Patents by Inventor Myeong-su Kim
Myeong-su Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Display panel with a timing controller embedded data driver and display apparatus including the same
Patent number: 9875716Abstract: A display panel includes a timing controller embedded data driver and a first data driver. The timing controller embedded data driver includes an image processing part and an internal data driving part. The image processing part generates a first data signal corresponding to a first display area and a second data signal corresponding to a second display area based on input image data. The internal data driving part generates a second data voltage based on the second data signal to output the second data voltage to the second display area. The first data driver is disposed at a first side of the timing controller embedded data driver. The first data driver receives the first data signal from the timing controller embedded data driver and generates a first data voltage based on the first data signal to output the first data voltage to the first display area.Type: GrantFiled: December 30, 2016Date of Patent: January 23, 2018Assignee: Samsung Display Co., Ltd.Inventors: Sang-Moon Moh, Myeong-Su Kim, Jin-Ho Park, Man-Sung Kim, Dong-Il Seo -
Patent number: 9851835Abstract: An image display system is provided. The image display system includes a host, and a touch controller configured to generate touch event information corresponding to a touch signal and supply the touch event information to an accelerator, wherein the touch signal is output from a touch panel. The accelerator is configured to generate, based on the touch event information supplied from the touch controller, output image data corresponding to a touch event. The image display system further includes a display controller configured to supply the output image data generated by the accelerator to a display panel.Type: GrantFiled: February 5, 2015Date of Patent: December 26, 2017Assignee: Samsung Display Co., Ltd.Inventors: Mun-San Park, Weon-Jun Choe, Myeong-Su Kim, Kee-Hyun Nam, Jae-Wan Park, Jung-Hyun Baik, Bong-Hyun You
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Patent number: 9767769Abstract: According to an embodiment, the display device includes a touch controller, an image processor, and a display driver. The touch controller is configured to output touch event information corresponding to a touch signal received from a touch panel. The image processor is configured to determine whether a host is in a sleep mode or a normal mode, and to output mixed image data obtained by overlapping an image displayed on a display panel and a marker corresponding to the touch event information while a host is in the sleep mode. The display driver is configured to output pixel driving signals corresponding to the mixed image data to the display panel. The touch controller or image processor is further configured to determine whether a touch input of a user to the touch panel meets a predetermined condition, and if the predetermined condition is met, output a wake-up signal to the host.Type: GrantFiled: February 26, 2015Date of Patent: September 19, 2017Assignee: Samsung Display Co., Ltd.Inventors: Weon-Jun Choe, Joon-Chul Goh, Yun-Ki Baek, Hae-Kwan Seo, Myeong-Su Kim, Jae-Wan Park
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Patent number: 9672792Abstract: 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.Type: GrantFiled: August 26, 2015Date of Patent: June 6, 2017Assignee: Samsung Display Co., Ltd.Inventors: 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
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DISPLAY PANEL WITH A TIMING CONTROLLER EMBEDDED DATA DRIVER AND DISPLAY APPARATUS INCLUDING THE SAME
Publication number: 20170110080Abstract: A display panel includes a timing controller embedded data driver and a first data driver. The timing controller embedded data driver includes an image processing part and an internal data driving part. The image processing part generates a first data signal corresponding to a first display area and a second data signal corresponding to a second display area based on input image data. The internal data driving part generates a second data voltage based on the second data signal to output the second data voltage to the second display area. The first data driver is disposed at a first side of the timing controller embedded data driver. The first data driver receives the first data signal from the timing controller embedded data driver and generates a first data voltage based on the first data signal to output the first data voltage to the first display area.Type: ApplicationFiled: December 30, 2016Publication date: April 20, 2017Inventors: Sang-Moon MOH, Myeong-Su KIM, Jin-Ho PARK, Man-Sung KIM, Dong-Il SEO -
Display panel with a timing controller embedded data driver and display apparatus including the same
Patent number: 9564106Abstract: A display panel includes a timing controller embedded data driver and a first data driver. The timing controller embedded data driver includes an image processing part and an internal data driving part. The image processing part generates a first data signal corresponding to a first display area and a second data signal corresponding to a second display area based on input image data. The internal data driving part generates a second data voltage based on the second data signal to output the second data voltage to the second display area. The first data driver is disposed at a first side of the timing controller embedded data driver. The first data driver receives the first data signal from the timing controller embedded data driver and generates a first data voltage based on the first data signal to output the first data voltage to the first display area.Type: GrantFiled: October 21, 2014Date of Patent: February 7, 2017Assignee: Samsung Display Co., Ltd.Inventors: Sang-Moon Moh, Myeong-Su Kim, Jin-Ho Park, Man-Sung Kim, Dong-Il Seo -
Patent number: 9478171Abstract: A display device includes a plurality of pixels. The display device further includes a plurality of gate lines. The display device further includes a gate driver configured provide a plurality of gate signals through the plurality of gate lines to the plurality of pixels according to at least one of a discharge signal and a scanning start signal for controlling the plurality of pixels, the gate driver being configured to provide a plurality of gate-off signals through the plurality of gate lines to the plurality of pixels according to the discharge signal. The display device further includes a signal provider configured to provide the discharge signal to the gate driver when the signal provider determines that an image signal is abnormal.Type: GrantFiled: September 6, 2013Date of Patent: October 25, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jun Yong Song, Myeong Su Kim, Jae Hoon Lee, Jeong Bong Lee
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Publication number: 20160140892Abstract: 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.Type: ApplicationFiled: November 12, 2015Publication date: May 19, 2016Inventors: Po-Yun PARK, Myeong-Su Kim, Sil-Yi Bang, Gwang-Soo Ahn, Jung-Hwan Cho
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Publication number: 20150371609Abstract: 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.Type: ApplicationFiled: August 26, 2015Publication date: December 24, 2015Inventors: 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
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Publication number: 20150340014Abstract: A display device includes a display panel including a plurality of pixels, a scan driving unit configured to provide a scan signal to the pixels, a data driving unit configured to provide a data signal to the pixels, and a controller configured to provide driving frequency information to a processor, which transfers image data with a driving frequency determined based on the driving frequency information to the display device, to receive the image data with the driving frequency from the processor, and to control the scan driving unit and the data driving unit to drive the display panel with the driving frequency.Type: ApplicationFiled: December 28, 2014Publication date: November 26, 2015Inventors: Myeong-Su KIM, Su-Hyeong PARK, Ho-Yong JUNG, Jae-Ho CHOI
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Publication number: 20150301580Abstract: According to an embodiment, the display device includes a touch controller, an image processor, and a display driver. The touch controller is configured to output touch event information corresponding to a touch signal received from a touch panel. The image processor is configured to determine whether a host is in a sleep mode or a normal mode, and to output mixed image data obtained by overlapping an image displayed on a display panel and a marker corresponding to the touch event information while a host is in the sleep mode. The display driver is configured to output pixel driving signals corresponding to the mixed image data to the display panel. The touch controller or image processor is further configured to determine whether a touch input of a user to the touch panel meets a predetermined condition, and if the predetermined condition is met, output a wake-up signal to the host.Type: ApplicationFiled: February 26, 2015Publication date: October 22, 2015Inventors: Weon-Jun CHOE, Joon-Chul GOH, Yun-Ki BAEK, Hae-Kwan SEO, Myeong-Su KIM, Jae-Wan PARK
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Publication number: 20150301678Abstract: An image display system is provided. The image display system includes a host, and a touch controller configured to generate touch event information corresponding to a touch signal and supply the touch event information to an accelerator, wherein the touch signal is output from a touch panel. The accelerator is configured to generate, based on the touch event information supplied from the touch controller, output image data corresponding to a touch event. The image display system further includes a display controller configured to supply the output image data generated by the accelerator to a display panel.Type: ApplicationFiled: February 5, 2015Publication date: October 22, 2015Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Mun-San PARK, Weon-Jun CHOE, Myeong-Su KIM, Kee-Hyun NAM, Jae-Wan PARK, Jung-Hyun BAIK, Bong-Hyun YOU
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Patent number: 9165518Abstract: 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.Type: GrantFiled: August 7, 2012Date of Patent: October 20, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: 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
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Patent number: 9135874Abstract: 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.Type: GrantFiled: August 7, 2012Date of Patent: September 15, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: 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
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Patent number: 9105252Abstract: 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.Type: GrantFiled: August 7, 2012Date of Patent: August 11, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: 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
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Publication number: 20150206467Abstract: The inventive concept relates to a display device and a driving method thereof. A display device according to an exemplary embodiment of the inventive concept includes: a display panel including a plurality of pixels and a plurality of data lines; a data driver applying data voltages to the plurality of data lines; a signal controller controlling the data driver; and a graphic controller inputting an image signal that is dithered based on dithering patterns of one set to the signal controller, wherein the signal controller includes a dithering cycle detector configured to detect a dithering cycle which is a cycle in which the dithering patterns of one set are repeated, and a still image detector configured to determine whether a current frame is a frame displaying a still image or a frame displaying a motion picture image based on the dithering cycle and the image signal.Type: ApplicationFiled: June 2, 2014Publication date: July 23, 2015Applicant: Samsung Display Co., LTD.Inventors: Jae Ho CHOI, Sil Yi BANG, Jang Hyun YEO, Myeong Su KIM
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Publication number: 20150206509Abstract: A display panel includes a timing controller embedded data driver and a first data driver. The timing controller embedded data driver includes an image processing part and an internal data driving part. The image processing part generates a first data signal corresponding to a first display area and a second data signal corresponding to a second display area based on input image data. The internal data driving part generates a second data voltage based on the second data signal to output the second data voltage to the second display area. The first data driver is disposed at a first side of the timing controller embedded data driver. The first data driver receives the first data signal from the timing controller embedded data driver and generates a first data voltage based on the first data signal to output the first data voltage to the first display area.Type: ApplicationFiled: October 21, 2014Publication date: July 23, 2015Inventors: Sang-Moon Moh, Myeong-Su Kim, Jin-Ho Park, Man-Sung Kim, Dong-II Seo
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Patent number: 9019188Abstract: A display device including a display panel displaying a still image and a moving image and a signal controller controlling signals to drive the display panel, wherein the signal controller includes a frame memory storing image data of the still image and providing the image data to the display panel, and the display panel is driven with a first scan ratio when displaying the moving image and is driven with a second scan ratio that is lower than the first scan ratio when displaying the still image.Type: GrantFiled: March 2, 2012Date of Patent: April 28, 2015Assignee: Samsung Display Co., Ltd.Inventors: Young-Su Han, Seung Hwan Moon, Jung Hwan Cho, Myeong-Su Kim, Jae Wan Park, Jin-Soo Kim
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Patent number: 8896514Abstract: A display device including a display panel displaying a still image and a moving image and a signal controller controlling signals to drive the display panel, wherein the signal controller includes a frame memory storing image data of the still image and providing the image data to the display panel, and the display panel is driven with a first scan ratio when displaying the moving image and is driven with a second scan ratio that is lower than the first scan ratio when displaying the still image.Type: GrantFiled: March 2, 2012Date of Patent: November 25, 2014Assignee: Samsung Display Co., Ltd.Inventors: Young-Su Han, Seung Hwan Moon, Jung Hwan Cho, Myeong-Su Kim, Jae Wan Park, Jin-Soo Kim
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Publication number: 20140340380Abstract: A display device includes a plurality of pixels. The display device further includes a plurality of gate lines. The display device further includes a gate driver configured provide a plurality of gate signals through the plurality of gate lines to the plurality of pixels according to at least one of a discharge signal and a scanning start signal for controlling the plurality of pixels, the gate driver being configured to provide a plurality of gate-off signals through the plurality of gate lines to the plurality of pixels according to the discharge signal. The display device further includes a signal provider configured to provide the discharge signal to the gate driver when the signal provider determines that an image signal is abnormal.Type: ApplicationFiled: September 6, 2013Publication date: November 20, 2014Applicant: Samsung Display Co., Ltd.Inventors: Jun Yong SONG, Myeong Su KIM, Jae Hoon LEE, Jeong Bong LEE