Circuit for detecting ghosts in TV antenna systems

Details Circuit for detecting ghosts in TV antenna systems Circuit for detecting ghosts in TV antenna systems

1977-03-25

1978-06-20

Murray, Richard

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358139, 358160, 358905, H04N 521, H04N 702

Patent

active

040965295

ABSTRACT:
The presence of ghosts or other similar interference in a television signal is detected and indicated by comparing the peak voltage levels of the horizontal blanking pulses on opposite sides of the horizontal synchronizing pulses in the television signal.

REFERENCES:
patent: 3763314 (1973-10-01), Murakami

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