Patents by Inventor Yeonkyung Kim

Yeonkyung 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).

  • Publication number: 20190155433
    Abstract: A display apparatus includes a display panel including a display area including a plurality of gate lines, a plurality of data lines, and a plurality of touch sensors, a gate driving circuit dividing the display area into a plurality of horizontal blocks and driving gate lines of a horizontal block by units of horizontal blocks at every display period in one frame, and a touch driving circuit sensing a touch through touch sensors of the horizontal block by units of horizontal blocks at every touch sensing period in the one frame.
    Type: Application
    Filed: November 20, 2018
    Publication date: May 23, 2019
    Applicant: LG DISPLAY CO., LTD.
    Inventors: YongSeok PARK, JungHyun LEE, Yeonkyung KIM
  • Publication number: 20190114980
    Abstract: Disclosed is a display apparatus including a gate driving circuit, which stably holds an output signal during a touch sensing period. The display apparatus includes a display panel including a display area including a plurality of gate lines, a plurality of data lines, and a plurality of touch sensors, a gate driving circuit dividing the display area into a plurality of horizontal blocks and driving gate lines of a horizontal block by units of horizontal blocks at every display period in one frame, and a touch driving circuit sensing a touch through touch sensors of the horizontal block by units of horizontal blocks at every touch sensing period in the one frame.
    Type: Application
    Filed: October 11, 2018
    Publication date: April 18, 2019
    Inventors: Yeonkyung KIM, TaeWoong MOON, JungHyun LEE, YongSeok PARK
  • Publication number: 20190103067
    Abstract: The present disclosure relates to a gate driving circuit and a display device using the circuit. A gate driving circuit according to an aspect of the present disclosure comprises a Q node controller, a QB node controller, and an output unit generating a pulse-type output signal by controlling charging and discharging of an output terminal according to the voltages of the Q node and the QB node, and the QB node controller controls the voltage of the QB node in an alternating manner during a non-scan period in which the Q node controller outputs a low level voltage for the Q node.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Applicant: LG Display Co., Ltd.
    Inventors: Yeonkyung KIM, Taewoong MOON, Junghyun LEE
  • Publication number: 20180121023
    Abstract: A gate driver and a display device having an in-cell touch sensor using the gate driver are disclosed. The gate driver includes a shift register configured to sequentially supply gate pulses to gate lines of a display panel. The shift register includes an (N?1)th stage, where N is a positive integer equal to or greater than 2, configured to output an (N?1)th gate pulse, an Nth stage configured to output an Nth gate pulse, and a hold circuit configured to hold an output voltage of the (N?1)th stage during a predetermined time and supply the output voltage to the Nth stage.
    Type: Application
    Filed: October 30, 2017
    Publication date: May 3, 2018
    Inventors: Yeonkyung KIM, Taewoong MOON, Junghyun LEE
  • Publication number: 20180096645
    Abstract: A gate drive circuit and a display device are provided. The gate drive circuit comprises: a first stage that outputs a first gate pulse at a first output terminal by increasing a voltage at the first output terminal when a first Q node is charged in response to receiving a first carry signal at a first start terminal, and decreasing the voltage at the first output terminal when a first QB node is charged; and a second stage that outputs a second gate pulse at a second output terminal and outputs a second carry signal at a third output terminal by increasing voltages at the second and third output terminals when a second Q node is charged in response to receiving the first carry signal at a second start terminal, and decreasing the voltages at the second and third output terminals when a second QB node is charged.
    Type: Application
    Filed: September 29, 2017
    Publication date: April 5, 2018
    Inventors: Junghyun LEE, Taewoong MOON, Yeonkyung KIM
  • Patent number: 9934720
    Abstract: A voltage compensation pixel circuit includes a driving transistor coupled to the light emitting element between a high potential power line and a low potential power line to drive the light emitting element in response to a predetermined voltage applied to a gate, switching transistor including a first switching transistor being switched in response to a voltage of a first gate signal, a second switching transistor and a third switching transistor being switched in response to a voltage of a third gate signal, and a fourth switching transistor being switched in response to a voltage of a second gate signal, a storage capacitor coupled between a first node and a second node, and a setup transistor coupled between the light emitting element and the driving transistor and operated by the driving transistor. The first node is coupled to the driving transistor. The second node is coupled between the second switching transistor and the fourth switching transistor.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: April 3, 2018
    Assignee: FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION
    Inventors: Hojin Lee, Yongchan Kim, Yeonkyung Kim
  • Publication number: 20170003867
    Abstract: A mobile terminal having a circle type display and a method for controlling the same is disclosed herein. A scroll bar is provided at an edge of the circle type display in response to a user input. The user may control the mobile terminal and the circle type display through touch inputs on the scroll bar.
    Type: Application
    Filed: September 14, 2016
    Publication date: January 5, 2017
    Inventors: Seonmi LEE, Sijin Lim, Yeonkyung Kim, Eunjin Kim
  • Patent number: 9471216
    Abstract: A mobile terminal having a circle type display and a method for controlling the same is disclosed herein. A scroll bar is provided at an edge of the circle type display in response to a user input. The user may control the mobile terminal and the circle type display through touch inputs on the scroll bar.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: October 18, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Seonmi Lee, Sijin Lim, Yeonkyung Kim, Eunjin Kim
  • Publication number: 20160117981
    Abstract: A voltage compensation pixel circuit includes a driving transistor coupled to the light emitting element between a high potential power line and a low potential power line to drive the light emitting element in response to a predetermined voltage applied to a gate, switching transistor including a first switching transistor being switched in response to a voltage of a first gate signal, a second switching transistor and a third switching transistor being switched in response to a voltage of a third gate signal, and a fourth switching transistor being switched in response to a voltage of a second gate signal, a storage capacitor coupled between a first node and a second node, and a setup transistor coupled between the light emitting element and the driving transistor and operated by the driving transistor. The first node is coupled to the driving transistor. The second node is coupled between the second switching transistor and the fourth switching transistor.
    Type: Application
    Filed: May 31, 2013
    Publication date: April 28, 2016
    Inventors: Hojin LEE, Yongchan KIM, Yeonkyung KIM
  • Publication number: 20150171833
    Abstract: Provided is a gate driver circuit. The gate driver circuit includes a plurality of sequentially connected stages, and each of stages includes an input unit including two input transistors forming diode connection, a pull-up unit including a pull-up transistor and a bootstrap capacitor, and first and second pull-down units each including two transistors. According to embodiments, an input capacitor is further included which is connected to a node between the input unit and the pull-up unit. In addition, a carry unit is further included which is connected to an output terminal and formed to transmit an output signal in a high state or a low state to a next stage.
    Type: Application
    Filed: July 18, 2014
    Publication date: June 18, 2015
    Applicants: Electronics and Telecommunications Research Institute, Konkuk University Industrial Cooperation Corp
    Inventors: Jae-Eun PI, Sang-Hee PARK, Min Ki RYU, Chi-Sun HWANG, OhSang KWON, Eunsuk PARK, Kee-Chan PARK, YeonKyung KIM
  • Publication number: 20150012877
    Abstract: A mobile terminal having a circle type display and a method for controlling the same is disclosed herein. A scroll bar is provided at an edge of the circle type display in response to a user input. The user may control the mobile terminal and the circle type display through touch inputs on the scroll bar.
    Type: Application
    Filed: September 19, 2014
    Publication date: January 8, 2015
    Inventors: Seonmi LEE, Sijin LIM, Yeonkyung KIM, Eunjin KIM
  • Patent number: 8860674
    Abstract: A mobile terminal having a circle type display and a method for controlling the same is disclosed herein. A scroll bar is provided at an edge of the circle type display in response to a user input. The user may control the mobile terminal and the circle type display through touch inputs on the scroll bar.
    Type: Grant
    Filed: December 16, 2010
    Date of Patent: October 14, 2014
    Assignee: LG Electronics Inc.
    Inventors: Seonmi Lee, Sijin Lim, Yeonkyung Kim, Eunjin Kim
  • Patent number: 8105163
    Abstract: A technology for expressing object movements with higher levels of realism is provided. A control part 30 arranged in a game apparatus 10 includes an input part 40 and a control part 60. The control part 60 includes a standard mode control part 66 which controls a game mode in which a user-operated character moves in the water, and a fishing mode control part 68 which controls a game mode that starts when the character preys on a lure. The standard mode control part 66 includes a physical quantity modification part 62 which modifies a physical quantity given to the object or a physical quantity pertaining to the movement of the object depending on the type of the movement of the object. The fishing mode control part 68 includes a line control part 64 which connects a plurality of established control points with lines to express a fishing line in a simulated fashion.
    Type: Grant
    Filed: March 23, 2005
    Date of Patent: January 31, 2012
    Assignee: Sony Computer Entertainment Inc.
    Inventor: Yeonkyung Kim
  • Publication number: 20110157046
    Abstract: A mobile terminal having a circle type display and a method for controlling the same is disclosed herein. A scroll bar is provided at an edge of the circle type display in response to a user input. The user may control the mobile terminal and the circle type display through touch inputs on the scroll bar.
    Type: Application
    Filed: December 16, 2010
    Publication date: June 30, 2011
    Inventors: Seonmi Lee, Sijin Lim, Yeonkyung Kim, Eunjin Kim
  • Publication number: 20070238523
    Abstract: A technology for expressing object movements with higher levels of realism is provided. A control part 30 arranged in a game apparatus 10 includes an input part 40 and a control part 60. The control part 60 includes a standard mode control part 66 which controls a game mode in which a user-operated character moves in the water, and a fishing mode control part 68 which controls a game mode that starts when the character preys on a lure. The standard mode control part 66 includes a physical quantity modification part 62 which modifies a physical quantity given to the object or a physical quantity pertaining to the movement of the object depending on the type of the movement of the object. The fishing mode control part 68 includes a line control part 64 which connects a plurality of established control points with lines to express a fishing line in a simulated fashion.
    Type: Application
    Filed: March 23, 2005
    Publication date: October 11, 2007
    Inventor: Yeonkyung Kim