H04R25/609

Multiple sound source encoding in hearing prostheses

Presented herein are techniques for enhancing a hearing prosthesis recipient's perception of multiple frequencies present in received sound signals. The hearing prosthesis is configured to extract a plurality of frequencies from the received sound signals and to use the plurality of frequencies to modulate the amplitudes of different stimulation pulse sequences that are to be delivered to the recipient via different stimulation channels. The hearing prosthesis may also adapt a stimulation resolution of the stimulation pulse sequences when delivering the modulated stimulation pulses sequences to the recipient.

LOOP ANTENNA FOR HEARING AID
20220369049 · 2022-11-17 · ·

A hearing aid including a hearing aid antenna assembly, a transceiver, and an acoustic transducer is provided. The hearing aid assembly includes a resonant loop antenna, a coupling mechanism such as a primary loop, and an electrically conductive assembly. The resonant loop antenna forms an aperture that is arranged to be substantially parallel to a head of the wearer when the hearing aid is worn. The coupling mechanism is configured to transfer RF energy between the transceiver and the resonant loop antenna. The resonant loop antenna excites the electrically conductive assembly. The electrically conductive assembly includes a battery shield. The resonant loop antenna, the coupling mechanism, and/or the electrically conductive assembly are formed in one or more conductive layers of FPCB. The resonant loop antenna includes a course tuning capacitor in series with a fine tuning capacitor. The primary loop includes a resonating capacitor.

MODULATION IN A CONTACT HEARING SYSTEM

In one embodiment, the present invention is directed to a contact hearing system comprising: an ear tip including a transmit coil, wherein the transmit coil is connected to an audio processor, including an H Bridge circuit; a first input to the H Bridge circuit comprising an AND circuit wherein a first input to the AND circuit comprises a carrier signal and a second input to the AND circuit comprises an output of a delta sigma modulation circuit, wherein the delta sigma modulation circuit is a component of the audio processor; and a second input to the H Bridge circuit comprising an NAND circuit wherein a first input to the NAND circuit comprises a carrier signal and a second input to the NAND circuit comprises an output of the delta sigma modulation circuit.

CHARGING DEVICE OF A HEARING AID AND SYSTEM WITH THE CHARGING DEVICE
20220360915 · 2022-11-10 ·

A charging device of a hearing aid has a charging unit, which has a housing with a housing cover and a magnet arranged therein and movably guided in a longitudinal direction. At one longitudinal end, a contact is attached on the magnet for the detachable, direct electrical contacting with a counter contact of the hearing aid. The contact is electrically connected by a line to a charging circuit, wherein the housing cover has an opening, within which the contact is inserted. The charging device is part of a system having a hearing aid.

A HEARING AID SYSTEM FOR ESTIMATING ACOUSTIC TRANSFER FUNCTIONS

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.

Hearing aid
11496846 · 2022-11-08 · ·

A hearing aid contains a housing having a baseplate and a housing shell, a number of electrical units, and a transmitting and receiving unit for transmitting and receiving electromagnetic waves. The number of electrical units are fastened on the baseplate. The transmitting and receiving unit includes an electronic circuit for generating a transmission signal and an antenna unit coupled thereon, and the antenna unit includes a first antenna arm and a shielding element for shielding the first antenna arm against the number of electrical units.

Monaural hearing device with parts that are interconnected utilizing near-field wireless communication

A monaural hearing device includes: a first housing accommodating a first near-field magnetic induction communication unit and a first magnetic field antenna connected to the first near-field magnetic induction communication unit, wherein the first housing is configured for placement behind an ear of a user of the monaural hearing device; and a second housing accommodating a second near-field magnetic induction communication unit and a second magnetic field antenna connected to the second near-field magnetic induction communication unit; wherein the first and second near-field magnetic induction communication units connected to the first and second magnetic field antennas, respectively, are configured to perform near-field wireless data communication with each other.

Hearing device plug connector and hearing device
20230098589 · 2023-03-30 ·

A hearing device plug connector may include a first connector component and a second connector component, wherein the hearing device plug connector includes a latching mechanism for securing the first connector component and the second connector component against unintended disconnection, wherein the latching mechanism includes a catch and a complementary latch component which are in latching engagement when the first connector component and the second connector component are connected, wherein the catch is moveable against a spring force from a latching position into a release position when connecting or disconnecting the first connector component and the second connector component, and wherein in the latching position the catch can engage with the complementary latch component and in the release position the catch can disengage from the complementary latch component. The hearing device plug connector may further include a sealing element for providing a seal between the first and second connector components.

EAR-WEARABLE ELECTRONIC DEVICE INCLUDING MULTI-FUNCTION REMOVAL HANDLE
20230098807 · 2023-03-30 ·

An ear-wearable electronic device comprises a shell and a faceplate connected to the shell. Electronic circuitry and a power source are respectively disposed in the shell. A removal handle includes a proximal end connected to the faceplate. First and second electrical conductors extend along the removal handle and comprise first and second proximal ends coupled to the electronic circuitry. An electrical contact module is disposed at a distal end of the removal handle. The electrical contact module comprises a substrate. A first electrical contact is mounted on, or supported by, the substrate and coupled to a first distal end of the first electrical conductor. A second electrical contact is mounted on, or supported by, the substrate and coupled to a second distal end of the second electrical conductor.

HEARING DEVICE WITH BEAM-STEERABLE ANTENNA ARRANGEMENT

A hearing device for placement in a user’s ear includes: at least one input transducer, an output transducer, a wireless communication unit and an antenna arrangement adapted for providing a wireless link, and a reference axis, the reference axis being parallel to the user’s ear-to-ear axis, when the hearing device is placed in an operable position, wherein in that the antenna arrangement comprises a first antenna configured for transmitting/receiving EM-radiation at a first frequency, the first antenna comprising a first electrically conducting segment extending in a first direction, a second antenna configured for transmitting/receiving EM-radiation at the first frequency, the second antenna comprising a second electrically conducting segment extending in a second direction, the second direction being different from the first direction, a first feed coupling the first antenna to the wireless communication unit, and a second feed coupling the second antenna to the wireless communication unit.