TFT active matrix liquid crystal display devices - Patent US5132820(A)

Filed: Jun 10, 1988

Published: Jul 21, 1992

Abstract

There are disclosed various types of TFT active matrix liquid crystal display devices in which a pixel is divided into three parts, a capacitor is added to each pixel, light shielding is applied to each TFT, and the matrix is driven by a DC cancelling technique.

Applicants

HITACHI LTD

Inventors

SUZUKI HIROFUMI
TANIGUCHI HIDEAKI
SASANO AKIRA
SOMEYA SAKAE
ORITSUKI RYOUJI
MATSUMOTO SHINJI
NASHIMOTO RYUUZOH
YARITA KATSUHIKO

Application Number

205185

Priority Claims

JP14491387

Family Members

JP63309921(A) - LIQUID CRYSTAL DISPLAY DEVICE

US5132820(A) - TFT active matrix liquid crystal display devices

JP2620240(B2) -

Classification Codes

G02F1/13, H01L27/12, G09G3/36, H01L29/786, H01L29/78, G02F1/1362, G02F1/1335, G02F1/1368, H01L21/02, G02F1/1343, H01L29/66, G02F1/136, H01L21/336, G09F9/30