Proximity controlled safety device for a video monitor

Details Proximity controlled safety device for a video monitor Proximity controlled safety device for a video monitor

1994-04-28

1996-05-28

Rogers, Scott A.

Television

Video display

Cathode-ray tube

348818, 348162, H04N 565

Patent

active

055216528

ABSTRACT:
A proximity controlled safety device for a video monitor that prevents accidental over exposure to electromagnetic radiation and optical brightness. A proximity sensor detects the presence of a person near the video monitor. A control device determines how close the person is to the video monitor and either disrupts the video signal being received by the video monitor or disrupts the power running the video monitor depending upon how close the person is standing to the video monitor.

REFERENCES:
patent: 4240152 (1980-12-01), Duncan et al.
patent: 4417278 (1983-11-01), Hensleigh et al.
patent: 4716469 (1987-12-01), Kim et al.
patent: 4831448 (1989-05-01), Park
patent: 4835614 (1989-05-01), Ryu

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