Patents by Inventor Baek-Kyun Jeon

Baek-Kyun Jeon 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).

  • Publication number: 20130222750
    Abstract: A display substrate includes a first electrode and a first alignment layer disposed on the first electrode. The first alignment layer includes first and second alignment parts. The first electrode has a first opening portion formed therethrough. The first and second alignment parts are disposed at two sides of the first opening portion. The first and second alignment parts have the different alignment directions from each other.
    Type: Application
    Filed: June 25, 2012
    Publication date: August 29, 2013
    Inventors: Young-Gu KIM, Byoung-Hun SUNG, Baek-Kyun JEON, Jin-Soo JUNG
  • Publication number: 20130215157
    Abstract: A method of displaying a three-dimensional (“3D”) stereoscopic image includes providing a first 3D data signal to a first display area portion of a display panel; and selectively providing a second 3D data signal or a black data signal to a second display area portion of the display panel when the first 3D data signal is being provided to the first display area.
    Type: Application
    Filed: September 12, 2012
    Publication date: August 22, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong-Hwan SHIN, Baek-Kyun JEON
  • Publication number: 20130211029
    Abstract: A photoreactive material layer includes an upper portion and a lower portion each including a uniformly aligned crosslinked photoreactive material, wherein the upper portion includes a first portion of the crosslinked photoreactive material and a second portion of the crosslinked photoreactive material, wherein the first portion of the photoreactive material and the second portion of the crosslinked photoreactive material are crosslinked with each other and aligned in a first direction, and the lower portion includes a third portion of the crosslinked photoreactive material and a fourth portion of the crosslinked photoreactive material, wherein the third portion of the crosslinked photoreactive material and the fourth portion of the crosslinked photoreactive material are crosslinked with each other and aligned in the first direction.
    Type: Application
    Filed: June 27, 2012
    Publication date: August 15, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Suk Hoon KANG, Jun Woo LEE, Kyoung Tae KIM, Soo-Ryun CHO, Mi Hwa LEE, Baek Kyun JEON
  • Publication number: 20130128200
    Abstract: A liquid crystal display, including a first substrate and a second substrate, each having a plurality of unit pixel areas and facing each other, and a liquid crystal layer between the first substrate and the second substrate, in which the plurality of unit pixel areas each have a plurality of domains. In a first domain of the plurality of domains, a first alignment layer of the first substrate and a second alignment layer of the second substrate are photo-aligned, and in a second domain of the plurality of domains, the second alignment layer of the second substrate is photo-aligned twice and the first alignment layer of the first substrate is not photo-aligned.
    Type: Application
    Filed: September 14, 2012
    Publication date: May 23, 2013
    Inventors: Yong Hwan SHIN, Hak Sun Chang, Min-Sik Jung, Baek Kyun Jeon, Jun Woo Lee
  • Publication number: 20130063688
    Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first substrate and a second substrate facing each other, an alignment layer disposed on at least one of the first substrate or the second substrate, the alignment layer including at least one vertical alignment monomer and a photo-alignment layer separated from the at least one vertical alignment monomer, and a liquid crystal layer disposed between the first substrate and the second substrate. The photo-alignment layer includes a main chain and at least one side chain connected to the main chain, and the at least one side chain includes at least one vertical photo-alignment material.
    Type: Application
    Filed: March 28, 2012
    Publication date: March 14, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Suk Hoon KANG, Jun Woo LEE, Baek Kyun JEON, Kyoung Tae KIM, Soo-Ryun CHO
  • Patent number: 8395736
    Abstract: The present invention discloses an alignment substrate that includes a base substrate and an alignment layer arranged on the base substrate. A plurality of unit pixels is defined in the base substrate. The alignment layer includes at least two sub-alignment portions dividing the unit pixel into at least two domains. Each sub-alignment portion is arranged in a different domain of the at least two domains and is aligned to have a different pretilt direction from the other sub-alignment portions.
    Type: Grant
    Filed: November 17, 2009
    Date of Patent: March 12, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Hwan Shin, Baek-Kyun Jeon, Kyoung-Tae Kim, Bong-Sun Seo, Mee-Hye Jung, Young-Gu Kim, Min-Sik Jung, Byoung-Hun Sung, Jeong-Hye Choi, Sung-Yi Kim
  • Publication number: 20130050625
    Abstract: A display panel includes a lower substrate, an upper substrate and a liquid crystal layer. The liquid crystal layer includes a plurality of domains, a horizontal domain boundary texture area and a vertical domain boundary texture area. The domains are disposed in a matrix shape. The horizontal domain boundary texture area extends in a first direction in a boundary between the domains adjacent to each other in a second direction and has a slope of a liquid crystal slowly (e.g., less) inclined compared to that of the domains. The vertical domain boundary texture area extends in the second direction in a boundary between the domains adjacent to each other in the first direction and has a width larger than that of the horizontal domain boundary texture area.
    Type: Application
    Filed: May 18, 2012
    Publication date: February 28, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Soo JUNG, Baek-Kyun JEON, Jun-Woo LEE, Hyun-Ku AHN, Yong-Hwan SHIN, Byoung-Hun SUNG, Sung-Yi KIM
  • Publication number: 20130050630
    Abstract: Air is sprayed on the first polymer film along a first negative direction in the sub pixel areas of an n-th row of a unit pixel area, and air is sprayed on the first polymer film along a first positive direction in the sub pixel areas of an (n+1)-th row of the unit pixel area to form a first alignment layer. Air is sprayed on the second polymer film along a second negative direction crossing the first negative direction in the sub pixel areas of an n-th column of the unit pixel area, and air is sprayed on the second polymer film along a second positive direction crossing the first positive direction in the sub pixel areas of an (n+1)-th column of the unit pixel area to form a second alignment layer.
    Type: Application
    Filed: May 25, 2012
    Publication date: February 28, 2013
    Inventors: JIN-SOO JUNG, Jun-Woo Lee, Baek-Kyun Jeon, Joo-Seok Yeom
  • Publication number: 20130003033
    Abstract: The present invention is directed to an exposure apparatus and photo-mask, and method for manufacturing liquid crystal display using the same. An exposure apparatus according to an exemplary embodiment of the present invention provides an exposure apparatus which includes: a first photo-mask comprising a plurality of transmission parts; and a second photo-mask comprising a plurality of transmission parts, the first photo-mask and the second photo-mask comprising an overlapping region where the first photo-mask and the second photo-mask are partially overlapped, wherein at least one transmission part included in at least one of the first photo-mask and the second photo-mask in the overlapping region comprises a semi-transmission section, and a transmittance of the semi-transmission section is greater than or equal to 0% and less than 100%.
    Type: Application
    Filed: October 31, 2011
    Publication date: January 3, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Woo LEE, Soo-Ryun CHO, Baek Kyun JEON, Joo Seok YEOM, Suk Hoon KANG, Kyoung Tae KIM
  • Publication number: 20120320323
    Abstract: In a liquid crystal display, a pretilt value provided by an upper alignment layer or a lower alignment layer is gradually changed in one domain, such that liquid crystal molecules have various arrangements in which azimuth angles of aligned liquid crystal molecules are gradually changed.
    Type: Application
    Filed: October 20, 2011
    Publication date: December 20, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyoung Tae KIM, Kyoung Ju SHIN, Jun Woo LEE, Suk Hoon KANG, Baek Kyun JEON, Young-Gu KIM
  • Publication number: 20120314168
    Abstract: A liquid crystal display including a first substrate and a second substrate facing each other, a first alignment layer disposed on the first substrate, the first alignment layer including a vertical photo-alignment material, a second alignment layer disposed on the second substrate, the second alignment layer including a vertical alignment material, and a liquid crystal layer disposed between the first substrate and the second substrate.
    Type: Application
    Filed: November 3, 2011
    Publication date: December 13, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Suk Hoon KANG, Jun Woo LEE, Baek Kyun JEON, Kyoung Tae KIM, Soo-Ryun CHO
  • Patent number: 8304038
    Abstract: A photoalignment material includes an alignment polymer, a photoalignment additive including a compound represented by the following Chemical Formula 1 and an organic solvent. In Chemical Formula 1, R1 represents a cyclic compound. A and B independently represent a single bond or —(CnH2n)—. “n” represents an integer in a range of 1 to 12. Each —CH2— of A and/or B may be replaced with R3 represents an alkyl group having 1 to 12 carbon atoms, and each —CH2— of A and/or B may be replaced with —O—. R4 represents In Chemical Formula 1, each hydrogen atom excluding hydrogen atoms of R4 may be replaced with chlorine (Cl) or fluorine (F).
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: November 6, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Woo Lee, Fusayuki Takeshita, Baek-Kyun Jeon, Tae-Sung Jung, Hoi-Lim Kim, Jeong-Hye Choi, Sung-Yi Kim
  • Publication number: 20120196054
    Abstract: A liquid crystal display including: a first substrate and a second substrate facing each other; an alignment layer disposed on one of the first substrate and the second substrate and including a vertical photo-alignment material which includes a first vertical functional group and a photo-reactive group, and a major alignment material which does not include the photo-reactive group; and a liquid crystal layer disposed between the first substrate and the second substrate, wherein a ratio of a molar concentration of the vertical photo-alignment material to the molar concentration of the major alignment material increases in a direction towards a surface of the alignment layer adjacent to the liquid crystal layer.
    Type: Application
    Filed: January 27, 2012
    Publication date: August 2, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-Woo LEE, Jong-Sung BAE, Hoi-Lim KIM, Baek-Kyun JEON, Suk-Hoon KANG, Jin-Soo JUNG, Soo-Ryun CHO, Hyun Ku AHN, Joo Seok YEOM, Kyoung Tae KIM, Gyo-Jic Shin, Eun Ju KIM
  • Patent number: 8208095
    Abstract: A display substrate includes a base substrate, a polarizing layer formed on the base substrate and including a polarizing pattern having a plurality of carbon nano-tubes arranged in a direction, and a pixel layer formed on the base substrate and including a plurality of pixel units.
    Type: Grant
    Filed: April 23, 2009
    Date of Patent: June 26, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soon-Joon Rho, Hee-Keun Lee, Baek-Kyun Jeon
  • Patent number: 8199293
    Abstract: A method of manufacturing a liquid crystal display includes; disposing a thin film transistor having an output terminal on a first substrate, disposing a pixel electrode in connection with the output terminal, disposing an inorganic layer on the pixel electrode, and converting the inorganic layer to a first alignment layer by disposing a mask on the inorganic layer and radiating an ion beam in a plurality of directions.
    Type: Grant
    Filed: December 12, 2008
    Date of Patent: June 12, 2012
    Assignees: Samsung Electronics Co., Ltd., Pusan National University Industry-University Cooperation Foundation
    Inventors: Soon-Joon Rho, Jang-Sub Kim, Baek-Kyun Jeon, Hee-Keun Lee, Jae-Chang Kim, Tae-Hoon Yoon, Phil-Kook Son, Bong-Kyun Jo
  • Publication number: 20120038872
    Abstract: A photoalignment method includes irradiating light in a first direction to a first alignment layer, and irradiating light in a second direction opposite the first direction, after disposing a first mask on the first alignment layer.
    Type: Application
    Filed: June 27, 2011
    Publication date: February 16, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Suk-Hoon KANG, Baek-Kyun JEON, Jun-Woo LEE, Tae-Ho KIM, Sung-Yi KIM, Soo-Ryun CHO
  • Patent number: 8049852
    Abstract: The present invention relates to a method of manufacturing a liquid crystal display, the method including; disposing a thin film transistor having an input terminal and an output terminal on a first substrate, connecting a pixel electrode to the output terminal, disposing an organic layer on the pixel electrode, forming a first alignment layer having at least two different alignment directions by disposing a mask on the organic layer and radiating an ion beam to the organic layer, disposing a common electrode on a second substrate corresponding to the first substrate, forming a second alignment layer having at least two different alignment directions on the common electrode, and disposing a liquid crystal layer between the first alignment layer and the second alignment layer.
    Type: Grant
    Filed: April 9, 2009
    Date of Patent: November 1, 2011
    Assignees: Samsung Electronics Co., Ltd., Pusan National University
    Inventors: Soon-Joon Rho, Jang-Sub Kim, Baek-Kyun Jeon, Hee-Keun Lee, Jae-Chang Kim, Tae-Hoon Yoon, Phil-Kook Son, Bong-Kyun Jo
  • Patent number: 8045112
    Abstract: A display device includes: a first panel having a pixel region including a pixel electrode therein; a second panel having a common electrode facing the first panel; a liquid crystal layer having vertically aligned liquid crystal molecules interposed between the first and second panels; a first alignment layer disposed on the pixel electrode; and a second alignment layer disposed on the common electrode. At least one of the pixel electrode and the common electrode has a micro slit pattern. At least one of the first and second alignment layers divides the pixel region into domains, is formed to have pretilt directions corresponding to a given domain, and pretilts the vertically aligned liquid crystal molecules in the given domain. A direction of summed horizontal components of a fringe field at an edge of the pixel region is substantially equal to a direction of summed horizontal components of a pretilt direction of the at least one of the first and second alignment layer.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: October 25, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-woo Lee, Hwa-sung Woo, Baek-kyun Jeon, Ji-won Sohn, In-suk Lee, Kyoung-tae Kim
  • Patent number: 7997195
    Abstract: A spacer-printing apparatus includes a printing roller and a moving part. The printing roller has opposite edges connected by a curved surface and spacers are attached to the curved surface. The moving part is connected with the printing roller and respectively and alternately moves opposite edges up and down. The printing roller has a shape of a portion of cylinder, so that a radius is increased without the increase in volume and weight thereof.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: August 16, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bong-Sung Seo, Baek-Kyun Jeon, Byoung-Hun Sung
  • Patent number: 7982812
    Abstract: In a display device, first and second substrates parallel to each other are arranged between first and second polarizers that are parallel to each other. A liquid crystal layer is arranged between the first and second substrates, and a light emitting layer having a quantum dot structure is arranged on the first polarizer. Also, a light source that emits a blue light is arranged under the second polarizer. Thus, the display device may improve a light utilizing efficiency, thereby improving a display quality.
    Type: Grant
    Filed: September 4, 2008
    Date of Patent: July 19, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soon-Joon Rho, Min-Sik Jung, Baek-Kyun Jeon, Hee-Keun Lee