Patents by Inventor Hyun-Uk Oh
Hyun-Uk Oh 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).
-
Publication number: 20240103076Abstract: A deep learning-based MLCC stacked alignment inspection system includes an integrated defect detection unit configured to detect core areas requiring inspection of image data in which a stacked structure is photographed from a semiconductor MLCC chip by using at least one deep learning-based core area detection model, perform segmentation in the detected core areas, determine whether a defect exists according to a standard margin percentage range, and enable defect detection by generating normal and/or defective data based on the determination result, a result analysis unit configured to perform visualization for respective results of the core area detection, segmentation, and defect detection of the integrated defect detection unit, and provide stepwise analysis data for the visualized respective results so as to determine whether to modify corresponding data, and a data storage configured to store the normal and/or defective data, and stepwise analysis data.Type: ApplicationFiled: November 1, 2022Publication date: March 28, 2024Inventors: Heung-Seon OH, Sung Bin SON, Jun Uk JUNG, Hyun Jae KIM
-
Patent number: 11423836Abstract: A display device including a first pixel area including first pixels, a second pixel area including second pixels, a third pixel area including third pixels, and a display driver configured to control image display operations of the first pixel area, the second pixel area, and the third pixel area according to a first mode or a second mode, wherein the first pixel area includes a first sub-pixel area, and a second sub-pixel area between the first sub-pixel area and the second pixel area, and wherein the first sub-pixel area is configured to display a black image in the first mode, and the second sub-pixel area is configured to display a dummy image.Type: GrantFiled: February 8, 2021Date of Patent: August 23, 2022Assignee: Samsung Display Co., Ltd.Inventors: Tae Hoon Kwon, Ji Hyun Ka, Min Ku Lee, Seung Ji Cha, Hyun Uk Oh, Jin Tae Jeong
-
Publication number: 20210166626Abstract: A display device including a first pixel area including first pixels, a second pixel area including second pixels, a third pixel area including third pixels, and a display driver configured to control image display operations of the first pixel area, the second pixel area, and the third pixel area according to a first mode or a second mode, wherein the first pixel area includes a first sub-pixel area, and a second sub-pixel area between the first sub-pixel area and the second pixel area, and wherein the first sub-pixel area is configured to display a black image in the first mode, and the second sub-pixel area is configured to display a dummy image.Type: ApplicationFiled: February 8, 2021Publication date: June 3, 2021Inventors: Tae Hoon KWON, Ji Hyun KA, Min Ku LEE, Seung Ji CHA, Hyun Uk OH, Jin Tae JEONG
-
Patent number: 10916191Abstract: A display device including a first pixel area including first pixels, a second pixel area including second pixels, a third pixel area including third pixels, and a display driver configured to control image display operations of the first pixel area, the second pixel area, and the third pixel area according to a first mode or a second mode, wherein the first pixel area includes a first sub-pixel area, and a second sub-pixel area between the first sub-pixel area and the second pixel area, and wherein the first sub-pixel area is configured to display a black image in the first mode, and the second sub-pixel area is configured to display a dummy image.Type: GrantFiled: January 31, 2018Date of Patent: February 9, 2021Assignee: Samsung Display Co., Ltd.Inventors: Tae Hoon Kwon, Ji Hyun Ka, Min Ku Lee, Seung Ji Cha, Hyun Uk Oh, Jin Tae Jeong
-
Patent number: 10621922Abstract: A display apparatus includes a display panel and a panel driver. The display panel includes a first pixel including a first organic light emitting diode (OLED). The panel driver applies a first voltage to an anode electrode of the first OLED while a first frame image is displayed on the display panel if a grayscale of the first frame image is lower than a first reference grayscale.Type: GrantFiled: March 15, 2017Date of Patent: April 14, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun-Uk Oh, Ji-Tae Kim
-
Patent number: 10586483Abstract: A display device, a driving device, and a method that eliminates or reduces an image defect in a curved area of a display area of a display device. A display device includes a display area including a first pixel, a second pixel disposed along a curved edge of the display area, and a third pixel not corresponding to the curved edge, and a processor configured to drive the first pixel to have a first brightness, drive the second pixel to have a second brightness that is brighter than the first brightness, and drive the third pixel to have a third brightness that is brighter than the second brightness.Type: GrantFiled: December 21, 2016Date of Patent: March 10, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jae Wan Park, Hyun-Uk Oh, Keuntae Jung, Eunjung Oh
-
Patent number: 10482818Abstract: A display device includes pixels coupled to scan lines, emission control lines, and data lines, a scan driver configured to supply scan signals to the pixels through the scan lines, an emission driver configured to supply emission control signals to the pixels through the emission control lines, and a data driver configured to supply data signals to the pixels through the data lines, wherein the emission driver is configured to supply the emission control signals for each one of sub-periods in one frame period, and wherein a width of the emission control signals in any one sub-period from among the sub-periods is different from that of the emission control signals in another sub-period from among the sub-periods.Type: GrantFiled: January 29, 2018Date of Patent: November 19, 2019Assignee: Samsung Display Co., Ltd.Inventors: Tae Hoon Kwon, Ji Hyun Ka, Min Ku Lee, Seung Ji Cha, Hyun Uk Oh, Jin Tae Jeong
-
Patent number: 10360856Abstract: The present inventive concept relates to a display device improving a bright difference. An exemplary embodiment of the inventive concept provides a display device, including a panel including a plurality of pixel areas having different widths, and a data driver supplying data signals having different voltages to the plurality of pixel areas in response to a same grayscale.Type: GrantFiled: May 1, 2017Date of Patent: July 23, 2019Assignee: Samsung Display Co., Ltd.Inventors: Hyun Uk Oh, Jin Young Jeon
-
Patent number: 10312313Abstract: A display device according includes a display panel configured to display an image, a first flexible printed circuit film, and a second flexible printed circuit film. The display panel has a first pad area and a second pad area, the first flexible printed circuit film has a third pad area and a fourth pad area, and the second flexible printed circuit film has a fifth pad area and a sixth pad area. The third pad area is bonded to the first pad area, the sixth pad area is bonded to the second pad area, and the fifth pad area is bonded to the fourth pad area. An integrated circuit chip is mounted on the first flexible printed circuit film.Type: GrantFiled: May 1, 2017Date of Patent: June 4, 2019Assignee: Samsung Display Co., Ltd.Inventors: Hyun-Uk Oh, Seong-Yul Yang, Eun Jung Oh
-
Publication number: 20180233084Abstract: A display device including a first pixel area including first pixels, a second pixel area including second pixels, a third pixel area including third pixels, and a display driver configured to control image display operations of the first pixel area, the second pixel area, and the third pixel area according to a first mode or a second mode, wherein the first pixel area includes a first sub-pixel area, and a second sub-pixel area between the first sub-pixel area and the second pixel area, and wherein the first sub-pixel area is configured to display a black image in the first mode, and the second sub-pixel area is configured to display a dummy image.Type: ApplicationFiled: January 31, 2018Publication date: August 16, 2018Inventors: Tae Hoon KWON, Ji Hyun KA, Min Ku LEE, Seung Ji CHA, Hyun Uk OH, Jin Tae JEONG
-
Publication number: 20180218678Abstract: A display device includes pixels coupled to scan lines, emission control lines, and data lines, a scan driver configured to supply scan signals to the pixels through the scan lines, an emission driver configured to supply emission control signals to the pixels through the emission control lines, and a data driver configured to supply data signals to the pixels through the data lines, wherein the emission driver is configured to supply the emission control signals for each one of sub-periods in one frame period, and wherein a width of the emission control signals in any one sub-period from among the sub-periods is different from that of the emission control signals in another sub-period from among the sub-periods.Type: ApplicationFiled: January 29, 2018Publication date: August 2, 2018Inventors: Tae Hoon KWON, Ji Hyun KA, Min Ku LEE, Seung Ji CHA, Hyun Uk OH, Jin Tae JEONG
-
Publication number: 20180075797Abstract: A display device, a driving device, and a method that eliminates or reduces an image defect in a curved area of a display area of a display device. A display device includes a display area including a first pixel, a second pixel disposed along a curved edge of the display area, and a third pixel not corresponding to the curved edge, and a processor configured to drive the first pixel to have a first brightness, drive the second pixel to have a second brightness that is brighter than the first brightness, and drive the third pixel to have a third brightness that is brighter than the second brightness.Type: ApplicationFiled: December 21, 2016Publication date: March 15, 2018Inventors: Jae Wan PARK, Hyun-Uk OH, Keuntae JUNG, Eunjung OH
-
Publication number: 20180069067Abstract: A display device according includes a display panel configured to display an image, a first flexible printed circuit film, and a second flexible printed circuit film. The display panel has a first pad area and a second pad area, the first flexible printed circuit film has a third pad area and a fourth pad area, and the second flexible printed circuit film has a fifth pad area and a sixth pad area. The third pad area is bonded to the first pad area, the sixth pad area is bonded to the second pad area, and the fifth pad area is bonded to the fourth pad area. An integrated circuit chip is mounted on the first flexible printed circuit film.Type: ApplicationFiled: May 1, 2017Publication date: March 8, 2018Inventors: Hyun-Uk OH, Seong-Yul YANG, Eun Jung OH
-
Publication number: 20180025683Abstract: A display apparatus includes a display panel and a panel driver. The display panel includes a first pixel including a first organic light emitting diode (OLED). The panel driver applies a first voltage to an anode electrode of the first OLED while a first frame image is displayed on the display panel if a grayscale of the first frame image is lower than a first reference grayscale.Type: ApplicationFiled: March 15, 2017Publication date: January 25, 2018Inventors: HYUN-UK OH, Jl-TAE KIM
-
Publication number: 20170316744Abstract: The present inventive concept relates to a display device improving a bright difference. An exemplary embodiment of the inventive concept provides a display device, including a panel including a plurality of pixel areas having different widths, and a data driver supplying data signals having different voltages to the plurality of pixel areas in response to a same grayscale.Type: ApplicationFiled: May 1, 2017Publication date: November 2, 2017Inventors: Hyun Uk OH, Jin Young JEON
-
Publication number: 20170038859Abstract: A watch may include a display, a bezel, and a controller. The bezel may be positioned at a periphery of the display and may include a bezel touch sensor set. The bezel touch sensor set may receive a first touch without moving with respect to any other part of the bezel and may generate first touch information in response to the first touch. The controller may be electrically connected to each of the bezel touch sensor set and the display and may use the first touch information to generate a first control signal for controlling the display.Type: ApplicationFiled: April 13, 2016Publication date: February 9, 2017Inventors: Na Ri PARK, Ju-Bong AN, Hyun-Uk OH, Yeon-Shil JUNG
-
Patent number: 9257068Abstract: An organic light emitting display device according to example embodiments includes a display unit, a test data line to which a test data voltage is applied during a sheet unit test, a test gate line to which a first voltage is applied during the sheet unit test and to which a second voltage is applied during a normal operation of the organic light emitting display device, a plurality of test transistors configured to selectively couple the test data line to a plurality of data lines in the display unit in accordance with a voltage provided by the test gate line, and at least one redundant element configured to maintain the test gate line at the second voltage during the normal operation even if the test gate line is damaged.Type: GrantFiled: August 6, 2013Date of Patent: February 9, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young-Kwang Kim, Hyun-Uk Oh
-
Patent number: 9082356Abstract: Present embodiments may include a liquid crystal display apparatus, using a line reversal method, wherein at least one pulse is inserted between charging periods, and a method of driving the liquid crystal display apparatus. According to present embodiments, in a liquid crystal display apparatus employing a polarity reversal method, audible noise may be removed without increasing a frame frequency and reducing a charging time of a storage capacitor.Type: GrantFiled: September 21, 2011Date of Patent: July 14, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun-Uk Oh, Young-Kwang Kim
-
Publication number: 20140167769Abstract: An organic light emitting display device according to example embodiments includes a display unit, a test data line to which a test data voltage is applied during a sheet unit test, a test gate line to which a first voltage is applied during the sheet unit test and to which a second voltage is applied during a normal operation of the organic light emitting display device, a plurality of test transistors configured to selectively couple the test data line to a plurality of data lines in the display unit in accordance with a voltage provided by the test gate line, and at least one redundant element configured to maintain the test gate line at the second voltage during the normal operation even if the test gate line is damaged.Type: ApplicationFiled: August 6, 2013Publication date: June 19, 2014Inventors: Young-Kwang KIM, Hyun-Uk OH
-
Patent number: 8736567Abstract: A touch screen panel including first sense electrodes including a plurality of first sense cells arranged on a substrate in a first direction and first connection patterns electrically connecting adjacent first sense cells of the plurality of first sense cells; second sense electrodes including a plurality of second sense cells arranged on the substrate in a second direction that crosses the first direction, relay patterns arranged within the first sense electrodes, and metal patterns connected between the relay patterns and second sense cells of the plurality of second sense cells adjacent to the relay patterns; and auxiliary patterns electrically connecting two regions of the first sense electrodes divided by the relay patterns and the metal patterns.Type: GrantFiled: March 7, 2012Date of Patent: May 27, 2014Assignee: Samsung Display Co., Ltd.Inventor: Hyun-Uk Oh