Optical waveguides – Miscellaneous
Reexamination Certificate
2005-06-14
2005-06-14
Chowdhury, Tarifur R. (Department: 2871)
Optical waveguides
Miscellaneous
C385S901000
Reexamination Certificate
active
06907183
ABSTRACT:
This invention provides a display device and a display method in which a light source irradiates a light transmitting member with light, the light transmitting member outputs a light component having directivity as display light, and the behavior of this light at the interface between a light transmitting material and the light transmitting member is switched between total reflection and transmission by changing the contact state between them, thereby changing the intensity of the display light.
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patent: 5771321 (1998-06-01), Stern
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patent: 6470115 (2002-10-01), Yonekubo
patent: 2-106791 (1990-04-01), None
patent: 11-72721 (1999-03-01), None
patent: 11-073142 (1999-03-01), None
H. Yuan, et al., “Demonstration of a Waveguide-Based LCD,” SID 99 Digest, 1999, pp. 714-717.
Akkapeddi Prasad
Chowdhury Tarifur R.
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