Patents by Inventor Seong-Min Wang

Seong-Min 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: 20150132871
    Abstract: An oxide semiconductor device includes a gate electrode on a substrate, a gate insulation layer on the substrate, the gate insulation layer having a recess structure over the gate electrode, a source electrode on a first portion of the gate insulation layer, a drain electrode on a second portion of the gate insulation layer, and an active pattern on the source electrode and the drain electrode, the active pattern filling the recess structure.
    Type: Application
    Filed: November 4, 2014
    Publication date: May 14, 2015
    Inventors: Seong-Min Wang, Ki-Wan Ahn, Joo-Sun Yoon, Ki-Hong Kim
  • Publication number: 20150123134
    Abstract: An infrared detector includes a substrate, a light blocking layer on the substrate, a lower electrode on the light blocking layer, the lower electrode electrically connected to the light blocking layer, a lower insulating layer on the light blocking layer, a first semiconductor layer on the lower insulating layer, a first source electrode and a first drain electrode on the first semiconductor layer, an upper insulating layer on the first semiconductor layer, and a first gate electrode on the upper insulating layer, the first gate electrode electrically connected to the lower electrode, where the first semiconductor layer includes a zinc and a nitrogen, and the first semiconductor layer is configured to generate electric charges by reacting with an infrared ray.
    Type: Application
    Filed: March 20, 2014
    Publication date: May 7, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seong-Min Wang, Byeong-Hoon Cho
  • Publication number: 20150028296
    Abstract: An organic light-emitting display includes a display unit configured to generate an image and a wire grid polarizer on the display unit; the wire grid polarizer includes a base substrate and a plurality of wire grids formed on the base substrate, wherein the plurality of wire grids are spaced from one another and disposed in parallel, and a first spacing between each pair of the plurality of wire grids in a first region of the base substrate and a second spacing between each pair of the plurality of wire grids in a second region of the base substrate is different.
    Type: Application
    Filed: January 15, 2014
    Publication date: January 29, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang-Yong Jeong, Mu-Gyeom Kim, Seong-Min Wang
  • Publication number: 20150012850
    Abstract: A mobile device including a flexible display device includes a main display unit disposed on the front of the mobile device, a upper secondary display unit disposed on an upper side of the main display unit, a lower secondary display unit disposed on a lower side of the main display unit, a left secondary display unit disposed on a left side of the main display unit, a right secondary display unit disposed on a right side of the main display unit, and a control unit configured to control the flexible display device to change an icon when the icon displayed on one of the upper, lower, left and right secondary display units passes a border of the one of the upper, lower, left and right secondary display units.
    Type: Application
    Filed: March 13, 2014
    Publication date: January 8, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: SEONG-MIN WANG, Ja-Eun Lee, Mu-Gyeom Kim
  • Publication number: 20140362304
    Abstract: A flat panel display device includes a plurality of scan lines elongated in a direction, a plurality of data lines elongated to intersect the scan lines, a plurality of pixel devices respectively coupled to the plurality of scan lines and the plurality of data lines, a plurality of first sensing lines elongated parallel to the scan lines, a plurality of second sensing lines elongated parallel to the data lines, and a plurality of sensing devices respectively coupled to the plurality of first sensing lines and the plurality of second sensing lines.
    Type: Application
    Filed: September 13, 2013
    Publication date: December 11, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seong-Min WANG, Mu-Gyeom KIM
  • Publication number: 20140326956
    Abstract: An organic light emitting display device and a manufacturing method of an organic light emitting display device. An organic light emitting display device includes a substrate; a first electrode on the substrate; an emitting layer on the first electrode; a second electrode on the emitting layer; and a first slit-shaped pattern on the second electrode and including a plurality of first protrusions spaced apart from each other.
    Type: Application
    Filed: August 8, 2013
    Publication date: November 6, 2014
    Inventors: Seong-Min WANG, Mu-Gyeom KIM, Gug Rae JO, Dae Young LEE, Jung Gun NAM, Dae Hwan JANG
  • Publication number: 20140306196
    Abstract: An organic light emitting diode display is disclosed In one aspect, the display includes a display panel, a grid layer positioned on the display panel, wherein the grid layer includes a plurality of protrusions formed of a first protrusion and a second protrusion formed on a surface of the first protrusion, and a window positioned on the grid layer.
    Type: Application
    Filed: September 25, 2013
    Publication date: October 16, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seong-Min Wang, Mu-Gyeom Kim, Gug-Rae Jo, Dae-Young Lee, Jung-Gun Nam, Dae-Hwan Jang, Hyun-Jae Lee
  • Publication number: 20140291622
    Abstract: An organic light emitting display device includes a substrate comprising a first side and a second side, a first electrode on the first side of the substrate, an emitting layer on the first electrode, a second electrode on the emitting layer, and a slit-shaped pattern at the second side of the substrate, and comprising a plurality of protrusions spaced apart from each other.
    Type: Application
    Filed: July 30, 2013
    Publication date: October 2, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seong Min Wang, Mu Gyeom Kim, Gug Rae Jo, Dae Young Lee, Jung Gun Nam, Dae Hwan Jang
  • Publication number: 20140239802
    Abstract: An organic light emitting display device and a method of manufacturing an organic light emitting display device are disclosed. The organic light emitting display device includes a first substrate, on which a display region and a non-display region surrounding the display region are defined, a second substrate disposed opposite to the first substrate, an organic light emitting element disposed in the display region between the first substrate and the second substrate, a third substrate disposed opposite to the second substrate, and a microphone disposed between the second substrate and the third substrate.
    Type: Application
    Filed: October 1, 2013
    Publication date: August 28, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Jae LEE, Seong-Min WANG, Hee-Soo YOO
  • Publication number: 20140210050
    Abstract: Provided is a method of manufacturing a capacitor of a display apparatus, the display apparatus being formed on a substrate and including a thin film transistor, which includes an active layer, a gate electrode, and source and drain electrodes, a display device connected to the thin film transistor, and the capacitor, the method including: forming an electrode layer on the substrate; forming a passivation layer on the electrode layer; patterning the passivation layer to form a first pattern including first branch patterns parallel to each other, and a second pattern including second branch patterns parallel to each other and interposed between the first branch patterns; and forming first and second electrodes by etching the electrode layer using the first and second patterns as masks.
    Type: Application
    Filed: August 21, 2013
    Publication date: July 31, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seong-Min Wang, Mu-Gyeom Kim, Tae-An Seo, Gug-Rae Jo, Dae-Young Lee, Jung-Gun Nam, Dae-Hwan Jang
  • Publication number: 20140176504
    Abstract: A display apparatus is disclosed. In one aspect the apparatus includes a touch panel, an information processor, a memory and a display panel. The touch panel generates a current touch signal including a current touch position of a touch. The information processor receives the current touch signal from the touch panel and a stored touch signal to compare the stored touch signal with the current touch signal to generate dynamic luminance information. The memory receives the current touch signal from the information processor to store the current touch signal as the stored touch signal. The display panel receives the dynamic luminance information from the information processor to display an image having different luminances in an emphasizing region corresponding to the current touch signal and the stored touch signal and a background region surrounding the emphasizing region, respectively.
    Type: Application
    Filed: November 6, 2013
    Publication date: June 26, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hee-Soo Yoo, Mu-Gyeom Kim, Chang-Yong Jeong, Seong-Min Wang
  • Patent number: 8749725
    Abstract: A flat panel display apparatus including a gate electrode on a substrate, a first insulating layer and a semiconductor layer sequentially stacked on the gate electrode and including a transparent conductive oxide, a capacitor first electrode extending on a plane on which the gate electrode extends, and a capacitor second electrode extending on a plane on which the semiconductor layer extends and including a material of the semiconductor layer, wherein the first insulating layer is between the capacitor second electrode and the semiconductor layer, source and drain electrodes that are separated by a second insulating layer and are connected to the semiconductor layer and the capacitor second electrode, a third insulating layer covering the source and drain electrodes, and a pixel electrode electrically connected to the source or drain electrode on the third insulating layer and being electrically connected to one of the source electrode and/or the drain electrode.
    Type: Grant
    Filed: April 6, 2011
    Date of Patent: June 10, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Sun Yoon, Seong-Min Wang
  • Patent number: 8450733
    Abstract: An oxide semiconductor thin film transistor includes a gate electrode on a substrate, the gate electrode having a first area, a gate insulation layer on the gate electrode, the gate insulation layer covering the gate electrode, an active layer on the gate insulation layer, the active layer having a second area that is smaller than the first area, a source electrode on the active layer, the source electrode contacting a source region of the active layer, a drain electrode on the active layer, the drain electrode contacting a drain region of the active layer, and a passivation layer covering the active layer, the source electrode, and the drain electrode.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: May 28, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong-Min Wang, Joo-Sun Yoon, Tae-An Seo, Jeong-Hwan Kim
  • Publication number: 20120292610
    Abstract: An oxide semiconductor device includes a gate electrode on a substrate, a gate insulation layer on the substrate, the gate insulation layer having a recess structure over the gate electrode, a source electrode on a first portion of the gate insulation layer, a drain electrode on a second portion of the gate insulation layer, and an active pattern on the source electrode and the drain electrode, the active pattern filling the recess structure.
    Type: Application
    Filed: September 9, 2011
    Publication date: November 22, 2012
    Inventors: Seong-Min Wang, Ki-Wan Ahn, Joo-Sun Yoon, Ki-Hong Kim
  • Publication number: 20120280223
    Abstract: An oxide semiconductor device may include a gate electrode formed on a substrate, and a gate insulation layer formed on the substrate to cover the gate electrode. A channel protection structure may be disposed on the gate insulation layer to expose a portion of the gate insulation layer. A source electrode may be located on a first portion of the channel protection structure. A drain electrode may be disposed on a second portion of the channel protection structure. An active pattern may be positioned on the exposed portion of the gate insulation layer, the source electrode, and the drain electrode.
    Type: Application
    Filed: November 15, 2011
    Publication date: November 8, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Jeong-Hwan KIM, Seong-Min WANG, Joo-Sun YOON
  • Publication number: 20120119206
    Abstract: An oxide semiconductor thin film transistor includes a gate electrode on a substrate, the gate electrode having a first area, a gate insulation layer on the gate electrode, the gate insulation layer covering the gate electrode, an active layer on the gate insulation layer, the active layer having a second area that is smaller than the first area, a source electrode on the active layer, the source electrode contacting a source region of the active layer, a drain electrode on the active layer, the drain electrode contacting a drain region of the active layer, and a passivation layer covering the active layer, the source electrode, and the drain electrode.
    Type: Application
    Filed: March 29, 2011
    Publication date: May 17, 2012
    Inventors: Seong-Min Wang, Joo-Sun Yoon, Tae-An Seo, Jeong-Hwan Kim
  • Publication number: 20110309362
    Abstract: A flat panel display apparatus including a gate electrode on a substrate, a first insulating layer and a semiconductor layer sequentially stacked on the gate electrode and including a transparent conductive oxide, a capacitor first electrode extending on a plane on which the gate electrode extends, and a capacitor second electrode extending on a plane on which the semiconductor layer extends and including a material of the semiconductor layer, wherein the first insulating layer is between the capacitor second electrode and the semiconductor layer, source and drain electrodes that are separated by a second insulating layer and are connected to the semiconductor layer and the capacitor second electrode, a third insulating layer covering the source and drain electrodes, and a pixel electrode electrically connected to the source or drain electrode on the third insulating layer and being electrically connected to one of the source electrode and/or the drain electrode.
    Type: Application
    Filed: April 6, 2011
    Publication date: December 22, 2011
    Inventors: Joo-Sun Yoon, Seong-Min Wang
  • Patent number: 7714695
    Abstract: The present invention relates to a method for manufacturing a SrTiO3 series varistor using grain boundary segregation, and more particularly, to a method for manufacturing a SrTiO3 series varistor by sintering a powdered composition in which acceptors such as Al and Fe are added in powdered form and then sintered under a reducing atmosphere and heat-treated them in the air to selectively form electrical conduction barriers at grain boundaries in a process for manufacturing SrTiO3 series varistor having an excellent non-linear coefficient and a breakdown voltage suitable for use.
    Type: Grant
    Filed: February 22, 2007
    Date of Patent: May 11, 2010
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Suk-Joong Kang, Seong-Min Wang, Sung-Yoon Chung
  • Publication number: 20070273468
    Abstract: The present invention relates to a method for manufacturing a SrTiO3 series varistor using grain boundary segregation, and more particularly, to a method for manufacturing a SrTiO3 series varistor by sintering a powdered composition in which acceptors such as Al and Fe are added in powdered form and then sintered under a reducing atmosphere and heat-treated them in the air to selectively form electrical conduction barriers at grain boundaries in a process for manufacturing SrTiO3 series varistor having an excellent non-linear coefficient and a breakdown voltage suitable for use.
    Type: Application
    Filed: February 22, 2007
    Publication date: November 29, 2007
    Inventors: Suk-Joong Kang, Seong-Min Wang, Sung-Yoon Chung