Facsimile and static presentation processing – Static presentation processing – Attribute control
Patent
1982-11-05
1985-03-19
Murray, Richard
Facsimile and static presentation processing
Static presentation processing
Attribute control
H04N 9535
Patent
active
045062889
ABSTRACT:
The use of a return-to-zero (RZ) sample and hold circuit between the CCD delay line circuit and the low-pass filter of the analog signal translation system provides a steeper high-frequency roll-off of the output from the low-pass filter than does a non-return-to-zero (NRZ) sample and hold circuit, and, therefore, produces less attenuation of high-frequency components of analog signal, such as the color-carrier of an NTSC color television signal.
REFERENCES:
patent: 3474260 (1969-10-01), Frohbach
patent: 3737683 (1973-06-01), Sangster
patent: 3939364 (1976-02-01), Adam et al.
patent: 3999171 (1976-12-01), Parsons
patent: 4096516 (1978-06-01), Pritchard
patent: 4134029 (1979-01-01), Bright et al.
Haas George E.
Murray Richard
RCA Corporation
Seligsohn George J.
Tripoli Joseph S.
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