Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Patent
1998-02-03
2000-11-14
Kuntz, Curtis A.
Electrical audio signal processing systems and devices
Hearing aids, electrical
Specified casing or housing
381 231, 381328, 381315, 381322, 381381, 4551512, H04R 2500
Patent
active
061480878
ABSTRACT:
For binaural hearing, a hearing aid worn at the head has two hearing apparatuses respectively allocated to the ears, with at least one of the hearing apparatuses having a transmitter and the other hearing apparatus having a receiver for an optical signal transmission from the transmitting hearing apparatus to the receiving hearing apparatus.
REFERENCES:
patent: 3787643 (1974-01-01), Nielsen
patent: 3883701 (1975-05-01), Delorenzo
patent: 4633498 (1986-12-01), Warnke et al.
patent: 4773095 (1988-09-01), Zwicker et al.
patent: 5717771 (1998-02-01), Sauer et al.
patent: 5812680 (1998-09-01), Glendon
Kuntz Curtis A.
Ni Suhan
Siemens Augiologische Technik GmbH
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