JP2023174434A - 分光計 - Google Patents
分光計 Download PDFInfo
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- JP2023174434A JP2023174434A JP2022114645A JP2022114645A JP2023174434A JP 2023174434 A JP2023174434 A JP 2023174434A JP 2022114645 A JP2022114645 A JP 2022114645A JP 2022114645 A JP2022114645 A JP 2022114645A JP 2023174434 A JP2023174434 A JP 2023174434A
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- 230000003287 optical effect Effects 0.000 claims abstract description 20
- 238000005253 cladding Methods 0.000 claims description 11
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- NCGICGYLBXGBGN-UHFFFAOYSA-N 3-morpholin-4-yl-1-oxa-3-azonia-2-azanidacyclopent-3-en-5-imine;hydrochloride Chemical compound Cl.[N-]1OC(=N)C=[N+]1N1CCOCC1 NCGICGYLBXGBGN-UHFFFAOYSA-N 0.000 description 2
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- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 description 1
- 229910001632 barium fluoride Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
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- 239000010408 film Substances 0.000 description 1
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- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
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- 239000010409 thin film Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2803—Investigating the spectrum using photoelectric array detector
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
-
- G—PHYSICS
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/12—Generating the spectrum; Monochromators
- G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/06—Restricting the angle of incident light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0208—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using focussing or collimating elements, e.g. lenses or mirrors; performing aberration correction
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0256—Compact construction
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0256—Compact construction
- G01J3/0259—Monolithic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0291—Housings; Spectrometer accessories; Spatial arrangement of elements, e.g. folded path arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2846—Investigating the spectrum using modulation grid; Grid spectrometers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
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- G—PHYSICS
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2803—Investigating the spectrum using photoelectric array detector
- G01J2003/2806—Array and filter array
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14625—Optical elements or arrangements associated with the device
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K39/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic radiation-sensitive element covered by group H10K30/00
- H10K39/30—Devices controlled by radiation
- H10K39/32—Organic image sensors
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectrometry And Color Measurement (AREA)
- Optical Integrated Circuits (AREA)
Abstract
Description
例えば、以下の説明における第2の構成の上またはそれをまたぐ第1の構成の形成は、第1および第2の構成が直接接触して形成される実施形態を含むことができ、また、第1および第2の構成が直接接触しないように、第1の構成と第2の構成との間に追加の構成が形成され得る実施形態を含んでもよい。加えて、本開示は、種々の実施例において参照番号および/または文字を繰り返してもよい。この繰り返しは、単純化および明瞭化を目的としており、それ自体では、説明される様々な実施形態および/または構成間の関係を示すものではない。任意の要素/構成要素の数は単なる例示のためのものであり、本開示を限定する意図はないことを理解されたい。
1100 導光基板
1200 上部格子層
1210 第1の格子構造
1210u 第1の格子構造ユニット(2ステップ格子構造)
1220 第2の格子構造
1220u 第2の格子構造ユニット(3ステップ格子構造)
1230 第3の格子構造
1230u 第3の格子構造ユニット(3ステップ格子構造)
1300 下部格子層
1400、1400b イメージセンサ
1500 読み出し回路
1600、1600a、1600b コリメータ
1610 第1の開口部(開口部)
1620 第2の開口部(開口部)
1630 第3の開口部(開口部)
1700 バンドパスフィルタ層
1710 第1のバンドパスフィルタ(バンドパスフィルタ層)
1720 第2のバンドパスフィルタ(バンドパスフィルタ層)
1730 第3のバンドパスフィルタ(バンドパスフィルタ層)
1800 下部クラッド層
1900 上部クラッド層
6110 Siフォトダイオードアレイ
6120 GeオンSiフォトダイオードアレイ
L 光
L1、L2、L3、L4、L5、L6、L7、L8、L9、L10、L11、L12 回折光
P1、P2、P3 格子周期
T 導光基板の厚さ
θT、θT1、θT2、θT3 入射角
Claims (11)
- 導光基板と、
前記導光基板上に配置され、光を受光するように構成された上部格子層であって、
前記上部格子層は、第1の格子構造、第2の格子構造、及び第3の格子構造を含み、前記第1、第2、及び第3の格子構造は格子周期が異なり、
前記導光基板は、前記光が前記導光基板内に伝播する際に前記光を回折するように構成され、これによって複数の回折光を形成し、前記複数の回折光のそれぞれが異なる波長及び異なる光路を有する、上部格子層と、
前記導光基板の下に配置され、前記複数の回折光を放射するように構成された下部格子層と、
前記下部格子層の下に配置されたイメージセンサと、
前記イメージセンサの下に配置された読み出し回路と、
を備えることを特徴とする分光計。 - 前記第1の格子構造は2ステップ格子構造であり、紫外光と可視光を受光するように構成され、前記第1の格子構造の格子周期は0.3μm~0.4μmの範囲にあることを特徴とする請求項1に記載の分光計。
- 前記第2の格子構造は3ステップ格子構造であり、近赤外光を受光するように構成され、前記第2の格子構造の格子周期は0.6μm~0.7μmの範囲にあることを特徴とする請求項1に記載の分光計。
- 前記第3の格子構造は3ステップ格子構造であり、短波赤外光を受光するように構成され、前記第3の格子構造の格子周期は0.95μm~1.05μmの範囲にあることを特徴とする請求項1に記載の分光計。
- 前記導光基板の上方に配置されたコリメータをさらに備え、前記コリメータは前記光の入射角を制限するように構成され、前記コリメータは、前記第1の格子構造、前記第2の格子構造、及び前記第3の格子構造にそれぞれ位置合わせされた開口部を少なくとも3つ備えることを特徴とする請求項1に記載の分光計。
- 前記コリメータは前記光の入射角を±2度以下の範囲に制限するように構成され、
前記導光基板の厚さは100μm~2mmの範囲にあることを特徴とする請求項5に記載の分光計。 - 前記コリメータと前記導光基板との間に配置された上部クラッド層をさらに備えることを特徴とする請求項5に記載の分光計。
- 前記上部格子層の屈折率が1.5~2.7の範囲にあり、前記導光基板の屈折率が1.5~2.7の範囲にあることを特徴とする請求項1に記載の分光計。
- 前記イメージセンサは、量子ドットイメージセンサ、ペロブスカイトイメージセンサ、又は有機フォトダイオードイメージセンサであることを特徴とする請求項1に記載の分光計。
- 前記イメージセンサは、Siフォトダイオードアレイと、前記Siフォトダイオードアレイと横方向に重なり合うGeオンSiフォトダイオードアレイとを備えることを特徴とする請求項1に記載の分光計。
- 前記下部格子層と前記イメージセンサとの間に配置されたバンドパスフィルタ層と、
前記下部格子層と前記バンドパスフィルタ層との間に配置された下部クラッド層と、
をさらに備えることを特徴とする請求項1に記載の分光計。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/824,614 | 2022-05-25 | ||
US17/824,614 US11841270B1 (en) | 2022-05-25 | 2022-05-25 | Spectrometer |
Publications (2)
Publication Number | Publication Date |
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JP2023174434A true JP2023174434A (ja) | 2023-12-07 |
JP7471347B2 JP7471347B2 (ja) | 2024-04-19 |
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JP2022114645A Active JP7471347B2 (ja) | 2022-05-25 | 2022-07-19 | 分光計 |
Country Status (6)
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US (1) | US11841270B1 (ja) |
EP (1) | EP4283264A1 (ja) |
JP (1) | JP7471347B2 (ja) |
KR (1) | KR20230164539A (ja) |
CN (1) | CN117470371A (ja) |
TW (1) | TWI830584B (ja) |
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JP2011089895A (ja) * | 2009-10-22 | 2011-05-06 | Arata Satori | ハイパースペクトル撮像装置及びハイパースペクトル撮像方法 |
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2022
- 2022-05-25 US US17/824,614 patent/US11841270B1/en active Active
- 2022-07-07 EP EP22183620.8A patent/EP4283264A1/en active Pending
- 2022-07-19 JP JP2022114645A patent/JP7471347B2/ja active Active
- 2022-08-25 KR KR1020220106752A patent/KR20230164539A/ko unknown
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2023
- 2023-01-18 TW TW112102448A patent/TWI830584B/zh active
- 2023-02-01 CN CN202310050534.4A patent/CN117470371A/zh active Pending
Patent Citations (8)
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JPH10111420A (ja) * | 1996-10-08 | 1998-04-28 | Sumitomo Electric Ind Ltd | 光導波路装置 |
JP2011089895A (ja) * | 2009-10-22 | 2011-05-06 | Arata Satori | ハイパースペクトル撮像装置及びハイパースペクトル撮像方法 |
WO2015037306A1 (ja) * | 2013-09-12 | 2015-03-19 | 日本電気株式会社 | センサユニット |
JP2019500612A (ja) * | 2015-12-29 | 2019-01-10 | オーク アナリティクス | コンパクトスペクトロメータ |
WO2017138668A1 (ja) * | 2016-02-12 | 2017-08-17 | 古河電気工業株式会社 | 半導体レーザ素子、回折格子構造、および回折格子 |
US20200340859A1 (en) * | 2018-08-15 | 2020-10-29 | Boe Technology Group Co., Ltd. | Spectrometer and Spectral Detection and Analysis Method Using the Same |
US20210223104A1 (en) * | 2020-01-17 | 2021-07-22 | Samsung Electronics Co., Ltd. | Image sensor and method of operating |
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EP4283264A1 (en) | 2023-11-29 |
US11841270B1 (en) | 2023-12-12 |
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