METHOD AND APPARATUS FOR SIMULTANEOUS ELECTRONIC SHUTTER ACTION FRAME STORAGE AND CORRELATED DOUBLE SAMPLING IN IMAGE SENSOR
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United States of America Patent
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Issued Date -
Jan 27, 2011
app pub date -
Jul 26, 2009
filing date -
Jul 26, 2009
priority date (Note) -
Abandoned
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Abstract
An electronic image sensor with a pixel array of a plurality of active pixels is provided. Each of the active pixels includes: a photo detector, providing a sensing node for producing a signal based on an amount of light incident thereon; a storing node for storing a plurality of photo-generated charges according to the signal; a first controllable potential barrier between the sensing node and the storing node; an outputting node; and a second controllable potential barrier between the storing node and the outputting node, wherein each of the sensing node, the storing node and the sampling node is not overlapped.
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