Broadcasting system discriminating television receiver for diffe

Details Broadcasting system discriminating television receiver for diffe Broadcasting system discriminating television receiver for diffe

1997-11-12

1998-06-30

Burgess, Glenton B.

Television

Receiver circuitry

Demodulator

348731, 348735, 348554, 379216, 379321, 379344, 455142, H04N 100

Patent

active

057741956

ABSTRACT:
A broadcasting system discriminating television receiver including a circuit for evaluating the output of an FM demodulator, a circuit for evaluating the output of an I/Q wave detector, and a controller for controlling a switch based on the results of each evaluation. The switch is used primarily to determine whether the output of the receiver is analog or digital.

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patent: 5361099 (1994-11-01), Kim
patent: 5418815 (1995-05-01), Ishikawa et al.
patent: 5475442 (1995-12-01), Matsushita et al.
patent: 5532762 (1996-07-01), Sakai et al.

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