Cathode potential controller, self light emission display...

Details Cathode potential controller, self light emission display... Cathode potential controller, self light emission display...

2011-01-04

2011-01-04

Tran, Thuy Vinh (Department: 2821)

Computer graphics processing and selective visual display system

Display driving control circuitry

Display power source

C345S214000, C345S077000, C315S169200, C315S169300

Reexamination Certificate

active

07864172

ABSTRACT:
A cathode potential controller for controlling a common cathode potential applied to a self light emission type display panel in which an emission state of each of pixels is driven and controlled in accordance with an active matrix drive system, the cathode potential controller including: a self light emitting element; a constant current source; an electrode-to-electrode voltage measuring portion; a cathode potential determining portion; and a cathode potential applying portion.

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