US 11,659,295 B2
Image sensor
Hyeokjong Lee, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Nov. 22, 2021, as Appl. No. 17/531,877.
Application 17/531,877 is a continuation of application No. 16/743,098, filed on Jan. 15, 2020, granted, now 11,212,472.
Claims priority of application No. 10-2019-0058751 (KR), filed on May 20, 2019.
Prior Publication US 2022/0086376 A1, Mar. 17, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04N 25/70 (2023.01); H04N 25/76 (2023.01); H04N 25/68 (2023.01); H04N 25/75 (2023.01)
CPC H04N 25/70 (2023.01) [H04N 25/68 (2023.01); H04N 25/75 (2023.01); H04N 25/76 (2023.01)] 20 Claims
OG exemplary drawing
 
1. An image sensor, comprising:
a pixel array including a plurality of pixels connected to a plurality of row lines and a plurality of column lines;
a sampling circuit including a plurality of comparators, each of the plurality of comparators including a first input terminal connected to one of the plurality of column lines and a second input terminal connected to a ramp voltage generator;
a plurality of phase shift code generators, each of the plurality of phase shift code generators configured to output a phase shift code;
a power gating circuit configured to supply a power o each of the plurality of phase shift code generators; and
a counter configured to receive the phase shift code from one of the plurality of phase shift code generators which receives the power supplied by the power gating circuit, latch a digital code corresponding to the phase shift code, and output the digital code.