WO2005081212A3 - Entrainement de luminance - Google Patents
Entrainement de luminance Download PDFInfo
- Publication number
- WO2005081212A3 WO2005081212A3 PCT/EP2005/000569 EP2005000569W WO2005081212A3 WO 2005081212 A3 WO2005081212 A3 WO 2005081212A3 EP 2005000569 W EP2005000569 W EP 2005000569W WO 2005081212 A3 WO2005081212 A3 WO 2005081212A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electronic device
- portable electronic
- controlled according
- device controlled
- ambient illumination
- Prior art date
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
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
-
- 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
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Telephone Function (AREA)
- Controls And Circuits For Display Device (AREA)
- Liquid Crystal Display Device Control (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04003252.6 | 2004-02-13 | ||
EP04003252A EP1569194A1 (fr) | 2004-02-13 | 2004-02-13 | Dispositif électronique portable controlé en dépendance de la lumière ambiante |
US54633504P | 2004-02-20 | 2004-02-20 | |
US60/546,335 | 2004-02-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005081212A2 WO2005081212A2 (fr) | 2005-09-01 |
WO2005081212A3 true WO2005081212A3 (fr) | 2009-01-08 |
Family
ID=34889008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2005/000569 WO2005081212A2 (fr) | 2004-02-13 | 2005-01-21 | Entrainement de luminance |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2005081212A2 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4059910B2 (ja) * | 2005-11-11 | 2008-03-12 | シャープ株式会社 | 液晶表示装置 |
EP1801767A1 (fr) | 2005-12-23 | 2007-06-27 | Research In Motion Limited | Procédé et dispositif pour régler ou modifier des propriétés d'éléments sur un affichage visuel basé sur la lumière ambiante |
US20120092541A1 (en) * | 2010-10-19 | 2012-04-19 | Nokia Corporation | Method and apparatus for ambient light measurement system |
CN102542995A (zh) * | 2010-12-22 | 2012-07-04 | 深圳富泰宏精密工业有限公司 | 背光调节电路 |
CN109147715A (zh) * | 2018-08-28 | 2019-01-04 | 武汉华星光电技术有限公司 | 用于降低显示面板功耗的方法及低功耗的显示装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020163524A1 (en) * | 2000-12-07 | 2002-11-07 | International Business Machines Corporation | System and method for automatic adjustment of backlighting, contrast and color in a data processing system |
US20030122810A1 (en) * | 2001-12-31 | 2003-07-03 | Tsirkel Aaron M. | Method and apparatus to adjust the brightness of a display screen |
EP1361563A2 (fr) * | 2002-05-08 | 2003-11-12 | ATI Technologies Inc. | Appareil portable avec un afficheur à cristaux liquides et retro-éclairage et sa méthode de configuration |
GB2391752A (en) * | 2002-08-07 | 2004-02-11 | Nec Technologies | Reducing power consumption of display illumination |
-
2005
- 2005-01-21 WO PCT/EP2005/000569 patent/WO2005081212A2/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020163524A1 (en) * | 2000-12-07 | 2002-11-07 | International Business Machines Corporation | System and method for automatic adjustment of backlighting, contrast and color in a data processing system |
US20030122810A1 (en) * | 2001-12-31 | 2003-07-03 | Tsirkel Aaron M. | Method and apparatus to adjust the brightness of a display screen |
EP1361563A2 (fr) * | 2002-05-08 | 2003-11-12 | ATI Technologies Inc. | Appareil portable avec un afficheur à cristaux liquides et retro-éclairage et sa méthode de configuration |
GB2391752A (en) * | 2002-08-07 | 2004-02-11 | Nec Technologies | Reducing power consumption of display illumination |
Also Published As
Publication number | Publication date |
---|---|
WO2005081212A2 (fr) | 2005-09-01 |
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