Separating filter

Details Separating filter Separating filter

H - Electricity

04

N

350/72

H04N 9/12 (2006.01) H04N 9/78 (2006.01)

Patent

CA 1187599

ABSTRACT OF THE DISCLOSURE A separating filter is disclosed, which includes a band pass filter supplied with a composite color video signal, having a resonance frequency of a chrominance sub -carrier frequency, first circuit supplied with the output of the band pass filter, for generating first and second signals having the same phase but different time relation- ship, and second circuit for comparing levels of the first and second signals with a level of a reference signal and for producing one of both signals which has a level nearer to the reference level.

411614

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