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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Sykes; Frederick E.
Address:
Burlington, CA
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
7433481 Digital hearing aid system October 7, 2008
A digital hearing aid is provided that includes front and rear microphones, a sound processor, and a speaker. Embodiments of the digital hearing aid include an occlusion subsystem, and a directional processor and headroom expander. The front microphone receives a front microphone aco
6937738 Digital hearing aid system August 30, 2005
A digital hearing aid is provided that includes front and rear microphones, a sound processor, and a speaker. Embodiments of the digital hearing aid include an occlusion subsystem, and a directional processor and headroom expander. The front microphone receives a front microphone acousti
5832097 Multi-channel synchronous companding system November 3, 1998
A multi-channel synchronous compander for hearing aids, in which the input signal from an input transducer is directed through a 2:1 front compressor, then through a band splitting filter to divide it into a desired number of frequency bands, then through expander/compressors to prov










 
 
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