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1. 发明申请

US20150235597A1 LIGHT SOURCE CONTROL MODULE, BACKLIGHT MODULE AND DRIVING METHOD THEREOF 有权
标题翻译：光源控制模块，背光模块及其驱动方法
公开(公告)号：US20150235597A1
公开(公告)日：2015-08-20
申请号：US14448060
申请日：2014-07-31
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Zhiming MENG , Daekeun YOON , Weihao HU , Zongze HE , Jianming WANG
IPC分类号： G09G3/34 , G02F1/1335 , F21V9/10
CPC分类号： G09G3/3413 , F21V9/40 , F21Y2113/13 , F21Y2115/10 , G02F1/1336 , G09G3/3426 , G09G2320/062 , G09G2320/0646 , G09G2360/16
摘要： The present invention provides a light source control module, a backlight module and driving method thereof which can overcome the problems of insufficient color amount, poor performance and lowered color saturation. A light source control module of the present invention is used for separately controlling illumination colors and/or brightness of each light source in the backlight module according to image information. The driving method of the backlight module comprises: calculating representative color and/or brightness of each image section based on image information, wherein each image section corresponds to a light output area on the output surface of the backlight module, each light output area is illuminated by one light source in the backlight module; adjusting the illumination colors and/or brightness of each light source such that the color and/or brightness of each light output area is in conformity with the representative color and/or brightness of corresponding image section.
摘要翻译：本发明提供一种光源控制模块，背光模块及其驱动方法，其可以克服颜色不足，性能差和色饱和度降低的问题。根据图像信息，本发明的光源控制模块用于分别控制背光模块中的每个光源的照明颜色和/或亮度。背光模块的驱动方法包括：基于图像信息计算每个图像部分的代表性颜色和/或亮度，其中每个图像部分对应于背光模块的输出表面上的光输出区域，每个光输出区域被照亮通过背光模块中的一个光源; 调整每个光源的照明颜色和/或亮度，使得每个光输出区域的颜色和/或亮度与相应图像部分的代表性颜色和/或亮度一致。

2. 发明公开

US20240038182A1 BACKLIGHT DATA TRANSMISSION METHOD, MICRO CONTROL UNIT AND LOCAL DIMMING BACKLIGHT SYSTEM 审中-公开
公开(公告)号：US20240038182A1
公开(公告)日：2024-02-01
申请号：US17639166
申请日：2021-04-26
申请人： Beijing BOE Display Technology Co., Ltd. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Shou LI , Hengyu YAN , Wenyu LI , Zhiming MENG , Jian ZHANG , Zhanchang BU
IPC分类号： G09G3/34
CPC分类号： G09G3/342 , G09G2370/00
摘要： The present disclosure provides a backlight data transmission method including: receiving, in response to a first vertical synchronization signal of a current image frame sent from a logic circuit board, an entire of backlight data sent from the logic circuit board during a first preset time period, where the entire backlight data includes backlight data corresponding to backlight regions, and duration of the first preset time period is longer than duration of the first vertical synchronization signal in an active level state during one period; and sending the entire backlight data to a backlight driving module during a second preset time period after the first preset time period, where a sum of the duration of the first preset time period and duration of the second preset time period is less than a period of the first vertical synchronization signal.

3. 发明申请

US20180308447A1 TURN-ON VOLTAGE SUPPLYING CIRCUIT AND METHOD, DEFECT ANALYZING METHOD AND DISPLAY DEVICE 审中-公开
公开(公告)号：US20180308447A1
公开(公告)日：2018-10-25
申请号：US15326749
申请日：2016-07-06
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Ming HUA , Xinyu HU , Liwei ZHU , Luqiang GUO , Zhiming MENG , Yunfei WANG
IPC分类号： G09G3/36 , G09G3/20
CPC分类号： G09G3/3696 , G09G3/2007 , G09G3/36 , G09G3/3688 , G09G2310/027
摘要： The present application provides a turn-on voltage supplying circuit and method, a defect analysis method and a display device. The turn-on voltage supplying circuit includes a voltage supplying unit and a switching unit. The voltage supplying unit is configured to provide turn-on voltages, values of which being within a predetermined range, to the M stages of gate driving circuits respectively in the case that the M stages of gate driving circuits are in a normal operation state, or provide corresponding turn-on voltages to the gate driving circuits in the case that the gate driving circuits are subject to a defect analysis process. M is an integer greater than 1. When the gate driving circuits are subject to the defect analysis process, the voltage supplying unit comprises variable resistors connected between a reference turn-on voltage outputting terminal and the turn-on voltage inputting terminals of the gate driving circuits.

4. 发明申请

US20220172687A1 DISPLAY DEVICE AND MEDICAL DEVICE 有权
公开(公告)号：US20220172687A1
公开(公告)日：2022-06-02
申请号：US17342453
申请日：2021-06-08
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Shou LI , Jian ZHANG , Zhanchang BU , Bo LI , Luqiang GUO , Zhiming MENG
IPC分类号： G09G3/36 , G09G5/10
摘要： A display device includes a light control panel and a liquid crystal display panel laminated one on another. The liquid crystal display panel includes one or more first photosensitive thin film transistor for detecting an environmental brightness value of the display device. Each first photosensitive thin film transistor includes a control electrode, an input end and an output end, the liquid crystal display panel includes a plurality of first shift register units, the control electrode of each first photosensitive thin film transistor is coupled to a clock signal line of each first shift register unit, the input end of each first photosensitive thin film transistor is coupled to a deflection reference voltage signal line of the liquid crystal display panel, and the output end of each first photosensitive thin film transistor is coupled to a first output signal line of the liquid crystal display panel.

5. 发明申请

US20180330684A1 CIRCUIT AND METHOD FOR ELIMINATING IMAGE STICKING DURING POWER-ON AND POWER-OFF 审中-公开
公开(公告)号：US20180330684A1
公开(公告)日：2018-11-15
申请号：US15515777
申请日：2016-07-13
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Rui GUO , Zongze HE , Zhiming MENG , Weihao HU , Yanping LIAO
IPC分类号： G09G3/36
CPC分类号： G09G3/3655 , G09G3/36 , G09G3/3614 , G09G2320/0247 , G09G2330/026 , G09G2330/027
摘要： A circuit and method for eliminating image sticking during power-on and power-off, the circuit for eliminating image sticking during power-on and power-off includes a voltage detecting module and a common signal writing module; the voltage detecting module detects whether an operating voltage is lower than a first threshold voltage during power-on, and detects whether the operating voltage is lower than a second threshold voltage during power-off; and the common signal writing module writes, when the operating voltage is lower than the first threshold voltage during power-on or the operating voltage is lower than the second threshold voltage during power-off, a signal with a voltage equal to a voltage at a common voltage signal terminal at the same timing, to a data line.

6. 发明申请

US20160173899A1 METHOD AND APPARATUS FOR DECODING VIDEO 有权
标题翻译：解码视频的方法和装置
公开(公告)号：US20160173899A1
公开(公告)日：2016-06-16
申请号：US14436757
申请日：2014-08-29
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Jianming WANG , Zhiming MENG , Zongze HE
IPC分类号： H04N19/44 , H04N19/86 , H04N19/436 , H04N19/625
CPC分类号： H04N19/44 , H04N19/436 , H04N19/625 , H04N19/86
摘要： Embodiments of the present application provide a method for decoding a video and an apparatus for decoding a video, which increases accuracy of data processing while simplifying a micro architecture design of inverse discrete cosine transform in video decoding process. The method comprises: storing received data to be decoded in a plurality of first data registers and a plurality of second data registers that are spaced with each other in sequence; performing shift and look-up table processing on the data to be decoded that is stored in the first data registers and the second data register, to obtain a look-up table result corresponding to a first coefficient matrix and a look-up table result corresponding to a second coefficient matrix respectively; performing a distributed computing on the look-up table result corresponding to the first coefficient matrix and the look-up table result corresponding to the second coefficient matrix, to obtain decoded data.
摘要翻译：本申请的实施例提供了一种用于解码视频的方法和用于对视频进行解码的装置，这提高了数据处理的精度，同时简化了在视频解码过程中的反离散余弦变换的微架构设计。该方法包括：将要解码的接收数据存储在依次彼此间隔的多个第一数据寄存器和多个第二数据寄存器中; 对存储在第一数据寄存器和第二数据寄存器中的待解码数据执行移位和查找表处理，以获得对应于第一系数矩阵和查找表结果对应的查找表结果分别到第二系数矩阵; 对与对应于第二系数矩阵的第一系数矩阵和查找表结果相对应的查找表结果执行分布式计算，以获得解码数据。

7. 发明申请

US20150348471A1 BACKLIGHT ADJUSTMENT METHOD, BACKLIGHT ADJUSTMENT SYSTEM AND DISPLAY DEVICE 有权
标题翻译：背光调整方法，背光调节系统及显示装置
公开(公告)号：US20150348471A1
公开(公告)日：2015-12-03
申请号：US14501975
申请日：2014-09-30
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Zhiming MENG , Weihao HU , Jianming WANG , Wengang SU , Zongze HE
IPC分类号： G09G3/34 , G09G3/36
CPC分类号： G09G3/3426 , G09G3/3611 , G09G2310/0237 , G09G2320/0233 , G09G2320/0646 , G09G2320/066 , G09G2330/021 , G09G2330/023 , G09G2360/16
摘要： The present invention provides a backlight adjustment method, a backlight adjustment system and a display device. The backlight adjustment method comprises: dividing a frame of picture into n image blocks, obtaining the sub-backlight brightness corresponding to each image block, and further comprises: calculating an average backlight brightness corresponding to the frame of the picture on the basis of each sub-backlight brightness, determining whether the sub-backlight brightness needs to be enhanced on the basis of the average backlight brightness, and performing enhancement for the sub-backlight brightness which needs to be enhanced, wherein n is an integer greater than 1. The backlight adjustment method not only solves the problems of reduced brightness for bright picture and poor display effect associated with existing backlight adjustment method, but also reduces the overall display power consumption, increase the image contrast and reduce influence of mora (ripple phenomenon) on the screen.
摘要翻译：本发明提供一种背光调整方法，背光调整系统和显示装置。背光调整方法包括：将图像帧划分为n个图像块，获得与每个图像块相对应的副背光亮度，还包括：基于每个子像素计算与图像的帧相对应的平均背光亮度 - 背光亮度，基于平均背光亮度确定是否需要增强子背光亮度，并且对于需要增强的副背光亮度进行增强，其中n是大于1的整数。背光调整方法不仅解决了与现有背光调节方法相关的亮度降低亮度差和显示效果差的问题，而且降低了显示屏的总体功耗，增加了图像对比度，减少了屏幕上的眩光（纹波现象）的影响。

8. 发明申请

US20190235136A1 DISPLAY DEVICE AND VEHICLE 审中-公开
公开(公告)号：US20190235136A1
公开(公告)日：2019-08-01
申请号：US16176153
申请日：2018-10-31
申请人： Beijing BOE Display Technology Co., Ltd. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Song LIU , Jinhui CHENG , Boxiao LAN , Hengyu YAN , Zhiming MENG
IPC分类号： G02B3/00 , G02B5/00
CPC分类号： G02B3/005 , G02B5/003
摘要： The present disclosure provides a display device and a vehicle, and relate to the field of display technologies. When the present disclosure is applied to a vehicle, a driver and a passenger may see different images, and thus user experience is enhanced. A display device includes: a display panel and a light adjusting structure arranged at a light exiting side of the display panel. The light adjusting structure is configured to adjust a direction of exit light from the display panel, such that first images displayed by all first display units in the display panel and second images displayed by all second display units in the display panel are respectively transmitted to a first visible area and a second visible area.

9. 发明申请

US20190122609A1 PIXEL DRIVING CIRCUIT AND DRIVING METHOD THEREOF, DISPLAY DRIVING CIRCUIT, DISPLAY SUBSTRATE AND DISPLAY DEVICE 审中-公开
公开(公告)号：US20190122609A1
公开(公告)日：2019-04-25
申请号：US16051284
申请日：2018-07-31
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Song LIU , Hengyu YAN , Boxiao LAN , Jinhui CHENG , Zhiming MENG , Chunbing ZHANG , Rui GUO , Hanzhang NIU , Jianzi HE
IPC分类号： G09G3/3233 , G09G3/3258 , G09G3/3291
摘要： A pixel driving circuit is provided, comprising: a current control circuit configured to provide a constant current signal and an activation signal, a current switching circuit configured to control the transmission of the constant current signal to a light-emitting device under the control of the activation signal, and a grounding control circuit configured to control the current control circuit to provide the constant current signal and the activation signal. An input terminal of the current control circuit is connected to a data line and a power line, respectively. A control terminal of the current switching circuit is connected to an output terminal of the current control circuit, an input terminal of the current switching circuit is connected to the input terminal of the current control circuit, and an output terminal of the current switching circuit s connected to an input terminal of the light-emitting device.

10. 发明申请

US20180261188A1 DISPLAY PROCESSING METHOD AND APPARATUS, AND DISPLAY DEVICE 审中-公开
公开(公告)号：US20180261188A1
公开(公告)日：2018-09-13
申请号：US15528935
申请日：2016-10-12
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Luqiang GUO , Weihao HU , Wei HAO , Rui GUO , Jinhui CHENG , Chao ZHANG , Zhiming MENG , Boxiao LAN
IPC分类号： G09G5/10 , G09G3/20
CPC分类号： G09G5/10 , G09G3/20 , G09G3/2092 , G09G2320/0233 , G09G2320/048 , G09G2320/0693 , G09G2330/026 , G09G2330/10
摘要： The present disclosure discloses a method and a display processing apparatus and a display device. The display processing method of the present disclosure for a display device, of which a display region includes a non-uniform display region, includes a time obtaining step of obtaining an operating time of the display device from a start time of the display device, and a data converting step of determining target display data for a to-be-compensated subpixel in the non-uniform display region based on the operating time.

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