Video switcher/effects generator

Details Video switcher/effects generator Video switcher/effects generator

1985-11-15

1989-08-29

Chin, Tommy P.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358182, 358183, H04N 5262, H04N 5275

Patent

active

048622729

ABSTRACT:
A video effects generator consists of two major components: an electronic video switch and a waveform generator. The switch can give either sharp or soft edges, fade in or out or fade bewteen the two inputs. This switch is driven by a waveform generator to provide switching at a line rate, field rate or both. Effects result when two video sources are alternately selected within the time of one field.

REFERENCES:
patent: 4356511 (1982-10-01), Tsujimura

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