CA3026692C - MULTISPECTRAL SENSOR RESPONSE BALANCING - Google Patents

MULTISPECTRAL SENSOR RESPONSE BALANCING

Info

Publication number
CA3026692C
CA3026692C CA3026692A CA3026692A CA3026692C CA 3026692 C CA3026692 C CA 3026692C CA 3026692 A CA3026692 A CA 3026692A CA 3026692 A CA3026692 A CA 3026692A CA 3026692 C CA3026692 C CA 3026692C
Authority
CA
Canada
Prior art keywords
filter
component
cross
optical filter
sectional area
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA3026692A
Other languages
English (en)
French (fr)
Other versions
CA3026692A1 (en
Inventor
William D. Houck
Steven SAXE
Original Assignee
Viavi Solutions Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Viavi Solutions Inc filed Critical Viavi Solutions Inc
Priority to CA3253821A priority Critical patent/CA3253821A1/en
Priority to CA3026692A priority patent/CA3026692C/en
Publication of CA3026692A1 publication Critical patent/CA3026692A1/en
Application granted granted Critical
Publication of CA3026692C publication Critical patent/CA3026692C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01J3/0294—Multi-channel spectroscopy
    • 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
    • G01J3/0227—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using notch filters
    • 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
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/26—Generating the spectrum; Monochromators using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filters
    • 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
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/26—Reflecting filters
    • 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
    • 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
    • G01J2003/2813—2D-array
    • 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
    • G01J2003/2826—Multispectral imaging, e.g. filter imaging

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Filters (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Light Receiving Elements (AREA)
CA3026692A 2017-12-08 2018-12-06 MULTISPECTRAL SENSOR RESPONSE BALANCING Active CA3026692C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA3253821A CA3253821A1 (en) 2017-12-08 2018-12-06 BALANCING THE RESPONSE OF A MULTISPECTRAL SENSOR
CA3026692A CA3026692C (en) 2017-12-08 2018-12-06 MULTISPECTRAL SENSOR RESPONSE BALANCING

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762596600P 2017-12-08 2017-12-08
US62/596,600 2017-12-08
US16/129,332 2018-09-12
US16/129,332 US10677972B2 (en) 2017-12-08 2018-09-12 Multispectral sensor response balancing
CA3026692A CA3026692C (en) 2017-12-08 2018-12-06 MULTISPECTRAL SENSOR RESPONSE BALANCING

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3253821A Division CA3253821A1 (en) 2017-12-08 2018-12-06 BALANCING THE RESPONSE OF A MULTISPECTRAL SENSOR

Publications (2)

Publication Number Publication Date
CA3026692A1 CA3026692A1 (en) 2019-06-08
CA3026692C true CA3026692C (en) 2025-10-07

Family

ID=64664588

Family Applications (2)

Application Number Title Priority Date Filing Date
CA3026692A Active CA3026692C (en) 2017-12-08 2018-12-06 MULTISPECTRAL SENSOR RESPONSE BALANCING
CA3253821A Pending CA3253821A1 (en) 2017-12-08 2018-12-06 BALANCING THE RESPONSE OF A MULTISPECTRAL SENSOR

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3253821A Pending CA3253821A1 (en) 2017-12-08 2018-12-06 BALANCING THE RESPONSE OF A MULTISPECTRAL SENSOR

Country Status (8)

Country Link
US (3) US10677972B2 (enExample)
EP (2) EP3495789B1 (enExample)
JP (3) JP7134850B2 (enExample)
KR (3) KR102528521B1 (enExample)
CN (1) CN109900362A (enExample)
AU (3) AU2018274881B2 (enExample)
CA (2) CA3026692C (enExample)
TW (3) TWI848760B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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US10677972B2 (en) 2017-12-08 2020-06-09 Viavi Solutions Inc. Multispectral sensor response balancing
US11143803B2 (en) * 2018-07-30 2021-10-12 Viavi Solutions Inc. Multispectral filter
FR3084459B1 (fr) * 2018-07-30 2020-07-10 Silios Technologies Capteur d'imagerie multispectrale pourvu de moyens de limitation de la diaphonie
CN112087559B (zh) * 2019-06-13 2021-11-30 华为技术有限公司 图像传感器、图像拍摄装置和方法
JP7571054B2 (ja) * 2019-12-26 2024-10-22 株式会社堀場製作所 赤外線検出器及びガス分析計
US11696043B2 (en) * 2020-07-01 2023-07-04 Spectricity White balance compensation using a spectral sensor system
US12372404B2 (en) 2020-07-01 2025-07-29 Spectricity Illuminant correction in an imaging system

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Also Published As

Publication number Publication date
EP4524528A3 (en) 2025-04-09
JP7134850B2 (ja) 2022-09-12
JP2024096727A (ja) 2024-07-17
AU2024204062A1 (en) 2024-07-04
JP2022180399A (ja) 2022-12-06
EP4524528A2 (en) 2025-03-19
KR102528521B1 (ko) 2023-05-04
EP3495789B1 (en) 2025-03-12
KR20250152047A (ko) 2025-10-22
TWI848760B (zh) 2024-07-11
US11150390B2 (en) 2021-10-19
TWI809779B (zh) 2023-07-21
TWI761639B (zh) 2022-04-21
US10677972B2 (en) 2020-06-09
AU2018274881A1 (en) 2019-06-27
AU2022204869A1 (en) 2022-07-28
TW201928409A (zh) 2019-07-16
AU2022204869B2 (en) 2024-03-14
CA3026692A1 (en) 2019-06-08
TW202340764A (zh) 2023-10-16
CN109900362A (zh) 2019-06-18
KR102873035B1 (ko) 2025-10-21
JP2019144533A (ja) 2019-08-29
KR20230074072A (ko) 2023-05-26
KR20190068475A (ko) 2019-06-18
US20220026610A1 (en) 2022-01-27
US11892666B2 (en) 2024-02-06
CA3253821A1 (en) 2025-11-29
AU2018274881B2 (en) 2022-07-28
AU2024204062B2 (en) 2025-08-28
US20190179067A1 (en) 2019-06-13
US20200284958A1 (en) 2020-09-10
EP3495789A1 (en) 2019-06-12
TW202227860A (zh) 2022-07-16

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