CDS CDS CORRELATED DOUBLE SAMPLING CIRCUIT IMAGE SENSOR AND METHOD FOR SPREADING OUTPUT SIGNAL IN CORRELATED DOUBLE SAMPLING CIRCUIT

摘要

The present invention relates to a CDS circuit, an image sensor including the same, and an output signal distribution method of the CDS circuit, wherein the CDS circuit according to an embodiment of the present invention includes a comparator, wherein the comparator is A signal input unit including a first transistor and a second transistor receiving a pixel signal; And an offset forming unit including a transistor and connected to the signal input unit, wherein the offset forming unit includes an appearance ratio of the transistor in an auto-zero execution period and an appearance of the transistor in a pixel signal decoding period The rains are different from each other.