CA2992935C - Rapid image rendering on dual-modulator displays - Google Patents

Rapid image rendering on dual-modulator displays Download PDF

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Publication number
CA2992935C
CA2992935C CA2992935A CA2992935A CA2992935C CA 2992935 C CA2992935 C CA 2992935C CA 2992935 A CA2992935 A CA 2992935A CA 2992935 A CA2992935 A CA 2992935A CA 2992935 C CA2992935 C CA 2992935C
Authority
CA
Canada
Prior art keywords
point spread
spread function
light
effective luminance
light sources
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
CA2992935A
Other languages
English (en)
French (fr)
Other versions
CA2992935A1 (en
Inventor
Lorne A. Whitehead
Helge Seetzen
Wolfgang Heidrich
Gregory John Ward
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.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Licensing Corp
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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Priority to CA3043550A priority Critical patent/CA3043550C/en
Publication of CA2992935A1 publication Critical patent/CA2992935A1/en
Application granted granted Critical
Publication of CA2992935C publication Critical patent/CA2992935C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0646—Modulation of illumination source brightness and image signal correlated to each other
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Television Systems (AREA)
  • Controls And Circuits For Display Device (AREA)
CA2992935A 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays Active CA2992935C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3043550A CA3043550C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US59182904P 2004-07-27 2004-07-27
US60/591829 2004-07-27
CA2840548A CA2840548C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA2840548A Division CA2840548C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3043550A Division CA3043550C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays

Publications (2)

Publication Number Publication Date
CA2992935A1 CA2992935A1 (en) 2006-02-02
CA2992935C true CA2992935C (en) 2019-07-02

Family

ID=35785864

Family Applications (4)

Application Number Title Priority Date Filing Date
CA2992935A Active CA2992935C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays
CA2572968A Active CA2572968C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays
CA3043550A Active CA3043550C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays
CA2840548A Active CA2840548C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays

Family Applications After (3)

Application Number Title Priority Date Filing Date
CA2572968A Active CA2572968C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays
CA3043550A Active CA3043550C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays
CA2840548A Active CA2840548C (en) 2004-07-27 2005-05-27 Rapid image rendering on dual-modulator displays

Country Status (9)

Country Link
EP (1) EP1779362B1 (ja)
JP (3) JP5419352B2 (ja)
KR (1) KR101121131B1 (ja)
CN (2) CN100507988C (ja)
CA (4) CA2992935C (ja)
DK (1) DK1779362T3 (ja)
ES (1) ES2575929T3 (ja)
HK (1) HK1108756A1 (ja)
WO (1) WO2006010244A1 (ja)

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US8687271B2 (en) 2002-03-13 2014-04-01 Dolby Laboratories Licensing Corporation N-modulation displays and related methods
JP2006330400A (ja) * 2005-05-26 2006-12-07 Sony Corp 透過型カラー液晶表示装置
EP2126787B1 (en) * 2007-01-31 2013-04-24 Dolby Laboratories Licensing Corporation Multiple modulator displays and related methods
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US20090322800A1 (en) 2008-06-25 2009-12-31 Dolby Laboratories Licensing Corporation Method and apparatus in various embodiments for hdr implementation in display devices
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WO2010120582A2 (en) * 2009-04-15 2010-10-21 Dolby Laboratories Licensing Corporation Thin displays having spatially variable backlights
KR101612455B1 (ko) 2009-04-16 2016-04-15 삼성디스플레이 주식회사 화소 데이터의 보정 방법 및 이를 수행하기 위한 표시 장치
US9692946B2 (en) 2009-06-29 2017-06-27 Dolby Laboratories Licensing Corporation System and method for backlight and LCD adjustment
TR201901424T4 (tr) 2009-07-07 2019-02-21 Dolby Laboratories Licensing Corp Yandan aydınlatmalı yerel karartma ekranları, ekran bileşenleri ve ilgili yöntemler.
WO2011011249A1 (en) 2009-07-22 2011-01-27 Dolby Laboratories Licensing Corporation Image display based on multiple brightness indicators
US8867115B2 (en) 2009-07-22 2014-10-21 Dolby Laboratories Licensing Corporation Control of array of two-dimensional imaging elements in light modulating displays
US9390660B2 (en) 2009-07-24 2016-07-12 Dolby Laboratories Licensing Corporation Image control for displays
EP2477182A4 (en) * 2009-09-09 2013-05-08 Sharp Kk DISPLAY DEVICE
US9341887B2 (en) 2009-09-11 2016-05-17 Dolby Laboratories Licensing Corporation Displays with a backlight incorporating reflecting layer
US9251740B2 (en) 2009-10-28 2016-02-02 Dolby Laboratories Licensing Corporation Stereoscopic dual modulator display device using full color anaglyph
CN102770897B (zh) * 2010-02-22 2015-04-22 杜比实验室特许公司 用于降低双调制显示器中的功耗的方法和系统
US9135864B2 (en) 2010-05-14 2015-09-15 Dolby Laboratories Licensing Corporation Systems and methods for accurately representing high contrast imagery on high dynamic range display systems
WO2012122104A2 (en) 2011-03-09 2012-09-13 Dolby Laboratories Licensing Corporation High contrast grayscale and color displays
CN102947876B (zh) 2010-06-21 2016-09-14 杜比实验室特许公司 在局部调光显示器上显示图像
US8717278B2 (en) 2010-08-31 2014-05-06 Dolby Laboratories Licensing Corporation Method and apparatus for adjusting drive values for dual modulation displays
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US9224320B2 (en) 2011-03-09 2015-12-29 Dolby Laboratories Licensing Corporation Projection display providing additional modulation and related methods
US9299293B2 (en) 2011-10-13 2016-03-29 Dobly Laboratories Licensing Corporation Methods and apparatus for backlighting dual modulation display devices
US9747866B2 (en) 2011-11-22 2017-08-29 Dolby Laboratories Licensing Corporation Optimizing light output profile for dual-modulation display performance
KR101801542B1 (ko) 2012-06-15 2017-11-27 돌비 레버러토리즈 라이쎈싱 코오포레이션 이중 변조 디스플레이들을 제어하기 위한 시스템들 및 방법들
KR102118309B1 (ko) 2012-09-19 2020-06-03 돌비 레버러토리즈 라이쎈싱 코오포레이션 양자점/리모트 인광 디스플레이 시스템 개선
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Also Published As

Publication number Publication date
EP1779362A1 (en) 2007-05-02
CN100507988C (zh) 2009-07-01
JP6163505B2 (ja) 2017-07-12
KR20070049143A (ko) 2007-05-10
CN101010712A (zh) 2007-08-01
EP1779362A4 (en) 2009-08-12
HK1108756A1 (en) 2008-05-16
KR101121131B1 (ko) 2012-03-20
CA2572968A1 (en) 2006-02-02
JP2015118384A (ja) 2015-06-25
CA3043550A1 (en) 2006-02-02
CA3043550C (en) 2020-09-15
ES2575929T3 (es) 2016-07-04
CA2840548C (en) 2018-03-13
CN101266758A (zh) 2008-09-17
CA2840548A1 (en) 2006-02-02
DK1779362T3 (en) 2016-06-27
CA2992935A1 (en) 2006-02-02
JP2008507735A (ja) 2008-03-13
CA2572968C (en) 2014-04-08
JP5419352B2 (ja) 2014-02-19
JP5973403B2 (ja) 2016-08-23
CN101266758B (zh) 2010-11-17
WO2006010244A1 (en) 2006-02-02
EP1779362B1 (en) 2016-04-20
JP2014056240A (ja) 2014-03-27

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Effective date: 20180124