The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 28, 1990
Filed:
Jun. 09, 1988
Ichiro Tsunoda, Kawasaki, JP;
Toshiyasu Eguchi, Tsukuba, JP;
Victor Company of Japan, Ltd., both of, JP;
Tokai University, both of, JP;
Abstract
A liquid crystal display device comprises a plurality of lateral electrodes and a plurality of longitudinal electrodes carried on a pair of substrates. A scanning signal addressing one of the lateral electrodes is supplied to a scanning signal bus which is connected to each of the lateral electrode via an optically activated switch and a video signal to be supplied to one of the longitudinal electrodes is supplied to a display signal bus which is connected to each of the longitudinal signal bus. The optically activated switches are selectively activated by irradiation of an optical beam and the scanning signal and the video signal are supplied to the addressed electrodes.