Patents by Inventor Young-Wook Lee

Young-Wook Lee 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: 9715133
    Abstract: The present invention relates to a liquid crystal display and a driving method thereof. The liquid crystal display of the present invention includes a pixel electrode including: a first subpixel electrode, a second subpixel electrode, and a third subpixel electrode electrically separated from each other; a first thin film transistor connected to the first subpixel electrode; a second thin film transistor connected to the second subpixel electrode; a third thin film transistor connected to the third subpixel electrode; a fourth thin film transistor connected to the second subpixel electrode and the third subpixel electrode; a first gate line connected to the first to third thin film transistors; a second gate line connected to the fourth thin film transistor; a data line connected to the first and second thin film transistors; and a storage electrode line connected to the third thin film transistor.
    Type: Grant
    Filed: October 10, 2014
    Date of Patent: July 25, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Wook Lee, Hwa-Yeul Oh, Pil-Sang Yun, Je-Hyeong Park
  • Publication number: 20170141128
    Abstract: A thin film transistor array panel includes a substrate, a first gate electrode disposed on the substrate, a voltage wire disposed on the substrate, a gate insulating layer disposed on the first gate electrode and the voltage wire, a semiconductor pattern including an oxide semiconductor material disposed on the gate insulating layer, a source electrode and a drain electrode disposed at a distance from each other on the semiconductor pattern, a first passivation layer disposed on the source electrode and the drain electrode, and a first electrode disposed on the first passivation layer and connected with the voltage wire.
    Type: Application
    Filed: January 26, 2017
    Publication date: May 18, 2017
    Inventors: Hyeon Jun LEE, Katsumi Abe, Young-Wook Lee
  • Publication number: 20170077246
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Application
    Filed: November 4, 2016
    Publication date: March 16, 2017
    Inventors: Pil-Sang YUN, Ki-Won KIM, Hye-Young RYU, Woo-Geun LEE, Seung-Ha CHOI, Jae-Hyoung YOUN, Kyoung-Jae CHUNG, Young-Wook LEE, Je-Hun LEE, Kap-Soo YOON, Do-Hyun KIM, Dong-Ju YANG, Young-Joo CHOI
  • Publication number: 20170077144
    Abstract: A substrate including gate wirings including gate line and a gate electrode disposed on the substrate, a storage line disposed on the same layer as the gate wirings, a gate insulating layer disposed on the gate wirings and the storage line, an oxide semiconductor layer pattern disposed on the gate insulating layer, data wirings including a data line crossing the gate line, a source electrode disposed on one side of the oxide semiconductor layer pattern, and a drain electrode disposed on another side of the oxide semiconductor layer, and an etch stopper including a first etch stopper portion disposed between the storage line and the data line and partially overlapping both the data line and the storage line.
    Type: Application
    Filed: November 3, 2016
    Publication date: March 16, 2017
    Inventors: Young-Wook LEE, Woo-Geun LEE, Ki-Won KIM, Hyun-Jung LEE, Ji-Soo OH
  • Patent number: 9589993
    Abstract: A thin film transistor array panel includes a substrate, a first gate electrode disposed on the substrate, a voltage wire disposed on the substrate, a gate insulating layer disposed on the first gate electrode and the voltage wire, a semiconductor pattern including an oxide semiconductor material disposed on the gate insulating layer, a source electrode and a drain electrode disposed at a distance from each other on the semiconductor pattern, a first passivation layer disposed on the source electrode and the drain electrode, and a first electrode disposed on the first passivation layer and connected with the voltage wire.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: March 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeon Jun Lee, Katsumi Abe, Young-Wook Lee
  • Patent number: 9520419
    Abstract: A method of manufacturing a thin film transistor (TFT) array substrate includes forming a gate line and a gate electrode on a substrate, forming a gate-insulating layer and an oxide semiconductor layer on the gate line and the gate electrode, forming etch stop patterns at a thin-film transistor area and an area where the gate line and the data line overlap each other, forming a data conductor on the oxide semiconductor layer and the etch stop patterns, the data conductor comprising a source electrode and a drain electrode that constitute a TFT together with the gate electrode, and forming a data line extending in a direction intersecting the gate line.
    Type: Grant
    Filed: July 7, 2015
    Date of Patent: December 13, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-Wook Lee, Woo-Geun Lee, Ki-Won Kim, Hyun-Jung Lee, Ji-Soo Oh
  • Patent number: 9520412
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: December 13, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Pil-Sang Yun, Ki-Won Kim, Hye-Young Ryu, Woo-Geun Lee, Seung-Ha Choi, Jae-Hyoung Youn, Kyoung-Jae Chung, Young-Wook Lee, Je-Hun Lee, Kap-Soo Yoon, Do-Hyun Kim, Dong-Ju Yang, Young-Joo Choi
  • Publication number: 20160284734
    Abstract: A thin film transistor array panel includes a substrate, a first gate electrode disposed on the substrate, a voltage wire disposed on the substrate, a gate insulating layer disposed on the first gate electrode and the voltage wire, a semiconductor pattern including an oxide semiconductor material disposed on the gate insulating layer, a source electrode and a drain electrode disposed at a distance from each other on the semiconductor pattern, a first passivation layer disposed on the source electrode and the drain electrode, and a first electrode disposed on the first passivation layer and connected with the voltage wire.
    Type: Application
    Filed: December 30, 2015
    Publication date: September 29, 2016
    Inventors: Hyeon Jun LEE, Katsumi ABE, Young-Wook LEE
  • Patent number: 9443877
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: September 13, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Pil-Sang Yun, Ki-Won Kim, Hye-Young Ryu, Woo-Geun Lee, Seung-Ha Choi, Jae-Hyoung Youn, Kyoung-Jae Chung, Young-Wook Lee, Je-Hun Lee, Kap-Soo Yoon, Do-Hyun Kim, Dong-Ju Yang, Young-Joo Choi
  • Publication number: 20160225788
    Abstract: A thin film transistor array panel includes a substrate; a plurality of gate lines that are formed on the substrate; a plurality of data lines that intersect the gate lines; a plurality of thin film transistors that are connected to the gate lines and the data lines; a plurality of color filters that are formed on upper parts of the gate lines, the data lines, and the thin film transistors; a common electrode that is formed on the color filters and that includes a transparent conductor; a passivation layer that is formed on an upper part of the common electrode; and a plurality of pixel electrodes that are formed on an upper part of the passivation layer and that are connected to a drain electrode of each of the thin film transistors.
    Type: Application
    Filed: April 11, 2016
    Publication date: August 4, 2016
    Inventors: YOUNG-WOOK LEE, JANG-SOO KIM
  • Patent number: 9312285
    Abstract: A thin film transistor array panel includes a substrate; a plurality of gate lines that are formed on the substrate; a plurality of data lines that intersect the gate lines; a plurality of thin film transistors that are connected to the gate lines and the data lines; a plurality of color filters that are formed on upper parts of the gate lines, the data lines, and the thin film. transistors; a common electrode that is formed on the color filters and that includes a transparent conductor; a passivation layer that is formed on an upper part of the common electrode; and a plurality of pixel electrodes that are formed on an upper part of the passivation layer and that are connected to a drain electrode of each of the thin film transistors.
    Type: Grant
    Filed: September 9, 2014
    Date of Patent: April 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Wook Lee, Jang-Soo Kim
  • Patent number: 9287283
    Abstract: A method for fabricating a non-volatile memory device includes alternately stacking a plurality of interlayer dielectric layers and a plurality of conductive layers over a substrate, etching the interlayer dielectric layers and the conductive layers to form a trench which exposes a surface of the substrate forming a first material layer over a resulting structure in which the trench is formed, forming a second material layer over the first material layer, removing portions of the second material layer and the first material layer formed on a bottom of the trench to expose the surface of the substrate, removing the second material layer, and burying a channel layer within the trench in which the second material layer is removed.
    Type: Grant
    Filed: May 2, 2012
    Date of Patent: March 15, 2016
    Assignee: Hynix Semiconductor Inc.
    Inventors: Se-Yun Lim, Eun-Seok Choi, Young-Wook Lee, Won-Joon Choi, Ki-Hong Lee, Sang-Bum Lee
  • Publication number: 20150318312
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Application
    Filed: July 14, 2015
    Publication date: November 5, 2015
    Inventors: Pil-Sang Yun, Ki-Won Kim, Hye-Young Ryu, Woo-Geun Lee, Seung-Ha Choi, Jae-Hyoung Youn, Kyoung-Jae Chung, Young-Wook Lee, Je-Hun Lee, Kap-Soo Yoon, Do-Hyun Kim, Dong-Ju Yang, Young-Joo Choi
  • Publication number: 20150318317
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Application
    Filed: July 13, 2015
    Publication date: November 5, 2015
    Inventors: Pil-Sang YUN, Ki-Won KIM, Hye-Young RYU, Woo-Geun LEE, Seung-Ha CHOI, Jae-Hyoung YOUN, Kyoung-Jae CHUNG, Young-Wook LEE, Je-Hun LEE, Kap-Soo YOON, Do-Hyun KIM, Dong-Ju YANG, Young-Joo CHOI
  • Publication number: 20150311230
    Abstract: A method of manufacturing a thin film transistor (TFT) array substrate includes forming a gate line and a gate electrode on a substrate, forming a gate-insulating layer and an oxide semiconductor layer on the gate line and the gate electrode, forming etch stop patterns at a thin-film transistor area and an area where the gate line and the data line overlap each other, forming a data conductor on the oxide semiconductor layer and the etch stop patterns, the data conductor comprising a source electrode and a drain electrode that constitute a TFT together with the gate electrode, and forming a data line extending in a direction intersecting the gate line.
    Type: Application
    Filed: July 7, 2015
    Publication date: October 29, 2015
    Inventors: Young-Wook LEE, Woo-Geun LEE, Ki-Won KIM, Hyun-Jung LEE, Ji-Soo OH
  • Patent number: 9111805
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: August 18, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Pil-Sang Yun, Ki-Won Kim, Hye-Young Ryu, Woo-Geun Lee, Seung-Ha Choi, Jae-Hyoung Youn, Kyoung-Jae Chung, Young-Wook Lee, Je-Hun Lee, Kap-Soo Yoon, Do-Hyun Kim, Dong-Ju Yang, Young-Joo Choi
  • Patent number: 9105733
    Abstract: A thin film transistor (TFT) array substrate and a manufacturing method thereof are provided. The TFT array substrate may include a gate line disposed on a substrate and including a gate line and a gate electrode, an oxide semiconductor layer pattern disposed on the gate electrode, a data line disposed on the oxide semiconductor layer pattern and including a source electrode and a drain electrode of a thin film transistor (TFT) together with the gate electrode, and a data line extending in a direction intersecting the gate line, and etch stop patterns disposed at an area where the TFT is formed between the source/drain electrodes and the oxide semiconductor layer pattern and at an area where the gate line and the data line overlap each other between the gate line and the data line.
    Type: Grant
    Filed: May 20, 2013
    Date of Patent: August 11, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-Wook Lee, Woo-Geun Lee, Ki-Won Kim, Hyun-Jung Lee, Ji-Soo Oh
  • Patent number: 8975145
    Abstract: Embodiments of the present invention relate to a thin film transistor and a manufacturing method of a display panel, and include forming a gate line including a gate electrode on a substrate, forming a gate insulating layer on the gate electrode, forming an intrinsic semiconductor on the gate insulating layer, forming an extrinsic semiconductor on the intrinsic semiconductor, forming a data line including a source electrode and a drain electrode on the extrinsic semiconductor, and plasma-treating a portion of the extrinsic semiconductor between the source electrode and the drain electrode to form a protection member and ohmic contacts on respective sides of the protection member. Accordingly, the process for etching the extrinsic semiconductor and forming an inorganic insulating layer for protecting the intrinsic semiconductor may be omitted such that the manufacturing process of the display panel may be simplified, manufacturing cost may be reduced, and productivity may be improved.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: March 10, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yu-Gwang Jeong, Young-Wook Lee, Sang-Gab Kim, Woo-Geun Lee, Min-Seok Oh, Jang-Soo Kim, Kap-Soo Yoon, Shin-Il Choi, Hong-Kee Chin, Seung-Ha Choi, Seung-Hwan Shim, Sung-Hoon Yang, Ki-Hun Jeong
  • Publication number: 20150049276
    Abstract: A thin film transistor array panel includes: gate lines; data lines insulated from and crossing the gate lines; and shorting bars disposed outside of a display area in which the gate lines cross the data lines. The shorting bars overlap portions of the data lines disposed outside of the display area. The shorting bar includes a semiconductor material.
    Type: Application
    Filed: May 14, 2014
    Publication date: February 19, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Tae-Young CHOI, Bo Sung KIM, Jae Woo PARK, Hee Jun BYEON, Young-Wook LEE, Moon-Keun CHOI
  • Publication number: 20150029426
    Abstract: The present invention relates to a liquid crystal display and a driving method thereof. The liquid crystal display of the present invention includes a pixel electrode including: a first subpixel electrode, a second subpixel electrode, and a third subpixel electrode electrically separated from each other; a first thin film transistor connected to the first subpixel electrode; a second thin film transistor connected to the second subpixel electrode; a third thin film transistor connected to the third subpixel electrode; a fourth thin film transistor connected to the second subpixel electrode and the third subpixel electrode; a first gate line connected to the first to third thin film transistors; a second gate line connected to the fourth thin film transistor; a data line connected to the first and second thin film transistors; and a storage electrode line connected to the third thin film transistor.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 29, 2015
    Inventors: Young-Wook LEE, Hwa-Yeul OH, Pil-Sang YUN, Je-Hyeong PARK