Apparatus and method for the measurement of tuning delay between

Details Apparatus and method for the measurement of tuning delay between Apparatus and method for the measurement of tuning delay between

1991-05-16

1993-09-07

Kostak, Victor R.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358148, H04N 504

Patent

active

052434249

ABSTRACT:
A system for the measurement of delay between a video signal and an audio signal includes a tone-burst generator circuit (9) which marks an audio signal (3). The mark is then used as a reference which is detected at both signals' destination (15) and the timing delay between the signals is displayed (19) and may be corrected (17, 18).

REFERENCES:
patent: 3835253 (1974-09-01), Bond
patent: 4703355 (1987-10-01), Cooper
patent: 4851909 (1989-07-01), Noske et al.
patent: 4963967 (1990-10-01), Orland et al.

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