Video/audio electronic device control signal source selection sw

Details Video/audio electronic device control signal source selection sw Video/audio electronic device control signal source selection sw

1994-03-28

1995-11-28

Groody, James J.

Television

Receiver circuitry

Remote control

348725, H04N 544

Patent

active

054712530

ABSTRACT:
A video/audio electronic device control signal source selection switch for allowing a user to select the source of signals for controlling the operation of an video/audio electronic device comprising a switch having three orientations for enabling a normal, local, and remote mode of operation; an input terminal adapted to receive both internal panel control and remote control signals; and an output terminal for transmitting selected remote and panel control signals, with the normal mode allowing the transmission of both selected remote and panel control signals, whereby permitting the user to control the operation of the electronic device using both the remote control and the panel controls, the local mode allowing transmission of only selected panel control signals, whereby permitting the user to control the operation of the electronic device with only the panel controls, and the remote mode allowing the transmission of only selected remote control signals, whereby permitting the user to control the operation of the electronic device with only the remote control; and a transmission mechanism for delivering internal remote and panel control signals from the electronic device to the switch and supplying selected remote and panel control signals from the switch back to the video/audio electronic device for controlling its operation.

REFERENCES:
patent: 4633514 (1986-12-01), Fimoff et al.
patent: 4837627 (1989-06-01), Mengel
patent: 5097260 (1992-03-01), Ahn
patent: 5231310 (1993-07-01), Oh

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