Patents by Inventor Byung Cheon Lim

Byung Cheon Lim 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).

  • Patent number: 9665203
    Abstract: A capacitive in-cell touch panel and a display device is provided, which may realize the touch function without introducing new film layers, and includes an array substrate, a gate line, a data line and a common electrode layer are disposed on the array substrate. The common electrode layer includes a plurality of touch drive electrode elements and a plurality of touch sense electrode elements insulated from each other. The touch drive electrode elements include a plurality of touch drive sub-electrodes; the touch sense electrode elements include a plurality of touch sense sub-electrodes.
    Type: Grant
    Filed: June 19, 2013
    Date of Patent: May 30, 2017
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yubo Xu, Suzhen Mu, Ming Hu, Byung Cheon Lim
  • Patent number: 9507463
    Abstract: Embodiments of the present invention disclose an in-cell touch screen panel and a display device, at least one gate signal lines is used as a touch scanning line, a touch readout line is disposed between adjacent columns of pixel units in the array substrate, and a touch unit is disposed in a region defined by the touch scanning line and the touch readout line; each touch unit includes a light sensing sub-unit, a touch electrode and a touch signal control sub-unit; the light sensing sub-unit is connected with the touch signal control sub-unit through the touch electrode, and the control signal output from the light sensing sub-unit varies with the variation of external light and coupling capacitance of the touch electrode; the touch signal control sub-unit is connected with the touch scanning line and the touch readout line respectively, the touch signal control sub-unit outputs the touch sensing signal modulated by the control signal through the touch readout line upon the touch scanning line transferring el
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: November 29, 2016
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tong Yang, Yubo Xu, Ming Hu, Byung Cheon Lim
  • Patent number: 9495935
    Abstract: The present invention discloses a capacitive touch module, a capacitive in-cell touch screen panel and a display device, in which an integrally connected common electrode layer in an array substrate is split to form touch sensing electrodes and touch driving electrodes which are insulated from each other; and the touch driving electrodes and the touch sensing electrodes are subjected to time-sharing drive to achieve the touch function and the display function. Moreover, each touch sensing electrode includes a plurality of touch sensing sub-electrodes; each touch driving electrode includes a plurality of touch driving sub-electrodes; and opposing sides of adjacent touch sensing sub-electrodes and touch driving sub-electrodes are broken lines.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: November 15, 2016
    Assignees: HEFEI BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yubo Xu, Ming Hu, Guolei Wang, Byung Cheon Lim
  • Patent number: 9448656
    Abstract: Embodiments of the invention disclose a capacitive in-cell touch panel and a display device. The touch panel includes an array substrate and a counter substrate, the array substrate includes: pixels defined by gate lines and data lines and a common electrode corresponding to each pixel.
    Type: Grant
    Filed: May 8, 2013
    Date of Patent: September 20, 2016
    Assignees: HEFEI BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yubo Xu, Zuquan Hu, Ming Hu, Byung Cheon Lim
  • Publication number: 20160246088
    Abstract: An array substrate, a display device and a fabricating method of array substrate. The array substrate comprises: a substrate; a gate line and a gate electrode formed on the substrate; a first insulating layer covering the gate line and the gate electrode; a pixel electrode, a data line, a source electrode and drain electrode formed on the first insulating layer; a second insulating layer covering the pixel electrode, the data lines, the source electrode and the drain electrode; and a common electrode formed on second insulating layer. The second insulating layer comprises a first portion not covered by common electrode and a second portion covered by common electrode; the first portion has a first height from a top of the first portion to the substrate, the second portion has a second height from a top of the second portion to the substrate, the first height less than the second height.
    Type: Application
    Filed: November 13, 2013
    Publication date: August 25, 2016
    Inventors: Ming HU, Byung Cheon LIM, Xinxia ZHANG
  • Publication number: 20160188071
    Abstract: A capacitive in-cell touch panel and a display device is provided, which may realize the touch function without introducing new film layers, and includes an array substrate, a gate line, a data line and a common electrode layer are disposed on the array substrate. The common electrode layer includes a plurality of touch drive electrode elements and a plurality of touch sense electrode elements insulated from each other. The touch drive electrode elements include a plurality of touch drive sub-electrodes; the touch sense electrode elements include a plurality of touch sense sub-electrodes.
    Type: Application
    Filed: June 19, 2013
    Publication date: June 30, 2016
    Inventors: Yubo XU, Suzhen MU, Ming HU, Byung Cheon LIM
  • Publication number: 20150338976
    Abstract: Disclosed is a touch display device to improve uniformity of signal when a signal is transmitted through a touch drive electrode and/or a touch sensitive electrode.
    Type: Application
    Filed: April 29, 2014
    Publication date: November 26, 2015
    Inventors: Tong Yang, Ming Hu, Byung Cheon Lim, Yubo Xu
  • Publication number: 20150309627
    Abstract: The present invention discloses a touch panel and a touch display panel, and the touch panel comprises driving lines and sensing lines crossing with each other, and in the extending direction of the driving lines, two line ends of each row/column of the driving lines having the largest distance therebetween are connected with a drive signal input line, and each row/column of the sensing lines is connected with a signal gathering line; and/or, in the extending direction of the sensing lines, two line ends of each row/column of the sensing lines having the largest distance therebetween are connected with a signal gathering line.
    Type: Application
    Filed: April 24, 2013
    Publication date: October 29, 2015
    Inventors: YUBO XU, XIAOFANG GU, JIUZHAN ZHANG, MING CHEON HU, BYUNG CHEON LIM
  • Publication number: 20150205440
    Abstract: Embodiments of the present invention disclose an in-cell touch screen panel and a display device, at least one gate signal lines is used as a touch scanning line, a touch readout line is disposed between adjacent columns of pixel units in the array substrate, and a touch unit is disposed in a region defined by the touch scanning line and the touch readout line; each touch unit includes a light sensing sub-unit, a touch electrode and a touch signal control sub-unit; the light sensing sub-unit is connected with the touch signal control sub-unit through the touch electrode, and the control signal output from the light sensing sub-unit varies with the variation of external light and coupling capacitance of the touch electrode; the touch signal control sub-unit is connected with the touch scanning line and the touch readout line respectively, the touch signal control sub-unit outputs the touch sensing signal modulated by the control signal through the touch readout line upon the touch scanning line transferring el
    Type: Application
    Filed: May 30, 2013
    Publication date: July 23, 2015
    Inventors: Tong Yang, Yubo Xu, Ming Hu, Byung Cheon Lim
  • Publication number: 20150029118
    Abstract: The present invention discloses a capacitive touch module, a capacitive in-cell touch screen panel and a display device, in which an integrally connected common electrode layer in an array substrate is split to form touch sensing electrodes and touch driving electrodes which are insulated from each other; and the touch driving electrodes and the touch sensing electrodes are subjected to time-sharing drive to achieve the touch function and the display function. Moreover, each touch sensing electrode includes a plurality of touch sensing sub-electrodes; each touch driving electrode includes a plurality of touch driving sub-electrodes; and opposing sides of adjacent touch sensing sub-electrodes and touch driving sub-electrodes are broken lines.
    Type: Application
    Filed: May 16, 2013
    Publication date: January 29, 2015
    Inventors: Yubo Xu, MING Hu, GUOLEI Wang, Byung Cheon Lim
  • Publication number: 20140320767
    Abstract: Embodiments of the invention disclose a capacitive in-cell touch panel and a display device. The touch panel includes an array substrate and a counter substrate, the array substrate includes: pixels defined by gate lines and data lines and a common electrode corresponding to each pixel.
    Type: Application
    Filed: May 8, 2013
    Publication date: October 30, 2014
    Inventors: Yubo Xu, Zuquan Hu, Ming Hu, Byung Cheon Lim
  • Publication number: 20140086379
    Abstract: The disclosure relates to the field of liquid crystal display, and provides a driving circuit, a shifting register, a gate driver, an array substrate and a display device.
    Type: Application
    Filed: November 9, 2012
    Publication date: March 27, 2014
    Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Ma, Xianjie Shao, Guolei Wang, Ming Hu, Byung Cheon Lim, Zhizhong Tu