US PATENT SUBCLASS 349 / 27
.~.~.~ With silicon photoconductive layer

Current as of: June, 1999
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349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

19  DF  PARTICULAR EXCITATION OF LIQUID CRYSTAL {6}
24  DF  .~ Optical excitation {1}
25  DF  .~.~ With photoconductive layer (e.g., spatial light modulator(SLMs)) {4}
27.~.~.~ With silicon photoconductive layer {1}
28  DF  .~.~.~.~> With silicon photodiode, N-I-N photoconductor structure, or P-I-P photoconductor structure

DEFINITION

Classification: 349/27

With silicon photoconductive layer:

(under subclass 25) Subject matter wherein the photoconductive layer is formed of silicon.