JP2018059913A - ハイパースペクトルイメージングシステム - Google Patents

ハイパースペクトルイメージングシステム Download PDF

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Publication number
JP2018059913A
JP2018059913A JP2017176332A JP2017176332A JP2018059913A JP 2018059913 A JP2018059913 A JP 2018059913A JP 2017176332 A JP2017176332 A JP 2017176332A JP 2017176332 A JP2017176332 A JP 2017176332A JP 2018059913 A JP2018059913 A JP 2018059913A
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JP
Japan
Prior art keywords
light
liquid crystal
image
variable retarder
sensor
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Pending
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JP2017176332A
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English (en)
Japanese (ja)
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JP2018059913A5 (enExample
Inventor
ロバート・ピー・ハーロスキ
P Herloski Robert
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Xerox Corp
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Xerox Corp
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Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of JP2018059913A publication Critical patent/JP2018059913A/ja
Publication of JP2018059913A5 publication Critical patent/JP2018059913A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5062—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the characteristics of an image on the copy material
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6033—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis
    • H04N1/6044—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis involving a sensor integrated in the machine or otherwise specifically adapted to read the test pattern
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2202/00—Materials and properties
    • G02F2202/02—Materials and properties organic material
    • G02F2202/022—Materials and properties organic material polymeric
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2203/00—Function characteristic
    • G02F2203/12—Function characteristic spatial light modulator

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2017176332A 2016-10-03 2017-09-14 ハイパースペクトルイメージングシステム Pending JP2018059913A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/283,765 2016-10-03
US15/283,765 US10768497B2 (en) 2016-10-03 2016-10-03 Hyperspectral imaging system

Publications (2)

Publication Number Publication Date
JP2018059913A true JP2018059913A (ja) 2018-04-12
JP2018059913A5 JP2018059913A5 (enExample) 2020-10-08

Family

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Family Applications (1)

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JP2017176332A Pending JP2018059913A (ja) 2016-10-03 2017-09-14 ハイパースペクトルイメージングシステム

Country Status (2)

Country Link
US (1) US10768497B2 (enExample)
JP (1) JP2018059913A (enExample)

Cited By (4)

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KR20210043595A (ko) * 2018-08-01 2021-04-21 큐셀 피.씨. 하이브리드 분광 이미저
JP2021527237A (ja) * 2018-06-15 2021-10-11 マジック リープ， インコーポレイテッドＭａｇｉｃ Ｌｅａｐ，Ｉｎｃ． プレチルト角を伴う液晶光学要素を用いた広視野偏光スイッチ
WO2022060699A1 (en) * 2020-09-15 2022-03-24 Micron Technology, Inc. Stacked polarizer hyperspectral imaging
US12007652B2 (en) 2018-06-15 2024-06-11 Magic Leap, Inc. Wide field-of-view polarization switches and methods of fabricating liquid crystal optical elements with pretilt

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US10564504B2 (en) * 2017-11-30 2020-02-18 Palo Alto Research Center Incorporated Liquid-crystal variable retarder using liquid crystal cells of differing thicknesses
US10983338B2 (en) 2017-12-29 2021-04-20 Palo Alto Research Center Incorporated Exit-pupil expander used distribute light over a liquid-crystal variable retarder
US10663346B2 (en) 2017-12-29 2020-05-26 Palo Alto Research Center Incorporated Method and apparatus for transforming uniformly or non-uniformly sampled interferograms to produce spectral data
EP3578939B1 (de) * 2018-06-06 2020-09-30 Flooring Technologies Ltd. Verfahren zur online-qualitätskontrolle von dekordrucken auf trägermaterialien
US10992888B2 (en) * 2019-01-16 2021-04-27 Datalogic Usa, Inc. Color electronic rolling shutter image sensor for idenitfying items on fast moving conveyor belt
CN111443045B (zh) * 2020-04-26 2023-07-04 深圳市中达瑞和科技有限公司 光谱成像分析系统及光谱成像分析方法
PL4068743T3 (pl) * 2021-03-30 2025-10-06 SWISS KRONO Tec AG Sposób regulowania parametrów drukarki cyfrowej
CN113138467B (zh) * 2021-04-15 2023-06-13 西北农林科技大学 一种基于lcvr的压缩感知高光谱偏振成像方法
US12469243B2 (en) 2023-02-07 2025-11-11 The Regents Of The University Of California Polarimetric camera
CN118129905B (zh) * 2024-05-08 2024-07-02 武汉大学 一种星载高光谱成像仪曲线型辐射定标方法及系统

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021527237A (ja) * 2018-06-15 2021-10-11 マジック リープ， インコーポレイテッドＭａｇｉｃ Ｌｅａｐ，Ｉｎｃ． プレチルト角を伴う液晶光学要素を用いた広視野偏光スイッチ
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