Patents by Inventor Young-Jun Yun

Young-Jun Yun 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: 10379658
    Abstract: The touch sensing apparatus includes a driving unit and a touch sensing unit, a scan region selecting unit, and a control unit. The driving unit and the touch sensing unit arranged at a touch panel are electrically connected to driving electrodes and sensing electrodes, respectively. The scan region selecting unit controls the driving unit and determines a narrowed scan region including a touched location by dividing a touch region of the touch panel into a plurality of scan regions, scanning each of the scan regions, and selecting a scan region including the touched location at least for once. The control unit controls the scan region selecting unit and the driving unit and determines the narrowed scan region including the touched location and sense the touched location by inputting signals in a time-division manner to a plurality of scan lines included in the narrowed scan region.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: August 13, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-woo Kim, Young-jun Yun, Myoung-hoon Jung
  • Patent number: 10302818
    Abstract: A photonic crystal structure includes a nano structure layer including a plurality of nano particles of various sizes, and a photonic crystal layer on the nano structure layer. The plurality of nano particles are spaced apart from each other. The photonic crystal layer has a non-planar surface, and is configured to reflect light of a particular wavelength.
    Type: Grant
    Filed: June 21, 2016
    Date of Patent: May 28, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Deuk-seok Chung, Byong-gwon Song, Joon-won Bae, Young-jun Yun
  • Patent number: 10157989
    Abstract: A method of manufacturing a graphene electronic device may include forming a metal compound layer and a catalyst layer on a substrate, the catalyst layer including a metal element in the metal compound layer, growing a graphene layer on the catalyst layer, and converting the catalyst layer into a portion of the metal compound layer.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: December 18, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Seung Lee, Sang Wook Kim, Seong Jun Park, David Seo, Young Jun Yun, Yung Hee Lee
  • Patent number: 9711992
    Abstract: A display device includes a display panel including at least one electrode, and a panel driving unit configured to drive the display panel. The display device further includes a power storage unit configured to store received power, and a switching unit configured to electrically connect the at least one electrode to one of the panel driving unit and the power storage unit.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: July 18, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myoung-hoon Jung, Jung-woo Kim, Young-Jun Yun
  • Patent number: 9685121
    Abstract: An electrowetting display device includes an electrowetting pixel cell and a driving circuit. The electrowetting pixel cell including a polar liquid and a non-polar liquid disposed between a common electrode and a pixel electrode, the pixel electrode configured to receive a fixed voltage and the common electrode configured to receive a variable voltage that varies according to an image signal. The driving circuit configured to control an operation of the electrowetting pixel cell by, providing an image signal to the electrowetting pixel cell at a display interval where the electrowetting pixel cell displays an image, and providing a reset voltage to the electrowetting pixel cell at a reset interval. An absolute value of a difference between the voltage applied to the pixel electrode and the reset voltage is greater than that of a difference between the voltage applied to the pixel electrode and the voltage applied to the common electrode.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: June 20, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myoung-hoon Jung, Jung Woo Kim, Young-jun Yun
  • Patent number: 9520090
    Abstract: An electrowetting display apparatus includes an electrowetting pixel configured to display an image. The electrowetting pixel includes a polar liquid and a nonpolar liquid arranged between a common electrode and a pixel electrode; and a driving circuit configured to control operations of the electrowetting pixel. The driving circuit includes a memory circuit configured to store an image to be displayed by the electrowetting pixel. The driving circuit is further configured to periodically provide a reset signal to the electrowetting pixel while the electrowetting pixel is displaying the image and provide an image stored in the memory circuit to the electrowetting pixel after the electrowetting pixel cell resets.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: December 13, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-jun Yun, Jung Woo Kim, Myoung-hoon Jung
  • Publication number: 20160299258
    Abstract: A photonic crystal structure includes a nano structure layer including a plurality of nano particles of various sizes, and a photonic crystal layer on the nano structure layer. The plurality of nano particles are spaced apart from each other. The photonic crystal layer has a non-planar surface, and is configured to reflect light of a particular wavelength.
    Type: Application
    Filed: June 21, 2016
    Publication date: October 13, 2016
    Inventors: Deuk-seok CHUNG, Byong-gwon SONG, Joon-won BAE, Young-jun YUN
  • Patent number: 9130567
    Abstract: An inverter device including a tunable diode device and a diode device that includes a control terminal connected to an input terminal of the inverter device, an anode terminal connected to a high-level voltage terminal, and a cathode terminal connected to an output terminal of the inverter device, wherein the diode device is configured to turn on or off according to a voltage applied to the control terminal.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: September 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-jun Yun, Sang-wook Kim, Seong-jun Park, David Seo, Young-hee Yvette Lee, Chang-seung Lee
  • Patent number: 9054708
    Abstract: A touch sensor using a graphene diode and/or a touch panel including the touch sensor. The touch sensor includes a first sensing electrode configured to sense a touch; a first output line configured to transmit an electrical signal; and a first diode device including a first control terminal connected to the first sensing electrode, a first anode terminal connected to a voltage application unit, and a first cathode terminal connected to the first output line.
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: June 9, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-wook Kim, Seong-jun Park, David Seo, Young-jun Yun, Yung-hee Yvette Lee, Chang-seung Lee
  • Patent number: 8917258
    Abstract: A touch screen apparatus including: a touch sensing unit; a memory configured to store sensing information transmitted from the touch sensing unit; and a display unit associated with the memory, the display unit configured to receive and display the sensing information stored in the memory.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: December 23, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-jun Yun, Jung-woo Kim, Myoung-hoon Jung
  • Publication number: 20140253481
    Abstract: The touch sensing apparatus includes a driving unit and a touch sensing unit, a scan region selecting unit, and a control unit. The driving unit and the touch sensing unit arranged at a touch panel are electrically connected to driving electrodes and sensing electrodes, respectively. The scan region selecting unit controls the driving unit and determines a narrowed scan region including a touched location by dividing a touch region of the touch panel into a plurality of scan regions, scanning each of the scan regions, and selecting a scan region including the touched location at least for once. The control unit controls the scan region selecting unit and the driving unit and determines the narrowed scan region including the touched location and sense the touched location by inputting signals in a time-division manner to a plurality of scan lines included in the narrowed scan region.
    Type: Application
    Filed: March 4, 2014
    Publication date: September 11, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-woo KIM, Young-jun YUN, Myoung-hoon JUNG
  • Publication number: 20140232325
    Abstract: A display device includes a display panel including at least one electrode, and a panel driving unit configured to drive the display panel. The display device further includes a power storage unit configured to store received power, and a switching unit configured to electrically connect the at least one electrode to one of the panel driving unit and the power storage unit.
    Type: Application
    Filed: February 14, 2014
    Publication date: August 21, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myoung-hoon JUNG, Jung-woo KIM, Young-jun YUN
  • Publication number: 20140152641
    Abstract: An electrowetting display apparatus includes an electrowetting pixel configured to display an image. The electrowetting pixel includes a polar liquid and a nonpolar liquid arranged between a common electrode and a pixel electrode; and a driving circuit configured to control operations of the electrowetting pixel. The driving circuit includes a memory circuit configured to store an image to be displayed by the electrowetting pixel. The driving circuit is further configured to periodically provide a reset signal to the electrowetting pixel while the electrowetting pixel is displaying the image and provide an image stored in the memory circuit to the electrowetting pixel after the electrowetting pixel cell resets.
    Type: Application
    Filed: June 20, 2013
    Publication date: June 5, 2014
    Inventors: Young-jun YUN, Jung Woo KIM, Myoung-hoon JUNG
  • Patent number: 8742400
    Abstract: A graphene switching device includes a first electrode and an insulating layer in first and second regions of the semiconductor substrate, respectively, a plurality of metal particles on a surface of the semiconductor substrate between the first and second regions, a graphene layer on the plurality of metal particles and extending on the insulating layer, a second electrode on the graphene layer in the second region and configured to face the insulating layer, a gate insulating layer configured to cover the graphene layer, and a gate electrode on the gate insulating layer. The semiconductor substrate forms an energy barrier between the graphene layer and the first electrode.
    Type: Grant
    Filed: April 12, 2013
    Date of Patent: June 3, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: David Seo, Sang-wook Kim, Seong-jun Park, Young-jun Yun, Yung-hee Yvette Lee, Chang-seung Lee
  • Publication number: 20140139507
    Abstract: An electrowetting display device includes an electrowetting pixel cell and a driving circuit. The electrowetting pixel cell including a polar liquid and a non-polar liquid disposed between a common electrode and a pixel electrode, the pixel electrode configured to receive a fixed voltage and the common electrode configured to receive a variable voltage that varies according to an image signal. The driving circuit configured to control an operation of the electrowetting pixel cell by, providing an image signal to the electrowetting pixel cell at a display interval where the electrowetting pixel cell displays an image, and providing a reset voltage to the electrowetting pixel cell at a reset interval. An absolute value of a difference between the voltage applied to the pixel electrode and the reset voltage is greater than that of a difference between the voltage applied to the pixel electrode and the voltage applied to the common electrode.
    Type: Application
    Filed: June 18, 2013
    Publication date: May 22, 2014
    Inventors: Myoung-hoon JUNG, Jung Woo KIM, Young-jun YUN
  • Patent number: 8716766
    Abstract: Graphene semiconductor device, a method of manufacturing a graphene semiconductor device, an organic light emitting display and a memory, include forming a multilayered member including a sacrificial substrate, a sacrificial layer, and a semiconductor layer deposited in sequence, forming a transfer substrate on the semiconductor layer, forming a first laminate including the transfer substrate and the semiconductor layer by removing the sacrificial layer to separate the sacrificial substrate from the semiconductor layer, forming a second laminate by forming a graphene layer on a base substrate, combining the first laminate and the second laminate such that the semiconductor layer contacts the graphene layer, and removing the transfer substrate.
    Type: Grant
    Filed: June 14, 2012
    Date of Patent: May 6, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-seung Lee, Young Bae Kim, Young Jun Yun, Yong Sung Kim, David Seo, Joo-ho Lee
  • Publication number: 20130278485
    Abstract: A glasses-type display includes: a lens unit configured to selectively reflect light of different wavelength bands, the lens unit including a plurality of photonic crystal pattern units, each of the plurality of photonic crystal pattern units including pixels; a leg unit coupled to the lens unit; and an image supply unit configured to supply an image to the lens unit.
    Type: Application
    Filed: December 12, 2012
    Publication date: October 24, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-woo KIM, Young-jun YUN, Myoung-hoon JUNG
  • Publication number: 20130277644
    Abstract: A graphene switching device includes a first electrode and an insulating layer in first and second regions of the semiconductor substrate, respectively, a plurality of metal particles on a surface of the semiconductor substrate between the first and second regions, a graphene layer on the plurality of metal particles and extending on the insulating layer, a second electrode on the graphene layer in the second region and configured to face the insulating layer, a gate insulating layer configured to cover the graphene layer, and a gate electrode on the gate insulating layer. The semiconductor substrate forms an energy barrier between the graphene layer and the first electrode.
    Type: Application
    Filed: April 12, 2013
    Publication date: October 24, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: David SEO, Sang-wook KIM, Seong-jun PARK, Young-jun YUN, Yung-hee Yvette LEE, Chang-seung LEE
  • Publication number: 20130256629
    Abstract: Graphene semiconductor device, a method of manufacturing a graphene semiconductor device, an organic light emitting display and a memory, include forming a multilayered member including a sacrificial substrate, a sacrificial layer, and a semiconductor layer deposited in sequence, forming a transfer substrate on the semiconductor layer, forming a first laminate including the transfer substrate and the semiconductor layer by removing the sacrificial layer to separate the sacrificial substrate from the semiconductor layer, forming a second laminate by forming a graphene layer on a base substrate, combining the first laminate and the second laminate such that the semiconductor layer contacts the graphene layer, and removing the transfer substrate.
    Type: Application
    Filed: June 14, 2012
    Publication date: October 3, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Seung LEE, Young Bae KIM, Young Jun YUN, Yong Sung KIM, David SEO, Joo Ho LEE
  • Publication number: 20130181917
    Abstract: A touch screen apparatus including: a touch sensing unit; a memory configured to store sensing information transmitted from the touch sensing unit; and a display unit associated with the memory, the display unit configured to receive and display the sensing information stored in the memory.
    Type: Application
    Filed: September 12, 2012
    Publication date: July 18, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-jun YUN, Jung-woo KIM, Myoung-hoon JUNG