Facsimile and static presentation processing – Facsimile – Recording apparatus
Patent
1986-03-21
1987-11-03
McElheny, Jr., Donald
Facsimile and static presentation processing
Facsimile
Recording apparatus
358320, H04N 983
Patent
active
047046392
ABSTRACT:
A video signal reproduction apparatus for reproducing a composite color video signal from a recording medium. A signal reproduced from the recording medium is divided into a frequency-modulated (FM) signal and a low-band-converted signal by filters. The FM signal is demodulated by a demodulater into a luminance signal. A first conversion circuit produces from the low-band-converted signal a chrominance signal without a phase jitter component. A second conversion circuit produces from the low-band-converted signal a high-band component of luminance signal with a same phase jitter component as that of the luminance signal obtained from the demodulator. The luminance signal from the demodulator, the high-band component of luminance signal and the chrominance signal are mixed to obtain the composite color video signal.
REFERENCES:
patent: 4100567 (1978-07-01), Yoshinaka
patent: 4326216 (1982-04-01), Jensen
patent: 4490749 (1984-12-01), Hirota
patent: 4490750 (1984-12-01), Yoshinaka
patent: 4590510 (1986-05-01), Jensen et al.
Kobayashi Masa-aki
Shimotashiro Masafumi
Yamanishi Kazuhiro
Matsushita Electric - Industrial Co., Ltd.
McElheny Jr. Donald
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