Method of testing color television systems

Details Method of testing color television systems Method of testing color television systems

1975-06-30

1976-07-27

Griffin, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

H04N 962

Patent

active

039720659

ABSTRACT:
A method of testing both digital and analog color television systems is disclosed. The method includes the generation of a unique test signal enables the measurement of differential-phase and differential-gain at continuously variable average pictures levels (APL) anywhere between ten per cent and ninety per cent. Because of the particular test signal employed, the method of testing color television systems may be used with either full-frame or single-line (including vertical interval testing) format.

REFERENCES:
patent: 3534155 (1970-10-01), Rhodes
patent: 3730984 (1973-05-01), Smith
patent: 3820156 (1974-06-01), Schulz

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