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公开(公告)号：US09449551B2
公开(公告)日：2016-09-20
申请号：US13963971
申请日：2013-08-09
Applicant: Samsung Display Co., Ltd.
Inventor： Jae-Hoon Lee , Do-Ik Kim , Baek-Woon Lee
IPC: G09G3/3233 , G09G3/32 , G09G3/20
CPC classification number: G09G3/3233 , G09G3/2003 , G09G2300/0426 , G09G2320/0242 , G09G2330/00 , G09G2330/028
Abstract: An organic light emitting diode (OLED) display includes a display unit including first pixels emitting first color light, second pixels emitting second color light, and third pixels emitting third color light, and a power source voltage supplier supplying a driving voltage to the respective pixels of the display unit. The display further includes a first voltage wire transferring the driving voltage to the first pixels, a second voltage wire transferring the driving voltage to the second pixels, and a third voltage wire transferring the driving voltage to the third pixels. The first, second and third voltage wires being provided in a first layer. The display includes auxiliary voltage wires provided in a second layer different from the first layer. Contact areas between the first, second and third voltage wire and the auxiliary voltage wires are different from each other.
Abstract translation: 有机发光二极管（OLED）显示器包括：显示单元，包括发射第一色光的第一像素，发射第二色光的第二像素和发射第三色光的第三像素;以及电源电压供应器，向各个像素提供驱动电压 的显示单元。 显示器还包括将驱动电压传送到第一像素的第一电压线，将驱动电压传送到第二像素的第二电压线以及将驱动电压传送到第三像素的第三电压线。 第一，第二和第三电压线设置在第一层中。 显示器包括设置在与第一层不同的第二层中的辅助电压线。 第一，第二和第三电压线与辅助电压线之间的接触区彼此不同。
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公开(公告)号：US09368068B2
公开(公告)日：2016-06-14
申请号：US14248050
申请日：2014-04-08
Applicant: Samsung Display Co., Ltd.
Inventor： Leonid Kaplan , Heung-Yeol Na , Baek-Woon Lee , Won-Sik Hyun , Jae-Hoon Lee
CPC classification number: G09G3/3258 , G09G3/2022 , G09G2300/0857
Abstract: Exemplary embodiments of the present invention relate to a pixel circuit comprising an organic light emitting diode (OLED), an RS trigger comprising a first terminal connected to a scan line, a second terminal connected to an enable line, and a third terminal connected to a data line, the RS trigger configured to generate an output signal according to an enable signal, a data signal, and a scan signal respectively received via the enable line, the data line, and the scan line, and a driving transistor comprising a first electrode connected to a first power source, a second electrode connected to an anode of the OLED, and a gate electrode connected to an output terminal of the RS trigger, the driver transistor configured to control a current flowing through the OLED in response to the output signal of the RS trigger.
Abstract translation: 本发明的示例性实施例涉及一种包括有机发光二极管（OLED）的像素电路，包括连接到扫描线的第一端子的RS触发器，连接到使能线的第二端子以及连接到有源发光二极管 数据线，所述RS触发器被配置为根据通过使能线，数据线和扫描线分别接收的使能信号，数据信号和扫描信号产生输出信号;以及驱动晶体管，其包括第一电极 连接到第一电源，连接到OLED的阳极的第二电极和连接到RS触发器的输出端的栅电极，所述驱动器晶体管被配置为响应于输出信号来控制流过OLED的电流 的RS触发器。
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公开(公告)号：US20160037156A1
公开(公告)日：2016-02-04
申请号：US14878995
申请日：2015-10-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Baek-Woon Lee
CPC classification number: H04N13/341 , G09G3/003 , G09G3/3225 , G09G3/3233 , G09G3/3266 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2300/0866 , G09G2310/063 , G09G2320/043 , G09G2320/0626 , G09G2340/0435
Abstract: An organic light emitting display is driven in a simultaneous (or concurrent) emission scheme. The organic light emitting display includes: a display unit including a plurality of pixels coupled to scan lines, control lines, and data lines; a control line driver for providing control signals to the pixels through the control lines; and a power driver for applying a power at different levels to the pixels of the display unit during a plurality of periods of one frame. The control signals and the power are concurrently provided to the pixels included in the display unit.
Abstract translation: 有机发光显示器以同时（或并发）排放方案驱动。 有机发光显示器包括：显示单元，包括耦合到扫描线，控制线和数据线的多个像素; 控制线驱动器，用于通过控制线向像素提供控制信号; 以及功率驱动器，用于在一帧的多个周期期间将不同电平的电力施加到所述显示单元的像素。 控制信号和功率同时提供给包括在显示单元中的像素。
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公开(公告)号：US20150262529A1
公开(公告)日：2015-09-17
申请号：US14466731
申请日：2014-08-22
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jae-Hoon Lee , Baek-Woon Lee
IPC: G09G3/32
CPC classification number: G09G3/3233 , G09G2300/0426 , G09G2320/0233
Abstract: An organic light emitting display apparatus includes: a plurality of pixels, each of the pixels including a light emitting device and a driving transistor configured to supply a driving current to the light emitting device based on a scan signal and a data signal; and a plurality of power lines configured to transfer a power voltage supplied from a global power line to the driving transistor of each of the pixels, wherein a level of a gate voltage of the driving transistor when the light emitting device emits light is determined by a distance between a corresponding one of the pixels and the global power line.
Abstract translation: 有机发光显示装置包括：多个像素，每个像素包括发光器件和驱动晶体管，其被配置为基于扫描信号和数据信号向发光器件提供驱动电流; 以及多个电力线，被配置为将从全局电力线提供的电力电压传送到每个像素的驱动晶体管，其中当发光器件发光时驱动晶体管的栅极电压的电平由 相应的一个像素与全局电源线之间的距离。
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公开(公告)号：US09955146B2
公开(公告)日：2018-04-24
申请号：US14464681
申请日：2014-08-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Soo-Ran Park , Sang-Myeon Han , Kwang-Sub Shin , Baek-Woon Lee
CPC classification number: H04N13/341 , H04N13/139 , H04N13/398 , H04N2013/403
Abstract: A display device comprises a signal processor configured to generate left-eye and right-eye image data according to an input image signal, a frame rate controller configured to generate a plurality of left-eye and right-eye image data from the left-eye and right-eye image data according to an output frequency, a data formatter configured to alternately organize the plurality of left-eye and right-eye image data generated by the frame rate controller, and a display unit configured to sequentially display the plurality of left-eye and right-eye image data organized by the data formatter.
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Patent Agency Ranking
公开(公告)号：US09875687B2
公开(公告)日：2018-01-23
申请号：US14816910
申请日：2015-08-03
Applicant: Samsung Display Co., Ltd.
Inventor： Sang-Myeon Han , Baek-Woon Lee
IPC: G09G3/32 , G09G3/3225
CPC classification number: G09G3/3225 , G09G2320/0233 , G09G2320/0285 , G09G2320/029 , G09G2320/043 , G09G2320/045 , G09G2360/16
Abstract: Exemplary embodiments of the present invention disclose a display device, and a method of driving the same. The display device includes a display unit including pixels included in one or more deterioration region groups and pixels included in one or more reference groups corresponding to the deterioration region groups, a sensing unit configured to sense a current flowing through an organic light emitting diode of each of the deterioration region groups and each of the reference groups and provide current information about the deterioration region group and current information about the reference group. Exemplary embodiments of the present invention also provide a compensation circuit configured to convert first data supplied from the outside into second data by using compensation data corresponding to a compensation prediction curve and output the second data, and compare the current information about the deterioration region group and the current information about the reference group and correct the compensation prediction curve for the deterioration region group; and a data driver configured to supply the second data to the display unit through data lines as data signals.
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公开(公告)号：US09779667B2
公开(公告)日：2017-10-03
申请号：US14639893
申请日：2015-03-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Chai-Hoon Lim , Sang-Myeon Han , Baek-Woon Lee
IPC: G09G3/3291 , G09G3/3233
CPC classification number: G09G3/3291 , G09G3/3233 , G09G2300/0819 , G09G2310/027 , G09G2320/0223 , G09G2330/021 , G09G2360/16
Abstract: Provided is an organic light emitting display device including: a display panel including data lines, scan lines, and pixels coupled to the data lines and the scan lines; a digital data converter configured to calculate a panel load utilizing digital video data, and to convert the digital video data such that peak luminance of the pixels have a maximum value when the panel load is equal to or less than a limit value; a data driver configured to convert digital conversion data, which has been converted by the digital data converter, into data voltages, and to supply the data voltages to the data lines; and a scan driver configured to provide scan signals to the scan lines.
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28.发明授权Pixel circuit, display device using the same, and display device driving method 有权像素电路，使用其的显示装置以及显示装置的驱动方法公开(公告)号：US09311851B2
公开(公告)日：2016-04-12
申请号：US14256411
申请日：2014-04-18
Applicant: Samsung Display Co., Ltd.
Inventor： Leonid Kaplan , Heung-Yeol Na , Baek-Woon Lee , Won-Sik Hyun , Jae-Hoon Lee
CPC classification number: G09G3/3233 , G09G3/2029 , G09G3/2033 , G09G2300/0809 , G09G2320/0233
Abstract: A pixel circuit includes: an organic light emitting diode (“OLED”); a threshold circuit which generates an output signal based on an input signal, where the threshold circuit has a hysteresis characteristic with respect to the input signal; a first transistor including a first electrode connected to a data line, a second electrode connected to an input terminal of the threshold circuit, and a gate electrode connected to a scan line; and a second transistor including a first electrode connected to a first power, a second electrode connected to an anode of the organic light emitting diode, and a gate electrode connected to an output terminal of the threshold circuit, where the second transistor controls a current amount that flows to the organic light emitting diode from the first power based on the output signal of the threshold circuit.
Abstract translation: 像素电路包括：有机发光二极管（“OLED”）; 阈值电路，其基于输入信号生成输出信号，其中所述阈值电路相对于所述输入信号具有滞后特性; 第一晶体管，包括连接到数据线的第一电极，连接到阈值电路的输入端的第二电极和连接到扫描线的栅电极; 以及第二晶体管，包括连接到第一电源的第一电极，连接到有机发光二极管的阳极的第二电极和连接到阈值电路的输出端的栅电极，其中第二晶体管控制电流量 其基于阈值电路的输出信号从第一功率流向有机发光二极管。
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公开(公告)号：US09269301B2
公开(公告)日：2016-02-23
申请号：US14013985
申请日：2013-08-29
Applicant: Samsung Display Co., Ltd.
Inventor： Baek-Woon Lee , Do-Ik Kim
CPC classification number: G09G3/3258 , G09G3/3233 , G09G3/3275 , G09G5/10 , G09G2300/0866 , G09G2320/0271 , G09G2320/0606 , G09G2320/0666 , G09G2330/021 , G09G2330/025 , G09G2330/028 , G09G2360/16
Abstract: The self-lighting subpixels of a display device are ones whose output luminances are functions of analog drive voltages applied to the subpixels and corresponding digital grayscale command signals used for controlling the subpixels. The display device generates corresponding analog dimming values and digital dimming values in accordance with supplied current limiting parameters and generates control value signals using the analog dimming values and the digital dimming values. It also changes the original grayscale digital data values of input video signals of one frame in accordance with the digital dimming values.
Abstract translation: 显示装置的自发光子像素是其输出亮度是施加到子像素的模拟驱动电压和用于控制子像素的对应的数字灰度级命令信号的功能。 显示装置根据提供的电流限制参数产生相应的模拟调光值和数字调光值，并使用模拟调光值和数字调光值产生控制值信号。 它还根据数字调光值改变一帧输入视频信号的原始灰度数字数据值。
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30.发明授权公开(公告)号：US08810594B2
公开(公告)日：2014-08-19
申请号：US13658685
申请日：2012-10-23
Applicant: Samsung Display Co., Ltd.
Inventor： Kyong-Tae Park , Baek-Woon Lee , Alexander Archipov
IPC: G09G5/02
CPC classification number: G09G5/02 , G09G3/2003 , G09G3/3208 , G09G3/3233 , G09G2300/0452 , G09G2320/0242 , G09G2340/06
Abstract: One or more embodiments of the present invention relate to a four color image display device. A display device according to an exemplary embodiment of the present invention includes a first pixel adapted to display a first color, a second pixel adapted to display a second color, a third pixel adapted to display a third color, and a white pixel adapted to display a first white. In one aspect, the first to third pixels are adapted to display a second white in combination, and a ratio of the first white and the second white varies according to a gray. Accordingly, a greenish phenomenon of a low-luminance white light in a four color display device may be reduced.
Abstract translation: 本发明的一个或多个实施例涉及一种四色图像显示装置。 根据本发明的示例性实施例的显示装置包括适于显示第一颜色的第一像素，适于显示第二颜色的第二像素，适于显示第三颜色的第三像素和适于显示第三颜色的白色像素 第一个白色 在一个方面，第一至第三像素组合适于显示第二白色，并且第一白色和第二白色的比例根据灰色而变化。 因此，可以降低四色显示装置中的低亮度白光的绿色现象。
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