Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1990-03-30
1991-04-30
Miller, Stanley D.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
357 237, 340767, 340793, 350351, 437 45, H01L 2978, H01L 21265, G09G 320, G02F 113
Patent
active
050123149
ABSTRACT:
An apparatus for restoring a liquid crystal display element having a thin film transistor with a threshold voltage and controlling the brightness of the element includes a display driver for driving the liquid crystal display element, a picture image inspection apparatus for evaluating the brightness of the liquid crystal display element, and a thin film transistor threshold voltage adjusting device including a light source for adjusting the threshold voltage of the thin film transistor by irradiating the thin film transistor with light in response to the brightness evaluation.
REFERENCES:
patent: 4181538 (1980-01-01), Narayan et al.
patent: 4379292 (1983-04-01), Minato et al.
patent: 4675467 (1987-06-01), Van Dine et al.
patent: 4701422 (1987-10-01), Elliott
patent: 4727044 (1988-02-01), Yamazaki
patent: 4764485 (1988-09-01), Loughran et al.
patent: 4783421 (1988-11-01), Carlson et al.
patent: 4823180 (1989-04-01), Wieder et al.
patent: 4888305 (1989-12-01), Yamazaki et al.
patent: 4912066 (1990-03-01), Wills
Kaneko et al., "Reliability of . . . Transistors", Central Research Laboratory, Hitachi, Ltd., 1987, pp. 12-15.
Gofuku Eishi
Tobita Toshio
Yachi Shigeru
Miller Stanley D.
Mitsubishi Denki & Kabushiki Kaisha
Trice Ron
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