A hearing aid, comprising a microphone configured to produce a microphone output signal representing sounds transduced by the microphone; an earphone speaker configured to convert an equalized output electrical signal into acoustic waves; a Bluetooth wireless transceiver; and an automated processor configured to spot a plurality of different keywords; and selectively control a Bluetooth communication partner dependent on the spotted keyword.

A bone conduction apparatus according to the present invention includes: a decoding unit decoding audio data; a digital-to-analog converter converting the decoded audio data to an analog signal, and outputting an analog audio signal; a bone conduction unit converting the analog audio signal to a bone conduction signal, and outputting the bone conduction signal; a metal electrode placed at an outside of a housing in which the bone conduction unit is provided; a frequency generator generating a transcutaneous electrical nerve stimulation (TENS) signal; and a TENS signal amplification unit amplifying the TENS signal, and applying the resulting signal to the metal electrode.

Provided is a bone conduction hearing aid device, including: a housing, a piezoelectric vibration assembly and a vibration transmission element, the piezoelectric vibration assembly and the vibration transmission element are both arranged in the housing, a first end of the vibration transmission element is connected with the piezoelectric vibration assembly, a second end of the vibration transmission element is connected with the housing, and the housing includes a vibration output portion that outputs vibration through contact.

An external component of a bone conduction device, including a vibrator and a platform configured to transfer vibrations from the vibrator to skin of the recipient, wherein the vibrator and platform are configured to quick connect and quick disconnect to and from, respectively, one another.

A device includes an electromagnetic radiation delivery system such as a laser of light emitting diode infrared emitter configured for delivery of electromagnetic radiation within a sealed canal such as an ear canal, a fiber optic cable configured for delivering or capturing the electromagnetic radiation within the sealed canal, and a photo detector coupled to the fiber optic cable forming a portion of a voice communication system. Other embodiments are disclosed.

The present disclosure relates to a bone conduction speaker and its compound vibration device. The compound vibration device comprises a vibration conductive plate and a vibration board, the vibration conductive plate is set to be the first torus, where at least two first rods inside it converge to its center; the vibration board is set as the second torus, where at least two second rods inside it converge to its center. The vibration conductive plate is fixed with the vibration board; the first torus is fixed on a magnetic system, and the second torus comprises a fixed voice coil, which is driven by the magnetic system. The bone conduction speaker in the present disclosure and its compound vibration device adopt the fixed vibration conductive plate and vibration board, making the technique simpler with a lower cost; because the two adjustable parts in the compound vibration device can adjust both low frequency and high frequency area, the frequency response obtained is flatter and the sound is broader.

The present invention relates to a bone conduction speaker and its compound vibration device. The compound vibration device comprises a vibration conductive plate and a vibration board, the vibration conductive plate is set to be the first torus, where at least two first rods inside it converge to its center; the vibration board is set as the second torus, where at least two second rods inside it converge to its center. The vibration conductive plate is fixed with the vibration board; the first torus is fixed on a magnetic system, and the second torus comprises a fixed voice coil, which is driven by the magnetic system. The bone conduction speaker in the present invention and its compound vibration device adopt the fixed vibration conductive plate and vibration board, making the technique simpler with a lower cost; because the two adjustable parts in the compound vibration device can adjust both low frequency and high frequency area, the frequency response obtained is flatter and the sound is broader.

The present disclosure provides a bone-conduction sensor assembly. The bone-conduction sensor assembly includes a housing, a printed circuit board assembly forming a first receiving cavity together with the housing, a diaphragm accommodated in the first receiving cavity, a MEMS die and an ASIC chip mounted on the printed circuit board assembly. The MEMS die electrically connects to the ASIC chip through a bonding wire. A first weight is located on a surface of the diaphragm facing to the printed circuit board assembly. A position of the first weight has an avoiding portion corresponding to the bonding wire.

An improved microactuator for use in a contact hearing aid, wherein the microactuator includes a one-piece membrane. The one piece membrane being adapted to prevent moisture from entering the microactuator through the microactuator reed opening when the contact hearing aid microactuator is placed in the ear canal of a patient.

A device, including an implantable electronic circuit integrated at least one of in or on a substrate, wherein the device includes a hermetic enclosure having a space therein, wherein the substrate forms at least a portion of the hermetic enclosure.