H - Electricity – 04 – N
Patent
H - Electricity
04
N
H04N 5/46 (2006.01) H04N 11/00 (2006.01) H04N 5/44 (2006.01)
Patent
CA 2256020
A circuit for discriminating between received signals and a method therefor are provided. The circuit including a detector for detecting a peak signal based on a correlation degree between a received signal and a reference signal and a generator for generating a discrimination signal showing that the received signal is a high definition signal if the peak signal is detected in a predetermined period and showing that the received signal is a signal of an analog broadcasting method if the peak signal is not detected in the predetermined period, can prevent the mis-operation of a receiver by automatically determining whether the received signal according to a channel selection is a high definition digital signal or an analog broadcast signal.
Ridout & Maybee Llp
Samsung Electronics Co. Ltd.
LandOfFree
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