Display device

Details Display device Display device

2008-02-27

2009-11-17

Nguyen, Jimmy H (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C315S169300

Reexamination Certificate

active

07619595

ABSTRACT:
A display device includes a pixel area where a plurality of pixels are arranged in a matrix and a driving circuit for driving the pixel area. Each of the pixels includes a signal-level holding capacitor having two ends, a first transistor that is turned on and off in accordance with a write signal, a second transistor having a gate connected to the one end of the signal-level holding capacitor and a source connected to the other end of the signal-level holding capacitor, a current-driven self-luminous light-emitting element having a cathode held at a cathode potential and an anode connected to the source of the second transistor, a third transistor that is turned on and off in accordance with a driving-pulse signal, and a fourth transistor that is turned on and off in accordance with a control signal.

REFERENCES:
patent: 5684365 (1997-11-01), Tang et al.
patent: 7248237 (2007-07-01), Yamada et al.
patent: 7274345 (2007-09-01), Imamura et al.
patent: 7317434 (2008-01-01), Lan et al.
patent: 2005/0237273 (2005-10-01), Ozawa et al.
patent: 08-234683 (1996-09-01), None

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