Bistable liquid crystal twist cell

Details Bistable liquid crystal twist cell Bistable liquid crystal twist cell

1983-10-12

1985-03-19

Corbin, John K.

350341, 350350R, G02F 113

Patent

active

045055483

ABSTRACT:
A bistable liquid crystal twist cell is disclosed. The cell has at least two states which are stable in the presence of a single given holding voltage. The states may be switched from one to the other by short-term variation in the magnitude of the applied voltage.

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P. G. de Gennes, The Physics of Liquid Crystals, (Clarendon Press, Oxford, 1974), pp. 127, 264-273.
Thurston, R. et al., "Mechanically Bistable Liquid Crystal Display Structures," IEEE Transactions on Electron Devices, vol. ED-27, No. 11, (Nov. 1980), pp. 2069-2080.
Cheng, J. et al., "Switching Characteristics and Threshold Properties of Electrically-Switched Nematic Liquid Crystal Bistable Configuration Devices," 1980 IEEE Biennial Display Research Conference, (Oct. 1980), pp. 180-182.
Lehman, O., "On Flowing Crystals," Zeitschrift fur Physikalische Chemie, pp. 462-472, (1889).

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