Charge transfer device having charge injection source for reset

Details Charge transfer device having charge injection source for reset Charge transfer device having charge injection source for reset

1994-05-27

1996-06-04

Wambach, Magaret Rose

Electrical pulse counters, pulse dividers, or shift registers: c

Charge transfer device

Charge-coupled device

327390, 327565, 327284, H01L 4902

Patent

active

055240364

ABSTRACT:
A charge transfer device having an improved signal stage is disclosed. This stage includes a floating region formed in a semiconductor layer and receiving signal charges from a charge transfer stage, a reset drain region formed in the semiconductor layer adjacently to the floating region, a reset gate for resetting the floating drain region in potential to the reset drain region, an absorption region formed in the semiconductor layer adjacently to the reset drain region, a barrier gate supplied with a constant voltage to form a channel region between reset drain region and the adsorption region, and a charge injection source connected to the reset drain region to inject charges thereinto.

REFERENCES:
patent: 5224134 (1993-06-01), Miwada

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