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1.发明授权Apparatus for detecting afterimage candidate region and apparatus including the same for preventing afterimage 有权用于检测余像图像候补区域的装置及其装置，用于防止残像公开(公告)号：US09552534B2
公开(公告)日：2017-01-24
申请号：US14204564
申请日：2014-03-11
Applicant: Samsung Display Co. Ltd.
Inventor： Yong Jun Jang , Nam Gon Choi , Joon Chul Goh , Gi Geun Kim , Geun Jeong Park , Cheol Woo Park , Yun Ki Baek , Jeong Hun So , Dong Gyu Lee
CPC classification number: G06K9/6212 , G06K9/4604 , G06T5/008 , G06T5/50 , G06T2207/10016 , G06T2207/20216 , G09G5/10 , G09G2320/0257
Abstract: An apparatus for detecting an afterimage candidate region includes: a comparison unit which compares gradation data of an n-th frame with integrated gradation data of an (n−1)-th frame and generates integrated gradation data of the n-th frame, where n is a natural number; a memory which provides the integrated gradation data of the (n−1)-th frame to the comparison unit and stores the integrated gradation data of the n-th frame; and an afterimage candidate region detection unit which detects an afterimage candidate region based on the integrated gradation data of the n-th frame, where each of the integrated gradation data of the n-th frame and the integrated gradation data of the (n−1)-th frame comprises a comparison region and a gradation region.
Abstract translation: 一种用于检测余像候选区域的装置，包括：比较单元，其将第n帧的灰度数据与第（n-1）帧的积分灰度数据进行比较，并生成第n帧的积分灰度数据，其中 n是自然数; 将第（n-1）帧的积分灰度数据提供给比较单元的存储器，并存储第n帧的积分灰度数据; 以及余像候补区域检测单元，其基于第n帧的积分灰度数据检测残像图像候选区域，其中第n帧的积分灰度数据和（n-1）的积分灰度数据 ）帧包括比较区域和灰度区域。
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公开(公告)号：US20140184670A1
公开(公告)日：2014-07-03
申请号：US14016947
申请日：2013-09-03
Applicant: Samsung Display Co., Ltd.
Inventor： Ji-Woong JEONG , Nam-Gon Choi , Geun Jeong Park , Dong-Won Park , Yong Jun Jang , Cheol Woo Park , Jeong-Hun So , Hyun Dae Lee
IPC: G09G3/20
CPC classification number: G09G3/2003 , G09G3/3225 , G09G3/3666 , G09G5/37 , G09G2310/0221 , G09G2310/0232 , G09G2320/0233 , G09G2320/0285 , G09G2320/029 , G09G2330/12 , G09G2360/128
Abstract: A display device and a method of driving a display device including: storing information on a stitch pattern; setting a data processing region disposed in a vicinity of a horizontal center line of a display panel and including a plurality of pixels; and performing data processing of changing gray of data for a portion of the plurality of pixels of the data processing region according to the information on the stitch pattern. The display panel includes a plurality of pixels arranged in a form of a matrix, a plurality of first data lines disposed in a first display panel region on a first side of the horizontal center line, and a plurality of second data lines disposed in a second display panel region on a second side of the horizontal center line opposite the first side.
Abstract translation: 一种显示装置和驱动显示装置的方法，包括：存储针迹图案的信息; 设置设置在显示面板的水平中心线附近并包括多个像素的数据处理区域; 以及根据关于针迹图案的信息，对数据处理区域的多个像素的一部分进行数据灰度变换的数据处理。 显示面板包括以矩阵形式布置的多个像素，多个第一数据线，设置在水平中心线的第一侧上的第一显示面板区域中，并且多个第二数据线设置在第二 显示面板区域在与第一侧相对的水平中心线的第二侧上。
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公开(公告)号：US10997935B2
公开(公告)日：2021-05-04
申请号：US15668010
申请日：2017-08-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jae Woong Kang , Seung Hwan Park , Cheol Woo Park , Dong Gyu Lee , Yong Jun Jang , Young Soo Hwang
IPC: G09G5/02 , G09G3/36 , G02F1/1335 , G02F1/1343 , G09G3/34 , G09G3/20 , G02F1/1362 , G02F1/13357
Abstract: A display device including a first substrate, a color conversion layer on the first substrate and containing a wavelength conversion material, a first conductive polarizer on the color conversion layer, and a timing controller electrically connected to the first conductive polarizer. The timing controller may measure a resistance of the first conductive polarizer to generate a compensation signal based on the measured resistance.
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公开(公告)号：US10354165B2
公开(公告)日：2019-07-16
申请号：US15377411
申请日：2016-12-13
Applicant: Samsung Display Co. Ltd.
Inventor： Yong Jun Jang , Nam Gon Choi , Joon Chul Goh , Gi Geun Kim , Geun Jeong Park , Cheol Woo Park , Yun Ki Baek , Jeong Hun So , Dong Gyu Lee
Abstract: An apparatus for detecting an afterimage candidate region includes: a comparison unit which compares gradation data of an n-th frame with integrated gradation data of an (n−1)-th frame and generates integrated gradation data of the n-th frame, where n is a natural number; a memory which provides the integrated gradation data of the (n−1)-th frame to the comparison unit and stores the integrated gradation data of the n-th frame; and an afterimage candidate region detection unit which detects an afterimage candidate region based on the integrated gradation data of the n-th frame, where each of the integrated gradation data of the n-th frame and the integrated gradation data of the (n−1)-th frame comprises a comparison region and a gradation region.
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公开(公告)号：US09978302B2
公开(公告)日：2018-05-22
申请号：US14333473
申请日：2014-07-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Geun Kim , Hyun Sik Hwang , Won Sik Oh , Nam Gon Choi , Yong Jun Jang
CPC classification number: G09G3/2044 , G09G3/3648 , G09G2320/0219
Abstract: A liquid crystal display includes: a liquid crystal panel comprising a plurality of pixel areas, each having a plurality of pixels; and a signal controller configured to receive an original image signal and to generate a target image signal corresponding to the original image signal by using a kickback voltage at each gray level in the original image signal, wherein the signal controller comprises a dithering unit configured to generate a corrected image signal based on dithering patterns corresponding to the target image signal.
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Patent Agency Ranking
公开(公告)号：US20150221248A1
公开(公告)日：2015-08-06
申请号：US14333473
申请日：2014-07-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Gi Geun Kim , Hyun Sik Hwang , Won Sik Oh , Nam Gon Choi , Yong Jun Jang
CPC classification number: G09G3/2044 , G09G3/3648 , G09G2320/0219
Abstract: A liquid crystal display includes: a liquid crystal panel comprising a plurality of pixel areas, each having a plurality of pixels; and a signal controller configured to receive an original image signal and to generate a target image signal corresponding to the original image signal by using a kickback voltage at each gray level in the original image signal, wherein the signal controller comprises a dithering unit configured to generate a corrected image signal based on dithering patterns corresponding to the target image signal.
Abstract translation: 液晶显示器包括：液晶面板，包括多个像素区域，每个具有多个像素; 信号控制器，被配置为通过使用原始图像信号中的每个灰度级的反冲电压来接收原始图像信号并产生对应于原始图像信号的目标图像信号，其中信号控制器包括抖动单元，其被配置为产生 基于与目标图像信号对应的抖动图案的校正图像信号。
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公开(公告)号：US20180107069A1
公开(公告)日：2018-04-19
申请号：US15721206
申请日：2017-09-29
Applicant: Samsung Display Co., Ltd.
Inventor： DONG GYU LEE , Jae Woong Kang , Seung Hwan Park , Cheol Woo Park , Yong Jun Jang , Young Soo Hwang
IPC: G02F1/1335 , G02F1/1333 , G02F1/1368
CPC classification number: G02F1/133617 , G02F1/13338 , G02F1/133512 , G02F1/133514 , G02F1/133555 , G02F1/1368 , G02F2001/133614 , G02F2201/58 , G02F2202/36
Abstract: A display device includes a first substrate including a plurality of pixel areas and a peripheral area disposed adjacent to the plurality of pixel areas. A second substrate faces the first substrate. A liquid crystal layer is disposed between the first substrate and the second substrate. A backlight unit provides light to the liquid crystal layer. A color conversion layer is disposed between the liquid crystal layer and the second substrate and includes a plurality of sub-color conversion units converting and emitting the light provided by the backlight unit into light of different predetermined colors. An optical sensor is disposed within the peripheral area. The optical sensor detects the light emitted from the plurality of sub-color conversion units and generates an optical signal corresponding thereto.
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公开(公告)号：US09430973B2
公开(公告)日：2016-08-30
申请号：US13964351
申请日：2013-08-12
Applicant: Samsung Display Co., Ltd.
Inventor： Nam-Gon Choi , Yong Jun Jang , Jung-Won Kim , Geun Jeong Park , Ji-Woong Jeong , Uk Chul Choi , Joon-Chul Goh , Cheol Woo Park , Bong Hyun You
CPC classification number: G09G3/36 , G09G3/2025 , G09G3/3648 , G09G3/3696 , G09G2320/0252 , G09G2320/0673 , G09G2340/0435 , G09G2340/16 , G09G2360/16
Abstract: A image signal processing method of a liquid crystal display according to an exemplary embodiment of the present invention includes: receiving a previous image signal and a current image signal as two sequential input image signals; performing a first correction (DCC) and a doubling for the current image signal to generate a correction image signal comprising a plurality of doubled frames for the current image signal; and post-processing the portion of the plurality of doubled frames to generate a final correction image signal.
Abstract translation: 根据本发明的示例性实施例的液晶显示器的图像信号处理方法包括：接收先前图像信号和当前图像信号作为两个顺序输入图像信号; 对当前图像信号执行第一校正（DCC）和加倍，以产生包括用于当前图像信号的多个双倍帧的校正图像信号; 并且对多个双倍帧的部分进行后处理以产生最终校正图像信号。
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9.发明授权公开(公告)号：US09368055B2
公开(公告)日：2016-06-14
申请号：US14177089
申请日：2014-02-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Nam-Gon Choi , Joon-Chul Goh , Gi Geun Kim , Yun Ki Baek , Yong Jun Jang , Ah Reum Kim , Geun Jeong Park , Cheol Woo Park , Jeong-Hun So , Dong Gyu Lee
CPC classification number: G09G3/2003 , G09G3/2007 , G09G2320/0242 , G09G2320/0261 , G09G2320/0673 , G09G2320/103 , G09G2320/106
Abstract: A display device includes: a similar gray level block detector configured to detect a pixel data block in which a gray level difference between a plurality of pixel data included in an image signal is smaller than or equal to a threshold; a skin tone detector configured to detect the pixel data block including a skin tone; and a gamma processor configured to apply a first gamma to a plurality of pixel data included in the pixel data block when the pixel data block does not include the skin tone and apply a second gamma to the plurality of pixel data included in the pixel data block when the pixel data block includes the skin tone.
Abstract translation: 显示装置包括：相似的灰度块检测器，被配置为检测其中包括在图像信号中的多个像素数据之间的灰度级差小于或等于阈值的像素数据块; 肤色检测器，被配置为检测包括肤色的像素数据块; 以及伽马处理器，其被配置为当所述像素数据块不包括所述肤色并且对包括在所述像素数据块中的所述多个像素数据应用第二伽马时，将第一伽玛应用于所述像素数据块中包括的多个像素数据 当像素数据块包括肤色时。
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10.发明授权Display device, signal converter for the display device, and method of operating the display device 有权用于显示装置的显示装置，信号转换器以及操作显示装置的方法公开(公告)号：US09142155B2
公开(公告)日：2015-09-22
申请号：US13739996
申请日：2013-01-11
Applicant: Samsung Display Co., Ltd.
Inventor： Yong Jun Jang , Eun Ho Lee , Nam-Gon Choi , Geun Jeong Park , Ji-Woong Jeong
CPC classification number: G09G3/2003 , G09G5/02 , G09G5/026 , G09G5/10 , G09G2340/0457 , G09G2340/06
Abstract: A display device includes a display panel including pixels for displaying four colors including a white color. The display device further includes a signal converter for generating four output signals pertaining to the four colors using three input signals pertaining to three non-white colors of the four colors. The display device further includes a signal processor for processing the output signals to generate data signals and to provide the data signals to the display panel for the pixels to display an image. The signal converter includes at least one adder and a plurality of bit shifters for calculating a white-signal candidate using signals related to the input signals. The signal converter may determine a white-related output signal of the output signals using the white-signal candidate.
Abstract translation: 显示装置包括显示面板，显示面板包括用于显示包括白色的四种颜色的像素。 显示装置还包括信号转换器，用于使用与四种颜色的三种非白色相关的三个输入信号来产生四种颜色的四种输出信号。 显示装置还包括信号处理器，用于处理输出信号以产生数据信号，并将数据信号提供给显示面板以使像素显示图像。 信号转换器包括至少一个加法器和多个位移位器，用于使用与输入信号相关的信号来计算白信号候选。 信号转换器可以使用白信号候选来确定输出信号的白色相关输出信号。
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