公开(公告)号：US20240288608A1

公开(公告)日：2024-08-29

申请号：US18654937

申请日：2024-05-03

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Jeonggeun YUN ,  Byoungho LEE ,  Chulsoo CHOI ,  Kyookeun LEE ,  Taewon CHOI

IPC: G02B1/00 ,  G02B27/01

CPC classification number: G02B1/002 ,  G02B27/0172 ,  G02B2027/0132

Abstract: An atypical metasurface, includes: a 2-dimensional plane; and a plurality of atypical unit structures periodically arranged on the 2-dimensional plane, wherein each of the plurality of atypical unit structures has an atypical pattern that is not periodic.

公开(公告)号：US20210146476A1

公开(公告)日：2021-05-20

申请号：US16906410

申请日：2020-06-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngchul KWON ,  Changhyun KIM ,  Byoungho LEE ,  Jangwoon SUNG ,  Junhyeok JANG ,  Chulsoo CHOI ,  Manhee HAN

IPC: B23K26/06 ,  B23K26/073

Abstract: A stealth dicing apparatus may include a laser light source, and a linearly focusing lens configured to linearly focus a beam output from the laser light source. The linearly focusing lens includes a horizontal surface, and an inclined surface forming an inclination angle with the horizontal surface. The inclination angle satisfies an expression 34.97R2−146.6R+162.5

公开(公告)号：US20250024164A1

公开(公告)日：2025-01-16

申请号：US18771526

申请日：2024-07-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chulsoo CHOI ,  Bumsuk KIM ,  Junghun KIM ,  Jonghoon PARK ,  Yunki LEE

IPC: H04N25/13 ,  H04N23/55

Abstract: An image sensor includes a sensor substrate including a plurality of first photosensitive cells configured to sense light and a color separating lens array in an upper portion of the sensor substrate and including a plurality of first sub regions respectively corresponding to the plurality of first photosensitive cells, where each of the plurality of first sub regions include a plurality of first nano-posts, where the plurality of first sub regions include at least one first central sub region at a center of the color separating lens array and at least one first peripheral sub region at a periphery of the color separating lens array, and where the plurality of first nano-posts include at least one first nano-post in the at least one first central sub region and at least one second nano-post in the at least one first peripheral sub region and corresponding to the at least one first nano-post.