Hearing aid with a radio frequency receiver

Details Hearing aid with a radio frequency receiver Hearing aid with a radio frequency receiver

2005-12-13

2005-12-13

Le, Huyen (Department: 2646)

Electrical audio signal processing systems and devices

Hearing aids, electrical

Remote control, wireless, or alarm

C381S314000, C381S322000, C381S323000

Reexamination Certificate

active

06975739

ABSTRACT:
A hearing aid includes a signal path having an input transducer, a processor and an output transducer, the hearing aid further including a radio frequency receiver, where the receiver includes a single crystal oscillator providing a single oscillator frequency and where means are provided for generating a further number of receiving frequencies by transforming the oscillator frequency to the desired receiving frequencies. The hearing aid and the RF receiver may be separate or integrated. The invention further relates to a separate element comprising a RF receiver, the separate element being adapted for mounting on a hearing aid.

REFERENCES:
patent: 4088959 (1978-05-01), Sumi
patent: 4538136 (1985-08-01), Drabing
patent: 5721783 (1998-02-01), Anderson
patent: 5751820 (1998-05-01), Taenzer
patent: 5802183 (1998-09-01), Scheller et al.
patent: 6240194 (2001-05-01), De Koning
patent: 6863330 (1996-02-01), None
patent: 0578020 (1994-01-01), None
patent: 8404637 (1984-11-01), None

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