Complementary integrated circuit having N channel TFTs and P cha

Details Complementary integrated circuit having N channel TFTs and P cha Complementary integrated circuit having N channel TFTs and P cha

1998-11-23

2000-09-26

Hardy, David

Active solid-state devices (e.g., transistors, solid-state diode

Non-single crystal, or recrystallized, semiconductor...

Field effect device in non-single crystal, or...

257 69, 257 72, 257351, H01L 2976

Patent

active

061246034

ABSTRACT:
The absolute value of the threshold voltage of a P-channel TFT is reduced by making its channel length shorter than that of an N-channel TFT by at least 20%, to thereby approximately equalize the threshold voltage absolute values of those TFTs.

REFERENCES:
patent: 4942441 (1990-07-01), Konishi et al.
patent: 5148244 (1992-09-01), Iwasaki
patent: 5153702 (1992-10-01), Aoyama et al.
patent: 5243202 (1993-09-01), Mori et al.
patent: 5250931 (1993-10-01), Misawa et al.
patent: 5430320 (1995-07-01), Lee
patent: 5514879 (1996-05-01), Yamazaki
patent: 5616935 (1997-04-01), Koyama et al.

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