Patents by Inventor Myeong-Ha Kye

Myeong-Ha Kye 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: 9244310
    Abstract: A liquid crystal display device includes an array substrate, an opposite substrate and a liquid crystal display layer. The array substrate includes a pixel electrode and a lower reactive mesogen layer. The pixel electrode includes a plurality of slit portions disposed on a plurality of domains in different directions. The lower reactive mesogen layer is disposed on the pixel electrode to induce an inclined direction of liquid crystal molecules. The opposite substrate includes an upper substrate. An upper reactive mesogen layer is disposed on a common electrode of the opposite substrate. The liquid crystal layer includes liquid crystal molecules arranged to have a pretilt angle between a surface of the lower reactive mesogen layer and a surface of the upper reactive mesogen layer.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: January 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myeong-Ha Kye, Jun-Hyup Lee, Jae-Jin Lyu, Seung-Beom Park, Jong-Ho Son, Ji-Won Sohn, Hoon Kim, Min-Goo Seok, Jun-Hee Na, Min-Jae Kim, Su-Han Woo
  • Publication number: 20140293203
    Abstract: A liquid crystal display device includes an array substrate, an opposite substrate and a liquid crystal display layer. The array substrate includes a pixel electrode and a lower reactive mesogen layer. The pixel electrode includes a plurality of slit portions disposed on a plurality of domains in different directions. The lower reactive mesogen layer is disposed on the pixel electrode to induce an inclined direction of liquid crystal molecules. The opposite substrate includes an upper substrate. An upper reactive mesogen layer is disposed on a common electrode of the opposite substrate. The liquid crystal layer includes liquid crystal molecules arranged to have a pretilt angle between a surface of the lower reactive mesogen layer and a surface of the upper reactive mesogen layer.
    Type: Application
    Filed: June 13, 2014
    Publication date: October 2, 2014
    Inventors: Myeong-Ha KYE, Jun-Hyup LEE, Jae-Jin LYU, Seung-Beom PARK, Jong-Ho SON, Ji-Won SOHN, Hoon KIM, Min-Goo SEOK, Jun-Hee NA, Min-Jae KIM, Su-Han WOO
  • Patent number: 8760607
    Abstract: A liquid crystal display (“LCD”) panel includes a display substrate, an opposite substrate and a liquid crystal layer. The display substrate includes a pixel electrode and a first cured layer. The first cured layer has various pretilt angles. The opposite substrate includes a common electrode and a second cured layer. The second cured layer has various pretilt angles. The liquid crystal layer includes a plurality of liquid crystal molecules pretilted at the various pretilt angles by the first and second cured layers.
    Type: Grant
    Filed: April 6, 2009
    Date of Patent: June 24, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myeong-Ha Kye, Jae-Jin Lyu, Ji-Won Sohn
  • Patent number: 8755013
    Abstract: A liquid crystal display device includes an array substrate, an opposite substrate and a liquid crystal display layer. The array substrate includes a pixel electrode and a lower reactive mesogen layer. The pixel electrode includes a plurality of slit portions disposed on a plurality of domains in different directions. The lower reactive mesogen layer is disposed on the pixel electrode to induce an inclined direction of liquid crystal molecules. The opposite substrate includes an upper substrate. An upper reactive mesogen layer is disposed on a common electrode of the opposite substrate. The liquid crystal layer includes liquid crystal molecules arranged to have a pretilt angle between a surface of the lower reactive mesogen layer and a surface of the upper reactive mesogen layer.
    Type: Grant
    Filed: April 6, 2009
    Date of Patent: June 17, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myeong-Ha Kye, Jun-Hyup Lee, Jae-Jin Lyu, Seung-Beom Park, Jong-Ho Son, Ji-Won Sohn, Hoon Kim, Min-Goo Seok, Jun-Hee Na, Min-Jae Kim, Su-Han Woo
  • Patent number: 8390767
    Abstract: A method of manufacturing a display panel, the method includes forming a display panel including a first substrate, the first substrate including a pixel electrode disposed thereon, a second substrate including a common electrode disposed thereon, and a liquid crystal layer interposed between the first and the second substrates, the liquid crystal layer including a plurality of liquid crystal molecules and a plurality of ultraviolet (“UV”)-curable particles; and curing a portion of the UV-curable particles by irradiating light on the display panel, wherein an exposure voltage, which is greater than a maximum data voltage corresponding to maximum grayscale data of the display panel, is applied between the pixel electrode and the common electrode. Also described is a display panel.
    Type: Grant
    Filed: April 1, 2009
    Date of Patent: March 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min-Jae Kim, Jae-Jin Lyu, Seung-Beom Park, Ji-Won Sohn, Jun-Hyup Lee, Myeong-Ha Kye, Hoon Kim, Min-Goo Seok
  • Patent number: 8318270
    Abstract: A liquid crystal display (“LCD”) panel includes a first substrate including a pixel electrode defining pixel areas, a first alignment layer disposed on the pixel electrode and a first reactive mesogen layer disposed on the first alignment layer, a second substrate including a common electrode layer disposed on an entire portion of the second substrate facing the first substrate, a second alignment layer disposed on the common electrode layer and a second reactive mesogen layer disposed on the second alignment layer, and a liquid crystal layer disposed between the first and second substrates and including a first liquid crystal compound represented by Chemical Formula 1, a second liquid crystal compound represented by Chemical Formula 2 and a third liquid crystal compound represented by Chemical Formula 3:
    Type: Grant
    Filed: August 7, 2009
    Date of Patent: November 27, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Gi Seong, Jae-Jin Lyu, Seung-Beom Park, Myeong-Ha Kye, Min-Goo Seok, Min-Hee Kim
  • Patent number: 8300181
    Abstract: A method of fabricating liquid crystal display (LCD) that may improves picture quality by removing uncured monomers in a liquid crystal panel and an LCD obtained by the method are provided. The method includes forming a liquid crystal layer between a first substrate and a second substrate by injecting liquid crystal molecules and monomers between the first substrate and the second substrate, the first and second substrates facing each other; applying an electric field to the liquid crystal layer; performing a primary curing operation on the monomers; and removing the electric field and performing a secondary curing operation on remaining monomers, wherein at least one of the primary curing operation and the secondary curing operation includes maintaining a temperature of the liquid crystal layer below a phase transition temperature of the liquid crystal molecules.
    Type: Grant
    Filed: October 5, 2009
    Date of Patent: October 30, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Ho Son, Seung-Beom Park, Myeong-Ha Kye, Hoon Kim, Min-Goo Seok, Seon-Ah Cho
  • Patent number: 8237908
    Abstract: A method of manufacturing a liquid crystal display includes; forming a mother substrate assembly by disposing a liquid crystal mixture layer having liquid crystals and a light curable alignment supplement between a first mother substrate and a second mother substrate of a liquid crystal display, and disposing a light curable sealant surrounding the liquid crystal mixture layer, pre-tilting liquid crystal molecules of the liquid crystal mixture layer by applying a voltage to the first mother substrate and the second mother substrate, and simultaneously hardening the alignment supplement and the sealant by radiating light to the mother substrate assembly while applying the voltage to the first mother substrate and the second mother substrate.
    Type: Grant
    Filed: October 29, 2008
    Date of Patent: August 7, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min-Goo Seok, Jae-Jin Lyu, Seung-Beom Park, Jong-Ho Son, Ji-Won Sohn, Myeong-Ha Kye, Hoon Kim, Jun-Hee Na
  • Patent number: 8045102
    Abstract: Disclosed are a polarizer, a method for fabricating the same, and a liquid crystal display having the same. The liquid crystal display includes a liquid crystal panel and a polarizer attached to the liquid crystal panel. The polarizer includes a polarizing film, a first support film, and a second support film. The first support film has optical anisotropy and is attached to the polarizing film. The first support film has a first thickness. The second support film is attached to the polarizing film while facing the first support film and has a second thickness, which is greater than the first thickness. The polarizer is fabricated by evaporating a solvent from a solution including polymer resin to form an optical film and then elongating the optical film.
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: October 25, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myeong-Ha Kye, Seung-Ju Lee, Yun Jang, Seung-Hee Lee, Joon-Hyung Park, Kyoung-Jin Lee
  • Patent number: 7911561
    Abstract: A display apparatus includes a main display panel and a sub-display panel. The main display panel includes a first main display substrate and a second main display substrate disposed opposite the first main display substrate to overlap the first main display substrate. The sub-display panel includes a first sub-display substrate and a second sub-display substrate disposed opposite the first sub-display substrate to overlap the first sub-display substrate. The first main display substrate includes a first alignment mark and a second alignment mark, the second main display substrate includes a third alignment mark corresponding to the second alignment mark, the first sub-display substrate includes a fourth alignment mark, and the second sub-display substrate includes a fifth alignment mark corresponding to the fourth alignment mark and a sixth alignment mark corresponding to the first alignment mark.
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: March 22, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min-Goo Seok, Woo-Jin Bae, Myeong-Ha Kye
  • Patent number: 7859502
    Abstract: An array substrate includes a base substrate and a plurality of pixels on the base substrate. Each pixel includes a data line, first and second gate lines, first to third switching devices, and first and second pixel electrodes. The first and second gate lines cross the data line, and the second gate line is spaced apart from the first gate line. The first switching device is electrically connected to an adjacent gate line corresponding to an adjacent pixel. The second switching device is electrically connected to the data line and the first gate line. The third switching device is electrically connected to the data line and the second gate line. The first pixel electrode is electrically connected to the first and second switching devices, and the second pixel electrode is electrically connected to the first and third switching devices. The second pixel electrode is spaced apart from the first pixel electrode.
    Type: Grant
    Filed: September 7, 2006
    Date of Patent: December 28, 2010
    Assignee: Samsung Electronics Co. Ltd.
    Inventors: Jong-Ho Son, Dong-Hoon Chung, Sung-Hwan Hong, Myeong-Ha Kye, Il-Kook Huh
  • Publication number: 20100321614
    Abstract: Disclosed are a polarizer, a method for fabricating the same, and a liquid crystal display having the same. The liquid crystal display includes a liquid crystal panel and a polarizer attached to the liquid crystal panel. The polarizer includes a polarizing film, a first support film, and a second support film. The first support film has optical anisotropy and is attached to the polarizing film. The first support film has a first thickness. The second support film is attached to the polarizing film while facing the first support film and has a second thickness, which is greater than the first thickness. The polarizer is fabricated by evaporating a solvent from a solution including polymer resin to form an optical film and then elongating the optical film.
    Type: Application
    Filed: August 30, 2010
    Publication date: December 23, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myeong-Ha Kye, Seung Ju LEE, Yun JANG, Seung Hee LEE, Joon Hyung PARK, Kyoung Jin LEE
  • Patent number: 7815979
    Abstract: Disclosed is a liquid crystal display that includes a first substrate, a second substrate facing the first substrate, a pair of field generating electrodes formed on at least one of the first substrate and the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. The liquid crystal layer comprises a liquid crystal composition that includes a first class having at least one fluorine atom, and a second class containing a neutral compound. The second class includes a first sub-class and a second sub-class. The first sub-class contains a liquid crystal compound having at least one selected from an alkyl group and an alkoxy group having C1 to C5 in a terminal group thereof. The second sub-class contains a liquid crystal compound having an alkenyl group having C1 to C5 in terminal groups thereof. The second sub-class is contained in a content of about 7 wt % or less of a total content of the liquid crystal composition.
    Type: Grant
    Filed: April 2, 2007
    Date of Patent: October 19, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Wuk Kim, Jae-Jin Lyu, Jong-Ho Son, Myeong-Ha Kye, Min-Goo Seok, Sik-Young Jo
  • Patent number: 7808584
    Abstract: Disclosed are a polarizer, a method for fabricating the same, and a liquid crystal display having the same. The liquid crystal display includes a liquid crystal panel and a polarizer attached to the liquid crystal panel. The polarizer includes a polarizing film, a first support film, and a second support film. The first support film has optical anisotropy and is attached to the polarizing film. The first support film has a first thickness. The second support film is attached to the polarizing film while facing the first support film and has a second thickness, which is greater than the first thickness. The polarizer is fabricated by evaporating a solvent from a solution including polymer resin to form an optical film and then elongating the optical film.
    Type: Grant
    Filed: February 20, 2008
    Date of Patent: October 5, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myeong-Ha Kye, Seung-Ju Lee, Yun Jang, Seung-Hee Lee, Joon-Hyung Park, Kyoung-Jin Lee
  • Publication number: 20100245752
    Abstract: A liquid crystal display (LCD) includes a first electrode, a second electrode facing the first electrode, and a liquid crystal layer interposed between the first and second electrodes and having a twisted nematic alignment of liquid crystals, wherein rotation viscosity of the liquid crystal layer is 50 mPas-80 mPas, a cell gap, namely, the thickness of the liquid crystal layer, is 2.5 ?m-5.0 ?m, a voltage difference between the first and second electrodes is 0.2V-8.0V, and a response time can be obtained from the expression 6.78+(rotation viscosity)×0.81+(cell gap)×0.7+(rotation viscosity)×(cell gap)×0.14. The liquid crystal display having the twisted nematic alignment of liquid crystals, has the pitch of the liquid crystal layer within the range of 10 ?m to 70 ?m, a cell gap, namely, the thickness of the liquid crystal layer, within the range of 3.0 ?m to 4.5 ?m, and a voltage difference between the first and second electrodes within the range of 0.2V to 6.0V.
    Type: Application
    Filed: June 4, 2010
    Publication date: September 30, 2010
    Inventors: Sung-Hwan Hong, Myeong-Ha Kye, Kwang-Hyun Kim
  • Patent number: 7800723
    Abstract: Disclosed is a liquid crystal display panel having an ion trap structure and a liquid crystal display including the same. The liquid crystal display panel has an opening area and a non-opening area and includes a first substrate, a second substrate that faces the first substrate, and a liquid crystal layer interposed between the first and the second substrates. The first substrate includes a plurality of unit pixels and a first alignment film having a first area and a second area. The first area of the first alignment film is disposed on the opening area, the second area is disposed on the non-opening area, and the second area is thinner than the first area.
    Type: Grant
    Filed: December 17, 2007
    Date of Patent: September 21, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yun Jang, Seung Ju Lee, Seung Hee Lee, Joon Hyung Park, Myeong-Ha Kye, Kyoung Jin Lee
  • Publication number: 20100231845
    Abstract: A liquid crystal display (“LCD”) panel includes a first substrate including a pixel electrode defining pixel areas, a first alignment layer disposed on the pixel electrode and a first reactive mesogen layer disposed on the first alignment layer, a second substrate including a common electrode layer disposed on an entire portion of the second substrate facing the first substrate, a second alignment layer disposed on the common electrode layer and a second reactive mesogen layer disposed on the second alignment layer, and a liquid crystal layer disposed between the first and second substrates and including a first liquid crystal compound represented by Chemical Formula 1, a second liquid crystal compound represented by Chemical Formula 2 and a third liquid crystal compound represented by Chemical Formula 3:
    Type: Application
    Filed: August 7, 2009
    Publication date: September 16, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong-Gi SEONG, Jae-Jin LYU, Seung-Beom PARK, Myeong-Ha KYE, Min-Goo SEOK, Min-Hee KIM
  • Publication number: 20100123859
    Abstract: A method of fabricating liquid crystal display (LCD) that may improves picture quality by removing uncured monomers in a liquid crystal panel and an LCD obtained by the method are provided. The method includes forming a liquid crystal layer between a first substrate and a second substrate by injecting liquid crystal molecules and monomers between the first substrate and the second substrate, the first and second substrates facing each other; applying an electric field to the liquid crystal layer; performing a primary curing operation on the monomers; and removing the electric field and performing a secondary curing operation on remaining monomers, wherein at least one of the primary curing operation and the secondary curing operation includes maintaining a temperature of the liquid crystal layer below a phase transition temperature of the liquid crystal molecules.
    Type: Application
    Filed: October 5, 2009
    Publication date: May 20, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-Ho SON, Seung-Beom Park, Myeong-Ha Kye, Hoon Kim, Min-Goo Seok, Seon-Ah Cho
  • Publication number: 20100103357
    Abstract: A liquid crystal display device includes an array substrate, an opposite substrate and a liquid crystal display layer. The array substrate includes a pixel electrode and a lower reactive mesogen layer. The pixel electrode includes a plurality of slit portions disposed on a plurality of domains in different directions. The lower reactive mesogen layer is disposed on the pixel electrode to induce an inclined direction of liquid crystal molecules. The opposite substrate includes an upper substrate. An upper reactive mesogen layer is disposed on a common electrode of the opposite substrate. The liquid crystal layer includes liquid crystal molecules arranged to have a pretilt angle between a surface of the lower reactive mesogen layer and a surface of the upper reactive mesogen layer.
    Type: Application
    Filed: April 6, 2009
    Publication date: April 29, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Myeong-Ha KYE, Jun-Hyup LEE, Jae-Jin LYU, Seung-Beom PARK, Jong-Ho SON, Ji-Won SOHN, Hoon KIM, Min-Goo SEOK, Jun-Hee NA, Min-Jae KIM, Su-Han WOO
  • Publication number: 20100060838
    Abstract: A liquid crystal display (“LCD”) includes first and second substrates facing each other, a plurality of pixel electrodes arranged in a matrix shape on the first substrate and including a stem and a plurality of minute branches obliquely extending from the stem, a common electrode facing the plurality of pixel electrodes, and a liquid crystal layer interposed between the first substrate and the second substrate and including a plurality of liquid crystal molecules, wherein the pixel electrodes are classified into a plurality of sub-regions according to a length direction of the minute branches, and the minute branches are protruded at edges of the sub-regions.
    Type: Application
    Filed: July 23, 2009
    Publication date: March 11, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hoon KIM, Jae-Jin LYU, Ji-Won SOHN, Myeong-Ha KYE, Min-Jae KIM