User input device for a computer system

作者: David S. Graham , Daniel A. Francis

DOI:

关键词: Light detectorUser inputComputer scienceComputer hardwareLight sourceGrid

摘要: A user input device for an electronic is disclosed. The provides positional information using a grid of light. light produced from source and waveguides. also received processed waveguides detector. Optionally, optics may be used to enhance the operation device. particularly suited use as computer system or like.

参考文章(13)
Alex M. Purcell, Optical tablet construction ,(1989)
Roger W. Doering, Infrared touch panel ,(1988)
David Fryberger, Ralph G Johnson, Touch actuable data input panel assembly ,(1970)
David A. Ansley, Ashok Sisodia, Fiber optic ribbon display ,(1994)
William A. Smith, August H. Beining, Larry A. Dial, Gene W. Rieck, Electromagnetic energy interference seal for light beam touch panels ,(1985)
Akio Sakano, Kimiyoshi Yoshida, Kazuo Togawa, Hideshi Tamaru, Touch panel apparatus ,(1989)
Douglas R. Robello, Joseph F. Revelli, David A. Roberts, Alan C. G. Nutt, David J. Williams, Sanwal Sarraf, Chih-Li Chuang, Thomas L. Penner, Jay S. Schildkraut, Eric J. Lim, Multichannel optical waveguide page scanner with individually addressable electro-optic modulators ,(1993)