Patents by Inventor Soo Wang

Soo Wang 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: 20210375187
    Abstract: A display device of the disclosure includes a panel including pixels, and first sensors and second sensors overlapping the pixels, and a circuit board. The circuit board includes a first sensor pad electrically connected to a respective first sensor, a second sensor pad electrically connected to a respective second sensor, and a data pad electrically connected to respective pixels, a sensor driver, a first sensor line having one end connected to the first sensor pad and another end connected to the sensor driver, a second sensor line having one end connected to the second sensor pad and another end connected to the sensor driver, a data extension line having one end connected to the data pad, and a first decoupling capacitor connected to the first sensor line disposed between the sensor driver and a first point where the first sensor line and the data extension line cross.
    Type: Application
    Filed: January 19, 2021
    Publication date: December 2, 2021
    Inventors: Hyo Chul LEE, In Soo WANG
  • Publication number: 20210326558
    Abstract: An input sensing device including: a power line; driving lines; a first signal line including sub-lines; a second signal line connected to the sub-lines; and sensor pixels connected to the power line, the driving lines, and the first signal line, wherein at least one sensor pixel of the sensor pixels includes: an optical sensor that transfers a photoelectrically converted charge from the power line to a first node in response to a driving signal provided through a first driving line of the driving lines; a first transistor connected between the first node and a first sub-line among the sub-lines, wherein the first transistor includes a gate electrode connected to the first driving line; and a second transistor connected between the first node and a second sub-line among the sub-lines, wherein the second transistor includes a gate electrode connected to the first driving line.
    Type: Application
    Filed: March 2, 2021
    Publication date: October 21, 2021
    Inventors: Hyo Chul LEE, Hyeon Do PARK, In Soo WANG
  • Publication number: 20210280570
    Abstract: A display device includes a display area including gate lines; a plurality of gate drivers disposed in a non-display area that is adjacent to the display area and connected to the gate lines; and a driving power transmitting line disposed in the non-display area and providing a driving power to the gate drivers. The driving power transmitting line includes a first driving power transmitting line and a second driving power transmitting line overlapping each other with an insulating layer disposed therebetween, the first driving power transmitting line and the second driving power transmitting line are connected with each other through a plurality of contact holes formed in the insulating layer, and the contact holes are disposed in a plurality of regions respectively overlapping the gate drivers in a direction parallel to an extending direction of the gate lines.
    Type: Application
    Filed: October 22, 2020
    Publication date: September 9, 2021
    Inventors: Hyo-Chul LEE, In Soo WANG
  • Publication number: 20210113643
    Abstract: Provided is a composition for preventing or treating obesity including a mixed extract of Cinnamomi twigs, and more particularly, a pharmaceutical composition for preventing or treating obesity including a mixed extract of Cinnamomi twigs and Moutan root bark, a health functional food composition of feed composition for preventing or alleviating obesity including the composition, and a method of preventing or treating obesity including administering the pharmaceutical composition to an individual having obesity or a risk of developing obesity. The mixed extract of Cinnamomi twigs and Moutan root bark may inhibit fat absorption in the intestinal tract and increases in body weight causing obesity by single-dose administration, reduce lipid content in the blood, decrease weight and size of adipocytes, effectively inhibit accumulation of fat in liver tissue, and inhibit diarrhea, a serious side effect of Xenicalâ„¢, by long-term administration.
    Type: Application
    Filed: December 11, 2018
    Publication date: April 22, 2021
    Inventors: Jin Sook KIM, Chan-Sik KIM, Ik Soo LEE, Gyu Hyung JO, Soo-Wang HYUN
  • Publication number: 20200403484
    Abstract: Proposed is a power supply device for a submodule controller of a modular multilevel converter (MMC) connected to a high voltage direct current (HVDC) system, which generates and supplies power through by hydraulic turbine generation using coolant flowing through a heat sink that cools a submodule. The power supply device includes a heat sink disposed inside the submodule of the MMC converter to cool the submodule using coolant; a pipe having an inlet configured to supply the coolant to the heat sink and an outlet configured to discharge the coolant to outside of the heat sink and configured to form a flow path to cause the coolant supplied through the inlet to flow to the heat sink; and a hydraulic turbine generator disposed at one side of the pipe to generate power by the coolant flowing through the pipe and supply the power to the submodule controller.
    Type: Application
    Filed: December 21, 2018
    Publication date: December 24, 2020
    Inventors: Yong Hee PARK, Hong Ju JUNG, Jae Keun NO, In Soo WANG, Doo Young LEE, Jong Kyou JEONG, Joo Yeon LEE
  • Patent number: 10510277
    Abstract: An organic light emitting display device including pixels positioned in regions defined by scan lines and light emission control lines extending in a first direction, and data lines extending in a second direction different from the first direction, the pixels being configured to control an amount of current flowing from a first power source to a second power source by way of organic light emitting diodes (OLEDs) in response to data signals, organic light emitting display device includes a scan driver configured to sequentially supply scan signals to the scan lines and light emission control signals to the light emission control lines during an inspection period, and a data driver configured to supply inspection data signals to the data lines in synchronization with the scan signals during the inspection period.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: December 17, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: In Soo Wang
  • Patent number: 10466831
    Abstract: A touch display device according to an exemplary embodiment of the present inventive concept includes: a plurality of pixel circuits; a plurality of first signal lines respectively connected to the plurality of pixel circuits and extending in a first direction; and a plurality of second signal lines respectively connected to the plurality of pixel circuits and extending in a second direction, wherein at least one signal line among the plurality of first signal lines and the plurality of second signal lines function as a first sensing electrode and a second sensing electrode in the touch mode, respectively.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: November 5, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gi Chang Lee, In Soo Wang, Hyun Woo Cho
  • Patent number: 10380947
    Abstract: A display including first to n-th pixels electrically connected with a first data line, and a data compensator for generating a reference voltage of a k-th pixel (k being between 1 and n) based on a first coupling voltage between the k-th pixel and the first data line and a second coupling voltage between the k-th pixel and a second data line, and comparing an average voltage generated based on a reference voltage of at least one of the first to n-th pixels with the reference voltage of the k-th pixel to generate a compensation signal, wherein the reference voltage of at least one of the first to n-th pixels is based on a coupling voltage between the at least one of the first to n-th pixels and the first data line and based on a coupling voltage between the pixels and the second data line.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: August 13, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mitsuru Fujii, In Soo Wang
  • Patent number: 10339862
    Abstract: A pixel includes a first transistor, a second transistor, a third transistor, and a capacitor. The first transistor connects a first power source to a light emitter based on a first control signal. The second transistor connects a pixel circuit to the light emitter. The third transistor connects a second power source to the pixel circuit based on a second control signal. The capacitor is a MOS capacitor having a first electrode connected to receive the second control signal and a second electrode connected to the second transistor.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: July 2, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Zi Yeon Yoon, In Soo Wang, Gi Chang Lee
  • Publication number: 20180330665
    Abstract: A display including first to n-th pixels electrically connected with a first data line, and a data compensator for generating a reference voltage of a k-th pixel (k being between 1 and n) based on a first coupling voltage between the k-th pixel and the first data line and a second coupling voltage between the k-th pixel and a second data line, and comparing an average voltage generated based on a reference voltage of at least one of the first to n-th pixels with the reference voltage of the k-th pixel to generate a compensation signal, wherein the reference voltage of at least one of the first to n-th pixels is based on a coupling voltage between the at least one of the first to n-th pixels and the first data line and based on a coupling voltage between the pixels and the second data line.
    Type: Application
    Filed: November 2, 2017
    Publication date: November 15, 2018
    Inventors: Mitsuru FUJII, In Soo WANG
  • Patent number: 10013948
    Abstract: A display device having an electrostatic discharge protection unit disposed between a display unit and a pad unit. The electrostatic discharge protection unit comprises a first signal line configured to deliver data and a control signal from a pad unit to the display unit, a second signal line, a plurality of first electrostatic discharge protection patterns which are electrically connected to the first signal line; and a plurality of second electrostatic discharge protection patterns which are electrically connected to the second signal line. Respective ones of the first electrostatic discharge protection patterns and the second electrostatic discharge protection patterns together form a plurality of electrostatic discharge protection pattern pairs, and the first and second electrostatic discharge protection patterns in each of the electrostatic discharge protection pattern pairs are separated from each other by differing distances.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: July 3, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gi Chang Lee, In Soo Wang, Yong Soo Lee
  • Patent number: 9978779
    Abstract: A display device having a display area and a non-display area includes a substrate, a pixel at the display area, a signal line on the substrate and electrically connected to the pixel, and a static electricity prevention capacitor at the non-display area and including a lower pattern having a first region and a second region that have different electrical conductivities from each other, an insulating layer on the lower pattern, and an upper pattern including a portion of the signal line and overlapping the first region of the lower pattern in a plan view.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: May 22, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gi Chang Lee, In Soo Wang, Yong Soo Lee
  • Patent number: 9842538
    Abstract: An organic light emitting display device includes a display panel including data lines, scan lines, initialization lines, and a plurality of pixels, wherein a pixel of the pixels includes: a driving transistor including a gate electrode coupled to a first node, a first electrode coupled to a second node, and a second electrode coupled to a third node, the driving transistor configured to control an amount of a drain-to-source current of the driving transistor according to a voltage applied to the first node; an organic light emitting diode configured to emit light depending on the drain-to-source current of the driving transistor; a first transistor coupled between the second node and a data line of the data lines, the first transistor configured to be turned on by a scan signal applied to a scan line of the scan lines; a second transistor configured to initialize the first node by being turned on; and a first capacitor coupled between the first electrode and the second electrode of the second transistor.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: December 12, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Jun Lee, In-Soo Wang
  • Patent number: 9842553
    Abstract: A method of driving a display panel includes: generating a data signal having a difference between a number of positive frames and a number of negative frames; and displaying an image according to the data signal.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: December 12, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gi-Chang Lee, In-Soo Wang
  • Patent number: 9773442
    Abstract: A display device having a display area including a plurality of pixels and a non-quadrilateral shape, a first gate line in parallel with a first side of a virtual quadrilateral inscribed in the display area, a second gate line in parallel with a second side perpendicular to the first side of the virtual quadrilateral, a first data line in parallel with the first gate line; and a second data line in parallel with the second gate line.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: September 26, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gi Chang Lee, In Soo Wang
  • Patent number: 9741770
    Abstract: An organic light emitting diode display includes a substrate, a transistor on the substrate, a reflecting electrode connected to the transistor, a color filter on the reflecting electrode, a first electrode on the color filter and electrically connected to the reflecting electrode, a pixel definition layer on the color filter and having an opening exposing the first electrode, a white emission layer in the opening and a second electrode on the white emission layer.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: August 22, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gi Chang Lee, In Soo Wang, Yong Soo Lee
  • Publication number: 20170047004
    Abstract: A pixel includes a first transistor, a second transistor, a third transistor, and a capacitor. The first transistor connects a first power source to a light emitter based on a first control signal. The second transistor connects a pixel circuit to the light emitter. The third transistor connects a second power source to the pixel circuit based on a second control signal. The capacitor is a MOS capacitor having a first electrode connected to receive the second control signal and a second electrode connected to the second transistor.
    Type: Application
    Filed: May 24, 2016
    Publication date: February 16, 2017
    Inventors: Zi Yeon YOON, In Soo WANG, Gi Chang LEE
  • Publication number: 20170032722
    Abstract: An organic light emitting display device including pixels positioned in regions defined by scan lines and light emission control lines extending in a first direction, and data lines extending in a second direction different from the first direction, the pixels being configured to control an amount of current flowing from a first power source to a second power source by way of organic light emitting diodes (OLEDs) in response to data signals, organic light emitting display device includes a scan driver configured to sequentially supply scan signals to the scan lines and light emission control signals to the light emission control lines during an inspection period, and a data driver configured to supply inspection data signals to the data lines in synchronization with the scan signals during the inspection period.
    Type: Application
    Filed: May 19, 2016
    Publication date: February 2, 2017
    Inventor: In Soo Wang
  • Patent number: 9542886
    Abstract: A pixel includes a driving transistor, an organic light emitting diode, a first transistor, and the second transistor. The driving transistor includes a gate electrode coupled to a first node, a first electrode coupled to a second node, and a drain electrode coupled to a third node. The driving transistor controls an amount of drain-source current based on a level of a voltage applied to the first node. The first transistor is coupled between the second node and a data line, and turns on by a scan signal of a scan line. The second transistor is coupled between the first node and an initialization voltage line, and turns on by an initialization signal of an initialization line. The first and second transistors are turned on during a first period.
    Type: Grant
    Filed: November 3, 2014
    Date of Patent: January 10, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: In-Soo Wang
  • Publication number: 20160358938
    Abstract: A display device having a display area and a non-display area includes a substrate, a pixel at the display area, a signal line on the substrate and electrically connected to the pixel, and a static electricity prevention capacitor at the non-display area and including a lower pattern having a first region and a second region that have different electrical conductivities from each other, an insulating layer on the lower pattern, and an upper pattern including a portion of the signal line and overlapping the first region of the lower pattern in a plan view.
    Type: Application
    Filed: January 8, 2016
    Publication date: December 8, 2016
    Inventors: Gi Chang Lee, In Soo Wang, Yong Soo Lee