Addressing process and device for a bistable liquid crystal screen
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United States of America Patent
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Feb 6, 2007
Grant Date -
Aug 7, 2003
app pub date -
Jan 27, 2003
filing date -
Feb 6, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention concerns a process for addressing a bistable liquid crystal material screen, characterized in that it comprises at least the step consisting of applying, to the screen column electrodes, an electrical signal whose characteristics are adapted to reduce the mean quadratic voltage of the parasite pixel pulses, in order to reduce the parasitic addressing optical effects.
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