be a transcutaneous bone anchoring stimulator configured to provide an acoustical vibration to the skull of the user wearing the hearing aid system. The implant unit may be cochlear stimulator configured to stimulate neural nerves of the cochlear of the user wearing the hearing aid system. The sound processor unit may be a housing attached to the skin of the user and attached to the implant unit by a magnetic force.

Abstract: A method of generating sounds for reducing an effect of tinnitus is disclosed. The method includes the following steps: acquiring a sound frequency of a tinnitus sound of a user, and playing a plurality of pure tones within a frequency range during a playback time, wherein the plurality of pure tones include a plurality of first pure tones and a plurality of second pure tones; the plurality of first pure tones and the sound frequency are located at a first frequency area, and the plurality of second pure tones are located at a second frequency area; the first frequency area covers X Hz, where 100?X?12000, the second frequency area covers the remaining portion of the frequency range excluding the first frequency area, and the plurality of first pure tones accounts for M % of the plurality of pure tones, where 50<M?90.

Abstract: A headset system comprises: a headset comprising at least one microphone and at least one speaker and configured to transmit and receive sound; a wire system coupled to the headset and comprising a wire; and a control unit coupled to the wire system and configured to: receive from the wire a combined signal comprising a first signal and a second signal, determine that the first signal is a spurious signal, and detect a failure of the wire system based on the determining.

Abstract: According to various embodiments, there may be provided an electronic device comprising: a housing comprising a first space connected to the outside of the electronic device; a speaker device arranged inside the housing; a speaker housing comprising a second space formed to be spatially separated from the inner space of the electronic device by the speaker device inside the housing, the second space being arranged to be connected to the first space; a first atmospheric pressure sensor which is exposed to the first space and has a waterproofing function; a second atmospheric pressure sensor arranged in the inner space; and a processor, wherein the electronic device is configured to detect immersion of the electronic device in water or removal thereof from the immersion on the basis of the amount of atmospheric pressure change confirmed through the first atmospheric pressure sensor, and is configured to control the water-repellent operation through the speaker device on the basis of a difference value between f

Abstract: Techniques are provided for audio capture path evaluation of microphones incorporated into a device under test (DUT). A methodology implementing the techniques according to an embodiment includes estimating impulse responses (IRs) of the DUT microphones based on a comparison of a test audio signal received through the DUT microphones, at a selected measurement angle, to the test audio signal received through a reference microphone. The method also includes calculating group delays for the DUT microphones based on phase responses of the estimated IRs and calculating an average of the group delays. The method further includes calculating a distance, projected onto the measurement angle, between the DUT microphones and a geometric center of the DUT microphones. The distance is calculated as a product of the speed of sound and a difference between the average delay and the group delays for the DUT microphones. The process is repeated for additional measurement angles.

Abstract: Embodiments are provided for intelligently activating an amplifier in a playback device based on proximity detection. The playback device may be in a quasi-idle state when the playback device is not rendering media content. The quasi-idle state of the playback device may involve an amplifier in the playback device being inactive, while some other components or modules of the playback devices remain active. The playback device may include a proximity sensor configured to detect movement relative to the playback device. If movement is detected indicating that a user input to cause the playback device to render media content is anticipated, the amplifier may be pre-emptively activated such that the playback device enters an active state from the quasi-idle state. In some cases, the playback device may send a message to one or more other playback devices to cause the other playback devices to enter an active state.

Abstract: Example techniques may involve multiple calibrations for a playback device. In an example implementation, a playback device plays back audio content according to a first calibration via the one or more audio amplifiers. The playback device detects that an arrangement of one or more listeners relative to the first playback device has changed from a first arrangement to a second arrangement. Based on detection that the arrangement of one or more listeners relative to the first playback device has changed from the first arrangement to the second arrangement, the playback device applies a second calibration to playback by the first playback device.

Abstract: An apparatus for converting an object position of an audio object from a Cartesian representation to a spherical representation is described. A basis area of the Cartesian representation is subdivided into a plurality of basis area triangles, and wherein a plurality of spherical-domain triangles are inscribed into a circle of a spherical representation. The apparatus is configured to determine, in which of the basis area triangles a projection of the object position of the audio object into the base area is arranged; and the apparatus is configured to determine a mapped position of the projection of the object position using a linear transform, which maps the base area triangle onto its associated spherical domain triangle. The apparatus is configured to derive an azimuth angle and an intermediate radius value from the mapped position.

Abstract: A method for performing DRC on a HOA signal comprises transforming the HOA signal to the spatial domain, analyzing the transformed HOA signal, and obtaining, from results of said analyzing, gain factors that are usable for dynamic compression. The gain factors can be transmitted together with the HOA signal. When applying the DRC, the HOA signal is transformed to the spatial domain, the gain factors are extracted and multiplied with the transformed HOA signal in the spatial domain, wherein a gain compensated transformed HOA signal is obtained. The gain compensated transformed HOA signal is transformed back into the HOA domain, wherein a gain compensated HOA signal is obtained. The DRC may be applied in the QMF-filter bank domain.

Abstract: Embodiments of the present invention are directed to a system and method for demonstrating spatial performance of a demonstration speaker model to consumers in order to evaluate different speakers. The system and method comprise a microphone array for recording the output of the demonstration speaker model. The system and method comprise acoustic input samples for processing to an acoustic output and a processor for determining characteristics of each microphone recording, and processing an acoustic input sample and characteristics of each microphone recording corresponding to a selected demonstration speaker model. The system and method further comprise a reference speaker model for outputting an acoustic signal based on the result of the processing.

Abstract: Audio content coded for a reference speaker configuration is downmixed to downmix audio content coded for a specific speaker configuration. One or more gain adjustments are performed on individual portions of the downmix audio content coded for the specific speaker configuration. Loudness measurements are then performed on the individual portions of the downmix audio content. An audio signal that comprises the audio content coded for the reference speaker configuration and downmix loudness metadata is generated. The downmix loudness metadata is created based at least in part on the loudness measurements on the individual portions of the downmix audio content.

Abstract: A speaker adjustment method for adjusting a plurality of speakers is provided. The speaker adjustment method includes the following steps: respectively obtaining a plurality of frequency responses of the plurality of speakers by using one microphone; obtaining distance information between the microphone and the plurality of speakers; and adjusting outputs of the plurality of speakers according to the plurality of frequency responses and the distance information. In addition, an electronic device using the speaker adjustment method is also provided.

Abstract: A system and method of adjusting an audio output in one location so that its propagation into another location is reduced. As a first device in a first location generates sound, a second device in a second location detects the propagated sound. The first device then adjusts its output based on the detected sound.

Abstract: An audio signal processor for providing ambient signal channels on the basis of an input audio signal, is configured to extract an ambient signal on the basis of the input audio signal. The signal processor is configured to distribute the ambient signal to a plurality of ambient signal channels in dependence on positions or directions of sound sources within the input audio signal, wherein a number of ambient signal channels is larger than a number of channels of the input audio signal.

Abstract: An audio navigation device comprising an input means for inputting two or more audio pieces into the navigation device; a spatialization means for allocating a position in the form of a unique spatial coordinate to each audio piece and arranging the audio pieces in a multi-dimensional arrangement; a generating means for generating a binaural audio output for each audio piece, wherein the audio output simulates sounds that would be made by one or more physical sources located at the given position of each audio piece; an output means for simultaneously outputting multiple audio pieces as binaural audio output to a user; a navigation means for enabling a user to navigate around the audio outputs in the multi-dimensional arrangement; and a selection means for allowing a user to select a single audio output.

Abstract: A method improves performance of a computer that provides binaural sound to a listener. A memory stores coordinate locations that follow a path of how the head of the listener moves. This path is retrieved in anticipation of subsequent head movements of the listener to improve computer performance of executing binaural sound.

Abstract: A shared communication channel allows for the transmitting and receiving audio content between multiple users. Each user is associated with a headset configured to transmit and receive audio data to and from headsets of other users. After the headset of a first user receives audio data corresponding to a second user, the headset spatializes the audio data based upon the relative positions of the first and second users such that when the audio data is presented to the first user, the sounds of the audio data appear to originate at a location corresponding to the second user. The headset reinforces the audio data based upon a deviation between the location of the second user and a gaze direction of the first user, allowing for the first user to more clearly hear audio data from other users that they are paying attention to.

Abstract: A system for data routing includes a set of beacons, an object, and a data routing system. A method for data routing can include: generating a routing table, determining a data routing path based on the routing table, and routing data to an endpoint based on the data routing path.

Abstract: An augmented reality device receives beacon signals within a geographical area from beacons that facilitate determining a distance between the device and a respective beacon. The device sends beacon-related signals indicative of the beacon signals to a server, which determines the area of the device. The server determines markers within the area of the device, and sends marker signals and augmented reality content associated with the markers to the device. The device scans the area and outputs content associated with a marker it identifies based on the marker signals. As the device enters subsequent areas, it receives additional beacon signals from additional beacons, sends additional beacon-related signals, and receives additional marker signals and content. If there is insufficient storage space on the device to store the additional marker signals and content, the device deletes previous marker signals and associated content. The device stores the additional marker signals and content.

Abstract: This disclosure relates to a method for determining a position of a mobile terminal in an interior of a vehicle or in surroundings of the vehicle. A radio signal emitted by the mobile terminal at a carrier frequency assigned to a channel of a selected radio technology is received by at least one antenna that is mounted on the vehicle.

Abstract: A method and apparatus are provided for deciding, for at least one set of geofence related data related to a respective geofence, based at least in part on a storage size of the at least one set of geofence related data, whether or not the at least one set of geofence related data shall be provided to a mobile device to which the respective geofence shall apply. The method and apparatus also provide or cause provision of the at least one set of geofence related data to the mobile device, if it is decided that the at least one set of geofence related data shall be provided to the mobile device.

Abstract: An user equipment supporting Semi-Persistent Scheduling (SPS), the user equipment including: a receiver configure to receive sidelink (SL) SPS radio network temporary identifier (RNTI) from a base station; and receive a SL grant including downlink control information (DCI from the base station with a Physical Downlink Control Channel (PDCCH), wherein the DCI comprises a SL SPS index field and an activation/release indication field if the DCI with Cyclic Redundancy Check (CRC) is scrambled with the SL SPS RNTI, wherein a start subframe for Sidelink Control (SC) period is determined based on an offset value and a subframe in which the sidelink grant is received, and wherein an index of a subframe for SC period is relative to System Frame Number (SFN) 0.

Abstract: Various implementations monitor a parent geofence that geographically encompasses a plurality of child geofences, each respective child geofence of the child geofences associated with a respective physical location within the parent geofence. One or more implementations receive location data that indicates a current location of a mobile device. In turn, the current location can be used to determine that the mobile device has entered a particular child geofence of the plurality of child geofences. In response to determining that the mobile device has entered the particular child geofence, one or more implementations select an application configuration for a mobile application on the mobile device, where the application configuration corresponds to the particular child geofence. One or more implementations transmit the application configuration to the mobile device effective to alter a functionality of the mobile application at the mobile device based on the current location.

Abstract: A compound sensor system includes a first sensor, a second sensor, a memory that stores a module, and a processor coupled to the first sensor, the second sensor, and the memory. The first sensor is configured to detect a parameter that indicates a likelihood of having a user enter or leave a target area, and, in response, send a first command signal to the processor. The processor is configured to receive the first command signal from the first sensor and send a second command signal to the second sensor based on receiving the first command signal. The second sensor is configured to operate at a sleep mode and switch to an active mode upon receiving the second command signal, and during the active mode the second sensor is configured to determine if the user enters or leaves the target area.

Abstract: A method comprising receiving, from a sending device, a location-based message. A location input is received, from the sending device, the location input being associated with the location-based message and defining a delivery area. A map interface is presented on a receiving device, together with an icon representative of the location-based message, the icon being presented responsive to the receiving device being located in the delivery area.

Abstract: A method comprising receiving message content at a sending device. A location input is also received at the sending device, the location input identifying a geographic location. Using at least one processor, a location-based message is generated using the message content and the location input. A message marker is displayed, on a receiving map interface displayed on a display of a receiving device, at the geographic location identified by the location input.

Abstract: A method for enabling social interaction between users of electronic cigarettes is applied in a computer or server functioning as an electronic cigarette social device. The method includes receiving and processing a registration application from one or more local users of electronic cigarettes, generating individual registration records accordingly, and binding a device identification code of each electronic cigarette to each registration record. Scan data is received from an electronic cigarette, the scan data comprising the device identification codes of other local electronic cigarettes in communication with the first electronic cigarette. The device identification codes in the registration application and the scan data are matched to obtain user information of other electronic cigarettes, and a user list with respective signal strengths is generated and securely broadcast. A device also functioning as an electronic cigarette and an electronic cigarette social device are also disclosed.

Abstract: Disclosed in the present invention is a method for provisioning a mesh network, the provisioning method comprising: a mobile terminal scans one or more mesh devices within a preset distance range thereof; the mobile terminal communicatively connects with the one or more mesh devices and sends mesh network configuration information to the one or more mesh devices, and the one or more mesh devices completes the provisioning. In the present invention, the mobile terminal can directly input mesh network configuration information and implement mesh provisioning for a plurality of mesh devices or all the mesh devices in the communication range thereof through Bluetooth; the speed is high, operation is simple, and efficiency is high.

Abstract: A method for identifying a second mobile device in a vicinity of a first mobile device includes performing, by the first mobile device, determining distance information corresponding to a distance between the first mobile device and the second mobile device, determining angular information indicating an angle between a pointing direction of the first mobile device and the second mobile device, determining, based on the distance information and the angular information, that a location of the second mobile device lies within a first spatial region relative to the first mobile device, and providing a user interface that displays an icon corresponding to the second mobile device in a specified position on the user interface based on the location of the second mobile device being within the first spatial region.

Abstract: A user's experience is enhanced with respect to location-based services (LBS) applications that can be employed by a user via a mobile device using techniques described herein. In an aspect, a device is provided that includes a memory to store instructions and a processor, coupled to the memory, that facilitates execution of the instructions to perform various operations. The operations can include determining a context of the device comprising determining a current location of the device, identifying an application of the device that enables a function related to the current location of the device, determining that the application is relevant to a user identity associated with the device based on the context of the device, adapting a set of graphical images for display by the device to comprise a graphical image associated with the application.

Abstract: Various embodiments provide systems and methods for diagnosing monitoring system equipment functionality.

Abstract: Embodiments are disclosed for selecting locations for transmitting emergency beacons. In an embodiment, a method comprises: determining a current location of a mobile device in a geographic area; configuring a transmitter of the mobile device for device-to-device (D2D) communication; determining one or more candidate transmit locations for D2D communication, wherein each candidate transmit location is determined based at least in part on its elevation, proximity to a D2D device density location that is within a maximum communication distance from the candidate transmit location, and an availability of a trail or path to the candidate transmit location; receiving input selecting a particular candidate transmit location from the one or more candidate transmit locations; in accordance with the input, determining a route from the current location of the mobile device to the particular candidate transmit location; and presenting the route through an output device.

Abstract: The present disclosure concerns a method performed by at least one device, including: acquiring location data indicative of a location of a device which may be placed in a liquid- and/or gas-carrying household appliance; determining treatment chamber data indicative of a conclusion as to whether or not the at least one device is placed in a treatment chamber of the household appliance, the treatment chamber data being determined at least partially based on the acquired location data; and outputting or causing the output of the determined treatment chamber data. Furthermore, the present disclosure concerns a device and a system.

Abstract: In some implementations, a first computing device can send notifications at times that the first computing device is not in an expected location. A user of a second computing device can remotely configure an expected location for the first computing device, which may be a particular location for a certain period of time. During that time, the first computing device can monitor its own location and check whether it is within the expected location. If the first computing device unexpectedly leaves or fails to enter the expected location, the first computing device may transmit a notification to the second computing device. Similarly, if the first computing device loses connectivity with other devices, a server device may notify the second computing device that the location of the first computing device cannot be determined.

Abstract: A method for allocating a User Equipment (UE) identity, a network device, a UE and a computer storage medium are provided. The method includes: the network device allocates, based on a Tracking Area (TA) where the UE is located, unique identity information within the TA to the UE; and sends, to the UE, the unique identity information within the TA which is allocated to the UE.