Pixel sensor unit and method of protecting device region from electromagnetic radiation

Pixel sensor unit and method of protecting device region from electromagnetic radiation

The present invention provides a light shield for shielding the floating diffusion of a complementary metal-oxide semiconductor (CMOS) imager. In accordance with an embodiment of the present invention, there is provided a pixel sensor cell including: a device region formed on a substrate; and a firs...

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1. Verfasser: ADKISSON JAMES W.,GAMBINO JEFFREY P.,JAFFE MARK D
Format: Patent
Sprache:eng
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BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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creator ADKISSON JAMES W.,GAMBINO JEFFREY P.,JAFFE MARK D
description The present invention provides a light shield for shielding the floating diffusion of a complementary metal-oxide semiconductor (CMOS) imager. In accordance with an embodiment of the present invention, there is provided a pixel sensor cell including: a device region formed on a substrate; and a first layer of material forming a sidewall adjacent to a side of the device region for blocking electromagnetic radiation from the device region.
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
title Pixel sensor unit and method of protecting device region from electromagnetic radiation
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