Hand-held transmissive LCD having a separation between touch scr

Details Hand-held transmissive LCD having a separation between touch scr Hand-held transmissive LCD having a separation between touch scr

1996-12-17

2000-07-11

Sikes, William L.

Liquid crystal cells, elements and systems

Liquid crystal system

Liquid crystal writing tablet

345173, G02F 1133, G09G 500

Patent

active

060880686

ABSTRACT:
Display apparatus, particularly for hand-held equipment, comprising a display means adjustable to vary the transmission of light therethrough and a light source for transmitting light through the display means. A translucent or opaque screen may be provided for receiving light transmitted through the display means. The light transmitted through the display means may be projected to a surface remote from the display apparatus.

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patent: 5729219 (1998-03-01), Armstrong et al.
patent: 5805416 (1998-09-01), Friend et al.

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