WO2020164304A1 - 显示装置的背光控制方法、背光控制器及显示装置 - Google Patents
显示装置的背光控制方法、背光控制器及显示装置 Download PDFInfo
- Publication number
- WO2020164304A1 WO2020164304A1 PCT/CN2019/125809 CN2019125809W WO2020164304A1 WO 2020164304 A1 WO2020164304 A1 WO 2020164304A1 CN 2019125809 W CN2019125809 W CN 2019125809W WO 2020164304 A1 WO2020164304 A1 WO 2020164304A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- backlight
- brightness
- emitted
- subarea
- light
- Prior art date
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
- G09G3/3406—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
- 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
-
- 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
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
-
- 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
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
Definitions
- the present disclosure relates to a backlight control method of a display device, a backlight controller and a display device.
- Liquid crystal display devices are widely used in electronic products such as televisions and mobile phones due to their advantages of low radiation, low power consumption, and small size.
- the brightness of the light to be emitted is adjusted for at least one of the two adjacent backlight partitions, so that the two The absolute value of the brightness difference between adjacent backlight sub-zones to be emitted decreases;
- Adjustments include:
- the adjacent backlight partitions of the central backlight partition are: backlight partitions adjacent to the central backlight partition in at least one direction (that is, one or more directions) of the central backlight partition.
- the adjacent backlight subarea of the central backlight subarea is: the backlight subarea adjacent to the central backlight subarea in the eight directions of the central backlight subarea. That is, the backlight partitions in the eight neighborhoods of the central backlight partition are adjacent backlight partitions of the central backlight partition. For example, as shown in FIG.
- the backlight controller may determine the backlight partition in the second row and the 10th column as the partition to be adjusted. There is a large difference in the brightness of the light to be emitted between the partition to be adjusted and the central backlight partition, which may cause halos in the display panel.
- Step 308 Update the central backlight zone to the zone to be adjusted. Go to step 305.
- the brightness of the light to be emitted Q2 represents the auxiliary threshold
- Lx represents the maximum brightness (the maximum brightness of the brightness of the light to be emitted from the multiple backlight partitions when the brightness of the multiple backlight partitions is not adjusted)
- Ly represents the non-zero minimum brightness (in When the brightness of the light to be emitted from the multiple backlight subarea is not adjusted, the non-zero minimum brightness of the brightness of the light to be emitted from the multiple backlight subarea).
- each backlight partition can be controlled to emit its to-be-emitting brightness light .
- the third adjustment module 908 is configured to perform brightness scanning of the multiple backlight partitions, and if the brightness of the multiple backlight partitions to be emitted is not adjusted, the kth adjacent backlight partition of the p-th backlight partition If the brightness of the light to be emitted is greater than the brightness of the light to be emitted for the p-th backlight partition, the brightness of the light to be emitted from the k-th adjacent backlight partition is increased by the first brightness, p ⁇ 1, k ⁇ 1;
- FIG. 13 is a schematic structural diagram of a display device provided by an embodiment of the disclosure.
- the display device 120 includes a display panel 1, a backlight module 0 and a backlight controller 90.
- the backlight module 0 is located on the light-incident side of the display panel 1, and the backlight controller 90 is electrically connected to the backlight module 0.
- the backlight controller 90 is the backlight controller 90 shown in FIG. 9 or FIG. 10, or the backlight controller 90 is the backlight controller 90 shown in FIG.
- the display device provided by the embodiment of the present disclosure may be a liquid crystal display device, and correspondingly, the display panel in the display device may be a liquid crystal display panel.
- the method embodiments provided in the embodiments of the present disclosure can be cross-referenced with the corresponding backlight controller embodiments, which are not limited in the embodiments of the present disclosure.
- the sequence of the steps in the method embodiments provided in the embodiments of the present disclosure can be adjusted appropriately, and the steps can be increased or decreased accordingly according to the situation. Any person skilled in the art can easily think of changes within the technical scope disclosed in the present disclosure. The methods should all be covered within the scope of protection of the present disclosure, so they will not be repeated here.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (15)
- 一种显示装置的背光控制方法,所述显示装置包括:显示面板和背光模组,所述显示面板包括多个显示分区,所述背光模组包括与所述多个显示分区一一对应的多个背光分区,所述方法包括:根据所述多个显示分区的待显示亮度,确定所述背光模组中每个背光分区的待出光亮度;在所述多个背光分区包括待出光亮度差的绝对值大于目标阈值的两个相邻背光分区时,对所述两个相邻背光分区中至少一个的待出光亮度进行调整,使得所述两个相邻背光分区的待出光亮度差的绝对值减小;在待出光亮度调整完毕后,控制所述每个背光分区发光。
- 根据权利要求1所述的方法,其中,所述对所述两个相邻背光分区中至少一个的待出光亮度进行调整,使得所述两个相邻背光分区的待出光亮度差的绝对值减小,包括:对所述两个相邻背光分区中至少一个的待出光亮度进行调整,使得所述两个相邻背光分区的待出光亮度差的绝对值小于或等于所述目标阈值。
- 根据权利要求1或2所述的方法,其中,所述在所述多个背光分区包括待出光亮度差的绝对值大于目标阈值的两个相邻背光分区时,对所述两个相邻背光分区中至少一个的待出光亮度进行调整,包括:以所述多个背光分区中具有最大亮度的背光分区为中心背光分区,执行调整过程,其中,所述调整过程包括:当所述中心背光分区的相邻背光分区包括:与所述中心背光分区的待出光亮度差的绝对值大于所述目标阈值的待调整分区时,对所述待调整分区的待出光亮度进行调整,以使所述中心背光分区与所述待调整分区的待出光亮度差的绝对值减小;当待出光亮度调整后的待调整分区中至少一个分区的待出光亮度与非零最小亮度之差大于所述目标阈值时,将所述中心背光分区更新为所述待调整分区,重复执行所述调整过程,直至在待出光亮度调整后的待调整分区中每个分区的待出光亮度与所述非零最小亮度之差均小于或等于所述目标阈值;其中,所述 非零最小亮度为:在对所述两个相邻背光分区中至少一个的待出光亮度进行调整之前,所述多个背光分区的待出光亮度中的非零最小亮度。
- 根据权利要求3所述的方法,其中,所述对所述待调整分区的待出光亮度进行调整,包括:当所述中心背光分区与所述待调整分区的待出光亮度差大于所述目标阈值时,将所述待调整分区的待出光亮度调整为:所述中心背光分区的待出光亮度与所述目标阈值之差;当所述中心背光分区与所述待调整分区的待出光亮度差小于或等于所述目标阈值,且所述待调整分区与所述中心背光分区的待出光亮度差大于所述目标阈值时,将所述待调整分区的待出光亮度调整为:所述中心背光分区的待出光亮度与所述目标阈值之和。
- 根据权利要求3所述的方法,其中,所述调整过程还包括:对所述中心背光分区的每个相邻背光分区进行亮度扫描,以确定所述中心背光分区的每个相邻背光分区是否为所述待调整分区;在对所述两个相邻背光分区中至少一个的待出光亮度进行调整之后,所述方法还包括:在所述多个背光分区中的至少一个背光分区未进行过亮度扫描时,若所述多个背光分区包括待出光亮度差的绝对值大于目标阈值的两个相邻背光分区,则对所述两个相邻背光分区中至少一个的待出光亮度进行调整,使得所述两个相邻背光分区的待出光亮度差的绝对值减小。
- 根据权利要求5所述的方法,其中,所述多个背光分区包括m行n列背光分区,m≥1,n≥1,所述方法还包括:获取m行n列的标志矩阵,所述标志矩阵中的每个元素均不为零;在对第i行第j列的背光分区进行亮度扫描时,将所述标志矩阵中第i行第j列的元素赋值为零,1≤i≤m,1≤j≤n;当所述标志矩阵中存在不为零的元素时,确定所述多个背光分区中的至少一个背光分区未进行过亮度扫描。
- 根据权利要求5或6所述的方法,其中,所述方法还包括:在所述多个背光分区均进行过亮度扫描时,若在所述多个背光分区的待出光亮度均未被调整时,第p个背光分区的第k个相邻背光分区的待出光亮度大于所述第p个背光分区的待出光亮度,则将所述第k个相邻背光分区的待出光亮度增加第一亮度,p≥1,k≥1;在所述多个背光分区均进行过亮度扫描时,若在所述多个背光分区的待出光亮度均未被调整时,所述第k个相邻背光分区的待出光亮度小于或等于所述第p个背光分区的待出光亮度,则将所述第k个相邻背光分区的待出光亮度减小所述第一亮度;
- 根据权利要求1、2、4、5或6所述的方法,其中,所述方法还包括:在对所述两个相邻背光分区中至少一个的待出光亮度进行调整之前,确定所述多个背光分区的待出光亮度中的最大亮度和非零最小亮度;所述在所述多个背光分区包括待出光亮度差的绝对值大于目标阈值的两个相邻背光分区时,对所述两个相邻背光分区中至少一个的待出光亮度进行调整,包括:在所述最大亮度不等于所述非零最小亮度,且所述多个背光分区包括待出光亮度差的绝对值大于目标阈值的两个相邻背光分区时,对所述两个相邻背光分区中至少一个的待出光亮度进行调整。
- 根据权利要求3所述的方法,其中,所述中心背光分区的相邻背光分区为:在所述中心背光分区的八个方向上与所述中心背光分区相邻的背光分区。
- 根据权利要求7所述的方法,其中,所述目标阈值与所述辅助阈值之 和小于或等于40灰阶的亮度。
- 根据权利要求6所述的方法,其中,所述标志矩阵中的每个元素均等于1。
- 一种显示装置的背光控制器,其中,所述显示装置还包括:显示面板和背光模组,所述显示面板包括多个显示分区,所述背光模组包括与所述多个显示分区一一对应的多个背光分区,所述背光控制器包括:第一确定模块,被配置为根据所述多个显示分区的待显示亮度,确定所述背光模组中每个背光分区的待出光亮度;第一调整模块,被配置为在所述多个背光分区包括待出光亮度差的绝对值大于目标阈值的两个相邻背光分区时,对所述两个相邻背光分区中至少一个的待出光亮度进行调整,使得所述两个相邻背光分区的待出光亮度差的绝对值减小;控制模块,被配置为在待出光亮度调整完毕后,控制所述每个背光分区发光。
- 一种显示装置的背光控制器,其中,所述背光控制器包括:处理器和存储介质,所述存储介质被配置为存储适用于所述处理器执行的计算机指令,且所述计算机指令被所述处理器执行时用于实现如权利要求1至11任一所述的显示装置的背光控制方法。
- 一种存储介质,其中,所述存储介质内存储有适用于处理器执行的计算机指令,所述计算机指令被所述处理器执行时实现权利要求1至11任一所述的显示装置的背光控制方法。
- 一种显示装置,其中,所述显示装置包括:显示面板、背光模组以及背光控制器,所述背光控制器为权利要求12或13所述的显示装置的背光控制器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/959,201 US11417285B2 (en) | 2019-02-15 | 2019-12-17 | Method for controlling backlight, backlight controller of display device, and display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910116473.0A CN109686321B (zh) | 2019-02-15 | 2019-02-15 | 显示装置的背光控制方法、背光控制器及显示装置 |
CN201910116473.0 | 2019-02-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020164304A1 true WO2020164304A1 (zh) | 2020-08-20 |
Family
ID=66195882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2019/125809 WO2020164304A1 (zh) | 2019-02-15 | 2019-12-17 | 显示装置的背光控制方法、背光控制器及显示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11417285B2 (zh) |
CN (1) | CN109686321B (zh) |
WO (1) | WO2020164304A1 (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109686321B (zh) | 2019-02-15 | 2021-01-26 | 京东方科技集团股份有限公司 | 显示装置的背光控制方法、背光控制器及显示装置 |
CN111899694B (zh) * | 2019-05-06 | 2022-06-07 | 京东方科技集团股份有限公司 | 背光模组的背光控制方法和装置、显示装置 |
CN110246466B (zh) * | 2019-07-12 | 2021-01-29 | 业成科技(成都)有限公司 | 显示装置的光源控制方法及液晶显示装置 |
CN111599320B (zh) * | 2020-06-22 | 2021-03-16 | 京东方科技集团股份有限公司 | 一种显示装置的背光调节方法及背光调节装置、显示装置 |
CN113129847B (zh) * | 2021-04-13 | 2022-07-12 | Tcl华星光电技术有限公司 | 背光亮度控制方法、装置及显示设备 |
TWI786719B (zh) * | 2021-07-13 | 2022-12-11 | 義隆電子股份有限公司 | 改善顯示器的光暈效應的方法 |
CN113851090B (zh) * | 2021-09-26 | 2023-06-13 | 福州京东方光电科技有限公司 | 显示装置及其控制方法、相关设备 |
CN113870802B (zh) * | 2021-09-29 | 2023-02-10 | 京东方科技集团股份有限公司 | 显示装置及其控制方法、相关设备 |
WO2023050190A1 (zh) * | 2021-09-29 | 2023-04-06 | 京东方科技集团股份有限公司 | 亮度调节方法、调节系统、显示装置 |
CN114203119B (zh) * | 2021-12-06 | 2023-01-20 | 深圳Tcl新技术有限公司 | 显示控制方法、装置、电子设备及存储介质 |
CN114241962B (zh) * | 2021-12-15 | 2023-12-05 | 威创集团股份有限公司 | 一种cob屏墨色校验方法、装置、设备和介质 |
CN115933248B (zh) * | 2022-10-21 | 2024-01-26 | 惠科股份有限公司 | 背光模组及显示装置 |
CN116543679A (zh) * | 2023-04-18 | 2023-08-04 | 惠科股份有限公司 | 显示补偿方法和双倍驱动速率型显示装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009204824A (ja) * | 2008-02-27 | 2009-09-10 | Toshiba Corp | 画像表示装置及びその方法 |
CN101777312A (zh) * | 2010-03-12 | 2010-07-14 | 彩虹集团公司 | Led动态背光的误差扩散调节方法 |
CN101852946A (zh) * | 2009-04-01 | 2010-10-06 | 乐金显示有限公司 | 液晶显示器及其驱动方法 |
CN102117600A (zh) * | 2010-01-04 | 2011-07-06 | 青岛海信电器股份有限公司 | 一种led背光源的分区光晕改善方法及其控制装置 |
CN106328071A (zh) * | 2016-10-14 | 2017-01-11 | 京东方科技集团股份有限公司 | 一种液晶显示器的局部背光调光方法及液晶显示器 |
CN106652925A (zh) * | 2015-10-29 | 2017-05-10 | 青岛海信电器股份有限公司 | 一种图像处理方法及液晶显示器 |
CN109686321A (zh) * | 2019-02-15 | 2019-04-26 | 京东方科技集团股份有限公司 | 显示装置的背光控制方法、背光控制器及显示装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090267879A1 (en) * | 2006-10-27 | 2009-10-29 | Sharp Kabushiki Kaisha | Liquid crystal display device |
JP4552155B2 (ja) * | 2007-04-27 | 2010-09-29 | ソニー株式会社 | テレビジョン装置 |
JP5117762B2 (ja) * | 2007-05-18 | 2013-01-16 | 株式会社半導体エネルギー研究所 | 液晶表示装置 |
KR20090044292A (ko) * | 2007-10-31 | 2009-05-07 | 삼성전자주식회사 | 표시 장치 및 이의 구동방법 |
JP5122927B2 (ja) * | 2007-12-04 | 2013-01-16 | 株式会社東芝 | 画像表示装置および画像表示方法 |
US8547407B2 (en) * | 2010-10-05 | 2013-10-01 | Synaptics Incorporated | Backlight control method and apparatus for high brightness contrast images |
JP5323272B2 (ja) * | 2011-02-09 | 2013-10-23 | 三菱電機株式会社 | 発光制御装置及び方法、発光装置、画像表示装置、プログラム、並びに記録媒体 |
TWI469082B (zh) | 2012-07-19 | 2015-01-11 | Au Optronics Corp | 處理影像訊號之方法 |
KR20140030468A (ko) * | 2012-08-30 | 2014-03-12 | 삼성디스플레이 주식회사 | 디밍 동작 제어 방법, 디밍 동작 제어 장치 및 이를 구비하는 평판 표시 장치 |
CN103050095A (zh) * | 2013-01-06 | 2013-04-17 | 青岛海信电器股份有限公司 | 一种背光驱动方法和背光模组、电视机 |
CN105161064B (zh) * | 2015-09-17 | 2018-06-26 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN107680542B (zh) * | 2017-11-21 | 2020-09-04 | 武汉华星光电技术有限公司 | 一种分区背光控制方法及其装置 |
CN108428436B (zh) * | 2018-05-08 | 2019-12-10 | 京东方科技集团股份有限公司 | 亮度补偿方法、亮度补偿装置、显示装置及存储介质 |
US11961484B2 (en) * | 2018-08-31 | 2024-04-16 | Xi'an Novastar Tech Co., Ltd. | Correction method, correction device and correction system for free full-screen splicing |
CN109064979B (zh) * | 2018-09-07 | 2020-12-11 | 京东方科技集团股份有限公司 | 图像显示处理方法及装置、显示装置及存储介质 |
-
2019
- 2019-02-15 CN CN201910116473.0A patent/CN109686321B/zh active Active
- 2019-12-17 US US16/959,201 patent/US11417285B2/en active Active
- 2019-12-17 WO PCT/CN2019/125809 patent/WO2020164304A1/zh active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009204824A (ja) * | 2008-02-27 | 2009-09-10 | Toshiba Corp | 画像表示装置及びその方法 |
CN101852946A (zh) * | 2009-04-01 | 2010-10-06 | 乐金显示有限公司 | 液晶显示器及其驱动方法 |
CN102117600A (zh) * | 2010-01-04 | 2011-07-06 | 青岛海信电器股份有限公司 | 一种led背光源的分区光晕改善方法及其控制装置 |
CN101777312A (zh) * | 2010-03-12 | 2010-07-14 | 彩虹集团公司 | Led动态背光的误差扩散调节方法 |
CN106652925A (zh) * | 2015-10-29 | 2017-05-10 | 青岛海信电器股份有限公司 | 一种图像处理方法及液晶显示器 |
CN106328071A (zh) * | 2016-10-14 | 2017-01-11 | 京东方科技集团股份有限公司 | 一种液晶显示器的局部背光调光方法及液晶显示器 |
CN109686321A (zh) * | 2019-02-15 | 2019-04-26 | 京东方科技集团股份有限公司 | 显示装置的背光控制方法、背光控制器及显示装置 |
Also Published As
Publication number | Publication date |
---|---|
CN109686321A (zh) | 2019-04-26 |
CN109686321B (zh) | 2021-01-26 |
US20210217370A1 (en) | 2021-07-15 |
US11417285B2 (en) | 2022-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2020164304A1 (zh) | 显示装置的背光控制方法、背光控制器及显示装置 | |
US11335285B2 (en) | Circuit and method for adjusting display brightness level to display image with an improved homogenization effect | |
EP3013029B1 (en) | Data conversation unit and method for data conversation and display device having data conversation unit | |
KR101443371B1 (ko) | 액정표시장치 및 그의 구동방법 | |
CN108962135B (zh) | 显示面板的老化补偿方法、装置 | |
KR101030503B1 (ko) | 백라이트 분할제어장치 및 이를 이용한 백라이트 분할제어방법 | |
US20100328336A1 (en) | Liquid Crystal Display Wall and Method for Controlling the Same | |
TWI680446B (zh) | 液晶顯示裝置及其驅動方法 | |
KR102646685B1 (ko) | 디스플레이 장치 및 그 제어 방법 | |
US10643549B1 (en) | Display with adjustable direct-lit backlight units | |
WO2018196119A1 (zh) | Oled显示装置的亮度补偿系统及亮度补偿方法 | |
US8217969B2 (en) | Display apparatus, display control module | |
TWI441150B (zh) | 液晶顯示裝置及其驅動方法 | |
US10964275B2 (en) | Displays with adjustable direct-lit backlight units and adaptive processing | |
US20080204475A1 (en) | Power reduction driving controller, organic light emitting display including the same, and associated methods | |
US10571744B1 (en) | Displays with adjustable direct-lit backlight units and power consumption compensation | |
WO2020024422A1 (zh) | Mura补偿方法 | |
WO2020094006A1 (zh) | 显示设备及其驱动方法、驱动装置和计算机可读介质 | |
KR20110042873A (ko) | 액정 표시장치의 구동장치와 그 구동방법 | |
JP2020518018A (ja) | 輝度調整システム | |
CN112509514A (zh) | 显示面板的亮度补偿方法和装置 | |
KR102119091B1 (ko) | 표시장치 및 그의 구동방법 | |
KR101862610B1 (ko) | 액정 표시장치의 구동장치와 그 구동방법 | |
CN111489716B (zh) | 像素电路的驱动方法 | |
KR20140076363A (ko) | 휘도조절방법, 휘도조절장치, 및 이를 포함하는 유기 발광 디스플레이 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 19914817 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 19914817 Country of ref document: EP Kind code of ref document: A1 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 19914817 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 10/05/2022) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 19914817 Country of ref document: EP Kind code of ref document: A1 |