Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium
Patent
1996-07-12
1999-01-05
Chevalier, Robert
Motion video signal processing for recording or reproducing
Local trick play processing
With randomly accessible medium
386101, H04N 1102, H04N 591
Patent
active
058570560
ABSTRACT:
In a recording and reproducing apparatus, a digital luminance signal and digital color difference signals generated from an input video signal. A digital audio signal is generated from an input audio signal. The digital luminance signal, the digital color difference signals, and the digital audio signal are time-base-compressed into a compression-resultant luminance signal, compression-resultant color difference signals, and a compression-resultant audio signal, respectively. The compression-resultant luminance signal, the compression-resultant color difference signals, and the compression-resultant audio signal are multiplexed into a multiplexing-resultant signal on a time-division-multiplexing basis. The multiplexing-resultant signal is recorded on a recording medium. The multiplexing-resultant signal is reproduced from the recording medium. The original digital luminance signal, the original digital color difference signals, and the original digital audio signal are recovered from the reproduced multiplexing-resultant signal.
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NHK Laboratories Note, No. 423, 1 Mar. 1994, pp. 1-17, XP000451479 Koji Kamijo et al: "An Experimental Compact Hi-Vision VCR Using Metal Evaporated Tape".
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Iwami Sousuke
Nishiyama Hiroshi
Chevalier Robert
Victor Company of Japan Ltd.
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