EP2174264A4 - VIDEO IMPROVEMENT AND DISPLAY POWER MANAGEMENT - Google Patents

VIDEO IMPROVEMENT AND DISPLAY POWER MANAGEMENT

Info

Publication number
EP2174264A4
EP2174264A4 EP07810189A EP07810189A EP2174264A4 EP 2174264 A4 EP2174264 A4 EP 2174264A4 EP 07810189 A EP07810189 A EP 07810189A EP 07810189 A EP07810189 A EP 07810189A EP 2174264 A4 EP2174264 A4 EP 2174264A4
Authority
EP
European Patent Office
Prior art keywords
power management
display power
video enhancement
enhancement
video
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.)
Withdrawn
Application number
EP07810189A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2174264A1 (en
Inventor
Ananth Sankar
Rosell David Romacho
Praveen Dua
Anurag Bist
Sriram Sundararajan
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.)
Moxair Inc
Original Assignee
Moxair 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 Moxair Inc filed Critical Moxair Inc
Publication of EP2174264A1 publication Critical patent/EP2174264A1/en
Publication of EP2174264A4 publication Critical patent/EP2174264A4/en
Withdrawn legal-status Critical Current

Links

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
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • 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
    • G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0653—Controlling or limiting the speed of brightness adjustment of the 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
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/16—Determination of a pixel data signal depending on the signal applied in the previous frame
    • 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
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
    • 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
EP07810189A 2007-06-30 2007-06-30 VIDEO IMPROVEMENT AND DISPLAY POWER MANAGEMENT Withdrawn EP2174264A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2007/015436 WO2009005501A1 (en) 2007-06-30 2007-06-30 Video enhancement and display power management

Publications (2)

Publication Number Publication Date
EP2174264A1 EP2174264A1 (en) 2010-04-14
EP2174264A4 true EP2174264A4 (en) 2010-06-16

Family

ID=40226363

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07810189A Withdrawn EP2174264A4 (en) 2007-06-30 2007-06-30 VIDEO IMPROVEMENT AND DISPLAY POWER MANAGEMENT

Country Status (4)

Country Link
EP (1) EP2174264A4 (ko)
KR (1) KR20100074103A (ko)
CN (1) CN101884048B (ko)
WO (1) WO2009005501A1 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102436615B (zh) * 2011-12-05 2015-07-01 广州上源物联网科技有限公司 一种用于电力行业仓储管理的声光电子标签系统及方法
USD766656S1 (en) 2015-03-05 2016-09-20 8479950 Canada Inc. Filter

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010033260A1 (en) * 2000-03-27 2001-10-25 Shigeyuki Nishitani Liquid crystal display device for displaying video data
US20050104842A1 (en) * 2003-11-17 2005-05-19 Lg Philips Lcd Co., Ltd. Method and apparatus for driving liquid crystal display
US20060139270A1 (en) * 2004-12-29 2006-06-29 Lg.Philips Lcd Co., Ltd. Method and apparatus for driving liquid crystal dispaly device
US20070001997A1 (en) * 2005-06-30 2007-01-04 Lg Philips Lcd Co., Ltd. Apparatus and method of driving liquid crystal display device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003088203A1 (en) * 2002-04-11 2003-10-23 Genoa Color Technologies Ltd. Color display devices and methods with enhanced attributes
JP3838243B2 (ja) * 2003-09-04 2006-10-25 ソニー株式会社 画像処理方法、および画像処理装置、並びにコンピュータ・プログラム
US7873229B2 (en) * 2006-02-08 2011-01-18 Moxair, Inc. Distributed processing for video enhancement and display power management
US20070185757A1 (en) * 2006-02-09 2007-08-09 Sap Talent relationship management with E-recruiting

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010033260A1 (en) * 2000-03-27 2001-10-25 Shigeyuki Nishitani Liquid crystal display device for displaying video data
US20050104842A1 (en) * 2003-11-17 2005-05-19 Lg Philips Lcd Co., Ltd. Method and apparatus for driving liquid crystal display
US20060139270A1 (en) * 2004-12-29 2006-06-29 Lg.Philips Lcd Co., Ltd. Method and apparatus for driving liquid crystal dispaly device
US20070001997A1 (en) * 2005-06-30 2007-01-04 Lg Philips Lcd Co., Ltd. Apparatus and method of driving liquid crystal display device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009005501A1 *

Also Published As

Publication number Publication date
EP2174264A1 (en) 2010-04-14
WO2009005501A1 (en) 2009-01-08
CN101884048A (zh) 2010-11-10
KR20100074103A (ko) 2010-07-01
CN101884048B (zh) 2013-05-01

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