Video signal converting system having quantization noise reducti

Details Video signal converting system having quantization noise reducti Video signal converting system having quantization noise reducti

1976-06-21

1978-06-13

Martin, John C.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

360 36, 358133, H04N 704, H04N 578

Patent

active

040952592

ABSTRACT:
In a system in which a video signal is converted into a digitized signal, clamp levels thereof at every horizontal synchronizing interval are randomly shifted before conversion, whereby quantization noise signals can be scattered on a displayed image by reclamping after a reconversion of the signal.

REFERENCES:
patent: 2625604 (1953-01-01), Edson
patent: 3244808 (1966-04-01), Roberts
patent: 3476875 (1969-11-01), Davis
patent: 3562420 (1971-02-01), Thompson
patent: 3699446 (1972-10-01), Sainte-Beuve
patent: 3739082 (1973-06-01), Lipple
patent: 3860952 (1975-01-01), Tallent et al.
patent: 3949170 (1976-04-01), Shionoya
patent: 3999129 (1976-12-01), Kasson

Affiliated with

Also associated with

Rating

Video signal converting system having quantization noise reducti does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Video signal converting system having quantization noise reducti, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Video signal converting system having quantization noise reducti will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-12945