BRPI0915892A2 - dispositivo e método de acionamento de luz de fundo - Google Patents
dispositivo e método de acionamento de luz de fundoInfo
- Publication number
- BRPI0915892A2 BRPI0915892A2 BRPI0915892A BRPI0915892A BRPI0915892A2 BR PI0915892 A2 BRPI0915892 A2 BR PI0915892A2 BR PI0915892 A BRPI0915892 A BR PI0915892A BR PI0915892 A BRPI0915892 A BR PI0915892A BR PI0915892 A2 BRPI0915892 A2 BR PI0915892A2
- Authority
- BR
- Brazil
- Prior art keywords
- backlight
- triggering device
- triggering
- backlight triggering
- 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
- G09G3/342—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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
- H05B45/28—Controlling the colour of the light using temperature feedback
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
- H05B45/44—Details of LED load circuits with an active control inside an LED matrix
- H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel 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
- G09G2310/00—Command of the display device
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
-
- 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
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/041—Temperature compensation
-
- 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
- G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness 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
- 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
- G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008181017 | 2008-07-11 | ||
PCT/JP2009/061485 WO2010004871A1 (ja) | 2008-07-11 | 2009-06-24 | バックライト駆動装置、それを備える表示装置、およびバックライト駆動方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0915892A2 true BRPI0915892A2 (pt) | 2015-11-03 |
Family
ID=41506990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0915892A BRPI0915892A2 (pt) | 2008-07-11 | 2009-06-24 | dispositivo e método de acionamento de luz de fundo |
Country Status (7)
Country | Link |
---|---|
US (1) | US20110096099A1 (pt) |
EP (1) | EP2299434A4 (pt) |
JP (1) | JPWO2010004871A1 (pt) |
CN (1) | CN102077266A (pt) |
BR (1) | BRPI0915892A2 (pt) |
RU (1) | RU2455670C1 (pt) |
WO (1) | WO2010004871A1 (pt) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011106661A1 (en) | 2010-02-25 | 2011-09-01 | B/E Aerospace, Inc. | Calibration method for led lighting systems |
JP2013521593A (ja) * | 2010-02-25 | 2013-06-10 | ビーイー・エアロスペース・インコーポレーテッド | Led照明システムのための較正方法 |
JP2013521594A (ja) | 2010-02-25 | 2013-06-10 | ビーイー・エアロスペース・インコーポレーテッド | Led照明素子 |
JP2011197168A (ja) * | 2010-03-18 | 2011-10-06 | Sharp Corp | 表示装置及び表示方法 |
TWI415519B (zh) * | 2010-06-25 | 2013-11-11 | Macroblock Inc | A control device for segmented control of a light emitting diode |
JP5628604B2 (ja) * | 2010-09-07 | 2014-11-19 | ミツミ電機株式会社 | バックライト装置、該バックライト装置を備えた表示装置及び照明装置 |
US8779696B2 (en) * | 2011-10-24 | 2014-07-15 | Advanced Analogic Technologies, Inc. | Low cost LED driver with improved serial bus |
US9232587B2 (en) * | 2011-09-30 | 2016-01-05 | Advanced Analogic Technologies, Inc. | Low cost LED driver with integral dimming capability |
US9288861B2 (en) | 2011-12-08 | 2016-03-15 | Advanced Analogic Technologies Incorporated | Serial lighting interface with embedded feedback |
JP2013182076A (ja) * | 2012-02-29 | 2013-09-12 | Toshiba Corp | 映像表示装置および発光装置 |
CN103857106B (zh) * | 2012-11-29 | 2016-05-18 | 利亚德光电股份有限公司 | Led驱动电路及控制系统 |
US10231303B2 (en) | 2014-10-22 | 2019-03-12 | Semisilicon Technology Corp. | Light emitting diode lamp receiving contactless burning signal and system for the same and burning address method for the same |
US11570866B2 (en) | 2014-10-22 | 2023-01-31 | Semisilicon Technology Corp. | Pixel-controlled LED light string and method of operating the same |
US10187935B2 (en) | 2014-10-22 | 2019-01-22 | Semisilicon Technology Corp. | Light emitting diode lamp with burnable function and light emitting diode lamp string with burnable function |
US10874010B2 (en) | 2014-10-22 | 2020-12-22 | Semisilicon Technology Corp. | Pixel-controlled LED light with burnable sequence and method of operating the same |
US11617241B2 (en) | 2014-10-22 | 2023-03-28 | Semisilicon Technology Corp. | Pixel-controlled LED light string and method of operating the same |
US9930734B2 (en) * | 2014-10-22 | 2018-03-27 | Semisilicon Technology Corp. | Light emitting diode lamp with burnable function and light emitting diode lamp string with burnable function |
US9805693B2 (en) * | 2014-12-04 | 2017-10-31 | Samsung Display Co., Ltd. | Relay-based bidirectional display interface |
CN105390089B (zh) * | 2015-12-15 | 2019-02-01 | 深圳Tcl新技术有限公司 | 背光系统的验证装置 |
KR102548857B1 (ko) * | 2016-11-30 | 2023-06-29 | 삼성디스플레이 주식회사 | 표시 장치 및 이를 이용한 표시 패널의 구동 방법 |
JP2018124458A (ja) * | 2017-02-01 | 2018-08-09 | パナソニック液晶ディスプレイ株式会社 | 液晶バックライト装置及び表示装置 |
CN107316604B (zh) * | 2017-08-22 | 2019-06-14 | 开源集成电路(苏州)有限公司 | 一种led显示屏单元板的并行总线装置 |
US11710464B2 (en) | 2018-05-03 | 2023-07-25 | Darfon Electronics Corp. | Display device and backlight apparatus thereof |
TWI642979B (zh) | 2018-05-03 | 2018-12-01 | 達方電子股份有限公司 | 背光裝置 |
CN109064980A (zh) * | 2018-09-25 | 2018-12-21 | 四川长虹电器股份有限公司 | 液晶屏背光多分区控制装置 |
US10791604B2 (en) | 2018-12-28 | 2020-09-29 | Semisilicon Technology Corp. | Cascading LED lights with low power consumption |
CN109951919B (zh) * | 2018-12-28 | 2020-05-15 | 矽诚科技股份有限公司 | 载波控制的发光二极管灯及发光二极管灯串 |
US11257421B2 (en) * | 2019-08-24 | 2022-02-22 | Huayuan Semiconductor (Shenzhen) Limited Company | Display device with single package light emitting diode and driver circuit |
US11521542B2 (en) | 2019-11-20 | 2022-12-06 | Novatek Microelectronics Corp. | Method for display driver system and display driver system |
TWI723669B (zh) * | 2019-12-06 | 2021-04-01 | 新唐科技股份有限公司 | 背光裝置及驅動方法 |
CN111210781B (zh) * | 2020-03-09 | 2022-10-14 | 诺肯科技股份有限公司 | Led背光驱动电路及其位址设定方法 |
KR102285564B1 (ko) * | 2020-04-09 | 2021-08-04 | (주)실리콘인사이드 | 고장 검출 가능한 led 백라이트 유닛 |
US11276345B2 (en) * | 2020-05-22 | 2022-03-15 | Huayuan Semiconductor (Shenzhen) Limited Company | Display device with feedback via parallel connections from distributed driver circuits to a single wire interface |
CN113744694A (zh) * | 2020-05-29 | 2021-12-03 | 脸谱科技有限责任公司 | 全局控制的局部调光 |
KR102271828B1 (ko) | 2020-06-22 | 2021-07-01 | 주식회사 글로벌테크놀로지 | 디스플레이를 위한 백라이트 장치 |
US10909911B1 (en) | 2020-09-18 | 2021-02-02 | Huayuan Semiconductor (Shenzhen) Limited Company | Display device with distributed driver circuits and shared multi-wire communication interface for dimming data |
KR102429326B1 (ko) * | 2021-03-18 | 2022-08-04 | 주식회사 글로벌테크놀로지 | 디스플레이를 위한 백라이트 장치 |
US20230282172A1 (en) * | 2021-06-21 | 2023-09-07 | Beijing Boe Optoelectronics Technology Co., Ltd. | Driver circuit, driving method of the driver circuit, array substrate, and display device |
KR102363928B1 (ko) | 2021-07-23 | 2022-02-17 | 주식회사 웰랑 | 로컬 디밍을 위한 led 드라이버, 발광 모듈 및 디스플레이 장치 |
CN114093314B (zh) * | 2022-01-19 | 2022-08-30 | 北京显芯科技有限公司 | 一种地址设定方法、设备和显示装置 |
CN116743705B (zh) * | 2023-06-15 | 2023-12-05 | 北京显芯科技有限公司 | 一种地址配置方法、背光控制装置及显示装置 |
CN116781666B (zh) * | 2023-06-15 | 2024-02-13 | 北京显芯科技有限公司 | 一种地址配置方法、背光控制装置及显示装置 |
CN118276358A (zh) * | 2024-06-04 | 2024-07-02 | 北京显芯科技有限公司 | 一种背光驱动装置、方法及背光板和液晶显示器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3675720B2 (ja) * | 2001-01-31 | 2005-07-27 | オムロン株式会社 | バックライト制御方法および表示装置 |
JP4029743B2 (ja) * | 2003-02-24 | 2008-01-09 | ソニー株式会社 | バックライト |
JP4612406B2 (ja) * | 2004-02-09 | 2011-01-12 | 株式会社日立製作所 | 液晶表示装置 |
JP4241487B2 (ja) * | 2004-04-20 | 2009-03-18 | ソニー株式会社 | Led駆動装置、バックライト光源装置及びカラー液晶表示装置 |
US20060097978A1 (en) * | 2004-10-22 | 2006-05-11 | Ng Kee Y | Field-sequential color display with feedback control |
US7538755B2 (en) * | 2004-11-02 | 2009-05-26 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | System, method and apparatus using addressable light sensors |
JP4438722B2 (ja) * | 2004-11-19 | 2010-03-24 | ソニー株式会社 | バックライト駆動装置、バックライト駆動方法及び液晶表示装置 |
KR100670581B1 (ko) * | 2005-02-18 | 2007-01-17 | 삼성전자주식회사 | Led구동장치 |
JP4514674B2 (ja) * | 2005-08-16 | 2010-07-28 | シャープ株式会社 | 表示装置、表示パネル用基板および表示パネル用基板の製造方法 |
US20070268236A1 (en) * | 2006-05-17 | 2007-11-22 | Neil Morrow | Methods and systems for LCD backlight color control |
JP4725529B2 (ja) | 2007-02-13 | 2011-07-13 | ソニー株式会社 | バックライト駆動装置、表示装置 |
TWI374419B (en) * | 2007-05-15 | 2012-10-11 | Analog Integrations Corp | Control circuit of area control driving circuit for led light source and controlling method thereof |
-
2009
- 2009-06-24 JP JP2010519722A patent/JPWO2010004871A1/ja not_active Ceased
- 2009-06-24 RU RU2011105016/28A patent/RU2455670C1/ru not_active IP Right Cessation
- 2009-06-24 WO PCT/JP2009/061485 patent/WO2010004871A1/ja active Application Filing
- 2009-06-24 US US12/737,161 patent/US20110096099A1/en not_active Abandoned
- 2009-06-24 EP EP09794317A patent/EP2299434A4/en not_active Withdrawn
- 2009-06-24 BR BRPI0915892A patent/BRPI0915892A2/pt not_active Application Discontinuation
- 2009-06-24 CN CN2009801254958A patent/CN102077266A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP2299434A4 (en) | 2012-01-18 |
EP2299434A1 (en) | 2011-03-23 |
RU2455670C1 (ru) | 2012-07-10 |
US20110096099A1 (en) | 2011-04-28 |
WO2010004871A1 (ja) | 2010-01-14 |
CN102077266A (zh) | 2011-05-25 |
JPWO2010004871A1 (ja) | 2012-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B10A | Cessation: cessation confirmed |
Free format text: HOMOLOGADA A DESISTENCIA DO PEDIDO, SOLICITADA ATRAVES DA PETICAO INPI/RJ NO 020130061361 DE 11/07/2013. |