CN100396105C - 操作具有混合编码的脉冲宽度调制显示系统的方法 - Google Patents

操作具有混合编码的脉冲宽度调制显示系统的方法 Download PDF

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Publication number
CN100396105C
CN100396105C CNB038191946A CN03819194A CN100396105C CN 100396105 C CN100396105 C CN 100396105C CN B038191946 A CNB038191946 A CN B038191946A CN 03819194 A CN03819194 A CN 03819194A CN 100396105 C CN100396105 C CN 100396105C
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CN
China
Prior art keywords
pulse
pixel brightness
section
duration
pixel
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.)
Expired - Fee Related
Application number
CNB038191946A
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English (en)
Chinese (zh)
Other versions
CN1685276A (zh
Inventor
唐纳德·亨利·威利斯
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.)
InterDigital CE Patent Holdings SAS
Original Assignee
Thomson Licensing SAS
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
Priority claimed from US10/354,528 external-priority patent/US6781737B2/en
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CN1685276A publication Critical patent/CN1685276A/zh
Application granted granted Critical
Publication of CN100396105C publication Critical patent/CN100396105C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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 
    • G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • 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
    • G09G3/3433—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 light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
    • G09G3/346—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 light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on modulation of the reflection angle, e.g. micromirrors
    • 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 
    • G02F1/07—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 electro-optical liquids exhibiting Kerr effect
    • 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
    • H04N9/3123—Driving therefor using pulse width modulation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0235—Field-sequential colour display
    • 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
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0242—Compensation of deficiencies in the appearance of colours
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
CNB038191946A 2002-08-13 2003-08-11 操作具有混合编码的脉冲宽度调制显示系统的方法 Expired - Fee Related CN100396105C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US40319002P 2002-08-13 2002-08-13
US60/403,190 2002-08-13
US10/354,528 2003-01-30
US10/354,528 US6781737B2 (en) 2002-08-13 2003-01-30 Pulse width modulated display with hybrid coding

Publications (2)

Publication Number Publication Date
CN1685276A CN1685276A (zh) 2005-10-19
CN100396105C true CN100396105C (zh) 2008-06-18

Family

ID=31720312

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038191946A Expired - Fee Related CN100396105C (zh) 2002-08-13 2003-08-11 操作具有混合编码的脉冲宽度调制显示系统的方法

Country Status (7)

Country Link
EP (1) EP1546794A4 (ko)
JP (1) JP2006508378A (ko)
KR (1) KR101015029B1 (ko)
CN (1) CN100396105C (ko)
AU (1) AU2003265408A1 (ko)
MX (1) MXPA05001668A (ko)
WO (1) WO2004015981A2 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0712687C8 (pt) 2006-06-02 2019-09-10 Compound Photonics Ltd método para realizar ações direcionadas para transmitir luz de gravação; válvula de gravação óptica

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5293159A (en) * 1989-04-10 1994-03-08 Cirrus Logic, Inc. Method and apparatus for producing perception of high quality grayscale shading on digitally commanded displays
JPH08146934A (ja) * 1994-11-24 1996-06-07 Texas Instr Inc <Ti> パルス幅変調ディジタル表示画素の強度調節方法及びこの方法を適用される表示システム
EP0865210A2 (en) * 1997-03-12 1998-09-16 Texas Instruments Incorporated Improvements in or relating to display systems
WO2000051103A1 (en) * 1999-02-26 2000-08-31 Colorado Microdisplay, Inc. Method and apparatus for independent control of brightness and color balance in display and illumination systems
US6204834B1 (en) * 1994-08-17 2001-03-20 Si Diamond Technology, Inc. System and method for achieving uniform screen brightness within a matrix display
US6388678B1 (en) * 1997-12-10 2002-05-14 Matsushita Electric Industrial Co., Ltd. Plasma display panel drive pulse controller

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0698874B1 (en) * 1994-07-25 2001-12-12 Texas Instruments Incorporated Method for reducing temporal artifacts in digital video systems
US5818419A (en) * 1995-10-31 1998-10-06 Fujitsu Limited Display device and method for driving the same
JP2000259126A (ja) * 1999-03-04 2000-09-22 Matsushita Electric Ind Co Ltd 階調表示方法
JP4008178B2 (ja) 1999-03-04 2007-11-14 松下電器産業株式会社 階調表示方法
WO2002032149A2 (en) * 2000-10-12 2002-04-18 Reveo, Inc. 3d projection system with a digital micromirror device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5293159A (en) * 1989-04-10 1994-03-08 Cirrus Logic, Inc. Method and apparatus for producing perception of high quality grayscale shading on digitally commanded displays
US6204834B1 (en) * 1994-08-17 2001-03-20 Si Diamond Technology, Inc. System and method for achieving uniform screen brightness within a matrix display
JPH08146934A (ja) * 1994-11-24 1996-06-07 Texas Instr Inc <Ti> パルス幅変調ディジタル表示画素の強度調節方法及びこの方法を適用される表示システム
EP0865210A2 (en) * 1997-03-12 1998-09-16 Texas Instruments Incorporated Improvements in or relating to display systems
US6388678B1 (en) * 1997-12-10 2002-05-14 Matsushita Electric Industrial Co., Ltd. Plasma display panel drive pulse controller
WO2000051103A1 (en) * 1999-02-26 2000-08-31 Colorado Microdisplay, Inc. Method and apparatus for independent control of brightness and color balance in display and illumination systems

Also Published As

Publication number Publication date
JP2006508378A (ja) 2006-03-09
KR20050050644A (ko) 2005-05-31
AU2003265408A8 (en) 2004-02-25
CN1685276A (zh) 2005-10-19
WO2004015981A3 (en) 2005-04-14
KR101015029B1 (ko) 2011-02-16
EP1546794A2 (en) 2005-06-29
EP1546794A4 (en) 2007-03-07
WO2004015981A2 (en) 2004-02-19
MXPA05001668A (es) 2005-04-19
AU2003265408A1 (en) 2004-02-25

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP02 Change in the address of a patent holder
CP02 Change in the address of a patent holder

Address after: I Si Eli Murli Nor, France

Patentee after: THOMSON LICENSING

Address before: La France

Patentee before: THOMSON LICENSING

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190516

Address after: Paris France

Patentee after: Interactive digital CE patent holding Co.

Address before: I Si Eli Murli Nor, France

Patentee before: THOMSON LICENSING

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080618

Termination date: 20200811