Keyboard controlled television receiver

Details Keyboard controlled television receiver Keyboard controlled television receiver

1984-11-05

1986-12-30

Groody, James J.

Telecommunications

Receiver or analog modulated signal frequency converter

Signal selection based on frequency

455352, 455603, 3581941, 340696, H04B 116, H04B 900

Patent

active

046335145

ABSTRACT:
A microprocessor controlled television receiver includes a decoder input for receiving coded data streams for controlling functions of the television receiver from a remote and a local keyboard. Microprocessor based arbitration means scan the keys of the local keyboard and control operation of a gate for selectively coupling the data streams from the remote keyboard and the local keyboard to the decoder of the television microprocessor. The arbitration means assures noninterference between the respective data streams.

REFERENCES:
patent: 3899760 (1975-08-01), Funston
patent: 3903472 (1975-09-01), Wahl
patent: 4405923 (1983-09-01), Matsuoka et al.
patent: 4426662 (1984-01-01), Skerlos et al.
patent: 4499464 (1985-02-01), Knox et al.

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