Field sensitive optical displays with electrodes with high and low impedance portions
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United States of America Patent
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Feb 10, 1987
Issued Date -
N/A
app pub date -
Jun 25, 1984
filing date -
Jul 3, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed are field sensitive optical displays, and arrangements and methods for inducing fields in the displays and for scanning the displays. In the disclosed embodiments, liquid crystal, optoceramic and electroluminscent materials are utilized. Methods and arrangements for improving the response time of twisted nematic liquid crystal material and for generating color displays are also disclosed. Methods and arrangements are also disclosed for superimposing varying and a dc fields in field sensitive material. Various display patterns such as a movable dot, intersecting lines and a pivoting line can be obtained.
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