Patents by Inventor Seung-Beom Park

Seung-Beom Park 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: 20120249940
    Abstract: A liquid crystal display device is provided, including a liquid crystal layer interposed between a first display panel and a second display panel; and an alignment film formed on at least one of the first and second display panels, the alignment film including first polysiloxanes and second polysiloxanes disposed on the first polysiloxanes, wherein a first portion of silicon atoms of the second polysiloxanes are bonded to vertical functional groups interacting with liquid crystal molecules in the liquid crystal layer, and to first pre-tilting functional groups aligning the liquid crystal molecules in the liquid crystal layer to be tilted with respect to at least one of the first and second display panels by being cross-linked. The bonding structure of the first and the second polysiloxanes being different.
    Type: Application
    Filed: September 23, 2011
    Publication date: October 4, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyong-Sik Choi, Myung-Jae Park, Min-Wook Park, Sung-Hoon Kim, Gak-Seok Lee, Woo-Jung Shin, Jun-Hyup Lee, Keun-Chan Oh, Sang-Gyun Kim, Su-Jeong Kim, Seung-Beom Park, Youn-Hak Jeong
  • Patent number: 8253895
    Abstract: A thin film transistor array substrate is provided with a gate line assembly, a data line assembly, and thin film transistors. The data line assembly crosses over the gate line assembly while defining pixel regions. A pixel electrode is formed at each pixel region. A color filter substrate is provided with a black matrix, and color filters of red, green and blue are formed at the black matrix at the pixel regions. An overcoat layer covers the color filters, and a common electrode is formed on the overcoat layer with an opening pattern. The thin film transistor array substrate, and the color filter substrates face each other, and a liquid crystal material is injected between the thin film transistor array substrate, and the color filter substrate. The blue color filter has a thickness smaller than the red color filter or the green color filter such that the liquid crystal cell gap at the blue color filter is larger than the liquid crystal cell gap at the red or green color filter.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: August 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jang-Kun Song, Kyeong-Hyeon Kim, Jae-Jin Lyu, Seung-Hee Lee, Seung-Beom Park, Yong-Woo Choi
  • 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: 8237646
    Abstract: In a display apparatus having a plurality of pixel parts, each pixel part receives a data signal in response to a present gate signal and charges first and second pixel voltages having the same voltage level. A plurality of voltage controllers includes a level-down part to lower a voltage level of the second pixel voltage using a previous pixel voltage charged in a previous frame in response to a next gate signal and a level-up part to receive the lowered second pixel voltage in response to the next gate signal to boost up a voltage level of the first pixel voltage.
    Type: Grant
    Filed: June 3, 2008
    Date of Patent: August 7, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hee-Wook Do, Seung-Beom Park, Hoon Kim, Hye-Ran You, Jian Gang Lu, Hee-Seop Kim, Young-Chol Yang, Seung-Hoon Lee
  • Patent number: 8223282
    Abstract: A display apparatus including a plurality of gate lines, a data line intersecting the plurality of gate lines; a first pixel unit connected with a n-th gate line of the plurality of gate lines and the data line. A second pixel unit connected with a (n+1)-th gate line of the plurality of gate lines; and a coupling capacitor disposed between the first pixel unit and the second pixel unit, wherein the first pixel unit comprises a first liquid crystal capacitor and a first thin film transistor (TFT), the second pixel unit comprises a second liquid crystal capacitor and a second thin film transistor (TFT), and a source electrode and a drain electrode of the second TFT are connected with both electrodes of the coupling capacitor, respectively.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: July 17, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hye-ran You, Yoon-sung Um, Jae-jin Lyu, Seung-beom Park, Jin-won Park, Hoon Kim
  • Patent number: 8199088
    Abstract: In an array substrate, a method of manufacturing the array substrate, and a liquid crystal display (LCD) device having the array substrate, a pixel electrode includes an outline portion, connection portions, and slit portions. The outline portion is arranged toward a data line and a gate line thereon, and the connection portions extend in a direction that crosses the data line and the gate line, respectively, to connect to the outline portion. The slit portions protrude from side surfaces of the connection portions to connect to the outline portion. A shielding electrode is arranged toward the outline portion between the data line and the outline portion, and the gate line and the outline portion.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: June 12, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hye-Ran You, Yoon-Sung Um, Su-Jeong Kim, Jae-Jin Lyu, Seung-Beom Park
  • Patent number: 8194201
    Abstract: The present invention relates to a display panel and a liquid crystal display including the same. The display panel includes a pixel electrode, which includes a first subpixel electrode, a second subpixel electrode, and a third subpixel electrode insulated 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 gate line connected to the first, second, and third thin film transistors, a data line connected to the first, second, and third thin film transistors, and a voltage differentiating member to change voltages of the first, second, and third subpixel electrodes, the voltages of the first, second, and third subpixel electrodes being different from each other.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: June 5, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Sung Um, Hoon Kim, Hye-Ran Yoo, Jae-Jin Lyu, Seung-Beom Park
  • Patent number: 8194214
    Abstract: A liquid crystal display device includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a lower substrate and a pixel electrode. The pixel electrode is disposed in a pixel area of the first substrate, in which a first slit part extending along a first direction in a first zigzag shape and a second slit part extending along a second direction and passing through a first bent portion of the first slit part are disposed. The second slit part includes first edges opposite to each other which are inclined at a first angle. The second substrate includes an upper substrate and a common electrode. The common electrode is disposed on the upper substrate, in which a third slit part disposed between adjacent first slit parts and extended in a second zigzag shape is disposed.
    Type: Grant
    Filed: November 16, 2009
    Date of Patent: June 5, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Sung Um, Jae-Jin Lyu, Seung-Beom Park, Hye-Ran You
  • Patent number: 8194216
    Abstract: A display substrate includes an insulation substrate, an (n)-th gate line, a data line, first and second source electrodes, first and second drain electrodes, a pixel electrode, a third drain electrode, and a storage line. The first source electrode overlaps a first portion of the (n)-th gate line and is electrically connected to the data line. The first and second drain electrodes overlap a second portion of the (n)-th gate line. The pixel electrode is connected to the first drain electrode. The second source electrode overlaps a first portion of an (n+1)-th gate line, while the third drain electrode overlaps a second portion thereof. The storage line overlaps a portion of each of the pixel electrode and the second and third drain electrodes. The second source electrode is formed by extending the second drain electrode in a direction substantially from the (n)-th gate line towards the (n+1)-th gate line.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: June 5, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Sung Um, Jae-Jin Lyu, Seung-Beom Park
  • Publication number: 20120119215
    Abstract: In an array substrate, a method of manufacturing the array substrate, and a liquid crystal display (LCD) device having the array substrate, a pixel electrode includes an outline portion, connection portions, and slit portions. The outline portion is arranged toward a data line and a gate line thereon, and the connection portions extend in a direction that crosses the data line and the gate line, respectively, to connect to the outline portion. The slit portions protrude from side surfaces of the connection portions to connect to the outline portion. A shielding electrode is arranged toward the outline portion between the data line and the outline portion, and the gate line and the outline portion.
    Type: Application
    Filed: January 13, 2012
    Publication date: May 17, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hye-Ran You, Yoon-Sung Um, Su-Jeong Kim, Jae-Jin Lyu, Seung-Beom Park
  • Patent number: 8174018
    Abstract: A display device including a first gate line and a second gate line that extend in parallel with each other, a data line crossing the first and second gate lines to form a pixel region, a pixel electrode in the pixel region and including a main pixel electrode and a sub pixel electrode, which are connected to the first gate line and the data line, a control thin film transistor connected to the second gate line and the sub pixel electrode, and a gate driver. The gate driver outputs a first gate signal to the first gate line and a second gate signal to the second gate line. The first gate signal activates the first gate line during a first time and a second time following the first time, and the second gate signal activates the second gate line during the first time but not the second time.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: May 8, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Sung Um, Jae-Jin Lyu, Seung-Beom Park, Dong-Gi Seong, Kang-Woo Kim
  • Publication number: 20120105416
    Abstract: A display device including a first gate line and a second gate line that extend in parallel with each other, a data line crossing the first and second gate lines to form a pixel region, a pixel electrode in the pixel region and including a main pixel electrode and a sub pixel electrode, which are connected to the first gate line and the data line, a control thin film transistor connected to the second gate line and the sub pixel electrode, and a gate driver. The gate driver outputs a first gate signal to the first gate line and a second gate signal to the second gate line. The first gate signal activates the first gate line during a first time and a second time following the first time, and the second gate signal activates the second gate line during the first time but not the second time.
    Type: Application
    Filed: January 5, 2012
    Publication date: May 3, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-Sung UM, Jae-Jin LYU, Seung-Beom PARK, Dong-Gi SEONG, Kang-Woo KIM
  • Patent number: 8169575
    Abstract: A method of manufacturing a liquid crystal display includes providing a first display panel, providing a second display panel, disposing liquid crystals and an alignment additive between the first display panel and the second display panel, applying a gradually increasing pre-tilting voltage to the first display panel and the second display panel, and hardening the alignment additive.
    Type: Grant
    Filed: February 19, 2009
    Date of Patent: May 1, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Ho Son, Jae-Jin Lyu, Seung-Beom Park
  • Patent number: 8154695
    Abstract: A liquid crystal display (LCD) comprises a first substrate comprising a pixel electrode comprising one or more first domain-forming features and further comprising a first vertical alignment film disposed on the pixel electrode; a second substrate facing the first substrate and comprising a common electrode which comprises one or more second domain-forming features and further comprises a second vertical alignment film disposed on the common electrode; and a liquid crystal compound interposed between the first and second substrates, wherein the liquid crystal compound comprises liquid crystal molecules, ultraviolet (UV) hardening monomers and UV hardening initiators, and the liquid crystal molecules are pre-tilted to form an angle greater than 88 degrees but less than 90 degrees with respect to the first substrate when no driving power is applied to the pixel and common electrodes. Fast response time is provided in some embodiments.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: April 10, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Won Sohn, Jong-ho Son, Seung-beom Park, Seon-ah Cho, Jun-hee Na
  • Patent number: 8144294
    Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first insulation substrate; a pixel electrode disposed on the first insulation substrate and including a first cutout; a second insulation substrate facing the first insulation substrate; and a common electrode disposed on the second insulation substrate and a second cutout arranged alternately with the first cutout, wherein at least one of the first cutout and the second cutout includes a stem and a plurality of first slits and a plurality of second slits extended from the stem and obliquely inclined with respect to the length direction of the stem, and an inclined direction of the first slits is opposite to an inclined direction of the second slits.
    Type: Grant
    Filed: September 15, 2009
    Date of Patent: March 27, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Sung Um, Jae-Jin Lyu, Seung-Beom Park
  • Publication number: 20120013816
    Abstract: A display apparatus including a plurality of gate lines, a data line intersecting the plurality of gate lines; a first pixel unit connected with a n-th gate line of the plurality of gate lines and the data line. A second pixel unit connected with a (n+1)-th gate line of the plurality of gate lines; and a coupling capacitor disposed between the first pixel unit and the second pixel unit, wherein the first pixel unit comprises a first liquid crystal capacitor and a first thin film transistor (TFT), the second pixel unit comprises a second liquid crystal capacitor and a second thin film transistor (TFT), and a source electrode and a drain electrode of the second TFT are connected with both electrodes of the coupling capacitor, respectively.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Inventors: Hye-ran YOU, Yoon-sung UM, Jae-jin LYU, Seung-beom PARK, Jin-won PARK, Hoon KIM
  • Patent number: 8098353
    Abstract: A liquid crystal display includes; a gate line, a data line disposed substantially perpendicular to the gate line, a switching element connected to the gate line and the data line, a pixel electrode connected to the switching element, and having a first inclination direction determining member including at least one first oblique portion forming an oblique angle with the gate line and the data line, and an inclination direction assistance member disposed adjacent to the first inclination direction determining member, and substantially parallel to the first oblique portion.
    Type: Grant
    Filed: August 7, 2008
    Date of Patent: January 17, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoon Kim, Ji-Won Sohn, Seung-Beom Park, Yoon-Sung Um, Jin-Won Park, Hye-Ran Yoo
  • Publication number: 20110309367
    Abstract: The present invention relates to a display panel and a liquid crystal display including the same. The display panel includes a pixel electrode, which includes a first subpixel electrode, a second subpixel electrode, and a third subpixel electrode insulated 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 gate line connected to the first, second, and third thin film transistors, a data line connected to the first, second, and third thin film transistors, and a voltage differentiating member to change voltages of the first, second, and third subpixel electrodes, the voltages of the first, second, and third subpixel electrodes being different from each other.
    Type: Application
    Filed: August 30, 2011
    Publication date: December 22, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-Sung UM, Hoon KIM, Hye-Ran YOO, Jae-Jin LYU, Seung-Beom PARK
  • Publication number: 20110310323
    Abstract: In a thin film transistor, first and second thin film transistors are connected to an Nth gate line and an Mth data line, and first and second sub pixel electrodes are connected to the first and second thin film transistors, respectively. A third thin film transistor includes a gate electrode connected to an (N+1)th gate line, a semiconductor layer overlapping with the gate electrode, a source electrode connected to the second sub pixel electrode and partially overlapping with the gate electrode, and a drain electrode facing the source electrode. A first auxiliary electrode is connected to the drain electrode and arranged on the same layer as the first and second sub pixel electrodes. An opposite electrode is arranged on the same layer as the gate line and at least partially overlaps with the first auxiliary electrode with at least one insulating layer disposed therebetween.
    Type: Application
    Filed: August 24, 2011
    Publication date: December 22, 2011
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Sung UM, Hoon KIM, Hye-Ran YOU, Jae-Jin LYU, Seung-Beom PARK
  • Patent number: 8081263
    Abstract: A display apparatus including a plurality of gate lines, a data line intersecting the plurality of gate lines; a first pixel unit connected with a n-th gate line of the plurality of gate lines and the data line. A second pixel unit connected with a (n+1)-th gate line of the plurality of gate lines; and a coupling capacitor disposed between the first pixel unit and the second pixel unit, wherein the first pixel unit comprises a first liquid crystal capacitor and a first thin film transistor (TFT), the second pixel unit comprises a second liquid crystal capacitor and a second thin film transistor (TFT), and a source electrode and a drain electrode of the second TFT are connected with both electrodes of the coupling capacitor, respectively.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: December 20, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hye-ran You, Yoon-sung Um, Jae-jin Lyu, Seung-beom Park, Jin-won Park, Hoon Kim