| 摘要 |
PROBLEM TO BE SOLVED: To efficiently perform time division multiplex demultiplexing of a vide luminance signal and a video chrominance signal. SOLUTION: This device is provided with a clock frequency dividing means 1, duty adjusting means 2 and 21, latches 3, 5, 7, 9, 11, 12, 17, 22, 25, 28, 31, 34, 37, 40 and 43, flip-flops 4, 6, 8, 10, 16, 23, 26, 29, 32, 35, 38, 41, and 44, a clock two multiplying means 13, a clock 1/4 frequency dividing means 20, a 1st four-input one-output switching means 14, a 2nd four-input one-output switching means 18, a 1st two-input one-output switching means 19, a 1st pulse generating means 15, delaying means 24, 27, 30, 33, 39 and 42, a counter 48, a 1st seven-input one-output switching means 45, a 2nd seven-input one output switching means 46, a remote control 51 and a memory 52.
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