公开(公告)号：US10989847B2

公开(公告)日：2021-04-27

申请号：US16071950

申请日：2017-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyeong Seok Lee ,  Gyu Weon Hwang ,  Won Mok Kim ,  In Ho Kim ,  Hyun Chul Kim

IPC: G02B27/10 ,  G02B5/28 ,  G05B23/02 ,  H01L27/146 ,  G02B5/20

Abstract: The present invention provides an optical device including a spectral filter and an optical detection unit for detecting light passing through the spectral filter. A band-limited filter is provided on the path of light.

公开(公告)号：US11156752B2

公开(公告)日：2021-10-26

申请号：US16069612

申请日：2017-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Gyu Weon Hwang ,  Kyeong Seok Lee ,  Won Mok Kim

IPC: G02B5/20 ,  G01J1/04 ,  G01J1/44

Abstract: Provided is an optical filter including a first filter region including a first layer of a first refractive index and a plurality of first metal nanostructures in the first layer, and a second filter region including a second layer of a second refractive index and a plurality of second metal nanostructures in the second layer, wherein the first refractive index is different from the second refractive index.

公开(公告)号：US11703621B2

公开(公告)日：2023-07-18

申请号：US17213617

申请日：2021-03-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyeong Seok Lee ,  Gyu Weon Hwang ,  Won Mok Kim ,  In Ho Kim ,  Hyun Chul Kim

IPC: G02B27/10 ,  G02B5/28 ,  G05B23/02 ,  H01L27/146 ,  G02B5/20

CPC classification number: G02B5/28 ,  G02B5/201 ,  G05B23/02 ,  H01L27/1463 ,  H01L27/14621 ,  H01L27/14645

Abstract: The present invention provides an optical device including a spectral filter and an optical detection unit for detecting light passing through the spectral filter. A band-limited filter is provided on the path of light.

公开(公告)号：US10908019B2

公开(公告)日：2021-02-02

申请号：US16069241

申请日：2017-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyeong Seok Lee ,  Won Mok Kim ,  Gyu Weon Hwang ,  In Ho Kim ,  Wook Seong Lee ,  Doo Seok Jeong

IPC: G01J3/00 ,  G01J3/02 ,  G01J3/28 ,  G01J3/453 ,  G02B5/20 ,  G01J3/36 ,  G01J3/12

Abstract: Present invention provides a spectrometer including a first unit spectral filter configured to absorb or reflect light in a part of a wavelength band of a light spectrum of an incident target, a second unit spectral filter configured to absorb or reflect light in a wavelength band different from the part of the wavelength band, a first light detector configured to detect a first light spectrum passing through the first unit spectral filter, a second light detector configured to detect a second light spectrum passing through the second unit spectral filter, and a processing unit configured to perform a function of restoring a light spectrum of the target incident from spectra of light detected from the first light detector and the second light detector.