CA2999353A1 - Projection systems and methods - Google Patents

Projection systems and methods Download PDF

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Publication number
CA2999353A1
CA2999353A1 CA2999353A CA2999353A CA2999353A1 CA 2999353 A1 CA2999353 A1 CA 2999353A1 CA 2999353 A CA2999353 A CA 2999353A CA 2999353 A CA2999353 A CA 2999353A CA 2999353 A1 CA2999353 A1 CA 2999353A1
Authority
CA
Canada
Prior art keywords
light
color
phase modulator
steered
phase
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.)
Pending
Application number
CA2999353A
Other languages
English (en)
French (fr)
Inventor
Gerwin Damberg
Eric Jan KOZAK
Raveen Kumaran
Anders Ballestad
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MTT Innovation Inc
Original Assignee
MTT Innovation 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 MTT Innovation Inc filed Critical MTT Innovation Inc
Publication of CA2999353A1 publication Critical patent/CA2999353A1/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/312—Driving therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/312—Driving therefor
    • H04N9/3126—Driving therefor for spatial light modulators in series
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3138—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using arrays of modulated light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
CA2999353A 2015-10-06 2016-10-06 Projection systems and methods Pending CA2999353A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562237989P 2015-10-06 2015-10-06
US62/237,989 2015-10-06
PCT/CA2016/051165 WO2017059537A1 (en) 2015-10-06 2016-10-06 Projection systems and methods

Publications (1)

Publication Number Publication Date
CA2999353A1 true CA2999353A1 (en) 2017-04-13

Family

ID=58447833

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2999353A Pending CA2999353A1 (en) 2015-10-06 2016-10-06 Projection systems and methods

Country Status (6)

Country Link
US (8) US9848176B2 (enExample)
EP (1) EP3360320B8 (enExample)
JP (3) JP7053103B2 (enExample)
CN (3) CN113411552B (enExample)
CA (1) CA2999353A1 (enExample)
WO (1) WO2017059537A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12313965B2 (en) 2019-12-25 2025-05-27 Sony Group Corporation Illumination device and display apparatus

Also Published As

Publication number Publication date
WO2017059537A1 (en) 2017-04-13
JP2018532152A (ja) 2018-11-01
CN108141574A (zh) 2018-06-08
US20170099466A1 (en) 2017-04-06
US11019311B2 (en) 2021-05-25
US12363264B2 (en) 2025-07-15
CN113411552A (zh) 2021-09-17
EP3360320C0 (en) 2024-03-13
EP3360320A1 (en) 2018-08-15
EP3360320B8 (en) 2024-04-24
CN108141574B (zh) 2021-07-27
US20210258546A1 (en) 2021-08-19
US20230188684A1 (en) 2023-06-15
US9848176B2 (en) 2017-12-19
US11032525B2 (en) 2021-06-08
JP2022091901A (ja) 2022-06-21
US10602100B2 (en) 2020-03-24
US10469808B2 (en) 2019-11-05
JP7460677B2 (ja) 2024-04-02
US20200195896A1 (en) 2020-06-18
US20180048873A1 (en) 2018-02-15
EP3360320B1 (en) 2024-03-13
US20200106997A1 (en) 2020-04-02
US20250330558A1 (en) 2025-10-23
JP7053103B2 (ja) 2022-04-12
US20190007660A1 (en) 2019-01-03
EP3360320A4 (en) 2019-06-12
US11558588B2 (en) 2023-01-17
CN113411552B (zh) 2024-04-09
CN118317062A (zh) 2024-07-09
JP2024094320A (ja) 2024-07-09

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