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公开(公告)号：US09953597B2
公开(公告)日：2018-04-24
申请号：US14688968
申请日：2015-04-16
Applicant: Samsung Display Co., Ltd.
Inventor： Dong-Hyun Yeo , Eun-Seon Kim , Yong-Bum Kim , Suk-Jin Park , Byung-Kil Jeon , Su-Hyun Jeong
CPC classification number: G09G3/3648 , G09G3/006 , G09G2320/0223
Abstract: A driving unit of display panel includes a data driving part, a timing controlling part and a gate driving part. The data driving part is configured to receive reference image data and includes a first data driving circuit part having a first channel outputting a first reference data signal based on the reference image data and a k-th channel outputting a k-th reference data signal based on the reference image data. The timing controlling part is configured to detect a time difference between the first reference data signal and the k-th reference data signal. The gate driving part is configured to output a gate signal to each of gate lines. By delaying data signals based on the gate signal delay caused by long line load and RC delay, the present invention may improve display quality of a display device.
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公开(公告)号：US09218776B2
公开(公告)日：2015-12-22
申请号：US13949112
申请日：2013-07-23
Applicant: Samsung Display Co., Ltd.
Inventor： ByungKil Jeon , Yong-Bum Kim , Dong-Hyun Yeo , Suhyun Jeong , Heebum Park , Junpyo Lee
CPC classification number: G09G3/3614 , G09G3/3677 , G09G2320/0233 , G09G2320/0247
Abstract: A display device includes a display panel including gate lines, data lines, and pixels each connected to a corresponding gate line and a corresponding data line, a gate driver configured to drive the gate lines, a data driver configured to drive the data lines, and a timing controller configured to generate control signals to control the data driver and to apply a vertical synchronization start signal including a first pulse, a second pulse, a first gate pulse signal, and a second gate pulse signal to the gate driver. The gate driver applies gate driving signals to the gate lines to pre-charge the pixels in response to the first pulse of the vertical synchronization start signal and the first gate pulse signal, and to main-charge the pixels in response to the second pulse of the vertical synchronization start signal and the second gate pulse signal.
Abstract translation: 显示装置包括：显示面板，包括栅极线，数据线和各自连接到相应的栅极线和对应的数据线的像素，配置成驱动栅极线的栅极驱动器，被配置为驱动数据线的数据驱动器;以及 定时控制器，被配置为产生控制信号以控制数据驱动器，并将包括第一脉冲，第二脉冲，第一门脉冲信号和第二门脉冲信号的垂直同步开始信号施加到栅极驱动器。 栅极驱动器将栅极驱动信号施加到栅极线，以响应垂直同步起始信号和第一栅极脉冲信号的第一脉冲对像素预充电，并且响应于第二脉冲对第一脉冲进行主充电 垂直同步起始信号和第二门脉冲信号。
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公开(公告)号：US09361842B2
公开(公告)日：2016-06-07
申请号：US14208793
申请日：2014-03-13
Applicant: Samsung Display Co., Ltd.
Inventor： Tae-Gon Kim , Won-Tae Kim , Sun-Kyu Son , Jae-Han Lee , Yong-Bum Kim
IPC: G09G3/36
CPC classification number: G09G3/3655
Abstract: A display panel driving apparatus, including a gate driving part configured to output a gate signal to gate lines of a display panel, and a data driving part configured to output a data signal to a data line of the display panel, including a digital-analog converter, wherein the digital-analog converter is configured to convert a common voltage control data of digital format to a common voltage control voltage of analog format.
Abstract translation: 一种显示面板驱动装置，包括被配置为向显示面板的栅极线输出栅极信号的栅极驱动部分和被配置为将数据信号输出到显示面板的数据线的数据驱动部分，包括数字模拟 转换器，其中数模转换器被配置为将数字格式的公共电压控制数据转换成模拟格式的公共电压控制电压。
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公开(公告)号：US11501688B2
公开(公告)日：2022-11-15
申请号：US17165762
申请日：2021-02-02
Applicant: Samsung Display Co., Ltd.
Inventor： Jong-Keun Kim , Sang An Kwon , Sung Jin Kim , Yong-Bum Kim , Myung Bo Sim , Jin Sung Choi
IPC: G09G3/20 , G09G3/36 , G09G3/3275 , G09G3/3266
Abstract: A display device includes a display panel including a plurality of pixels, a gate driver configured to provide gate signals to the plurality of pixels, a data driver configured to provide data signals to the plurality of pixels, a correction data memory configured to store mura correction data, and a controller configured to control the gate driver and the data driver. The controller includes a pattern detection block configured to detect a set pattern in input image data, and a mura correction block configured to perform a mura correction operation that corrects the input image data based on the mura correction data in response to the set pattern not being detected, and to not perform the mura correction operation in accordance with the set pattern being detected.
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公开(公告)号：US20150116292A1
公开(公告)日：2015-04-30
申请号：US14255671
申请日：2014-04-17
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： DONG-HYUN YEO , Su Hyun Jeong , Yong-Bum Kim , Byung Kil Jeon
IPC: G09G3/20
CPC classification number: G09G3/20 , G09G3/3648 , G09G2330/12
Abstract: A display device includes a display panel and a signal controller. The signal controller receives an input signal and controls an operation of the display panel. The signal controller controls the display panel to display different images according to different types of a fail when determining the fail in the input signal.
Abstract translation: 显示装置包括显示面板和信号控制器。 信号控制器接收输入信号并控制显示面板的操作。 当确定输入信号的故障时，信号控制器控制显示面板根据不同类型的故障显示不同的图像。
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Patent Agency Ranking
公开(公告)号：US11107435B2
公开(公告)日：2021-08-31
申请号：US16666295
申请日：2019-10-28
Applicant: Samsung Display Co., Ltd.
Inventor： Jongman Kim , Yong-Bum Kim , Dong-Hyun Yeo , Byung Kil Jeon , Woojung Jung
IPC: G09G3/36
Abstract: A display apparatus includes a display panel, a position detector, a driving controller, a gate driver and a data driver. The display panel is configured to display an image. The position detector is configured to determine a position of a user. The driving controller is configured to generate an overdriving value according to a grayscale value of previous frame data and a grayscale value of present frame data. The gate driver is configured to output gate signals to the display panel. The data driver is configured to output data voltages to the display panel based on the overdriving value.
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7.发明授权Apparatus and method for monitoring pixel data and display system adopting the same 有权用于监控像素数据的装置和方法及采用该方法的显示系统公开(公告)号：US09570031B2
公开(公告)日：2017-02-14
申请号：US14531129
申请日：2014-11-03
Applicant: Samsung Display Co., Ltd.
Inventor： Dong-Hyun Yeo , Jae-Hyoung Park , Byung-Kil Jeon , Yong-Bum Kim , Suk-Jin Park , Su-Hyun Jeong , Eun-Seon Kim
IPC: G09G3/3233 , G09G3/3275 , G09G3/36 , G09G3/00
CPC classification number: G09G3/3688 , G09G3/006 , G09G2310/0297
Abstract: An apparatus for monitoring pixel data includes a multiplexer configured to select pixel data applied to at least one of function blocks which is configured to convert the pixel data provided from an external device and adjust characteristics of a display device, a monitoring module configured to store the pixel data selected by the multiplexer, and an analyzing module configured to output a location selection signal to the multiplexer which provides the monitoring module with the pixel data based on the location selection signal, to read out the pixel data stored in the monitoring module by applying a pixel position signal to the monitoring module, and to analyze a variation of the read out pixel data.
Abstract translation: 一种用于监视像素数据的装置包括多路复用器，被配置为选择应用于至少一个功能块的像素数据，该功能块被配置为转换从外部设备提供的像素数据并调整显示设备的特性;监视模块，被配置为存储 由多路复用器选择的像素数据，以及分析模块，被配置为向多路复用器输出位置选择信号，该多路复用器基于位置选择信号向监控模块提供像素数据，以通过应用来读出存储在监视模块中的像素数据 向监视模块提供像素位置信号，并分析读出的像素数据的变化。
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8.发明授权Timing controller with dithering capability dependent on a pattern and display device having the same 有权具有取决于图案的抖动能力的定时控制器和具有相同功能的显示装置公开(公告)号：US09502000B2
公开(公告)日：2016-11-22
申请号：US13869186
申请日：2013-04-24
Applicant: Samsung Display Co., Ltd.
Inventor： ByungKil Jeon , Yong-Bum Kim , Jaehyoung Park , Dong-Hyun Yeo , Suhyun Jeong
CPC classification number: G09G5/026 , G09G3/3648 , G09G2320/0252 , G09G2320/103 , G09G2340/0428 , G09G2370/08
Abstract: A timing controller for a display apparatus includes a dithering unit outputting a first signal in which bit widths of image signals are reduced, an image pattern detector detecting an image pattern of the image signals and outputting a dithering off signal corresponding to the detected image pattern, a dithering selector receiving the first signal and converts the first signal to a second signal in response to the dithering off signal, and a response time compensator generating a present image signal from the second signal and compensates a liquid crystal response time in accordance with a difference between the present image signal and a first previous image signal to output a data signal.
Abstract translation: 用于显示装置的定时控制器包括：输出图像信号的比特宽度减小的第一信号的抖动单元;检测图像信号的图像图形的图像模式检测器，并输出与检测到的图像图形相对应的抖动信号; 接收第一信号的抖动选择器，并响应于抖动信号将第一信号转换成第二信号;响应时间补偿器，根据第二信号产生当前图像信号，并根据差异补偿液晶响应时间 在当前图像信号和第一前一图像信号之间输出数据信号。
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9.发明申请DRIVING METHOD OF DISPLAY PANEL, DRIVING UNIT OF DISPLAY PANEL AND DISPLAY DEVICE HAVING THE SAME 有权显示面板的驱动方法，显示面板的驱动单元和具有该显示面板的显示装置公开(公告)号：US20160133215A1
公开(公告)日：2016-05-12
申请号：US14688968
申请日：2015-04-16
Applicant: Samsung Display Co., Ltd.
Inventor： Dong-Hyun YEO , Eun-Seon Kim , Yong-Bum Kim , Suk-Jin Park , Byung-Kil Jeon , Su-Hyun Jeong
IPC: G09G3/36
CPC classification number: G09G3/3648 , G09G3/006 , G09G2320/0223
Abstract: A driving unit of display panel includes a data driving part, a timing controlling part and a gate driving part. The data driving part is configured to receive reference image data and includes a first data driving circuit part having a first channel outputting a first reference data signal based on the reference image data and a k-th channel outputting a k-th reference data signal based on the reference image data. The timing controlling part is configured to detect a time difference between the first reference data signal and the k-th reference data signal. The gate driving part is configured to output a gate signal to each of gate lines. By delaying data signals based on the gate signal delay caused by long line load and RC delay, the present invention may improve display quality of a display device.
Abstract translation: 显示面板的驱动单元包括数据驱动部分，定时控制部分和门驱动部分。 数据驱动部分被配置为接收参考图像数据，并且包括第一数据驱动电路部分，其具有基于参考图像数据输出第一参考数据信号的第一通道和基于第k参考数据信号输出的第k通道 参考图像数据。 定时控制部被配置为检测第一参考数据信号和第k参考数据信号之间的时间差。 栅极驱动部分被配置为向每条栅极线输出栅极信号。 通过基于由长线路负载和RC延迟引起的门信号延迟来延迟数据信号，本发明可以提高显示设备的显示质量。
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公开(公告)号：US09230511B2
公开(公告)日：2016-01-05
申请号：US14178669
申请日：2014-02-12
Applicant: Samsung Display Co., Ltd.
Inventor： Jae-Gwan Jeon , Yong-Bum Kim , Jaehyoung Park , Youngsoo Sohn , ByungKil Jeon , Akihiro Takegama , Junpyo Lee
CPC classification number: G09G5/10 , G09G3/3648 , G09G2300/0443
Abstract: A display apparatus includes a plurality of pixels connected to a plurality of gate lines and a plurality of data lines and a timing controller, in which each pixel includes a first sub-pixel and a second sub-pixel. In such a display apparatus, the timing controller provides the first sub-pixel and the second sub-pixel with a first data signal and a second data signal corresponding to one of a high gray scale curve and a low gray scale curve, alternately every frame, when the image signal is a first type of image signal, and the timing controller provides the first sub-pixel with a first data signal corresponding to the high gray scale curve and the second sub-pixel with a second data signal corresponding to the low gray scale curve when the image signal is a first type of image signal.
Abstract translation: 显示装置包括连接到多条栅极线和多条数据线的多个像素和定时控制器，其中每个像素包括第一子像素和第二子像素。 在这种显示装置中，定时控制器为第一子像素和第二子像素提供第一数据信号和对应于高灰度曲线和低灰度曲线之一的第二数据信号，每个帧 当图像信号是第一类型的图像信号时，并且定时控制器向第一子像素提供对应于高灰度曲线的第一数据信号和具有对应于低灰度曲线的第二数据信号的第二子像素 当图像信号是第一类图像信号时的灰度曲线。
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