Patents by Inventor Min Jic Lee

Min Jic 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: 11698694
    Abstract: A touch display apparatus for sensing a touch of a user and/or a tool is provided. The touch display apparatus includes upper electrodes on emission areas. The upper electrodes may be separated by a separating partition on a separating area and a second opening of a bank insulating layer. Each of the upper electrodes may be connected to one of link wires, which are disposed between a device substrate and the bank insulating layer. Thus, in the touch display apparatus, a process for sensing the touch of the user and/or the tool may be simplified, and a process efficiency may be improved.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: July 11, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Yang Sik Lee, Sang Hyuck Bae, Hwi Deuk Lee, Min Jic Lee
  • Publication number: 20230209886
    Abstract: An organic light-emitting diode display device includes a display panel including a first electrode, a light-emitting layer, and a second electrode provided at each sub-pixel; a first black matrix over the display panel; a lens over the first black matrix and corresponding to the sub-pixel; a translucent overcoat layer over the lens; a color filter layer over the translucent overcoat layer; a second black matrix between the first black matrix and the color filter layer; and a cover window over the color filter layer, wherein a width of the first black matrix is larger than a width of the second black matrix in a first direction.
    Type: Application
    Filed: October 31, 2022
    Publication date: June 29, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Min-Jic LEE, Chang-Soo KIM
  • Publication number: 20230206838
    Abstract: An organic light emitting diode display device can include a driving transistor, a first transistor connected to the driving transistor, a second transistor connected between a data voltage and the driving transistor, a third transistor connected between a high level voltage and the driving transistor, a fourth transistor connected to the driving transistor, a fifth transistor connected between an initial voltage and the driving transistor, a sixth transistor connected to the initial voltage, a seventh transistor connected to the high level voltage, an eighth transistor connected to a reference voltage, a storage capacitor connected between the driving transistor and the eighth transistor, and a light emitting diode connected between a low level voltage and the fourth transistor.
    Type: Application
    Filed: October 17, 2022
    Publication date: June 29, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: MIN-JIC LEE, YE-SEUL HAN, JEONG-OK JO, KWANG-HYUN CHOI
  • Publication number: 20230200153
    Abstract: A foldable display device includes a display panel including a plurality of sub-pixels and having a first shield pattern in a non-folding region and a second shield pattern in a folding region; a cover window over the display panel, wherein an area of the second shield pattern is larger than an area of the first shield pattern.
    Type: Application
    Filed: October 28, 2022
    Publication date: June 22, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kwang-Hyun CHOI, Min-Jic LEE, Ye-Seul HAN, Jeong-Ok JO
  • Publication number: 20220206621
    Abstract: A touch display apparatus for sensing a touch of a user and/or a tool is provided. The touch display apparatus includes upper electrodes on emission areas. The upper electrodes may be separated by a separating partition on a separating area and a second opening of a bank insulating layer. Each of the upper electrodes may be connected to one of link wires, which are disposed between a device substrate and the bank insulating layer. Thus, in the touch display apparatus, a process for sensing the touch of the user and/or the tool may be simplified, and a process efficiency may be improved.
    Type: Application
    Filed: December 29, 2021
    Publication date: June 30, 2022
    Inventors: Yang Sik Lee, Sang Hyuck Bae, Hwi Deuk Lee, Min Jic Lee
  • Patent number: 9448452
    Abstract: Disclosed is a liquid crystal display (LCD) device. The LCD device include first and second gate lines, data lines, a common electrode line formed between adjacent data lines and configured to perpendicularly cross the plurality of first and second gate lines and divide the plurality of pixel areas into first and second areas, first and second thin film transistors (TFTs) formed between a corresponding first gate line and a second gate line adjacent to the corresponding first gate line, a protective layer configured to include a first contact hole and a second contact hole, a common electrode formed on the protective layer and coupled to the common electrode line through the first contact hole, an insulation layer formed on the protective layer to cover the common electrode and a pixel electrode formed on the insulation layer.
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: September 20, 2016
    Assignee: LG Display Co., Ltd.
    Inventor: Min Jic Lee
  • Patent number: 9335600
    Abstract: The present disclosure relates to a liquid crystal display device and a fabricating method thereof. The liquid crystal display device includes: first and second substrates bonded to each other; gate lines aligned on the first substrate; a data line and a common line on the first substrate; a large pixel electrode disposed at the intersecting point between the lines; a TFT at the intersecting point between the gate line and the data line; a protrusion pattern on the gate line; a passivation layer on the first substrate; branched common electrodes on the passivation layer; a pixel electrode connection pattern on the passivation layer; a black matrix and color filter layer on the second substrate; a column spacer on the second substrate; and a liquid crystal layer at between the substrates.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: May 10, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Byung-Hyun Lee, Min-Jic Lee
  • Patent number: 9171871
    Abstract: An array substrate for a field switching mode liquid crystal display device and a fabrication method thereof are provided. The array substrate for an FFS mode LCD device includes: a plurality of gate lines formed on the substrate; a plurality of data lines arranged to cross the gate lines; a common line formed at the subpixel regions of the substrate; an auxiliary common line formed on the common line; TFTs formed at crossings of the gate lines and the data lines; a protective film formed on the substrate; and a pixel electrode and a common electrode formed on the protective film and connected with the TFTs and the auxiliary common line, respectively.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: October 27, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Min-Suk Kong, Min-Jic Lee, Byung-Hyun Lee
  • Patent number: 9171866
    Abstract: An array substrate for a narrow bezel type liquid crystal display device and method of manufacturing the same are provided. The array substrate includes: gate lines (GLs) on a substrate, the substrate including a display area and first to fourth non-display areas at respective sides, pixel regions, a gate insulating layer (GIL) on the GLs, a plurality of data lines on the GIL and crossing the GLs, a plurality of gate auxiliary lines parallel to the data lines and connected to respective GLs, an auxiliary line in the third non-display area with a first layer under the GIL and a second layer on the GIL, the first layer contacting the second layer through a first auxiliary contact hole in the GIL, a thin film transistor in each pixel region and connected to the GLs and data lines, and a pixel electrode connected to each thin film transistor.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: October 27, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Dong-Su Shin, Min-Jic Lee, Byung-Hyun Lee, Ye-Seul Han, Ju-Yun Lee
  • Publication number: 20150179121
    Abstract: Disclosed is a liquid crystal display (LCD) device. The LCD device include first and second gate lines, data lines, a common electrode line formed between adjacent data lines and configured to perpendicularly cross the plurality of first and second gate lines and divide the plurality of pixel areas into first and second areas, first and second thin film transistors (TFTs) formed between a corresponding first gate line and a second gate line adjacent to the corresponding first gate line, a protective layer configured to include a first contact hole and a second contact hole, a common electrode formed on the protective layer and coupled to the common electrode line through the first contact hole, an insulation layer formed on the protective layer to cover the common electrode and a pixel electrode formed on the insulation layer.
    Type: Application
    Filed: August 11, 2014
    Publication date: June 25, 2015
    Inventor: Min Jic Lee
  • Patent number: 9030637
    Abstract: A method for fabricating an in-plane switching (IPS) type liquid crystal display (LCD) device according to an embodiment includes forming gate lines arranged in a first direction and data lines arranged in a second direction substantially perpendicular to the first direction, the gate lines and the data lines defining pixel regions on an array substrate; forming a storage electrode on the array substrate; forming common electrodes extending across each pixel region; forming pixel electrodes arranged to be substantially parallel to the common electrodes, the common electrodes and the pixel electrodes being alternately arranged to generate an in-plane field in each pixel region; and forming thin film transistors (TFTs) at intersection areas of the gate lines and the data lines, each TFT including a source electrode connected to the corresponding data line, a drain electrode connected to the corresponding pixel electrode and a gate electrode.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: May 12, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Young Oh, Joon-Youp Lee, Hyun-Cheol Jin, Min-Jic Lee
  • Publication number: 20140319527
    Abstract: An array substrate for a narrow bezel type liquid crystal display device and method of manufacturing the same are provided. The array substrate includes: gate lines (GLs) on a substrate, the substrate including a display area and first to fourth non-display areas at respective sides, pixel regions, a gate insulating layer (GIL) on the GLs, a plurality of data lines on the GIL and crossing the GLs, a plurality of gate auxiliary lines parallel to the data lines and connected to respective GLs, an auxiliary line in the third non-display area with a first layer under the GIL and a second layer on the GIL, the first layer contacting the second layer through a first auxiliary contact hole in the GIL, a thin film transistor in each pixel region and connected to the GLs and data lines, and a pixel electrode connected to each thin film transistor.
    Type: Application
    Filed: December 3, 2013
    Publication date: October 30, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Dong-Su SHIN, Min-Jic LEE, Byung-Hyun LEE, Ye-Seul HAN, Ju-Yun LEE
  • Patent number: 8846458
    Abstract: An array for an in-plane switching (IPS) mode liquid crystal display device includes a gate line formed on a substrate to extend in a first direction, a common line formed on the substrate to extend in the first direction, a data line formed to extend in a second direction, a thin film transistor formed at an intersection between the gate line and the data line, wherein the thin film transistor includes a gate line, a gate insulating layer, an active layer, a source electrode, and a drain electrode, a passivation film formed on the substrate including the thin film transistor, a pixel electrode formed on the passivation film located on a pixel region defined by the gate line and the data line, the pixel electrode being electrically connected to the drain electrode, a common electrode formed on the passivation film, and a common electrode connection line connected to the common electrode and the common line, wherein the common electrode connection line overlaps with the common line and the drain electrode.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: September 30, 2014
    Assignee: LG Display Co., Ltd.
    Inventor: Min-Jic Lee
  • Publication number: 20140125647
    Abstract: A liquid crystal display device includes m/2 data lines and 2n gate lines that intersect each other to define m×n sub-pixels which have first to fourth colors and are arranged in a stripe form. A first pixel, including first to fourth sub-pixels, and a second pixel, including fifth to eighth sub-pixels, are alternately arranged in column and row directions between first and second gate lines such that the first to eighth sub-pixels are arranged in two columns between every two data lines. Connection between the first sub-pixel and the first data line, between the second and third sub-pixels and the second data line, between the fourth and sixth sub-pixels and the third data line, between the fifth and eighth sub-pixels and the fourth data line, and between the seventh sub-pixel and the fifth data line is accomplished.
    Type: Application
    Filed: November 1, 2013
    Publication date: May 8, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Dong-Su Shin, Min-Jic Lee
  • Publication number: 20130342781
    Abstract: The present disclosure relates to a liquid crystal display device and a fabricating method thereof. The liquid crystal display device includes: first and second substrates bonded to each other; gate lines aligned on the first substrate; a data line and a common line on the first substrate; a large pixel electrode at the intersecting point between the lines; a TFT at the intersecting point between the gate line and the data line; a protrusion pattern on the gate line; a passivation layer on the first substrate; branched common electrodes on the passivation layer; a pixel electrode connection pattern on the passivation layer; a black matrix and color filter layer on the second substrate; a column spacer on the second substrate; and a liquid crystal layer at between the substrates.
    Type: Application
    Filed: December 26, 2012
    Publication date: December 26, 2013
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Byung-Hyun Lee, Min-Jic Lee
  • Publication number: 20130309819
    Abstract: An array for an in-plane switching (IPS) mode liquid crystal display device includes a gate line formed on a substrate to extend in a first direction, a common line formed on the substrate to extend in the first direction, a data line formed to extend in a second direction, a thin film transistor formed at an intersection between the gate line and the data line, wherein the thin film transistor includes a gate line, a gate insulating layer, an active layer, a source electrode, and a drain electrode, a passivation film formed on the substrate including the thin film transistor, a pixel electrode formed on the passivation film located on a pixel region defined by the gate line and the data line, the pixel electrode being electrically connected to the drain electrode, a common electrode formed on the passivation film, and a common electrode connection line connected to the common electrode and the common line, wherein the common electrode connection line overlaps with the common line and the drain electrode.
    Type: Application
    Filed: July 23, 2013
    Publication date: November 21, 2013
    Applicant: LG DISPLAY CO., LTD.
    Inventor: Min-Jic LEE
  • Patent number: 8519396
    Abstract: An array for an in-plane switching (IPS) mode liquid crystal display device includes a gate line formed on a substrate to extend in a first direction, a common line formed on the substrate to extend in the first direction, a data line formed to extend in a second direction, a thin film transistor formed at an intersection between the gate line and the data line, wherein the thin film transistor includes a gate line, a gate insulating layer, an active layer, a source electrode, and a drain electrode, a passivation film formed on the substrate including the thin film transistor, a pixel electrode formed on the passivation film located on a pixel region defined by the gate line and the data line, the pixel electrode being electrically connected to the drain electrode, a common electrode formed on the passivation film, and a common electrode connection line connected to the common electrode and the common line, wherein the common electrode connection line overlaps with the common line and the drain electrode.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: August 27, 2013
    Assignee: LG Display Co., Ltd.
    Inventor: Min-Jic Lee
  • Patent number: 8426230
    Abstract: A thin film transistor substrate and a method for fabricating the same are discussed. According to an embodiment, the thin film transistor substrate includes a gate line arranged on a substrate in a first direction; a data line arranged in a second direction crossing the gate line to define adjacent first and second pixel regions, the data line being used in common by the first and second pixel regions; an entire common line arranged in the second direction substantially parallel with the data line; a thin film transistor including a gate electrode connected with the gate line, a source electrode connected with the data line, a drain electrode formed to face the source electrode, and an active layer formed to be overlapped with the gate electrode by interposing a gate insulating film between the active layer and the gate electrode; and a pixel electrode connected with the drain electrode.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: April 23, 2013
    Assignee: LG Display Co., Ltd.
    Inventor: Min-Jic Lee
  • Patent number: 8416359
    Abstract: Array substrates for liquid crystal display (LCD) devices are formed on a substrate with first and second gate lines crossing a data line to define first and second pixel regions. A thin film transistor includes a source electrode and a drain electrode. A metal pattern overlaps a common line and makes up a portion of the drain electrode. A passivation layer is disposed on the source and drain electrodes and on the metal pattern. A first pixel electrode is connected to the metal pattern and a common electrode is connected to the common line. Various repair patterns are formed to define one or more repairing portions that enable connection of the drain electrode or metal pattern to a second pixel electrode of the second pixel region if the cut line is cut in the event the first pixel electrode fails to display an image.
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: April 9, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Il-Man Choi, Tae-Hyeung Kim, Min-Jic Lee
  • Publication number: 20120305947
    Abstract: A thin film transistor substrate and a method for fabricating the same are discussed. According to an embodiment, the thin film transistor substrate includes a gate line arranged on a substrate in a first direction; a data line arranged in a second direction crossing the gate line to define adjacent first and second pixel regions, the data line being used in common by the first and second pixel regions; an entire common line arranged in the second direction substantially parallel with the data line; a thin film transistor including a gate electrode connected with the gate line, a source electrode connected with the data line, a drain electrode formed to face the source electrode, and an active layer formed to be overlapped with the gate electrode by interposing a gate insulating film between the active layer and the gate electrode; and a pixel electrode connected with the drain electrode.
    Type: Application
    Filed: November 4, 2011
    Publication date: December 6, 2012
    Inventor: Min-Jic LEE