Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid
Patent
1987-09-30
1989-03-28
Isen, Forester W.
Electrical audio signal processing systems and devices
Binaural and stereophonic
Hearing aid
381111, 381190, H04R 502
Patent
active
048171522
ABSTRACT:
A stereo system produces stereo-phonic sound using a single piezo-electric film speaker. The arched film diaphragm of the speaker has one portion coupled to vibrate in response to a left stereo signal received by a first set of piezo-electric transducers and another portion coupled to vibrate in response to a right stereo signal received by a second set of piezo-electric transducers.
REFERENCES:
patent: 4515997 (1985-05-01), Stinger, Jr.
Isen Forester W.
Meller Michael N.
Samsung Electro-Mechanics Co. Ltd.
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