Patents by Inventor Sang Moo Song
Sang Moo Song 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).
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Patent number: 9209414Abstract: A display device is discussed which can include: a flexible substrate defined into a first area, a second area bent from an edge of the first area, and a third area outwardly expanded from the second area; a thin film transistor layer disposed on the substrate; an organic emission layer disposed on the thin film transistor layer; an encapsulation layer disposed on the organic emission layer; a polarization layer disposed on the encapsulation layer; and a cover window disposed on the polarization layer. The polarization layer is formed on the encapsulation layer opposite to the first and third areas of the substrate.Type: GrantFiled: November 24, 2014Date of Patent: December 8, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Yu Sok Lim, Byung Chul Ahn, Chang Dong Kim, Tae Joon Ahn, Sang Moo Song
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Patent number: 9064822Abstract: An organic electroluminescent display includes: a first substrate including a plurality of pixel regions, each having three sub-pixel regions; a first electrode in each sub-pixel region on the first substrate; an organic light emitting layer in each pixel region on the first electrode; a second electrode on the organic light emitting layer; a second substrate facing the first substrate; and quantum dot layers on an inner surface of the second substrate and corresponding to at least two of the three sub-pixel regions.Type: GrantFiled: December 24, 2013Date of Patent: June 23, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Sung-Jin Park, Joung-Ho Ryu, Sang-Moo Song
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Publication number: 20150144921Abstract: A display device is discussed which can include: a flexible substrate defined into a first area, a second area bent from an edge of the first area, and a third area outwardly expanded from the second area; a thin film transistor layer disposed on the substrate; an organic emission layer disposed on the thin film transistor layer; an encapsulation layer disposed on the organic emission layer; a polarization layer disposed on the encapsulation layer; and a cover window disposed on the polarization layer. The polarization layer is formed on the encapsulation layer opposite to the first and third areas of the substrate.Type: ApplicationFiled: November 24, 2014Publication date: May 28, 2015Applicant: LG DISPLAY CO., LTD.Inventors: Yu Sok LIM, Byung Chul AHN, Chang Dong KIM, Tae Joon AHN, Sang Moo SONG
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Publication number: 20150102291Abstract: An organic electroluminescent display includes: a first substrate including a plurality of pixel regions, each having three sub-pixel regions; a first electrode in each sub-pixel region on the first substrate; an organic light emitting layer in each pixel region on the first electrode; a second electrode on the organic light emitting layer; a second substrate facing the first substrate; and quantum dot layers on an inner surface of the second substrate and corresponding to at least two of the three sub-pixel regions.Type: ApplicationFiled: December 24, 2013Publication date: April 16, 2015Applicant: LG Display Co., Ltd.Inventors: Sung-Jin PARK, Joung-Ho RYU, Sang-Moo SONG
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Patent number: 8373833Abstract: An array substrate for a fringe field switching mode liquid crystal display device includes a plurality of gate lines on a substrate; a gate insulating layer on the plurality of gate lines; a plurality of data lines crossing the plurality of gate lines to define a plurality of pixel regions; a thin film transistor electrically connected to the gate and data lines in each pixel region; a pixel electrode having a plate shape in each pixel region, and connected to a portion of the thin film transistor; a first passivation layer on the pixel electrode and over the thin film transistor; and a common electrode on the first passivation layer and having a plurality of openings of a bar shape in each pixel region, wherein a center portion of each opening overlaps the pixel electrode, and both ends along a major axis of each opening protrude beyond the pixel electrode.Type: GrantFiled: March 2, 2012Date of Patent: February 12, 2013Assignee: LG Display Co., Ltd.Inventors: Sang-Moo Song, In-Ho Hwang, Dae-Lim Park, Ki-Hyun Lyu
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Patent number: 8284340Abstract: An LCD device preventing a short-circuit of adjacent link lines is disclosed. The LCD device includes a pixel area in which a plurality of gate lines and a plurality of data lines crossing the plurality of gate lines at a right angle are formed, a pad area formed at a side of the pixel area, a gate pad portion and a data pad portion formed in the pad area and respectively connected to the plurality of gate lines and the plurality of data lines, first, second, third, and fourth gate link lines connected to the plurality of gate lines and the gate pad portion and alternately arranged with an insulation layer interposed between the first, second, third, and fourth gate link lines, and first and second auto probe pads electrically connected to the first, second, third, and fourth gate link lines. The first and second gate link lines are connected to the first auto probe pad and the third and fourth gate link lines are connected to the second auto probe pad.Type: GrantFiled: August 6, 2009Date of Patent: October 9, 2012Assignee: LG Display Co., Ltd.Inventors: Sung Il Park, Sang Moo Song, Dae Hyun Kim
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Publication number: 20120218488Abstract: An array substrate for a fringe field switching mode liquid crystal display device includes a plurality of gate lines on a substrate; a gate insulating layer on the plurality of gate lines; a plurality of data lines crossing the plurality of gate lines to define a plurality of pixel regions; a thin film transistor electrically connected to the gate and data lines in each pixel region; a pixel electrode having a plate shape in each pixel region, and connected to a portion of the thin film transistor; a first passivation layer on the pixel electrode and over the thin film transistor; and a common electrode on the first passivation layer and having a plurality of openings of a bar shape in each pixel region, wherein a center portion of each opening overlaps the pixel electrode, and both ends along a major axis of each opening protrude beyond the pixel electrode.Type: ApplicationFiled: March 2, 2012Publication date: August 30, 2012Inventors: Sang-Moo Song, In-Ho Hwang, Dae-Lim Park, Ki-Hyun Lyu
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Patent number: 8243235Abstract: A liquid crystal display device includes an array substrate including gate and data line on a first substrate to define first and second sub-pixel regions and a thin film transistor in each of the first and second sub-pixel regions; a color filter substrate including a color filter layer including first and second color filters corresponding to the first and second sub-pixel regions, respectively, a portion of the first color filter overlapping a portion of the second color filter over the data line; and a liquid crystal layer between the array substrate and the color filter substrate.Type: GrantFiled: November 13, 2008Date of Patent: August 14, 2012Assignee: LG Display Co., Ltd.Inventors: Ki-Hyun Lyu, Dae-Hyun Kim, Jun-Yeob Lee, Sang-Moo Song, Sang-Bum Ko, In-Ho Hwang, Su-Hong Cho
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Patent number: 8154696Abstract: An array substrate for a fringe field switching mode liquid crystal display device includes a plurality of gate lines on a substrate; a gate insulating layer on the plurality of gate lines; a plurality of data lines on the gate insulating layer and crossing the plurality of gate lines to define a plurality of pixel regions; a thin film transistor electrically connected to the gate and data lines and in each pixel region; a pixel electrode having a plate shape and in the each pixel region, the pixel electrode connected to a portion of the thin film transistor; a first passivation layer on the pixel electrode and over the thin film transistor; and a common electrode on the first passivation layer and having a plurality of openings of a bar shape in the each pixel region, each of the openings having a major axis along the data line and a minor axis along the gate line, wherein a center portion of each opening overlaps the pixel electrode, and both ends along the major axis of each opening protrude beyond the pixType: GrantFiled: December 23, 2008Date of Patent: April 10, 2012Assignee: LG Display Co., Ltd.Inventors: Sang-Moo Song, In-Ho Hwang, Dae-Lim Park, Ki-Hyun Lyu
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Patent number: 7830371Abstract: A liquid crystal display and a method of driving the same is capable of for preventing a difference in brightness from occurring between horizontal line blocks. A liquid crystal display includes a liquid crystal display panel having liquid crystal cells arranged in a matrix pattern; at least one integrated circuit for driving the liquid crystal display panel; a supply line commonly connected to the at least one integrated circuit for applying drive signals to the at least one integrated circuit; and a signal-limiting part formed at an input terminal of the supply line, wherein the supply line has a higher resistance than the sum of the line resistances of the entire supply line.Type: GrantFiled: April 12, 2007Date of Patent: November 9, 2010Assignee: LG Display Co., Ltd.Inventors: Sang Moo Song, Sang Rae Kim, Jae Hong Park
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Patent number: 7812911Abstract: A liquid crystal display includes a liquid crystal display panel driven by a dot inversion method using a data driver driven by a column inversion method. Within the liquid crystal display, liquid crystal cells capable of expressing any one color are alternately arranged adjacent left and right sides along the length of a data line.Type: GrantFiled: December 23, 2002Date of Patent: October 12, 2010Assignee: LG Display Co., Ltd.Inventor: Sang Moo Song
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Patent number: 7750888Abstract: A liquid crystal display and a method of driving the same is capable of for preventing a difference in brightness from occurring between horizontal line blocks. A liquid crystal display includes a liquid crystal display panel having liquid crystal cells arranged in a matrix pattern; at least one integrated circuit for driving the liquid crystal display panel; a supply line commonly connected to the at least one integrated circuit for applying drive signals to the at least one integrated circuit; and a signal-limiting part formed at an input terminal of the supply line, wherein the supply line has a higher resistance than the sum of the line resistances of the entire supply line.Type: GrantFiled: April 13, 2007Date of Patent: July 6, 2010Assignee: LG Display Co., Ltd.Inventors: Sang Moo Song, Sang Rae Kim, Jae Hong Park
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Publication number: 20100079717Abstract: An LCD device preventing a short-circuit of adjacent link lines is disclosed. The LCD device includes a pixel area in which a plurality of gate lines and a plurality of data lines crossing the plurality of gate lines at a right angle are formed, a pad area formed at a side of the pixel area, a gate pad portion and a data pad portion formed in the pad area and respectively connected to the plurality of gate lines and the plurality of data lines, first, second, third, and fourth gate link lines connected to the plurality of gate lines and the gate pad portion and alternately arranged with an insulation layer interposed between the first, second, third, and fourth gate link lines, and first and second auto probe pads electrically connected to the first, second, third, and fourth gate link lines. The first and second gate link lines are connected to the first auto probe pad and the third and fourth gate link lines are connected to the second auto probe pad.Type: ApplicationFiled: August 6, 2009Publication date: April 1, 2010Inventors: Sung Il Park, Sang Moo Song, Dae Hyun Kim
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Patent number: 7646439Abstract: This invention relates to a liquid crystal display and a fabricating method thereof that provides a uniform parasitic capacity of a thin film transistor. In a liquid crystal display and a fabricating method thereof according to the present invention, a source electrode of the thin film transistor is connected to the data line and a drain electrode of the thin film transistor is inserted into a hollowed part of the source electrode in the data line direction.Type: GrantFiled: December 23, 2002Date of Patent: January 12, 2010Assignee: LG Display Co., Ltd.Inventors: Seung Kyu Choi, Sang Moo Song
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Patent number: 7643121Abstract: A line-on-glass (LOG) type liquid crystal display device prevents deterioration in picture quality due to line resistances in LOG signal lines includes a display area having liquid crystal cells arranged at crossings of gate and data lines, a storage capacitor arranged within each of the liquid crystal cells for maintaining charged pixel voltages, and a dummy gate line. A line-on-glass type signal line group outside the display area transmits driving signals to the gate driver integrated circuits for driving the gate lines. A first signal line outside the display area is mounted on gate tape carrier packages. A second signal line connects the first gate low voltage and dummy lines, is insulated from, and crosses the gate lines outside the display area. A third signal line connects the first gate low voltage line and the dummy gate line to connect the first and second gate low voltage lines in parallel.Type: GrantFiled: December 23, 2002Date of Patent: January 5, 2010Assignee: LG Display Co., Ltd.Inventors: Seung Kyu Choi, Kwang Soon Park, Chul Woo Im, Sang Moo Song, Choel Min Woo
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Publication number: 20090322975Abstract: An array substrate for a fringe field switching mode liquid crystal display device includes a plurality of gate lines on a substrate; a gate insulating layer on the plurality of gate lines; a plurality of data lines on the gate insulating layer and crossing the plurality of gate lines to define a plurality of pixel regions; a thin film transistor electrically connected to the gate and data lines and in each pixel region; a pixel electrode having a plate shape and in the each pixel region, the pixel electrode connected to a portion of the thin film transistor; a first passivation layer on the pixel electrode and over the thin film transistor; and a common electrode on the first passivation layer and having a plurality of openings of a bar shape in the each pixel region, each of the openings having a major axis along the data line and a minor axis along the gate line, wherein a center portion of each opening overlaps the pixel electrode, and both ends along the major axis of each opening protrude beyond the pixType: ApplicationFiled: December 23, 2008Publication date: December 31, 2009Applicant: LG DISPLAY CO., LTD.Inventors: Sang-Moo Song, In-Ho Hwang, Dae-Lim Park, Ki-Hyun Lyu
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Publication number: 20090135351Abstract: A liquid crystal display device includes an array substrate including gate and data line on a first substrate to define first and second sub-pixel regions and a thin film transistor in each of the first and second sub-pixel regions; a color filter substrate including a color filter layer including first and second color filters corresponding to the first and second sub-pixel regions, respectively, a portion of the first color filter overlapping a portion of the second color filter over the data line; and a liquid crystal layer between the array substrate and the color filter substrate.Type: ApplicationFiled: November 13, 2008Publication date: May 28, 2009Inventors: Ki-Hyun Lyu, Dae-Hyun Kim, Jun-Yeob Lee, Sang-Moo Song, Sang-Bum Ko, In-Ho Hwang, Su-Hong Cho
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Patent number: 7224353Abstract: A liquid crystal display and a method of driving the same is capable of for preventing a difference in brightness from occurring between horizontal line blocks. A liquid crystal display includes a liquid crystal display panel having liquid crystal cells arranged in a matrix pattern; at least one integrated circuit for driving the liquid crystal display panel; a supply line commonly connected to the at least one integrated circuit for applying drive signals to the at least one integrated circuit; and a signal-limiting part formed at an input terminal of the supply line, wherein the supply line has a higher resistance than the sum of the line resistances of the entire supply line.Type: GrantFiled: October 14, 2003Date of Patent: May 29, 2007Assignee: LG.Philips LCD Co., Ltd.Inventors: Sang Moo Song, Sang Rae Kim, Jae Hong Park
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Patent number: 7176988Abstract: A liquid crystal display panel capable of improving a picture quality and reducing power dissipation includes a plurality of liquid crystal cells each having a thin film transistor formed at a crossing of gate lines and date lines, and a pixel electrode connected to the thin film transistor; a first parasitic capacitor formed between a data line and an adjacent preceding or succeeding pixel first electrode; a second parasitic capacitor formed between the data line and an preceding or succeeding pixel second electrode; and a groove formed at a portion of the pixel electrode adjacent the data line and opposing a portion coupled to the thin film transistor.Type: GrantFiled: June 27, 2003Date of Patent: February 13, 2007Assignee: LG.Philips LCD Co., Ltd.Inventor: Sang Moo Song
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Patent number: 7176990Abstract: A liquid crystal display having a liquid crystal display panel driven according a dot inversion method using a data driver driven according to a column inversion method includes dummy liquid crystal cells formed in first and last ones of successive columns in the liquid crystal display panel.Type: GrantFiled: October 18, 2004Date of Patent: February 13, 2007Assignee: LG.Phillips LCD Co., LtdInventors: Seung Kyu Choi, June Ho Park, Sang Moo Song