Liquid crystal display device
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United States of America Patent
Stats
-
May 17, 1994
Issued Date -
N/A
app pub date -
Jun 19, 1992
filing date -
Jun 6, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid crystal display device for receiving a video signal and displaying an image corresponding thereto having a liquid crystal display for displaying an image corresponding to a received video signal on a liquid crystal display, and a back light provided for irradiating light thereto. A switch is used for turning ON and OFF the back light. The back light is automatically turned OFF when a predetermined period of time passes in which the video signal, carrying image data in a predetermined condition, is not received.
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Family
International Classification(s)
Cited Art Landscape
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