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Mechanism of vibration type microphone

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Body contact wave transfer
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Medical device with communication, measurement and data...

Electrical audio signal processing systems and devices – Stethoscopes – electrical
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Medical device with communication, measurement and data...

Electrical audio signal processing systems and devices – Stethoscopes – electrical
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Medicine administration method

Electrical audio signal processing systems and devices – Miscellaneous
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Medicine administration method

Electrical audio signal processing systems and devices – Miscellaneous
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Membrane constituting the circumferential surface of a hearing a

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Patent

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Membrane support system

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
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Membrane support system

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
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MEMS based acoustic array

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker – With piezoelectric microphone
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MEMS directional sensor system

Electrical audio signal processing systems and devices – Directive circuits for microphones
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MEMS microphone package with RF insensitive MEMS microphone...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Housed microphone
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Message card type of language practising set for children

Electrical audio signal processing systems and devices – Monitoring/measuring of audio devices – Loudspeaker operation
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Metal base design for a speaker

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
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Method and a circuit for decoding four channel signals which are

Electrical audio signal processing systems and devices – Binaural and stereophonic – Quadrasonic
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Method and a system for processing a virtual acoustic...

Electrical audio signal processing systems and devices – Binaural and stereophonic – Stereo speaker arrangement
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Method and a system to adjust the acoustical performance of...

Electrical audio signal processing systems and devices – Having non-electrical feature – And loudspeaker
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Method and acoustic system for generating stereo signals for...

Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid
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Method and adapting a hearing aid, and hearing aid with a...

Electrical audio signal processing systems and devices – Monitoring/measuring of audio devices – Testing of hearing aids
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Method and an apparatus for decoding an audio signal

Electrical audio signal processing systems and devices – Binaural and stereophonic – Quadrasonic
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Method and an apparatus for decoding an audio signal

Electrical audio signal processing systems and devices – Binaural and stereophonic – Quadrasonic
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