Discriminating device for automatically discriminating between r

Details Discriminating device for automatically discriminating between r Discriminating device for automatically discriminating between r

1994-09-12

1996-06-04

Chin, Tommy P.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358342, 358330, 358310, 360 331, 360 27, H04N 576

Patent

active

055238556

ABSTRACT:
A mode discriminating device which discriminates whether a normal mode or a high-band mode is used to reproduce a recorded video signal. If the reproduction level is too low and/or the noise level is too high, a mute signal is used in determining the discriminating signal so that an erroneous detection thereof is not carried out.

REFERENCES:
patent: 4430675 (1984-02-01), Fujime
patent: 4686585 (1987-11-01), Sato
patent: 4698702 (1987-10-01), Miyake
patent: 4786986 (1988-11-01), Yamanushi et al.
patent: 4991027 (1991-02-01), Enoki
European Search Report #8920684.1.
French Search Report FA 8911987-8-8-28-91.

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