H - Electricity – 04 – N
Patent
H - Electricity
04
N
350/38, 352/18.3
H04N 5/76 (2006.01) H04N 9/70 (2006.01) H04N 9/793 (2006.01)
Patent
CA 1087728
ABSTRACT OF THE DISCLOSURE A chrominance signal trapping circuit is provided in a video signal monitoring line of a color video signal recording apparatus. An operation of the trapping circuit is ganged with an operation of a color killer circuit of the recording apparatus. The trapping circuit prevents a chrominance component of an input video signal from being supplied to a monitor connected to the recording appa- ratus when the recording apparatus is operating in a monochrome mode, whereby an operating mode of the monitor is made to a monochrome mode forcedly and an operating mode of the monitor can be coincident with an operating mode of the recording apparatus automatically.
249939
Narahara Hisaaki
Tsuchiya Takao
Gowling Lafleur Henderson Llp
Sony Corporation
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