Abstract: The present disclosure relates to a wirelessly rechargeable hearing device having inductive charging circuitry comprising a receiver coil, which has a plurality of receiver coil windings surrounding a winding-free area. The hearing device further comprises a magnetic component configured to magnetically engage with another magnetic component comprised outside the hearing device and the magnetic component is further arranged within a volume that extends perpendicularly from the winding-free area. Further, the disclosure relates to a charger for the wirelessly rechargeable hearing device, where the charger comprises a magnetic component arranged within a volume that extends perpendicularly from a winding-free area defined by transmitter coil windings. Lastly, a system comprising the wirelessly rechargeable hearing device and the charger is disclosed.

Abstract: A hearing device includes: a carrier board; a multi-chip assembly including a magnetic induction control chip and a signal processor; a magnetic induction coil at the carrier board; a hearing device housing having a first end and a second end, the second end being opposite from the first end; and a battery, wherein the battery is provided closer to the second end of the hearing device housing than to the first end of the hearing device housing; wherein the multi-chip assembly and the magnetic induction coil are accommodated in the hearing device housing, and are between the battery and the first end of the hearing device housing.

Abstract: The disclosure relates to a hearing device comprising a magnetic induction coil, a magnetic induction control unit interconnected with the magnetic induction coil. The magnetic induction control unit and the magnetic induction coil being configured for wireless communication. The hearing device comprises a behind-the-ear housing module, the behind-the-ear housing module comprising a signal processor for processing received audio signals into a signal modified to compensate for a user's hearing impairment, a connecting module configured for providing the modified signal to an ear of the user, a coupling module interconnecting the behind-the-ear housing module and the connecting module. The magnetic induction control unit is provided in the behind-the-ear housing module, and the magnetic induction coil is provided in the coupling module.

Abstract: A hearing device includes: a multi-chip assembly including a plurality of integrated circuit chips, the plurality of integrated circuit chips including one or a combination of a wireless communication chip, a power management chip, and a signal processing chip; wherein the multi-chip assembly comprises: a first layer having a surface, a spacer layer being configured to accommodate one or more of the plurality of integrated circuit chips as one or more embedded chips, and a ground layer below the first layer and the spacer layer, and a first shielding layer between the spacer layer and the first layer.

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

Abstract: A hearing device includes: one or more microphones configured to generate one or more microphone output signals based on a received audio signal; a signal processor coupled to the one or more microphones; a wireless communication unit; a magnetic induction control chip; and a magnetic induction coil; wherein the magnetic induction control chip is coupled to a first end of a first conductive element and to a first end of a second conductive element; and wherein the wireless communication unit is coupled to the first end of the first conductive element and to the first end of the second conductive element, and wherein a second end of the first conductive element and a second end of the second conductive element are coupled via the magnetic induction coil.

Abstract: A hearing device includes: a multi-chip assembly including a plurality of integrated circuit chips, the plurality of integrated circuit chips including one or a combination of a wireless communication chip, a power management chip, and a signal processing chip; wherein the multi-chip assembly comprises: a first layer having a surface, a spacer layer being configured to accommodate one or more of the plurality of integrated circuit chips as one or more embedded chips, and a ground layer below the first layer and the spacer layer, and a first shielding layer between the spacer layer and the first layer.

Abstract: A hearing device includes: a carrier board; a multi-chip assembly including a magnetic induction control chip and a signal processor; a magnetic induction coil at the carrier board; a hearing device housing having a first end and a second end, the second end being opposite from the first end; and a battery, wherein the battery is provided closer to the second end of the hearing device housing than to the first end of the hearing device housing; wherein the multi-chip assembly and the magnetic induction coil are accommodated in the hearing device housing, and are between the battery and the first end of the hearing device housing.

Abstract: A hearing device includes: a multi-chip assembly including a plurality of integrated circuit chips, the plurality of integrated circuit chips including one or a combination of a wireless communication chip, a power management chip, and a signal processing chip; wherein the multi-chip assembly comprises: a first layer having a surface, a spacer layer being configured to accommodate one or more of the plurality of integrated circuit chips as one or more embedded chips, and a ground layer below the first layer and the spacer layer, and a first shielding layer between the spacer layer and the first layer.

Abstract: A hearing device includes: a carrier board; a multi-chip assembly including a magnetic induction control chip and a signal processor; a magnetic induction coil at the carrier board; a hearing device housing having a first end and a second end, the second end being opposite from the first end; and a battery, wherein the battery is provided closer to the second end of the hearing device housing than to the first end of the hearing device housing; wherein the multi-chip assembly and the magnetic induction coil are accommodated in the hearing device housing, and are between the battery and the first end of the hearing device housing.

Abstract: A hearing device includes: a carrier board; a multi-chip assembly including a magnetic induction control chip and a signal processor; a magnetic induction coil at the carrier board; a hearing device housing having a first end and a second end, the second end being opposite from the first end; and a battery, wherein the battery is provided closer to the second end of the hearing device housing than to the first end of the hearing device housing; wherein the multi-chip assembly and the magnetic induction coil are accommodated in the hearing device housing, and are between the battery and the first end of the hearing device housing.

Abstract: A hearing device includes: a multi-chip assembly including a plurality of integrated circuit chips, the plurality of integrated circuit chips including one or a combination of a wireless communication chip, a power management chip, and a signal processing chip; wherein the multi-chip assembly comprises: a first layer having a surface, a spacer layer being configured to accommodate one or more of the plurality of integrated circuit chips as one or more embedded chips, and a ground layer below the first layer and the spacer layer, and a first shielding layer between the spacer layer and the first layer.

Abstract: A hearing device includes: one or more microphones configured to generate one or more microphone output signals based on a received audio signal; a signal processor coupled to the one or more microphones; a wireless communication unit; a magnetic induction control chip; and a magnetic induction coil; wherein the magnetic induction control chip is coupled to a first end of a first conductive element and to a first end of a second conductive element; and wherein the wireless communication unit is coupled to the first end of the first conductive element and to the first end of the second conductive element, and wherein a second end of the first conductive element and a second end of the second conductive element are coupled via the magnetic induction coil.

Abstract: An antenna device includes a first antenna configured to operate within a first frequency band, a second antenna configured to operate within a second frequency band, wherein the second antenna is separated from the first antenna by a distance, and at least one parasitic antenna element, wherein the at least one parasitic element is substantially orthogonal to the first antenna, to the second antenna, or to both the first and second antennas, so as to substantially isolate between the first antenna and the second antenna.

Abstract: An antenna device configured to be used at or in proximity to a user, the antenna device includes: an antenna structure having a conducting element, the conducting element extending over a length of between 1/16 of a wavelength and a full wavelength in a direction substantially orthogonal to a surface of the user, when the antenna device is provided in an intended operational position. A device includes: a housing having an operational position with respect to a user of the device; and an antenna structure coupled to the housing and having a conducting element, wherein the antenna structure is configured to emit an electromagnetic field so that the electromagnetic field propagates in a direction having a major directional vector that corresponds with a surface of a user using the device when the housing is at the operative position.

Abstract: A hearing aid includes a hearing aid assembly having an antenna for emission of an electromagnetic field, a transceiver for wireless data communication, the transceiver interconnected with the antenna, and a housing for accommodation of the antenna, wherein the antenna comprises a first section having a length between at least one sixteenth wavelength and a full wavelength of the electromagnetic field, the antenna being positioned so that current flows in the first section in a direction that corresponds with an ear-to-ear axis of a user when the housing is worn in its operational position by the user, whereby the electromagnetic field emitted by the antenna propagates along a surface of a head of the user with its electrical field substantially orthogonal to the surface of the head of the user.

Abstract: A method of matching a hearing aid antenna in a binaural hearing aid in accordance with a detected signal strength of a received communication signal, the binaural hearing aid having a first hearing aid to be positioned at one ear of a user and a second hearing aid to be positioned at another ear of the user, the method includes: receiving a communication signal by a wireless communication unit in the first hearing aid; detecting a signal strength of the received communications signal; and controlling a matching mechanism positioned in the first hearing aid and/or the second hearing aid to improve antenna reception and/or antenna transmission according to the detected signal strength.

Abstract: A hearing aid includes: a hearing aid housing; a microphone coupled to the hearing aid housing for reception of sound and conversion of the received sound into a corresponding first audio signal; a signal processor in the hearing aid housing for processing the first audio signal into a second audio signal compensating a hearing loss of a user of the hearing aid; a wireless communication unit connected to the signal processor for wireless data communication; and an attachment member connectable to the hearing aid housing; wherein the wireless communication unit is coupled with an antenna having a first pole element and a second pole element for emission and reception of an electromagnetic field; and wherein at least a part of the first pole element extends in the attachment member, and the second pole element extends in the hearing aid housing.

Abstract: A method of matching a hearing aid antenna in a binaural hearing aid in accordance with a detected signal strength of a received communication signal, the binaural hearing aid having a first hearing aid to be positioned at one ear of a user and a second hearing aid to be positioned at another ear of the user, the method includes: receiving a communication signal by a wireless communication unit in the first hearing aid; detecting a signal strength of the received communications signal; and controlling a matching mechanism positioned in the first hearing aid and/or the second hearing aid to improve antenna reception and/or antenna transmission according to the detected signal strength.

Abstract: An antenna device configured to be used at or in proximity to a user, the antenna device includes: an antenna structure having a conducting element, the conducting element extending over a length of between 1/16 of a wavelength and a full wavelength in a direction substantially orthogonal to a surface of the user, when the antenna device is provided in an intended operational position. A device includes: a housing having an operational position with respect to a user of the device; and an antenna structure coupled to the housing and having a conducting element, wherein the antenna structure is configured to emit an electromagnetic field so that the electromagnetic field propagates in a direction having a major directional vector that corresponds with a surface of a user using the device when the housing is at the operative position.