Disclosed herein are embodiments of a method for adjusting audio sources of a binaural hearing aid system. In particular, embodiments of the method can include determining signal strength from two hearing aids and comparing the differences in the signal strength. Further, the method utilizes accelerometer data for determination of head turns of a user.
A method of defining and setting a signal processing of a hearing aid is disclosed. The hearing aid is configured to be worn by a user at or in an ear of the user. The method comprises providing at least one electric input signal representing at least one input sound signal from a sound environment of a hearing aid user, determining a normal-hearing representation of said at least one electric input signal based on a selected normal-hearing auditory model fj, determining optimised training parameters of a neural network, where the neural network represents a hearing-impaired representation of said at least one electric input signal based on a hearing-impaired auditory model, wherein determining the optimised training parameters comprises determining a frequency distribution, βj, and a level and frequency distribution, αj,1, of said at least one electric input signal based on an equalization of sound pressure levels of said at least one electric input signal. A hearing aid adapted to be worn in or at an ear of a user is furthermore disclosed.
A method and wireless communication device use a first processing unit to perform a first communication event within a first communication window by use of a first communication protocol, a second processing unit to perform a second communication event within a second communication window by use of a second communication protocol, and a wireless communication unit connected to a radio-frequency antenna to transmit and/or receive a packet wirelessly. The first and second processing units may perform the first and second communication events via the wireless communication unit. The second processing unit or the wireless communication unit may transmit an event signal to the first processing unit when performing the second communication event or receiving a packet, respectively, to allow the first processing unit to arrange the first communication window (or first communication event) with respect to the second communication window (or second communication event) to minimize interference.
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
H04B 1/00 - Details of transmission systems, not covered by a single one of groups Details of transmission systems not characterised by the medium used for transmission
A hearing system comprises a hearing device, e.g. a hearing aid or a headset, configured to be worn by a user. The hearing device comprises at least one input transducer for providing at least one electric input signal representative of sound in the environment of the hearing device, wherein said at least one electric input signal comprises a target signal component assumed to be of current interest to the user, and a noise component. The hearing device further comprises a noise control system configured to provide an estimate of said target signal component and an estimate of said noise component and to apply a statistical structure to said noise component to thereby provide a modified noise component comprising said statistical structure; and to determine a modified estimate of said target signal component in dependence of said modified noise component. Thereby an improved segregation of sound sources may be provided.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effectsMasking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
The present disclosure relates to an electronic module for a hearing device. The electronic module comprises at least one electronic component for a hearing device and an embedding material covering the electronic component. The electronic component comprises at least one restricted area which is free from the embedding material. The restricted area is surrounded at least partially by a zone and the zone is covered by an attaching material. The attaching material covering the zone has a mold part formed by molding and freely formed edge facing the restricted area.
The disclosure presents a method and an amplifier system for minimizing variation in an acoustical signal caused by variation in gain of an amplifier, comprising a battery for providing a supply voltage to the amplifier, a digital signal processor for providing the acoustical signal to the amplifier, a controller unit receiving an enablement signal when the supply voltage is in an offset mode, and based on the enablement signal requesting a measured voltage during a time period, and a first analog-to-digital converter configured for measuring the supply voltage to the amplifier when receiving the request from the controller unit or the first analog-to-digital converter is configured for measuring the supply voltage to the amplifier continuously, and where variations in the measured voltage relates to variations in the supply voltage during the time period. Furthermore, the controller unit is configured to predict offset modes (i.e. changes) in the supply voltage based on the enablement signals and a fitting of the measured voltages, and wherein the controller unit is configured to generate a compensating signal based on the fitting and transmit the compensating signal to the digital signal processor, the digital signal processor is then configured to minimize variation in the acoustical signal at the output of the amplifier by compensating the variation in gain of the amplifier based on the compensating signal.
A hearing device comprises an input transducer comprising a microphone for providing an electric input signal representative of sound in the environment of the hearing device, a pre-processor for processing electric input signal and providing a multitude of feature vectors, each being representative of a time segment thereof, a neural network processor adapted to implement a neural network for implementing a detector configured to provide an output indicative of a characteristic property of the at least one electric input signal, the neural network being configured to receive said multitude of feature vectors as input vectors and to provide corresponding output vectors representative of said output of said detector in dependence of said input vectors. The hearing device further comprises a transceiver comprising a transmitter and a receiver for establishing a communication link to another part or device or server, at least in a particular adaptation-mode of operation, and a selector for—in said particular adaptation-mode of operation—routing said feature vectors to said transmitter for transmission to said another part or device or server, and—in a normal mode of operation-to route said feature vectors to said neural network processor for use as inputs to said neural network, a neural network controller connected to said neural network processor for—in said particular adaptation—mode of operation-receiving optimized node parameters, and to apply said optimized node parameters to said nodes of said neural network to thereby implement an optimized neural network in said neural network processor, wherein the optimized node parameters have been selected among a multitude of sets of node parameters for respective candidate neural networks according to a predefined criterion in dependence of said feature vectors. A method of selecting optimized parameters for a neural network for use in a portable hearing device is further disclosed. The invention may e.g. be used in hearing aids or headsets, or similar, e.g. wearable, devices.
A hearing aid includes an input providing an input signal representing sound in an environment, the input signal including no speech signal, or one or more speech signals from one or more speech sound sources and additional signal components, termed noise signal, from one or more other sound sources, an own voice detector, a voice activity detector, and a talker extraction unit to determine and/or receive one or more speech signals as separated one or more speech signals from speech sound sources other than the hearing aid user and to detect the speech signal originating from the voice of the user. The talker extraction unit provides separate signals, each including, or indicating presence of, one of the one or more speech signals. A noise reduction system determines speech overlap and/or gap between the speech signal originating from the user's voice and each of the separated one or more speech signals.
A binaural hearing aid system includes first and second hearing aids configured to be worn by a user at or in respective first and second ears of the user, each of the first and second hearing aids including: at least one input transducer configured to pick up a sound at the at least one input transducer and to convert the sound to at least one electric input signal representative of the sound, the sound at the at least one input transducer including a mixture of a target signal and noise; a controller for evaluating the sound at the at least one input transducer and providing a control signal indicative of a property of the sound; a transceiver configured to establish a communication link between the first and second hearing aids allowing the exchange of the control signal between the first and second hearing aids; a transmitter for establishing an audio link for transmitting the at least one electric input signal, or a processed version thereof, to another device. The controller is configured to: transmit the locally provided control signal to, and receive a corresponding remotely provided control signal from the opposite hearing aid via the communication link, and to compare the locally provided and the remotely provided control signals and to provide a comparison control signal in dependence thereof, and to transmit the at least one electric input signal, or a processed version thereof, to the another device via the audio link in dependence of the comparison control signal.
A hearing device to be worn at least partly behind an ear of a user, comprising a housing; and a radio-frequency antenna arranged at least partly inside the housing is disclosed. The radio-frequency antenna is configured to receive and/or transmit electromagnetic radio-frequency signals, wherein the radio-frequency antenna comprises: at least one first antenna element with a plate like first surface, wherein the first antenna element has a feed for electrically connecting the radio-frequency antenna, and wherein the first antenna element has a ground.
H01Q 1/27 - Adaptation for use in or on movable bodies
H01Q 7/00 - Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
H01Q 9/42 - Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
12.
HEARING DEVICE COMPRISING A DIRECTIONAL SYSTEM CONFIGURED TO ADAPTIVELY OPTIMIZE SOUND FROM MULTIPLE TARGET POSITIONS
A hearing aid including a multitude M≥2 microphones adapted for providing M electric input signals (x) representative of an environment of a user, at least one beamformer for generating at least one beamformed signal in dependence of beamformer weights (w) configured to be applied to said electric input signals, thereby providing said at least one beamformed signal (Y) as a weighted sum of the M of electric input signals. The beamformer weights (w) are adaptively optimized to a plurality of target positions (θ) by maximizing a target signal to noise ratio (SNR) for sound from the target positions (θ). The signal to noise ratio may be determined in a number of different ways, e.g. in dependence of first and second output variances (|YT2, |YV|2) of said beamformer, when said electric input signals (x) or said beamformed signal (Y) are/is labelled as target (T) and noise (V), respectively.
Disclosed herein are embodiments of a hearing aid configured to be worn at an ear having an active noise cancellation system configured to cancel or reduce directly propagated sound from said environment to said eardrum of the user. The active noise cancellation system can include an adaptive filter configured to provide a feedforward cancellation signal to compensate the directly propagated sound of an acoustic propagation path from said first input transducer to said second input transducer. Methods of operating a hearing aid are further disclosed.
A hearing aid adapted for being worn by a user comprises at least two microphones, providing respective at least two electric input signals representing sound; a filter bank converting the at least two electric input signals into signals as a function of time and frequency; a directional system connected to said at least two microphones and being configured to provide a filtered signal in dependence of said at least two electric input signals and fixed or adaptively updated beamformer weights. At least one direction to a target sound source is defined as a target direction. For each frequency band, one of said at least two microphones is selected as a reference microphone, thereby providing a reference input signal for each frequency band. The reference microphone for a given frequency band may be selected in dependence of directional data related to directional characteristics of the at least two microphones.
An assembly for a hearing aid is disclosed. The hearing aid with the assembly includes an in the ear part and a behind the ear part and a part mechanically interconnecting the two parts. In the interconnection, a flexible substrate is arranged. The flexible substrate includes conductive paths. The conductive paths may be used for communication between the in the ear part and the behind the ear part, and/or for an antenna function.
The present disclosure relates to a connecting device configured to cooperate with a battery unit of a hearing aid and with an electronic component of the hearing aid. The connecting device defines a connecting state, where the connecting device can hold the battery unit in position with respect to the electronic component. The connecting device can be configured to provide a connection to the battery unit via at least one welding unit and the connecting device can be configured to provide a connection to the electronic component of the hearing aid via at least one soldering unit.
A hearing device adapted to be worn by a user and for picking up sound containing the user's own voice is provided. The hearing device includes an input unit having first and second input transducers for converting sound to first and second electric input signals, respectively, representing the sound. The hearing device is configured to provide that the first and second input transducers are located on the user so that the user experiences first and second, acoustically different, acoustic environments, respectively, when the user wears the hearing device. The first acoustic environment may be defined as an environment where the own voice signal primarily originates from vibrating parts of the bones and skin or tissue. The second acoustic environment may be defined as an environment where the own voice signal primarily originates from the user's mouth or nose and is transmitted through air from said mouth or nose to the second input transducer(s). A method of operating a hearing device is further disclosed.
A hearing aid comprises a multitude M≥2 microphones adapted for providing M electric input signals (x) representative of an environment of a user, at least one beamformer for generating at least one beamformed signal in dependence of beamformer weights (w) configured to be applied to said electric input signals, thereby providing said at least one beamformed signal (Y) as a weighted sum of the M of electric input signals. The beamformer weights (w) are adaptively optimized to a plurality of target positions (θ) by maximizing a target signal to noise ratio (SNR) for sound from the target positions (θ).
G10L 25/30 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the analysis technique using neural networks
G10L 25/78 - Detection of presence or absence of voice signals
A hearing aid includes: a power source; and a switched capacitor DC-DC converter electrically connected to the power source and having an input part configured for receiving charge from the power source at an input voltage of an input voltage range; an output part having multiple output ports, the output part being configured for supplying charge to the multiple output ports for providing multiple predefined output voltages; at least one flying capacitor configured for redistributing charge from the power source to the multiple output ports and/or in between the output ports; and a switching circuitry having a plurality of switches configured for electrically switching the switched capacitor DC-DC converter based on a switching scheme so as to provide the multiple predefined output voltages based on the input voltage.
H02M 3/07 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode
The present disclosure relates to a hearing aid and detachable speaker unit assembly. The detachable speaker unit assembly comprises a fastening structure to provide an enhanced removal force and stable insertion into the ear canal of the user.
A method, in particular performed by at least one hearing device, a hearing device, a binaural hearing system, and a computer program are disclosed. The method can include detecting at least one motion signal of at least one hearing device, processing the at least one motion signal of the at least one hearing device in three individual channels representing three spatial dimensions x′, y′, z′ of the at least one hearing device, calibrating the orientation of the three spatial dimensions x′, y′, z′ of the at least one hearing device to a standardized orientation of the head of the user wearing the at least one hearing device, and determining the amount of motion of the at least one hearing device in at least one of the calibrated spatial dimensions x, y, z of the at least one hearing device.
G06F 3/0346 - Pointing devices displaced or positioned by the userAccessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
A hearing system comprises a) a multitude of M of microphones providing M corresponding electric input signals xm(n), m=1, . . . , M, and n representing time, b) a processor connected to said multitude of microphones and providing a processed signal in dependence thereof, c) an output unit for providing an output signal in dependence of said processed signal, and d) a database (Θ) comprising a dictionary (Δpd) of previously determined acoustic transfer function vectors (ATFpd). The processor is configured A) to determine a constrained estimate of a current acoustic transfer function vector (ATFpd,cur) in dependence of said M electric input signals and said dictionary (Δpd), B) to determine an unconstrained estimate of a current acoustic transfer function vector (ATFuc,cur) in dependence of said M electric input signals, and C) to determine a resulting acoustic transfer function vector (ATF*) for a user of the hearing system in dependence thereof and of a confidence measure related to said electric input signals. A method of operating a hearing device is also disclosed. Thereby an improved noise reduction system for a hearing aid or headset may be provided.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
H04S 7/00 - Indicating arrangementsControl arrangements, e.g. balance control
23.
HEARING AID WITH COGNITIVE ADAPTATION AND METHODS THEREOF
Disclosed herein are embodiments of a method of cognitive adaptation which can be used for a hearing aid to a user. The method includes determining effort and environmental sound distributions over time and modifying settings of the hearing aid based on the optimization of estimations of future effort and environment.
Disclosed herein are methods for determining a location of a hearing aid, performed by an electronic device having a processor, a memory, and interface circuitry. The method includes obtaining first accelerometer data from a hearing aid. The method includes obtaining second accelerometer data from the electronic device. The method includes determining, based on the first accelerometer data and the second accelerometer data, an acceleration parameter indicative of a difference between the first accelerometer data and the second accelerometer data. In accordance with the acceleration parameter meeting a safety criterion, the method includes generating lost control data and outputting the lost control data to the hearing aid.
Disclosed herein are embodiments of a hearing system. The hearing system can include at least two input transducers for providing corresponding at least two electric input signals representing sound in an environment around the user and a beamformer filter connected to said at least two input transducers and configured to provide a spatially filtered signal comprising a target signal from a target sound source in dependence of said at least two electric input signals and adaptively updated beamformer weights. The hearing system can further include a brainwave detection system configured to provide a brainwave-based control signal.
A hearing aid includes an input unit, an output unit, a signal processing unit connected to said input unit and output unit, where the input unit, the signal processing unit and the output unit are forming part of a forward path of the hearing aid, where the signal processing unit is configured to apply a forward gain to the at least one electric input signal or a signal originating therefrom. The hearing aid further includes a feedback control unit configured to reduce a risk of howl due to acoustic, electrical, and/or mechanical feedback of an external feedback path from the output unit to the input unit of said hearing aid, where the hearing aid is configured to receive motion data characterising movement and/or acceleration and/or orientation and/or position of the hearing aid to control processing.
The present disclosure relates to a hearing aid with an RF antenna arranged within the hearing aid's housing, and a loudspeaker positioned in the ear canal of the user. The RF antenna is configured to receive and/or transmit electromagnetic RF signals within a first frequency range enclosing a first frequency of resonance of the RF antenna corresponding to a first wavelength. The hearing aid further comprises one or more electric leads electrically connected to lead one or more electric signals within a second frequency range not overlapping the first frequency range between the loudspeaker in the ear canal of the user and an electronic circuit in the housing, with the one or more electrical leads being decoupled, at a connector end of the one or more electrical leads, by means of one or more decoupling components.
09 - Scientific and electric apparatus and instruments
41 - Education, entertainment, sporting and cultural services
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Software, namely, application for mobile devices relating to audiology and knowledge transfer. Education; training; seminars; know-how transfer [training]. Medical services; audiology services; providing information relating to hearing health care; providing information relating to hearing loss and audiology; medical consultancy relating to hearing loss; consultancy relating to hearing tests.
A hearing aid configured for handsfree control. The hearing aid comprising one or more microphones configured to receive an input signal from the surroundings and a signal processor configured to process the input signal from the surroundings and a receiver configured to emit at least a part of said processed input signal into an ear of a hearing aid user, wherein the signal processor is further configured to process a gestural signal from a user of the hearing aid and make a control change to the hearing aid based on the gestural signal.
Disclosed herein are embodiments of a method performed by a hearing aid and a hearing aid. An acoustical model can be used to generate first values (hk) for the multiple frequency channels based on first parameters (G, A, l); and a statistical model can be configured to generate second values (rk) for the multiple frequency channels based on values of second parameters (s1, s2, . . . , sn) and a set of basis vectors (u1, u2, . . . , un). An optimizer can be configured to obtain an optimized set of parameter values, wherein the optimized set of parameter values can be obtained by minimizing a difference between the first sound pressure levels (robs) and a combination of the first values (rk) and the second values (hk).
There is provided a hearing aid with a Receiver In The Ear speaker assembly comprising a connecting member with electric conductors connecting a connector at one end, and a receiver housing with a receiver at the opposite end. A microphone housing with a microphone is attached to the connecting member. The microphone housing with the microphone is separated by a distance from the receiver in the receiver housing, thus reducing acoustic or mechanical feedback problems. Especially, the microphone and connector may share one common housing.
A hearing aid comprises at least one input unit for providing at least one stream of samples of an electric input signal in a first domain; at least one encoder configured to convert said at least one stream of samples of the electric input signal in the first domain to at least one stream of samples of the electric input signal in a second domain; a processing unit configured to process said at least one electric input signal in the second domain, to provide a compensation for the user's hearing impairment, and to provide a processed signal as a stream of samples in the second domain; a decoder configured to convert said stream of samples of the processed signal in the second domain to a stream of samples of the processed signal in the first domain. The at least one encoder is configured to convert a first number of samples from said at least one stream of samples of the electric input signal in the first domain to a second number of samples in said at least one stream of samples of the electric input signal in the second domain. The decoder is configured to convert said second number of samples from said stream of samples of the processed signal in the second domain to said first number of samples in said stream of samples of the electric input signal in the first domain. The second number of samples is larger than the first number of samples. The at least one encoder is trained, and at least a part of said processing unit providing said compensation for the user's hearing impairment is implemented as a trained neural network. A method of operating a hearing aid is further disclosed. Thereby an improved hearing aid may be provided.
The present disclosure relates to dome-type inserts, or simply domes, for a hearing aid. The dome is intended to be attached to a housing, such as an in-the-ear housing, and abut the ear canal. The dome-type insert comprises one or more vent channels for alleviating air pressure built-up and/or occlusion.
A hearing device with an adjustable vent is disclosed. The device includes at least one microphone configured to provide an input signal representing sound, a processor configured to process the input signal and provide a processed signal, at least one loudspeaker configured to receive the processed signal from the processor and to provide an acoustic signal based on the processed signal to the ear of a user, an earpiece comprising a vent, and an electrically controllable valve configured to control the vent, and a valve control unit configured to receive one or more control signals in dependence of a current hearing situation of the hearing device, wherein the valve control unit is configured to adjust the electrically controllable valve in dependence of the one or more control signals to provide the vent to be in a state between an acoustically more open and an acoustically less open state.
A hearing aid system comprises a hearing aid, and a portable auxiliary device’ adapted to establish a communication link between them. The hearing aid comprises a microphone providing an electric input signal, a signal processor, and an output unit. The auxiliary device comprises a microphone providing an auxiliary electric input signal, and a user control interface allowing a user to initiate a specific calibration mode of operation of the hearing aid system. The signal processor of the hearing aid is configured to receive corresponding time segments of said electric input signal and said auxiliary electric input signal to provide an estimate of an acoustic transfer function from said microphone of said auxiliary device to said microphone of said hearing aid. A method of operating a hearing aid system is further disclosed. The invention may e.g. be used in various applications related to own voice detection and estimation.
G01B 17/00 - Measuring arrangements characterised by the use of infrasonic, sonic, or ultrasonic vibrations
H04M 1/72409 - User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
Disclosed herein are embodiments of a hearing device including at least one first, outward-facing, input transducer configured to pick up first sounds from the environment of a user and a second, inward-facing, input transducer configured to pick up a second sounds at the eardrum of the user. The hearing device can further include a directional system including a) an own voice beamformer configured to provide an estimate of the user's own voice in dependence of the at least one first and the second electric input signals and configurable own voice beamformer weights; and b) an own voice analyzer configured to analyze at least one of the at least one first and said second electric input signals, or to analyze a signal or signals originating therefrom, and to provide an own voice beamformer weight control signal.
A hearing aid comprises a) an ITE-part adapted for being located at or in an ear canal of the user, b) a forward path for processing sound from the environment of the user. The forward path comprises b1) at least one first input transducer providing at least one first electric input signal representing said sound as received at the respective at least one first microphone, said at least one first input transducer being located to allow picking up sound from the environment of the user, b2) an audio signal processor comprising a gain unit for applying a frequency and/or level dependent prescribed gain to compensate for a hearing impairment of the user to said at least one first electric input signal, or a signal or signals originating therefrom, and configured to provide a processed signal in dependence thereof, b3) an output transducer for providing stimuli perceivable as sound to the user in dependence of said processed signal. The hearing aid further comprises c) at least one second input transducer providing at least one second electric input signal representing said sound as received at the at least one second input transducer, the at least one second input transducer being located in said ITE-part to pick up sound at the eardrum of the user, d) a correlator configured to determine a correlation measure between the at least one second electric input signal, or a signal originating therefrom, and a signal of the forward path and e) a gain modifier configured to modify said gain of the gain unit in dependence of said correlation measure. A method of operating a hearing aid is further disclosed.
A hearing aid system is configured for managing the power of a wireless link. The hearing aid system includes a first hearing aid device and a mobile device, each of the devices including a transmit and receive unit for establishing a short range wireless link between the devices. At least one of the devices includes: a microphone configured to receive an acoustical audio signal; a signal processor configured to process an audio signal based on the acoustical audio signal; and first link quality estimating circuitry configured to determine rate of change of a link quality signal. The at least one of the devices is configured to transmit the link quality signal to the other device, and the other device is configured to determine a power level of transmission of an information packet based on the rate of change of the link quality signal via a power controller comprised by the other device.
H04W 52/14 - Separate analysis of uplink or downlink
H04W 52/24 - TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
H04W 52/28 - TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
H04W 52/36 - Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
H04W 52/52 - Transmission power control [TPC] using AGC [Automatic Gain Control] circuits or amplifiers
Disclosed herein are embodiments of a hearing aid with two or more microphones and a processor; wherein the processor includes a first filter bank, a beamformer, a multiplexer configured to perform multiplexing operations outputting time-frequency values, and a wind noise controller configured to, recurringly, determine a first wind noise level.
A hearing aid microphone system includes M microphones providing corresponding electric input signals. Environmental sound at a given microphone includes a target sound signal propagated via an acoustic propagation channel from a direction to or a location of a target sound source to the microphone, and possible additive noise signals. The acoustic propagation channel is modeled. The hearing aid system includes: a processor connected to the microphones, and a database Θ having a multitude of dictionaries Δp, p=1, . . . , P, where p is a person index, of vectors, termed ATF-vectors, whose elements ATFm, m=1, . . . , M, are frequency dependent acoustic transfer functions representing direction- or location-dependent, and frequency dependent propagation of sound. The processor is configured to, at least in a learning mode of operation, determine personalized ATF-vectors based on the multitude of dictionaries Δp, the electric input signals, and the model of the acoustic propagation channels.
A hearing aid having one or more biometrical sensors, where the hearing aid comprises at least one microphone configured to receive a sound of the surroundings, a signal processor configured to process the sound received from the microphone and a speaker unit configuration configured to emit the processed sound into the ear of a user, wherein one or more sensors is positioned substantially in the ear together with at least a part of the hearing aid, wherein the one or more sensors is configured as biometrical sensors configured for recording health data of a hearing aid user.
Disclosed herein is a hearing instrument. The hearing instrument has improved corrosion protection. The hearing instrument can include a substrate. The hearing instrument can include a coating at least partially covering the substrate, the coating comprising at least two sets of alternating layers, a first layer of the alternating layers comprising a first material and a second layer of the alternating layers comprising a second material. The first material can include a dielectric material. The second material includes a hydrophobic material.
C23C 16/50 - Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
An electrooculography (EOG) signal capture system comprises a) a sensor array adapted for being located at one of a left or right ears of a user and/or for fully or partially being implanted in the head at left or right ears of a user, the sensor array comprising a number Ns of electric potential sensors, respectively, for sensing respective electric potentials from the user's head, where Ns is larger than or equal to two, b) electronic circuitry coupled to the sensor array and configured to provide at least two different beamformed signals (SBF1, SBF2), each being representative of a weighted combination of said electric potentials, or of signals derived therefrom, and wherein a difference between said at least two different beamformed signals (ΔPBF=SBF1−SBF2)—at least in a specific electrooculography mode of operation—represents an electrooculography signal (ΔPEOG) from one or both eyes of said user. A single-sensor EOG-system is further proposed. The invention may e.g. be used in hearing aids or other electronic wearables.
A61B 5/398 - Electrooculography [EOG], e.g. detecting nystagmusElectroretinography [ERG]
A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/291 - Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
Disclosed herein are embodiments of a hearing aid. The hearing aid includes an input unit configured to convert a sound in an environment of the hearing aid to at least one electrical input signal representative of the sound. The hearing aid includes a signal processor. The signal processor is configured to determine, based on the at least one electrical input signal, whether an origin of the sound is below a distance threshold. The signal processor is configured to, in accordance with the origin being below the distance threshold, attenuate the at least one electrical input signal. The signal processor is further configured to determine, based on the at least one electrical input signal, whether the origin is above a far-distance threshold, and in accordance with the origin being above the far-distance threshold, attenuate the at least one electrical input signal.
Disclosed herein are embodiments of a method performed by a hearing aid and a hearing aid including one or more processors, a memory, two or more microphones, and an output transducer. The hearing aid is configured to generate a first processed signal (y) based on input signals from the two or more microphones and a steering value, wherein a target direction is associated with the steering value. The steering value can be changed depending on certain criterion.
A hearing device, e.g. a hearing aid, is configured to be arranged at least partly on a user's head or at least partly implanted in a user's head. The hearing device comprises a) at least one input transducer for picking up an input sound signal from the environment and providing at least one electric input signal representing said input sound signal; b) a signal processor connected to the at least one input transducer, the signal processor being configured to analyze the electric input signal and to provide a transmit control signal in dependence thereof; c) a memory buffer, e.g. a cyclic buffer, for storing a current time segment of a certain duration of said at least one electric input signal, or a processed version thereof; and a transmitter for transmitting at least a part of said time segment, or a processed version thereof, to an external device in dependence of said transmit control signal.
A hearing device, e.g. a hearing aid, comprises a) at least one input transducer for converting sound in the environment of the hearing device to respective at least one acoustically received electric input signal or signals representing said sound; b) a wireless receiver for receiving an audio signal from a wireless transmitter of a sound capturing device for picking up sound in said environment and providing a wirelessly received electric input signal representing said sound; and c) a processor configured c1) to receive said at least one acoustically received electric input signal or signals, or a processed version thereof; c2) to receive said wirelessly received electric input signal; and c3) to provide a processed signal. The processor comprises a signal predictor for estimating future values of said wirelessly received electric input signal in dependence of a multitude of past values of said signal, thereby providing a predicted signal. The hearing device further comprises d) an output transducer for presenting output stimuli perceivable as sound to the user in dependence of said processed signal from said processor, or a further processed version thereof. The processor is configured to provide said processed signal in dependence of the predicted signal or a processed version thereof 1) alone, or 2) mixed with said at least one acoustically received electric input signal or signals, or a processed version thereof. A hearing device comprising an earpiece and a separate audio processing device is further disclosed. The invention may e.g. be used in hearing devices in wireless communication with audio capture devices in an immediate environment of the user wearing the hearing device.
A hearing device, e.g. a hearing aid, comprises a) an input unit configured to provide at least one time-variant electric input signal representing sound, the at least one electric input signal comprising target signal components and optionally noise signal components, the target signal components originating from a target sound source; b) a signal processing unit for processing the at least one electric input signal and providing a processed signal; c) an output unit for creating output stimuli configured to be perceivable by the user as sound based on the processed signal from the signal processing unit; d) a speech presence probability prediction unit for repeatedly providing a measure of a predicted speech presence probability of the at least one electric input signal, or of a signal originating therefrom; and e) a speech intelligibility prediction unit for repeatedly providing a current measure of a predicted speech intelligibility of the at least one electric input signal, or of a signal originating therefrom. The speech intelligibility prediction unit is configured to determine said current measure of the predicted speech intelligibility in dependence of said measure of the predicted speech presence probability. A method of operating a hearing device is further disclosed. The invention may e.g. be used in hearing aids, headsets, earpieces (ear buds), etc.
The present disclosure provides methods and systems for reducing noise induced in one or more components in a hearing aid. The present disclosure provides methods for reducing noise induced in telecoils.
A binaural hearing system comprises first and second hearing aids, each comprising antenna and transceiver circuitry allowing the exchange of audio signals between them and a BTE-part adapted for being located at or behind the external ear (pinna) of the user and comprising front and rear input transducers providing respective front and rear electric input signals. Each of the hearing aids comprises primary and secondary adaptive 2-channel beamformers each providing a spatially filtered signal based on first and second beamformer-input signals. The primary and secondary 2-channel beamformers are coupled in a cascaded structure. The inputs to the primary 2-channel beamformers are, locally generated, front and rear electric input signals. The inputs to the secondary 2-channel beamformer may be beamformed signals from the first and second hearing aids respectively. The spatially filtered signal of the secondary 2-channel beamformer may comprise an estimate of a target signal in the environment of the user.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
Disclosed herein are embodiments of methods, in particular performed by at least one hearing device, uses of the method, hearing devices and hearing systems. The method can include determining a reference orientation and/or position, in particular a reference vector uref, of a hearing device; detecting at least one movement and/or acceleration of the hearing device; determining at least one deviating orientation and/or position, in particular at least one deviation vector vd, of the hearing device based on the detected at least one movement and/or acceleration; and determining at least one deviation, in particular at least one deviation angle θ, between the reference orientation and/or position, in particular the reference vector uref, and the at least one deviating orientation and/or position, in particular the at least one deviation vector vd.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/11 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
A hearing aid device is disclosed. The hearing aid device comprises means to improve, augment and/or protect the hearing capability of a user by receiving acoustic signals from the surroundings of the user, generating corresponding audio signals, possibly modifying the audio signals and providing the possibly modified audio signals as audible signals to at least one of the user's ears. The hearing aid device comprises a sensor member for detecting the movement and/or acceleration and/or orientation (or spatial position) of the hearing aid device. The hearing aid device comprises at least two hearing aid microphones and a control unit for determining the position or a deviation from an intended position of the hearing aid device or hearing aid microphones. The hearing aid device is configured to compensate for a possible dislocation of the hearing aid microphones.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
A hearing aid system comprising at least a first hearing aid, wherein the first hearing aid is configured to establish a communication link over the intemet with a remote entity based on a protocol stack, wherein the protocol stack includes an intemet protocol, and the protocol stack is implemented in the first hearing aid.
Disclosed herein are embodiments of a hearing aid adapted to be worn at an ear of a user including one or more microphones and a processor configured to apply one or more processing algorithms. The processor can include a feedback control system for estimating a feedback path. The processor can be configured to estimate a speaker unit size in dependence of an estimated feedback path, wherein the feedback path is estimated while said hearing aid is located in a specific position away from the user's head. A method of operating a hearing aid is further disclosed.
Disclosed herein are embodiments of a hearing aid adapted to be worn by a user and having a configurable audio signal processor adapted to apply a number of audio processing algorithms to at least one electric input signal and a voice control interface allowing the user to control the hearing aid via one or more spoken commands. The voice control interface can include a keyword detector configured to identify a context dependent command among the spoken commands.
A hearing device adapted for being located at or in an ear of a user, or for being fully or partially implanted in the head of a user comprises a) an input unit for providing at least one electric input signal representing sound in an environment of the user, said electric input signal comprising a target speech signal from a target sound source and additional signal components, termed noise signal components, from one or more other sound sources, b) a noise reduction system for providing an estimate of said target speech signal, wherein said noise signal components are at least partially attenuated, and c) an own voice detector for repeatedly estimating whether or not, or with what probability, said at least one electric input signal, or a signal derived therefrom, comprises speech originating from the voice of the user. The noise signal components are identified during time segments wherein the own voice detector indicates that the at least one electric input signal, or a signal derived therefrom, originates from the voice of the user, or originates from the voice of the user with a probability above an own voice presence probability (OVPP) threshold value. A method of operating a hearing device is further disclosed.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effectsMasking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Disclosed herein are embodiments of a hearing device including a multitude of input transducers providing a corresponding multitude of electric input signals, a noise reduction system comprising first and second beamformer filters configured to provide first and second beamformed signals, respectively, first and second noise reduction controllers configured to receive said multitude of electric input signals, and said first and second beamformed signals, respectively, and to provide respective first and second noise reduced signals, according to first and second adaptive selection schemes, respectively.
A hearing aid includes a forward path for processing sound from the user's environment. The forward path includes a) a first microphone providing a first electric input signal representing sound as received at the first microphone, the first microphone being located away from an ear canal of the user, b) an audio signal processor for processing the first electric input signal, or a signal or signals originating therefrom, and for providing a processed signal, c) an output transducer for providing stimuli perceivable as sound to the user in dependence of the processed signal, and d) a second microphone configured to provide a second electric input signal representing sound received at the second microphone, the second microphone being located at or in the user's ear canal, and e) a feature extractor for extracting acoustic characteristics of the user's ear from the second electric input signal, or a signal originating therefrom.
A binaural hearing aid system includes first and second hearing aids configured to be worn by a user at or in respective first and second ears of the user, each of the first and second hearing aids including: at least one input transducer configured to pick up a sound at the at least one input transducer and to convert the sound to at least one electric input signal representative of the sound, the sound at the at least one input transducer including a mixture of a target signal and noise; a controller for evaluating the sound at the at least one input transducer and providing a control signal indicative of a property of the sound; a transceiver configured to establish a communication link between the first and second hearing aids allowing the exchange of the control signal between the first and second hearing aids; a transmitter for establishing an audio link for transmitting the at least one electric input signal, or a processed version thereof, to another device. The controller is configured to: transmit the locally provided control signal to, and receive a corresponding remotely provided control signal from the opposite hearing aid via the communication link, and to compare the locally provided and the remotely provided control signals and to provide a comparison control signal in dependence thereof, and to transmit the at least one electric input signal, or a processed version thereof, to the another device via the audio link in dependence of the comparison control signal.
The present disclosure relates to an electronic module for a hearing device. The electronic module comprises at least one electronic component for a hearing device and an embedding material covering the electronic component. The electronic component comprises at least one restricted area which is free from the embedding material. The restricted area is surrounded at least partially by a zone and the zone is covered by an attaching material. The attaching material covering the zone has a mold part formed by molding and freely formed edge facing the restricted area.
A method, at a hearing aid, including receiving a wireless signal including a succession of frames including a first frame including first encoded audio samples and determining a first codec, performing an error check based on the first frame, and in accordance with a determination that the first frame fails to pass the error check, performing a test.
The present disclosure relates to a hearing aid with an RF antenna arranged within the hearing aid's housing, and a loudspeaker positioned in the ear canal of the user. The RF antenna is configured to receive and/or transmit electromagnetic RF signals within a first frequency range enclosing a first frequency of resonance of the RF antenna corresponding to a first wavelength. The hearing aid further comprises one or more electric leads electrically connected to lead one or more electric signals within a second frequency range not overlapping the first frequency range between the loudspeaker in the ear canal of the user and an electronic circuit in the housing, with the one or more electrical leads being decoupled, at a connector end of the one or more electrical leads, by means of one or more decoupling components.
A speaker unit detachably mountable to a hearing aid device body configured to be positioned behind an ear of a wearer is disclosed. Further, hearing aid device system comprising the speaker unit is disclosed. The speaker unit comprises a contacting unit comprising at least one contact element and configured to be detachably mountable to a hearing aid device connector of said hearing aid device. The speaker unit further comprises a speaker unit body configured to be positioned at least partly in an ear canal of the wearer and comprising an output transducer unit configured to provide an acoustic signal based on an electrical signal input to said output transducer unit via said at least one contact element. The speaker unit further comprises a connecting unit provided between said speaker unit body and said contacting unit and including at least one wire configured to electrically connect said speaker unit body and said contacting unit. Further, the speaker unit comprises a memory unit configured to store data relating to said speaker unit.
A hearing aid comprises a forward path comprising a) an input transducer for converting sound (x(n), v(n)) in an environment around the hearing aid to an electric input signal (y(n)) representing said sound; b) a hearing aid processor for processing said electric input signal (y(n)), or a signal originating therefrom (e(n)), and to provide a processed signal (u(n)) based thereon; c) an output transducer for converting said processed signal (u(n)), or a signal originating therefrom (ua(n)), to acoustic stimuli presented to said eardrum of the user. The hearing aid further comprises d) a feedback control system for attenuating or cancelling feedback propagated via a feedback path (H) from an electric input signal to said output transducer to an electric output from said input transducer.
Disclosed herein are embodiments of a hearing aid configured to be worn by a user at or in an ear of the user and having an ITE-part adapted for being located at or in an ear canal of the user. The hearing aid can include an active occlusion cancellation system (AOCS) for providing an acoustic anti-occlusion signal configured to cancel or diminish a sense of occlusion of the user when the user is speaking, or otherwise is using his or her voice, or when otherwise moving the jaws. Methods of operating a hearing aid are further disclosed.
The present application relates to a system comprising a hearing aid, the hearing aid configured to be operated based on an estimation of a current listening effort of a hearing aid user. The system comprising an input unit for receiving an input sound signal from an environment of the hearing aid user and providing at least one electric input signal representing said input sound signal, an output unit for providing at least one set of stimuli perceivable as sound to the hearing aid user based on processed versions of said at least one electric input signal, a signal-to-noise ratio (SNR) estimator for determining an SNR in the environment of the hearing aid user, a processing unit connected to said input unit and to said output unit and comprising signal processing parameters of the system to provide processed versions of said at least one electric input signal, a memory unit configured to store reference sets of SNR and pulse transition time (PTT) of the hearing aid user, at least a first and a second physiological sensor, wherein the system being configured to determine, based on the first physiological sensor, a first point in time at a first maximum upslope point of a first measured parameter, determine, based on the second physiological sensor, a second point in time at a second maximum upslope point of a second measured parameter, establish a current PTT by calculating a time difference between the first point in time and the second point in time, and determine, based on the current PTT and the stored reference sets of SNR and PTT, a current listening effort of the hearing aid user.
The present disclosure relates to a hearing aid having at least two wireless interfaces, where the operation of one wireless risk introducing noise into the at least second wireless interface. The first wireless interface being configured so that it does not, or at least to a limited degree, introduce noise into the second wireless interface.
There is provided a hearing aid with an antenna connected to a transmission and/or reception circuit for transmission and/or reception of the electromagnetic energy via the antenna. A coupling circuit, e.g. including a directional coupler, is configured to sense an electric return power from the antenna, and to generate a power signal based on the sensed electric return power. A controllable impedance circuit is connected to the antenna, so as to allow adjusting of impedance of the antenna in at least two different steps. A processor is configured to generate a tuning control signal to the controllable impedance circuit in response to the power signal. This allows control of the impedance of the antenna for minimizing impedance mismatch, and thus improve performance of the antenna by tuning the impedance to the operating conditions of the antenna, preferably in an automatic manner.
A hearing aid adapted for being worn by a user comprises a housing configured to enclose components of the hearing aid; a forward audio signal path for receiving an audio signal, processing the audio signal and providing an output signal in dependence of said processed audio signal; a mechanical activation element for controlling functionality of said hearing aid, wherein the mechanical activation element is located on said housing and emits an acoustic signature when activated; and a vibration sensor configured to pick up acoustic vibrations in air or mechanical vibrations of said housing and to provide a sensor signal indicative thereof; and a controller for analyzing said sensor signal for occurrences of said acoustic signature to thereby identify and generate a specific control input for controlling said functionality of the hearing aid. Thereby an improved hearing aid may be provided.
A hearing aid and a method performed by a hearing aid including at least one microphone unit, an accelerometer unit, and a processor. The method performed by the hearing aid includes generating a processed microphone signal including attenuating the microphone signal in accordance with an attenuation value; wherein the attenuation value is based on a measure of correlation between a microphone signal from the microphone unit and an acceleration signal from the accelerometer unit. The hearing aid instantly reduces noise arising from mechanical handling of the hearing aid based on input from the microphone unit and the accelerometer unit.
An assembly for a hearing aid is disclosed. The hearing aid with the assembly includes an in the ear part and a behind the ear part and a part mechanically interconnecting the two parts. In the interconnection, a flexible substrate is arranged. The flexible substrate includes conductive paths. The conductive paths may be used for communication between the in the ear part and the behind the ear part, and/or for an antenna function.
A hearing aid configured to be worn at or in an ear of a user including hearing aid comprising A) a multitude of microphones, B) a database including b1) a plurality of acoustic transfer function vectors representing different candidate locations of a target sound source in the environment relative to the microphone system, and b2) a multitude of posterior probabilities related to at least some of the acoustic transfer function vectors, each posterior probability representing the probability of a given acoustic transfer function given a particular eye-gaze direction of the user, and C) a processor configured to determine a current location of the target sound source relative to the user.
A hearing aid adapted to be worn in or at an ear of a hearing aid user and/or to be fully or partially implanted in the head of the hearing aid user is disclosed. The hearing aid comprises a processing unit connected to said input unit and to said output unit, where the processing unit comprises a neural network, and where the processing unit is configured to determine signal processing parameters of the hearing aid based on weights of the neural network. A hearing system and a corresponding method is furthermore disclosed.
A hearing aid adapted for being worn by a user comprises at least two microphones, providing respective at least two electric input signals representing sound; a filter bank converting the at least two electric input signals into signals as a function of time and frequency; a directional system connected to said at least two microphones and being configured to provide a filtered signal in dependence of said at least two electric input signals and fixed or adaptively updated beamformer weights. At least one direction to a target sound source is defined as a target direction. For each frequency band, one of said at least two microphones is selected as a reference microphone, thereby providing a reference input signal for each frequency band. The reference microphone for a given frequency band may be selected in dependence of directional data related to directional characteristics of the at least two microphones.
There is provided a hearing aid with a Receiver In The Ear speaker assembly comprising a connecting member with electric conductors connecting a connector at one end, and a receiver housing with a receiver at the opposite end. A microphone housing with a microphone is attached to the connecting member. The microphone housing with the microphone is separated by a distance from the receiver in the receiver housing, thus reducing acoustic or mechanical feedback problems. Especially, the microphone and connector may share one common housing.
A method and wireless communication device use a first processing unit to perform a first communication event within a first communication window by use of a first communication protocol, a second processing unit to perform a second communication event within a second communication window by use of a second communication protocol, and a wireless communication unit connected to a radio-frequency antenna to transmit and/or receive a packet wirelessly. The first and second processing units may perform the first and second communication events via the wireless communication unit. The second processing unit or the wireless communication unit may transmit an event signal to the first processing unit when performing the second communication event or receiving a packet, respectively, to allow the first processing unit to arrange the first communication window (or first communication event) with respect to the second communication window (or second communication event) to minimize interference.
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
H04B 1/00 - Details of transmission systems, not covered by a single one of groups Details of transmission systems not characterised by the medium used for transmission
A hearing aid configured to be worn by a user comprises an input processing unit comprising at least one input transducer for providing at least one input audio signal representative of sound, the input processing unit providing at least one processed input audio signal in dependence of said at least one input audio signal; a sound scene analyzer for analyzing said sound in said at least one input audio signal and providing a sound scene control signal indicative of a current sound environment; a notification unit configured to provide a notification signal in response to a notification request signal indicative of a request for conveying a specific message to the user; an output processing unit for presenting stimuli perceivable as sound to the user in dependence of said at least one processed input audio signal and said notification signal. The notification signal is determined in response to said notification request signal and the sound scene control signal.
The present disclosure relates to a hearing aid comprising at least one sensor configured to provide a sensing signal, and at least one sensing signal processing circuit, comprising a first switch bias buffer circuit comprising a first voltage buffer configured to receive the sensing signal and to provide a first buffer signal at a reduced impedance node, and a first switching circuit configured to modulate the output voltage of the first voltage buffer.
A hearing system comprises at least one hearing aid (HA) configured to be worn by a user at or in an ear of the user, and an external, portable processing device (EPD). The at least one hearing aid comprises a) at least one HA-input transducer for providing at least one HA-electric input signal representing sound in the environment of the hearing aid; b) a configurable noise reduction system for reducing noise in the at least one HA-electric input signal or in a signal originating therefrom based on a resulting set of noise reduction parameters; c) a noise reduction controller configured to determine a local set of noise reduction parameters; and d) a data receiver configured to receive data via a communication link from the external processing device. The external processing device comprises A) at least one EPD-input transducer for providing at least one EPD-electric input signal representing sound in the environment of the external processing device; B) a parameter estimator for providing an external set of noise reduction parameters configured to reduce noise in the at least one EPD-electric input signal, or in the at least one HA-electric input signal, or in a signal originating therefrom; and C) a data transmitter configured to transmit data, including said external set of noise reduction parameters, via said communication link to the hearing aid. The noise reduction controller is configured to determine said resulting set of noise reduction parameters based on said local set of noise reduction parameters, or on said external set of noise reduction parameters, or on a mixture thereof, in dependence of a noise reduction control signal. A hearing aid and a method of operating a hearing system is further disclosed.
A hearing assistive device comprises a multi-microphone system for providing a processed input signal. The multi-microphone system comprises a multitude of microphones for picking up sound from an environment; and a beamformer filter configured to. The hearing assistive device further comprises an attachment element configured to fix the hearing assistive device to the body or clothes of a person. The multi-microphone system is configurable to operate in at least two modes in dependence of a mode control signal, A) a directional mode and B) an omni-directional mode wherein said multi-microphone system is configured to provide said processed input signal as a substantially directional signal, and as a substantially omni-directional signal, respectively. The attachment element is configured to provide an electric signal indicative of a current state of the attachment element. The hearing assistive device further comprises a mode controller for providing said mode control signal in dependence of said electric signal indicative of a current state of the attachment element.
The disclosure presents a method and an amplifier system for minimizing variation in an acoustical signal caused by variation in gain of an amplifier, comprising a battery for providing a supply voltage to the amplifier, a digital signal processor for providing the acoustical signal to the amplifier, a controller unit receiving an enablement signal when the supply voltage is in an offset mode, and based on the enablement signal requesting a measured voltage during a time period, and a first analog-to-digital converter configured for measuring the supply voltage to the amplifier when receiving the request from the controller unit or the first analog-to-digital converter is configured for measuring the supply voltage to the amplifier continuously, and where variations in the measured voltage relates to variations in the supply voltage during the time period. Furthermore, the controller unit is configured to predict offset modes (i.e. changes) in the supply voltage based on the enablement signals and a fitting of the measured voltages, and wherein the controller unit is configured to generate a compensating signal based on the fitting and transmit the compensating signal to the digital signal processor, the digital signal processor is then configured to minimize variation in the acoustical signal at the output of the amplifier by compensating the variation in gain of the amplifier based on the compensating signal.
The present invention regards a hearing aid device at least one environment sound input, a wireless sound input, an output transducer, electric circuitry, a transmitter unit, and a dedicated beamformer-noise-reduction-system. The hearing aid device is configured to be worn in or at an ear of a user. The at least one environment sound input is configured to receive sound and to generate electrical sound signals representing sound. The wireless sound input is configured to receive wireless sound signals. The output transducer is configured to stimulate hearing of the hearing aid device user. The transmitter unit is configured to transmit signals representing sound and/or voice. The dedicated beamformer-noise-reduction-system is configured to retrieve a user voice signal representing the voice of a user from the electrical sound signals. The wireless sound input is configured to be wirelessly connected to a communication device and to receive wireless sound signals from the communication device. The transmitter unit is configured to be wirelessly connected to the communication device and to transmit the user voice signal to the communication device.
An in-the-ear hearing aid device is disclosed. The device at least one electro-acoustic transducer, and at least one sensor or at least one active electronic component. The at least one electro-acoustic transducer comprises a capsule enclosing a transducer sound active part and a transducer air volume. The transducer air volume is air volume which is enclosed by said capsule and which is in fluid-connection with said transducer sound active part. At least a portion of said at least one sensor or of said at least one active electronic component is provided within said transducer air volume.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
A method of detecting a sudden change in a feedback/echo path of a hearing aid is based on a gradient of an adaptive filter comprising an adaptive algorithm configured to estimate the feedback/echo path. The method may comprise comparing a smoothed and processed version of the gradient values over time to a threshold value. A hearing aid configured to detect a sudden change in a feedback/echo path is furthermore provided.
A hearing system comprises a hearing device, e.g.. a hearing aid, comprising at least one microphone for converting a sound in the environment to an electric input signal. The hearing system comprises a processor comprising a user identification unit comprising a data-driven algorithm configured to provide a user identification signal indicating whether or not, or with what probability, the person currently wearing the hearing device is a particular user in dependence of a time segment of said particular user’s voice and said at least one electric input signal.
Disclosed herein are embodiments of a portable electric device. The portable electronic device can include a substrate configured to retain one or more electrical components. The substrate can be configured include one or more arms and/or surfaces in particular configurations. The portable electronic device can be used to deliver audio to a user.
