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1. 发明申请

US20150371609A1 DISPLAY DEVICE AND DRIVING METHOD THEREOF 有权
标题翻译：显示装置及其驱动方法
公开(公告)号：US20150371609A1
公开(公告)日：2015-12-24
申请号：US14836627
申请日：2015-08-26
申请人： Samsung Display Co., Ltd.
发明人： Yong-Jun CHOI , Jae-Won JEONG , Jae-Suk CHOI , Seung-Ho BAEK , Joo Seok YEOM , Young-Su HAN , Myeong-Su KIM , Yun-Jae KIM , Jin-Soo KIM , Seung Hwan MOON , Po-Yun PARK , Jae Wan PARK , Kwan-Young OH , Min Joo LEE , Jung Hwan CHO
IPC分类号： G09G5/18 , G06T1/60 , G06T1/20
CPC分类号： G09G5/18 , G06T1/20 , G06T1/60 , G09G3/2092 , G09G3/3406 , G09G3/3648 , G09G2300/04 , G09G2320/0247 , G09G2320/0626 , G09G2320/064 , G09G2320/103 , G09G2330/021 , G09G2340/0435 , G09G2360/18
摘要： The present invention provides a display device with reduced power consumption and that reduces changes in luminance, and perceptibility of flicker, and a driving method thereof. A display device according to an exemplary embodiment comprises: a display panel configured to display a still image and a motion picture; a signal controller configured to control signals for driving the display panel; and a graphics processing unit configured to transmit input image data to the signal controller, wherein the signal controller comprises a frame memory configured to store the input image data, and the display panel is driven at a first frequency when the motion picture is displayed and the display panel is driven at a second frequency that is lower than the first frequency when the still image is displayed.
摘要翻译：本发明提供一种具有降低的功耗并减少亮度变化和闪烁感知的显示装置及其驱动方法。根据示例性实施例的显示装置包括：显示面板，被配置为显示静止图像和运动图像; 信号控制器，被配置为控制用于驱动显示面板的信号; 以及图形处理单元，被配置为将输入图像数据发送到所述信号控制器，其中所述信号控制器包括被配置为存储所述输入图像数据的帧存储器，并且当显示所述运动图像时所述显示面板以第一频率被驱动，当显示静止图像时，显示面板以低于第一频率的第二频率被驱动。

2. 发明申请

US20210018777A1 DISPLAY DEVICE 有权
公开(公告)号：US20210018777A1
公开(公告)日：2021-01-21
申请号：US16781982
申请日：2020-02-04
申请人： Samsung Display Co., Ltd.
发明人： Yoo Jeong LEE , Seung Jae KANG , Po-Yun PARK , Hak Bum CHOI
IPC分类号： G02F1/1343 , H05K5/00 , H05K1/18 , G02F1/1362
摘要： A display device includes: a first substrate that includes a plurality of first pads arranged in a first direction and a plurality of second pads arranged in parallel with the plurality of first pads; a second substrate that overlaps the first substrate and includes a second substrate including one edge exposing the plurality of first pads and the plurality of second pads; a first flexible printed circuit board that is electrically connected with the plurality of first pads; a second flexible printed circuit board that overlaps the first flexible printed circuit board and is electrically connected with the plurality of second pads; a protective layer that covers the first flexible printed circuit board and the second flexible printed circuit board from one edge of the second substrate to a width including the plurality of first pads and the plurality of second pads; and a blocking portion disposed on the first substrate at a distance from one edge of the second substrate by a width of the protective layer and contacting the protective layer.

3. 发明申请

US20180144697A1 DISPLAY DEVICE AND DRIVING METHOD OF DISPLAY DEVICE 审中-公开
公开(公告)号：US20180144697A1
公开(公告)日：2018-05-24
申请号：US15812451
申请日：2017-11-14
申请人： Samsung Display Co., Ltd.
发明人： Hong-Kyu KIM , Myeong Su KIM , Po-Yun PARK , Gwang Soo AHN
IPC分类号： G09G3/36
摘要： A display device includes a display panel including: a plurality of pixels; and a signal controller which generates, on a frame-by-frame basis, a display signal based on an input image signal and a control signal from an outside. The signal controller includes a memory which stores a preset image signal, a receiver which receives the control signal, a clock signal modulator which generates an internal clock signal having a first frequency during a blank period, which is determined based on the control signal in a frame period, and a data processor which reads the preset image signal from the memory in response to the internal clock signal for an image processing.

4. 发明申请

US20170011700A1 DISPLAY PANEL DRIVING APPARATUS, METHOD OF DRIVING DISPLAY PANEL USING THE SAME AND DISPLAY APPARATUS HAVING THE SAME 审中-公开
标题翻译：显示面板驱动装置，使用该显示面板的显示面板的驱动方法和具有该显示面板的显示装置
公开(公告)号：US20170011700A1
公开(公告)日：2017-01-12
申请号：US15002039
申请日：2016-01-20
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Hong-Kyu KIM , Po-Yun PARK , Gwang-Soo AHN , Jung-Hwan CHO
IPC分类号： G09G3/36
CPC分类号： G09G3/3688 , G09G3/003 , G09G3/3677 , G09G3/3696 , G09G2310/06 , G09G2310/08 , G09G2320/0295 , G09G2330/021 , G09G2330/027
摘要： A display panel driving apparatus includes a data driving part, a data driving part and an off voltage controlling part. The data driving part is configured to output a data signal to a data line of a display panel. The gate driving part is configured to output a gate signal to a gate line of the display panel. The off voltage controlling part is configured to receive a first off voltage and a second off voltage applied to the gate driving part to generate the gate signal, measure a leakage current of the gate driving part, and control the first off voltage based on the leakage current. Thus, display quality of a display apparatus including the gate driving part may be improved.
摘要翻译：显示面板驱动装置包括数据驱动部分，数据驱动部分和截止电压控制部分。数据驱动部被配置为将数据信号输出到显示面板的数据线。栅极驱动部件被配置为将栅极信号输出到显示面板的栅极线。关断电压控制部被配置为接收施加到栅极驱动部分的第一截止电压和第二截止电压以产生栅极信号，测量栅极驱动部分的漏电流，并且基于泄漏来控制第一关断电压当前。因此，可以提高包括栅极驱动部分的显示装置的显示质量。

5. 发明申请

US20160140892A1 METHOD OF DRIVING DISPLAY PANEL, DISPLAY PANEL DRIVING APPARATUS AND DISPLAY APPARATUS HAVING THE DISPLAY PANEL DRIVING APPARATUS 审中-公开
标题翻译：驱动显示面板的方法，显示面板驱动装置和具有显示面板驱动装置的显示装置
公开(公告)号：US20160140892A1
公开(公告)日：2016-05-19
申请号：US14939682
申请日：2015-11-12
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Po-Yun PARK , Myeong-Su Kim , Sil-Yi Bang , Gwang-Soo Ahn , Jung-Hwan Cho
IPC分类号： G09G3/20
CPC分类号： G09G3/3688 , G09G2310/0291 , G09G2310/0297 , G09G2330/021 , G09G2330/06 , G09G2370/08
摘要： A display panel driving apparatus includes a timing controlling part, a data driving part and a gate driving part. The timing controlling part outputs a first line data of an image data, and determines whether the first line data and a second line data next to the first line data are the same. The data driving part outputs a first line data signal based on the first line data to a data line corresponding to a first line, and outputs the first line data signal based on the first line data to a data line corresponding to a second line, when the first line data and the second line data are the same.
摘要翻译：显示面板驱动装置包括定时控制部分，数据驱动部分和门驱动部分。定时控制部分输出图像数据的第一行数据，并且确定第一行数据和第一行数据旁边的第二行数据是否相同。数据驱动部分将基于第一行数据的第一行数据信号输出到对应于第一行的数据线，并且将基于第一行数据的第一行数据信号输出到对应于第二行的数据行，当第一行数据和第二行数据相同。

6. 发明申请

US20140092145A1 DISPLAY DEVICE AND DRIVING METHOD THEREOF 审中-公开
标题翻译：显示装置及其驱动方法
公开(公告)号：US20140092145A1
公开(公告)日：2014-04-03
申请号：US13750788
申请日：2013-01-25
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Po-Yun PARK , Hyun Seok KO , Min Joo LEE , Yong-Jun CHOI
IPC分类号： G09G5/00
CPC分类号： G09G5/00 , G09G3/2092 , G09G3/3611 , G09G3/3614 , G09G2340/0435
摘要： A driving method of a display device is provided. The display device comprises a display panel having a plurality of pixels, a signal controller for controlling operation of the display panel, and a memory connected to the signal controller. The driving method comprises receiving an input image signal for a motion picture or a stationary image, and if the input image signal for the stationary image is received, determining whether the stationary image includes at least one weak pattern, setting a first frequency as a driving frequency to display the stationary image if the stationary image does not include a weak pattern, and setting a second frequency that is higher than the first frequency as the driving frequency if the stationary image includes the at least one weak pattern.
摘要翻译：提供了一种显示装置的驱动方法。显示装置包括具有多个像素的显示面板，用于控制显示面板的操作的信号控制器和连接到信号控制器的存储器。所述驱动方法包括接收运动图像或静止图像的输入图像信号，并且如果接收到所述静止图像的输入图像信号，则确定所述静止图像是否包括至少一个弱图案，将所述第一频率设置为驾驶如果静止图像不包括弱图案，并且如果静止图像包括至少一个弱图案，则设置比第一频率高的第二频率作为驱动频率的频率以显示静止图像。

7. 发明申请

US20190253662A1 METHOD OF OPERATING A DISPLAY DEVICE SUPPORTING A VARIABLE FRAME MODE, AND THE DISPLAY DEVICE 审中-公开
公开(公告)号：US20190253662A1
公开(公告)日：2019-08-15
申请号：US16124094
申请日：2018-09-06
申请人： Samsung Display Co., Ltd.
发明人： Hong-Kyu KIM , Yong-Bum KIM , Po-Yun PARK , Dong-Hyun YEO , Byungkil JEON
IPC分类号： H04N7/01
CPC分类号： H04N7/0127 , G09G2320/029 , G09G2340/0435
摘要： In a method of operating a display device supporting a variable frame mode, frame data are received during a constant active period of a frame period including the active period and a variable blank period, the received frame data are written to a frame memory in the active period, the received frame data are outputted to a data driver in the active period to display an image based on the received frame data, a time of the variable blank period is counted, and, when the time of the variable blank period reaches a predetermined threshold blank time, the frame data stored in the frame memory are outputted to the data driver in the variable blank period to display an image based on the frame data stored in the frame memory.

8. 发明申请

US20190253048A1 TIMING CONTROLLER RESETTING CIRCUIT AND A DISPLAY DEVICE INCLUDING THE SAME 审中-公开
公开(公告)号：US20190253048A1
公开(公告)日：2019-08-15
申请号：US16260346
申请日：2019-01-29
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Ga-Na KIM , Po-Yun PARK , Hong-Kyu KIM , Myeongsu KIM , Dongwon PARK
IPC分类号： H03K17/22 , G09G5/18
摘要： A timing controller resetting circuit including: a resistor connected to an output node from which a reset signal is output and a first voltage source which supplies a first voltage; a capacitor connected to the output node and a second voltage source which supplies a second voltage that is lower than the first voltage; a reference voltage source configured to generate a reference voltage that is lower than the first voltage and higher than the second voltage; a comparator including a first input terminal which receives the first voltage, a second input terminal which receives the reference voltage, and an output terminal which outputs a comparison result signal generated by comparing the first voltage with the reference voltage; and a transistor including a first terminal which is connected to the output node, a second terminal which receives the second voltage, and a gate terminal which receives the comparison result signal.

9. 发明申请

US20190108812A1 DISPLAY PANEL DRIVING APPARATUS, METHOD OF DRIVING DISPLAY PANEL USING THE SAME AND DISPLAY APPARATUS HAVING THE SAME 审中-公开
公开(公告)号：US20190108812A1
公开(公告)日：2019-04-11
申请号：US16196608
申请日：2018-11-20
申请人： Samsung Display Co., Ltd.
发明人： Hong-Kyu KIM , Po-Yun PARK , Gwang-Soo AHN , Jung-Hwan CHO
IPC分类号： G09G3/36 , G09G3/00
摘要： A display panel driving apparatus includes a data driving part, a data driving part and an off voltage controlling part. The data driving part is configured to output a data signal to a data line of a display panel. The gate driving part is configured to output a gate signal to a gate line of the display panel. The off voltage controlling part is configured to receive a first off voltage and a second off voltage applied to the gate driving part to generate the gate signal, measure a leakage current of the gate driving part, and control the first off voltage based on the leakage current. Thus, display quality of a display apparatus including the gate driving part may be improved.

10. 发明申请

US20170206850A1 METHOD OF DRIVING A DISPLAY APPARATUS, A DISPLAY APPARATUS PERFORMING THE SAME AND A TIMING CONTROLLER INCLUDED IN THE DISPLAY APPARATUS 审中-公开
公开(公告)号：US20170206850A1
公开(公告)日：2017-07-20
申请号：US15214966
申请日：2016-07-20
申请人： Samsung Display Co., Ltd.
发明人： Ga-Na KIM , Dong-Won PARK , Po-Yun PARK , Jimyoung SEO , Whee-Won LEE , Bonghyun YOU , Jung Hwan CHO
IPC分类号： G09G3/36
CPC分类号： G09G3/3696 , G09G3/3655 , G09G2310/061 , G09G2310/08 , G09G2320/0247 , G09G2320/0257 , G09G2330/021 , G09G2340/0435
摘要： A method of driving a display apparatus includes determining a duration of a blank interval between a first frame and a second frame, wherein the second frame is subsequent to the first frame, and modulating a common voltage during the blank interval when the duration is longer than a first reference time, wherein an average of the common voltage is fixed during the blank interval.

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