Multi-system television receiver

Details Multi-system television receiver Multi-system television receiver

1985-05-16

1987-08-18

Masinick, Michael A.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 23, 358 38, H04N 546

Patent

active

046880828

ABSTRACT:
A multi-system television receiver capable of receiving television signals of PAL system, NTSC system and SECAM system with a plurality of different subcarrier wave frequencies, includes a frequency detecting circuit for detecting the frequency of a subcarrier wave of the television signal and producing frequency data representing the detected frequency, a system detecting circuit for detecting the system of the television signal and producing system data representing the detected system, a channel change detecting circuit for detecting a channel change, a holding circuit for holding the frequency data and the system data upon changing of the channel detected by the detecting circuit, and television circuits which are set in a condition in compliance with the broadcast system of the received television signal as determined by the frequency data and the system data.

REFERENCES:
patent: 3795762 (1974-03-01), Willis
patent: 4253116 (1981-02-01), Rodgers, III
patent: 4309719 (1982-01-01), Hinn
patent: 4414563 (1983-11-01), Juhnke

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