Black and white monitoring system for use in a remote controller

Details Black and white monitoring system for use in a remote controller Black and white monitoring system for use in a remote controller

1989-07-31

1991-03-26

Groody, James J.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

455151, 455603, H04N 5445

Patent

active

050033964

ABSTRACT:
A black and white monitoring system apparatus for use in a remote controller having a light receiver, an analog multiplexer, a signal level controller, an analog switching member, A/D converters, latches, parallel/serial converters, a control signal generator, a first oscillator, an OR gate, and a light transmitter disposed in the television set. The remote controller has a remote control signal generator, a control signal light transmitter, a remote control signal separator, a vertical driving circuit, a horizontal driving circuit, a liquid crystal monitor, a control signal generator, and second oscillator. In this system, a broadcast television picture is reproduced on a liquid crystal monitor in black and white so that the television picture can be seen on the remote controller by freely selecting a channel.

REFERENCES:
patent: 4375651 (1983-03-01), Templin et al.
patent: 4654891 (1987-03-01), Smith
patent: 4764981 (1988-08-01), Miyahara
patent: 4825200 (1989-04-01), Evans et al.

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