公开(公告)号：US09741758B2

公开(公告)日：2017-08-22

申请号：US14605243

申请日：2015-01-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyungjoon Kim ,  Hyoungsun Park

IPC: H01L27/146

CPC classification number: H01L27/1463 ,  H01L27/14609 ,  H01L27/1462 ,  H01L27/14621 ,  H01L27/14627 ,  H01L27/1464 ,  H01L27/14685 ,  H01L27/14689

Abstract: A method of forming an image sensor can be provided by forming a respective photoelectric conversion region in each of a plurality of unit pixel regions of a substrate and depositing a material configured to provide a negative fixed charge layer on the photoelectric conversion region.