公开(公告)号：US20240259712A1

公开(公告)日：2024-08-01

申请号：US18362176

申请日：2023-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungyong KIM ,  Ji-Yong KIM ,  Jaejin JUNG

IPC: H04N25/76 ,  H04N25/78

CPC classification number: H04N25/7795 ,  H04N25/78

Abstract: An image sensor includes: a first substrate including a plurality of pixels; and a second substrate including a clock signal generator configured to generate a first clock signal, at least one buffer configured to receive the first clock signal from the clock signal generator and generate a buffered clock signal, a ramp signal generator configured to receive the buffered clock signal and generate a ramp signal based on the buffered clock signal, wherein a time length of an on-duty period of the first clock signal is different from a time length of an on-duty period of the buffered clock signal.

公开(公告)号：US20220286635A1

公开(公告)日：2022-09-08

申请号：US17665943

申请日：2022-02-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jaejin JUNG ,  Sinhwan LIM ,  Kwisung YOO

IPC: H04N5/374 ,  H04N5/378 ,  H04N5/347

Abstract: An image sensor includes: a pixel array including a plurality of pixels divided into a plurality of binning areas; a readout circuit configured to, from the plurality of binning areas, receive a plurality of pixel signals including a first sensing signal of first pixels and a second sensing signal of second pixels during a single frame period and output a first pixel value corresponding to the first pixels and a second pixel value corresponding to the second pixels based on the plurality of pixel signals; and an image signal processor configured to generate first image data based on a plurality of first pixel values corresponding to the plurality of binning areas, generate second image data based on a plurality of second pixel values corresponding to the plurality of binning areas, and generate output image data by merging the first image data with the second image data.

公开(公告)号：US20240422432A1

公开(公告)日：2024-12-19

申请号：US18815444

申请日：2024-08-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jiyong KIM ,  Kwanghyun LEE ,  Jaejin JUNG ,  Wontak CHOI ,  Yeeun HA

IPC: H04N23/67 ,  H04N25/11

Abstract: An image sensor, including a pixel array including a first unit pixel including first a plurality of photodiodes and a second unit pixel including a second plurality of diodes; a readout circuit configured to: obtain a reset signal from the first unit pixel and the second unit pixel, obtain a first single pixel signal from a first photodiode of the first unit pixel, and a second single pixel signal from a second photodiode of the second unit pixel, and obtain a first summed pixel signal from the first unit pixel, and a second summed pixel signal from the second unit pixel, wherein the first photodiode is disposed in position with respect to the first unit pixel which is different from a position of the second photodiode with respect to the second unit pixel.

公开(公告)号：US20220232179A1

公开(公告)日：2022-07-21

申请号：US17715161

申请日：2022-04-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wontak CHOI ,  Kwi Sung YOO ,  Jaejin JUNG

IPC: H04N5/353 ,  H04N9/77 ,  H04N9/04 ,  H04N9/797 ,  H04N9/83 ,  H04N5/355

Abstract: An image sensor includes a first unit pixel including a first sub-pixel and a second sub-pixel, a second unit pixel including a third sub-pixel and a fourth sub-pixel, a timing controller configured to apply a first effective integration time to the first sub-pixel and the fourth sub-pixel, such that a first sensing signal and a fourth sensing signal are generated from the first sub-pixel and the fourth sub-pixel, respectively, and to apply a second effective integration time shorter than the first effective integration time to the second sub-pixel and the third sub-pixel, such that a second sensing signal and a third sensing signal are generated from the second sub-pixel and the third sub-pixel, respectively, and an analog-to-digital converter configured to perform an averaging operation on the first sensing signal and the fourth sensing signal or on the second sensing signal and the third sensing signal.

公开(公告)号：US20210006761A1

公开(公告)日：2021-01-07

申请号：US16745508

申请日：2020-01-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wontak CHOI ,  Kwi Sung YOO ,  Jaejin JUNG

IPC: H04N9/77 ,  H04N9/04

Abstract: An image sensor includes a first unit pixel including a first sub-pixel and a second sub-pixel, a second unit pixel including a third sub-pixel and a fourth sub-pixel, a timing controller configured to apply a first effective integration time to the first sub-pixel and the fourth sub-pixel, such that a first sensing signal and a fourth sensing signal are generated from the first sub-pixel and the fourth sub-pixel, respectively, and to apply a second effective integration time shorter than the first effective integration time to the second sub-pixel and the third sub-pixel, such that a second sensing signal and a third sensing signal are generated from the second sub-pixel and the third sub-pixel, respectively, and an analog-to-digital converter configured to perform an averaging operation on the first sensing signal and the fourth sensing signal or on the second sensing signal and the third sensing signal.