Patents by Inventor Young-Mi Tak

Young-Mi Tak 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: 8378354
    Abstract: A liquid crystal display panel where pixel cells defined by gate lines and data lines which are located to cross each other are arranged in a matrix shape, wherein each of the pixel cells includes a thin film transistor located at a crossing of the gate line and the data line, a pixel electrode connected to the thin film transistor, and a protrusion that overlaps a gate electrode of the thin film transistor to form a parasitic capacitor with the gate electrode and is connected to the pixel electrode, wherein each protrusion in the pixel cells of the liquid crystal display panel have an area determined in accordance with a location of the pixel cell in the liquid crystal display panel.
    Type: Grant
    Filed: June 26, 2006
    Date of Patent: February 19, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Ho Oh, Hyun Cheol Jin, Jin Young Park, Young Mi Tak
  • Patent number: 8253913
    Abstract: A thin film transistor array panel is provided, which includes: a substrate; a plurality of first signal lines formed on the substrate; a plurality of second lines formed on the substrate, intersecting the first signal line, and including a plurality of curved portions having at least two curve points and a plurality of intermediate portions, the curved portions and the intermediate portions alternately connected; a plurality of pixel electrodes located substantially in areas defined by the first and the second signal lines; and a plurality of thin film transistors connected to the first and the second signal lines and the pixel electrodes.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: August 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Mi Tak, Seung-Soo Baek, Dong-Gyu Kim
  • Patent number: 8111364
    Abstract: An in-plane switching (IPS) mode liquid crystal display (LCD) includes: a plurality of gate lines and data lines arranged vertically and horizontally to define a plurality of pixel regions on a first substrate; thin film transistors (TFTs) at each crossing of the gate and data lines and including an active layer, a source electrode and a drain electrode, respectively; a common electrode line substantially parallel to the gate lines; a plurality of first pixel electrodes and first common electrodes and a plurality of second pixel electrodes and second common electrodes having a tilt angle with respect to the gate lines and alternately disposed on upper and lower portions of the pixel regions to generate an in-plane electric field; and a second substrate attached with the first substrate.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: February 7, 2012
    Assignee: LG Display Co., Ltd.
    Inventor: Young-Mi Tak
  • Publication number: 20110134351
    Abstract: An in-plane switching (IPS) mode liquid crystal display (LCD) includes: a plurality of gate lines and data lines arranged vertically and horizontally to define a plurality of pixel regions on a first substrate; thin film transistors (TFTs) at each crossing of the gate and data lines and including an active layer, a source electrode and a drain electrode, respectively; a common electrode line substantially parallel to the gate lines; a plurality of first pixel electrodes and first common electrodes and a plurality of second pixel electrodes and second common electrodes having a tilt angle with respect to the gate lines and alternately disposed on upper and lower portions of the pixel regions to generate an in-plane electric field; and a second substrate attached with the first substrate.
    Type: Application
    Filed: February 11, 2011
    Publication date: June 9, 2011
    Inventor: Young-Mi TAK
  • Patent number: 7907245
    Abstract: An in-plane switching (IPS) mode liquid crystal display (LCD) includes: a plurality of gate lines and data lines arranged vertically and horizontally to define a plurality of pixel regions on a first substrate; thin film transistors (TFTs) at each crossing of the gate and data lines and including an active layer, a source electrode and a drain electrode, respectively; a common electrode line substantially parallel to the gate lines; a plurality of first pixel electrodes and first common electrodes and a plurality of second pixel electrodes and second common electrodes having a tilt angle with respect to the gate lines and alternately disposed on upper and lower portions of the pixel regions to generate an in-plane electric field; and a second substrate attached with the first substrate.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: March 15, 2011
    Assignee: LG Display Co., Ltd.
    Inventor: Young-Mi Tak
  • Patent number: 7884365
    Abstract: A TFT array panel includes: first and second gate members connected to each other; a gate insulating layer formed on the first and the second gate members; first and second semiconductor members formed on the gate insulating layer opposite the first and the second gate members, respectively; first and second source members connected to each other and located near the first and the second semiconductor members, respectively; first and second drain members located near the first and the second semiconductor members, respectively, and located opposite the first and the second source members with respect to the first and the second gate members, respectively; and a pixel electrode connected to the first and the second drain members. The first gate, semiconductor, source, and drain members form a first TFT, and the second gate, semiconductor, source, and drain members form a second TFT.
    Type: Grant
    Filed: March 6, 2008
    Date of Patent: February 8, 2011
    Assignee: Samsung Electronic S Co., Ltd.
    Inventors: Young-Mi Tak, Seung-Soo Baek, Joo-Ae Youn, Dong-Gyu Kim
  • Patent number: 7847906
    Abstract: A liquid crystal display is provided, which includes: a first substrate; a first signal line formed on the first substrate and extending in a first direction; a second signal line formed on the first substrate, intersecting the first signal line, and including a curved portion and a rectilinear portion connected to the curved portion; a first thin film transistor connected to the first signal line and the second signal line; a pixel electrode connected to the first thin film transistor; a second substrate facing the second substrate; and a common electrode formed on the second substrate and having an opening facing the second signal line.
    Type: Grant
    Filed: July 29, 2004
    Date of Patent: December 7, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Young-Mi Tak
  • Patent number: 7724338
    Abstract: A thin film transistor array panel is provided, which includes: a substrate; a gate line formed on the substrate; first and second storage electrodes formed on the substrate and disposed opposite each other with respect to the gate line; a gate insulating layer formed in the gate line and the first and the second storage electrodes; a curved data line formed on the gate insulating layer; a thin film transistor connected to the gate line and the data line; a passivation layer formed on the data line and the thin film transistor; a pixel electrode formed on the passivation layer, connected to the thin film transistor, and having an obtuse corner and an acute corner; and an overpass cross over the gate line and connected to the first and the second storage electrodes.
    Type: Grant
    Filed: November 20, 2006
    Date of Patent: May 25, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Een-Mi Kwon, Ae Shin, Seung-Soo Baek, Young-Mi Tak
  • Patent number: 7688411
    Abstract: Provided is a multi-domain liquid crystal display device capable of improving a viewing angle by decreasing a color shift. The multi-domain LCD device includes a first substrate, a second substrate, a plurality of gate lines provided in one direction on the first substrate, a plurality of data lines provided substantially perpendicular to the plurality of gate lines to define a plurality of pixel regions including a first area and a second area, a common electrode and a pixel electrode which generate a parallel electric field within the first area to improve luminance, a common electrode and a pixel electrode which generate a parallel electric field within the second area to decrease color shift, and a liquid crystal layer formed between the first substrate and the second substrate.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: March 30, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Do-Sung Kim, Byung-Koo Kang, Young-Mi Tak
  • Patent number: 7612864
    Abstract: An exposure apparatus includes an optical system generating light, a mask, a light-absorbing member and a substrate plate. The mask includes a mask body disposed at a path of the light, a first light transmission pattern formed in a first region of the mask body, and a second light transmission pattern formed in a second region of the mask body. The mask is transported in a first direction. The light-absorbing member is disposed between the optical system and the mask, and has a diffusive reflection preventing part formed at a side surface of the light-absorbing member. The substrate plate supports a substrate having a photoresist layer formed thereon. The substrate plate is transported along the first direction together with the mask, thereby preventing a diffusive reflection.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: November 3, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Young-Mi Tak
  • Publication number: 20080237597
    Abstract: A TFT array panel includes: first and second gate members connected to each other; a gate insulating layer formed on the first and the second gate members; first and second semiconductor members formed on the gate insulating layer opposite the first and the second gate members, respectively; first and second source members connected to each other and located near the first and the second semiconductor members, respectively; first and second drain members located near the first and the second semiconductor members, respectively, and located opposite the first and the second source members with respect to the first and the second gate members, respectively; and a pixel electrode connected to the first and the second drain members. The first gate, semiconductor, source, and drain members form a first TFT, and the second gate, semiconductor, source, and drain members form a second TFT.
    Type: Application
    Filed: March 6, 2008
    Publication date: October 2, 2008
    Inventors: Young-Mi Tak, Seung-Soo Baek, Joo-Ae Youn, Dong-Gyu Kim
  • Patent number: 7379142
    Abstract: A liquid crystal display is provided, which includes: a first substrate; a first signal line formed on the first substrate; a second signal line formed on the first substrate and intersecting the first signal line; a pixel electrode including a plurality of partitions; a thin film transistor connected to the gate line, the data line, and the pixel electrode; a second substrate facing the second substrate; a common electrode formed on the second substrate and having an opening facing the first or the second signal line; and first and second domain defining members that define a plurality of domains in the liquid crystal display and are dispose on the first and the second substrates, respectively, the second domain defining member disposed on the second substrate and separated from the opening.
    Type: Grant
    Filed: September 19, 2006
    Date of Patent: May 27, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Mi Tak, Ae Shin, Dong-Gyu Kim, Seung-Soo Baek
  • Publication number: 20080117150
    Abstract: A thin film transistor array panel is provided, which includes: a substrate; a plurality of first signal lines formed on the substrate; a plurality of second lines formed on the substrate, intersecting the first signal line, and including a plurality of curved portions having at least two curve points and a plurality of intermediate portions, the curved portions and the intermediate portions alternately connected; a plurality of pixel electrodes located substantially in areas defined by the first and the second signal lines; and a plurality of thin film transistors connected to the first and the second signal lines and the pixel electrodes.
    Type: Application
    Filed: January 25, 2008
    Publication date: May 22, 2008
    Inventors: Young-Mi Tak, Seung-Soo Baek, Dong-Gyu Kim
  • Patent number: 7358124
    Abstract: A TFT array panel includes: first and second gate members connected to each other; a gate insulating layer formed on the first and the second gate members; first and second semiconductor members formed on the gate insulating layer opposite the first and the second gate members, respectively; first and second source members connected to each other and located near the first and the second semiconductor members, respectively; first and second drain members located near the first and the second semiconductor members, respectively, and located opposite the first and the second source members with respect to the first and the second gate members, respectively; and a pixel electrode connected to the first and the second drain members. The first gate, semiconductor, source, and drain members form a first TFT, and the second gate, semiconductor, source, and drain members form a second TFT.
    Type: Grant
    Filed: September 6, 2006
    Date of Patent: April 15, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Mi Tak, Seung-Soo Baek, Joo-Ae Youn, Dong-Gyu Kim
  • Patent number: 7352431
    Abstract: A method of manufacturing a liquid crystal display panel is provided, which includes: coating a negative organic photoresist on a substrate; performing divisional light exposure with a plurality of shots including first and second shots adjacent to each other; and developing the photoresist to form a light blocking member having a plurality of openings, wherein the first and the second shots have a boundary crossing the openings.
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: April 1, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Young-Mi Tak
  • Patent number: 7342633
    Abstract: A thin film transistor array panel is provided, which includes: a substrate; a plurality of first signal lines formed on the substrate; a plurality of second lines formed on the substrate, intersecting the first signal line, and including a plurality of curved portions having at least two curve points and a plurality of intermediate portions, the curved portions and the intermediate portions alternately connected; a plurality of pixel electrodes located substantially in areas defined by the first and the second signal lines; and a plurality of thin film transistors connected to the first and the second signal lines and the pixel electrodes.
    Type: Grant
    Filed: June 25, 2004
    Date of Patent: March 11, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Mi Tak, Seung-Soo Baek, Dong-Gyu Kim
  • Patent number: 7288790
    Abstract: A TFT array panel includes: first and second gate members connected to each other; a gate insulating layer formed on the first and the second gate members; first and second semiconductor members formed on the gate insulating layer opposite the first and the second gate members, respectively; first and second source members connected to each other and located near the first and the second semiconductor members, respectively; first and second drain members located near the first and the second semiconductor members, respectively, and located opposite the first and the second source members with respect to the first and the second gate members, respectively; and a pixel electrode connected to the first and the second drain members. The first gate, semiconductor, source, and drain members form a first TFT, and the second gate, semiconductor, source, and drain members form a second TFT.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: October 30, 2007
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Mi Tak, Seung-Soo Baek, Joo-Ae Youn, Dong-Gyu Kim
  • Publication number: 20070152939
    Abstract: Provided is a multi-domain liquid crystal display device capable of improving a viewing angle by decreasing a color shift. The multi-domain LCD device includes a first substrate, a second substrate, a plurality of gate lines provided in one direction on the first substrate, a plurality of data lines provided substantially perpendicular to the plurality of gate lines to define a plurality of pixel regions including a first area and a second area, a common electrode and a pixel electrode which generate a parallel electric field within the first area to improve luminance, a common electrode and a pixel electrode which generate a parallel electric field within the second area to decrease color shift, and a liquid crystal layer formed between the first substrate and the second substrate.
    Type: Application
    Filed: June 28, 2006
    Publication date: July 5, 2007
    Inventors: Do-Sung Kim, Byung-Koo Kang, Young-Mi Tak
  • Publication number: 20070153199
    Abstract: An in-plane switching (IPS) mode liquid crystal display (LCD) includes: a plurality of gate lines and data lines arranged vertically and horizontally to define a plurality of pixel regions on a first substrate; thin film transistors (TFTs) at each crossing of the gate and data lines and including an active layer, a source electrode and a drain electrode, respectively; a common electrode line substantially parallel to the gate lines; a plurality of first pixel electrodes and first common electrodes and a plurality of second pixel electrodes and second common electrodes having a tilt angle with respect to the gate lines and alternately disposed on upper and lower portions of the pixel regions to generate an in-plane electric field; and a second substrate attached with the first substrate.
    Type: Application
    Filed: December 15, 2006
    Publication date: July 5, 2007
    Inventor: Young-Mi Tak
  • Publication number: 20070090367
    Abstract: A TFT array panel includes: first and second gate members connected to each other; a gate insulating layer formed on the first and the second gate members; first and second semiconductor members formed on the gate insulating layer opposite the first and the second gate members, respectively; first and second source members connected to each other and located near the first and the second semiconductor members, respectively; first and second drain members located near the first and the second semiconductor members, respectively, and located opposite the first and the second source members with respect to the first and the second gate members, respectively; and a pixel electrode connected to the first and the second drain members. The first gate, semiconductor, source, and drain members form a first TFT, and the second gate, semiconductor, source, and drain members form a second TFT.
    Type: Application
    Filed: December 18, 2006
    Publication date: April 26, 2007
    Inventors: Young-Mi Tak, Seung-Soo Baek, Joo-Ae Youn, Dong-Gyu Kim