JP2006323073A - 液晶表示装置 - Google Patents

液晶表示装置 Download PDF

Info

Publication number
JP2006323073A
JP2006323073A JP2005145461A JP2005145461A JP2006323073A JP 2006323073 A JP2006323073 A JP 2006323073A JP 2005145461 A JP2005145461 A JP 2005145461A JP 2005145461 A JP2005145461 A JP 2005145461A JP 2006323073 A JP2006323073 A JP 2006323073A
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal display
display device
light sources
luminance
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
JP2005145461A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006323073A5 (enExample
Inventor
Kimitaka Terasaka
公孝 寺坂
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.)
Japan Display Central Inc
Original Assignee
Toshiba Matsushita Display Technology Co Ltd
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 Toshiba Matsushita Display Technology Co Ltd filed Critical Toshiba Matsushita Display Technology Co Ltd
Priority to JP2005145461A priority Critical patent/JP2006323073A/ja
Priority to US11/383,594 priority patent/US20060262077A1/en
Publication of JP2006323073A publication Critical patent/JP2006323073A/ja
Publication of JP2006323073A5 publication Critical patent/JP2006323073A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • G09G3/3648—Control of matrices with row and column drivers using an active 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
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0469—Details of the physics of pixel operation
    • G09G2300/0478—Details of the physics of pixel operation related to liquid crystal pixels
    • G09G2300/0491—Use of a bi-refringent liquid crystal, optically controlled bi-refringence [OCB] with bend and splay states, or electrically controlled bi-refringence [ECB] for controlling the color
    • 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
    • G09G2310/0232—Special driving of display border areas
    • 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
    • G09G2320/0238—Improving the black level
    • 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
    • G09G2320/0613—The adjustment depending on the type of the information to be displayed
    • G09G2320/062—Adjustment of illumination source parameters
    • 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
    • G09G2320/066—Adjustment of display parameters for control of contrast
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
    • 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
    • G09G3/3413—Details of control of colour illumination sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)
JP2005145461A 2005-05-18 2005-05-18 液晶表示装置 Pending JP2006323073A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005145461A JP2006323073A (ja) 2005-05-18 2005-05-18 液晶表示装置
US11/383,594 US20060262077A1 (en) 2005-05-18 2006-05-16 Liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005145461A JP2006323073A (ja) 2005-05-18 2005-05-18 液晶表示装置

Publications (2)

Publication Number Publication Date
JP2006323073A true JP2006323073A (ja) 2006-11-30
JP2006323073A5 JP2006323073A5 (enExample) 2008-07-03

Family

ID=37447878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005145461A Pending JP2006323073A (ja) 2005-05-18 2005-05-18 液晶表示装置

Country Status (2)

Country Link
US (1) US20060262077A1 (enExample)
JP (1) JP2006323073A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2053585A2 (en) 2007-10-22 2009-04-29 Funai Electric Co., Ltd. Liquid crystal display and liquid crystal television
JP2013041196A (ja) * 2011-08-19 2013-02-28 Mitsubishi Electric Corp Ｌｅｄバックライト制御機構及び液晶表示装置
KR101349777B1 (ko) 2006-12-21 2014-01-10 엘지디스플레이 주식회사 액정표시장치의 백라이트 제어장치

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070062681A (ko) * 2005-12-13 2007-06-18 삼성전자주식회사 표시장치 및 이의 구동방법
US8154493B2 (en) * 2006-06-02 2012-04-10 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal display device, driving method of the same, and electronic device using the same
US8228272B2 (en) * 2006-12-22 2012-07-24 Hong Kong Applied Science And Technlogy Research Institute Company Limited Backlight device and liquid crystal display incorporating the backlight device
KR101309793B1 (ko) * 2007-01-12 2013-09-23 삼성전자주식회사 입체 영상을 처리하는 영상장치 및 그 제어방법
US8207931B2 (en) * 2007-05-31 2012-06-26 Hong Kong Applied Science and Technology Research Institute Company Limited Method of displaying a low dynamic range image in a high dynamic range
EP2015134A3 (en) 2007-07-13 2009-08-05 TTE Indianapolis Appearance improvement for zone backlit lcd display
WO2009016912A1 (ja) * 2007-07-27 2009-02-05 Sharp Kabushiki Kaisha 液晶表示装置、テレビジョン受像機、および照明装置
CN101414695B (zh) * 2007-10-18 2010-06-02 深圳Tcl新技术有限公司 延长电子装置中电池使用时间的方法及电子装置
US20110181611A1 (en) * 2009-06-30 2011-07-28 Yanli Zhang User interface and control of segmented backlight display
US9520105B2 (en) * 2009-06-30 2016-12-13 Intel Corporation Power savings for display panels
EP2492904A1 (en) * 2011-02-24 2012-08-29 Research In Motion Limited System and method for adjusting display regions for a display on an electronic device
US20120218312A1 (en) * 2011-02-24 2012-08-30 Research In Motion Limited System and method for adjusting display regions for a display on an electronic device
TWI455100B (zh) * 2012-04-13 2014-10-01 Wistron Corp 背光控制方法與背光系統
JP2019101284A (ja) * 2017-12-05 2019-06-24 シャープ株式会社 表示装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005070690A (ja) * 2003-08-28 2005-03-17 Matsushita Electric Ind Co Ltd 液晶表示装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6888529B2 (en) * 2000-12-12 2005-05-03 Koninklijke Philips Electronics N.V. Control and drive circuit arrangement for illumination performance enhancement with LED light sources
JP4218249B2 (ja) * 2002-03-07 2009-02-04 株式会社日立製作所 表示装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005070690A (ja) * 2003-08-28 2005-03-17 Matsushita Electric Ind Co Ltd 液晶表示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101349777B1 (ko) 2006-12-21 2014-01-10 엘지디스플레이 주식회사 액정표시장치의 백라이트 제어장치
EP2053585A2 (en) 2007-10-22 2009-04-29 Funai Electric Co., Ltd. Liquid crystal display and liquid crystal television
US8823631B2 (en) 2007-10-22 2014-09-02 Funai Electric Co., Ltd. Liquid crystal display and liquid crystal television
JP2013041196A (ja) * 2011-08-19 2013-02-28 Mitsubishi Electric Corp Ｌｅｄバックライト制御機構及び液晶表示装置

Also Published As

Publication number Publication date
US20060262077A1 (en) 2006-11-23

Similar Documents

Publication Publication Date Title
US8830158B2 (en) Method of local dimming a light source, light source apparatus for performing the method, and display apparatus having the light source apparatus
KR100732098B1 (ko) 광원 장치
TWI680446B (zh) 液晶顯示裝置及其驅動方法
JP2006323073A (ja) 液晶表示装置
CN101512627A (zh) 液晶显示装置及液晶显示装置的驱动方法
KR100827043B1 (ko) 액정 표시 장치 및 그 구동 방법
EP2369574A1 (en) Display apparatus
US9123299B2 (en) Liquid crystal display device including LED unit using current mirror circuit
US20090267971A1 (en) Method for driving display device to hide transient behavior
KR20110035836A (ko) 액정표시장치
US20070216843A1 (en) Liquid crystal display and backlight controlling method
US7733322B2 (en) Liquid crystal display device and driving method of the same
US20090207114A1 (en) Liquid crystal display device
KR101820839B1 (ko) 액정표시장치 및 그 구동방법
US20080218460A1 (en) Liquid crystal display device and method of driving the same
KR101604496B1 (ko) 액정표시장치
KR101761542B1 (ko) 액정 표시장치와 이의 구동방법
KR101687804B1 (ko) 액정 표시장치 및 구동방법
US20070085817A1 (en) Method for driving active matrix liquid crystal display
US8384645B2 (en) Method for driving LCD panel and LCD using the same
KR100627385B1 (ko) 액정 표시 장치
KR100599757B1 (ko) 액정표시장치 및 그에 따른 구동방법
KR101510901B1 (ko) 액정표시장치
KR20120008185A (ko) 액정표시장치
KR20110056710A (ko) 수평 전계형 액정표시장치 및 그 구동방법

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080519

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080519

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20110517

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110531

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20111101