Solid-state imaging device and method of manufacturing the same

Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit

Reexamination Certificate

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C250S208100, C257S446000

Reexamination Certificate

active

07060960

ABSTRACT:
A solid-state imaging device that achieves a reduction in variations appearing on a reproducing screen is provided. The solid-state imaging device includes a plurality of pixel cells that are laid out in matrix form on a semiconductor substrate and a driving unit that is provided to drive the plurality of pixel cells. Each of the plurality of pixel cells includes a photodiode, a MOS transistor, and an element isolating portion2that is formed so that the photodiode and the MOS transistor are isolated from each other. The element isolating portion2is formed of a STI (Shallow Trench Isolation) that is a grooved portion of the semiconductor substrate. In the semiconductor substrate7, a STI leakage stopper1in which an impurity of a conductive type opposite to a conductive type of source/drain regions in the MOS transistor is introduced is formed to enclose side walls and a bottom face of the element isolating portion2.

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patent: 2001-345439 (2001-12-01), None
patent: 2004-39832 (2004-02-01), None
patent: 2003-0001795 (2003-01-01), None

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