Dual oscillating drive circuit for a display apparatus having im

Details Dual oscillating drive circuit for a display apparatus having im Dual oscillating drive circuit for a display apparatus having im

1992-06-10

1994-04-05

Brier, Jeffery

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

359 57, G09G 336

Patent

active

053009452

ABSTRACT:
A drive circuit for a display apparatus having a display section including a pixel, a switching element connected to the pixel and a scanning electrode connected to the switching element, and a pixel electrode and a counter electrode being provided on opposite sides of the pixel, includes a circuit for applying a first oscillating voltage to the counter electrode, and for applying a second oscillating voltage having the same phase and the same amplitude as the first oscillating voltage to the scanning electrode during a period when the switching element is to be in off-state.

REFERENCES:
patent: 4532506 (1985-07-01), Kitazima et al.

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