Electrical audio signal processing systems and devices – Hearing aids – electrical – Remote control – wireless – or alarm
Reexamination Certificate
2004-05-10
2009-08-25
Le, Huyen D (Department: 2614)
Electrical audio signal processing systems and devices
Hearing aids, electrical
Remote control, wireless, or alarm
C381S312000, C381S314000
Reexamination Certificate
active
07580535
ABSTRACT:
Binaural hearing devices are operated by establishing a communication link between the devices. The communication link is exclusively for transmitting non-audio signals between two devices.
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WO/99/43185, Publication Date: Aug. 26, 1999, A Binaural Digital Hearing Aid System.
Le Huyen D
Pearne & Gordon LLP
Phonak AG
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