Signal generator

Facsimile and static presentation processing – Static presentation processing – Attribute control

Patent

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Details

358139, H04N 962, H04N 702

Patent

active

042688515

ABSTRACT:
A television test line signal generator comprising a read-only memory which is read under the control of a clocked counting circuit, memory outputs being connected via a clocked buffer store to a digital-to-analogue converter, which is followed by a signal filter. The information in the read-only memory is programmed versus signal distortions following thereafter.

REFERENCES:
patent: 4089026 (1978-05-01), Wilhelm et al.
Lang et al., "Testing Color Reproduction by Means of a Programmable Color Bar Generator", SMPTE Journal, vol. 87, Sep. 1978, pp. 579-582.
Naitoh et al., "Digital VIT Signal Generator", J. Inst. TV Engrs. of Japan, vol. 30, No. 2 (1976), pp. 114-120.

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