Patents by Inventor Chul Huh

Chul Huh 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: 10067393
    Abstract: An exemplary embodiment of the present system and method provides a thin film display panel including: an insulation substrate configured to include a red area, a blue area, a green area, and a white area; a gate line and a data line disposed on the insulation substrate; a step compensating member disposed in the white area on the insulation substrate; a red color filter, a green color filter, and a blue color filter respectively disposed at the red area, the blue area, and the green area on the insulation substrate; a planarization layer configured to cover the red color filter, the green color filter, the blue color filter, and the step compensating member; and a plurality of pixel electrodes formed on the planarization layer.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: September 4, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soo Hye Ryu, Yun Ho Lee, Yui Ku Lee, Chul Huh
  • Patent number: 10054547
    Abstract: Disclosed is an integral label-free biosensor capable of analyzing a biomolecule with high sensitivity by integrating a light source, a photodetector, an optical waveguide, and a microcantilever on a substrate, and a method of detecting a bio-antigen by using the same. The integral label-free biosensor according to the present invention may be manufactured with low cost, be easily integrated with a silicon electron device, and detect a biomolecule with high sensitivity by using a label-free method.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: August 21, 2018
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Chul Huh, Sang Hyeob Kim, Byoung Jun Park, Eun Hye Jang, Myung Ae Chung
  • Patent number: 10042214
    Abstract: A manufacturing method of a liquid crystal display includes forming display pixels which display an image and dummy pixels which do not display the image on a lower substrate including a display area and a non-display area positioned in at least one side outside the display area, coating a light blocking member material layer on a first dead space area adjacent to the display area and having a dummy area where the dummy pixels are positioned, a second dead space area adjacent to the first dead space area, and a third dead space area adjacent to the second dead space area in the non-display area, and forming first to third light blocking members through exposure by using an optical mask in which at least two or more halftone regions and a full-tone region are mixed.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: August 7, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang Hun Kwak, Hye Ran Mun, Chul Huh
  • Patent number: 10031375
    Abstract: A display device array substrate includes first and second light blocking regions, a first insulation layer disposed on the first light blocking region, a second insulation layer disposed on the second light blocking region, a light blocking member including a first part disposed on the first light blocking region and the first insulation layer, a second part disposed on the second light blocking region and the second insulation layer, and a third part disposed on a boundary between the first and second light blocking regions. A minimum height from an upper surface of the first insulation substrate to an upper surface of the third part is lower than a minimum height from the upper surface of the first insulation substrate to an upper surface of the first part and a minimum height from the upper surface of the first insulation substrate to an upper surface of the second part.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: July 24, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Kyu Joo, Jang Wi Ryu, Chul Huh
  • Publication number: 20180197921
    Abstract: A display device, in which a first pixel and a second pixel are defined, includes: a display panel including a base substrate and a light-emitting element disposed on the base substrate; a color filter layer disposed over the display panel and including a first color filter disposed in the first pixel and a second color filter disposed in the second pixel; and a first organic layer disposed over the display panel, and including a pigment or a dye. The first pixel displays a first color, and the second pixel displays a second color different from the first color. The organic layer is integrally formed over the first pixel and the second pixel.
    Type: Application
    Filed: November 1, 2017
    Publication date: July 12, 2018
    Inventors: Su Jeong KIM, Yui Ku LEE, Chul HUH
  • Publication number: 20180156755
    Abstract: Provided is an apparatus for detecting biomaterial and method of detecting biomaterial. The method include providing a sample including a fluorescent material and a biomaterial on one surface of an ultrasound receiving unit, and measuring an ultrasonic wave generated by the fluorescent material by emitting light to the sample.
    Type: Application
    Filed: December 1, 2017
    Publication date: June 7, 2018
    Inventors: Eun-Ju JEONG, Bong Kyu KIM, Kwang Hyo CHUNG, Soo Jun PARK, Hyun Woo SONG, Joo Yong SIM, Chang-Geun AHN, Chul HUH
  • Patent number: 9989683
    Abstract: A color filter comprises a red color filter, a green color filter, and a blue color filter, wherein the green color filter comprises a cyan pigment satisfying the following equation: A ? ? 2 A ? ? 1 = 0 where A1 denotes the absorbance of the cyan pigment in a wavelength range of about 600 nm to about 700 nm and A2 denotes the absorbance of the cyan pigment in a wavelength range of about 450 nm to about 500 nm.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: June 5, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Jin Kim, Su Jeong Kim, Dae Won Lee, Woo Man Ji, Chul Huh
  • Publication number: 20180088403
    Abstract: A display device includes a base portion including a pixel area including a light-transmitting area and a light-blocking area; a projection portion disposed on the light-blocking area of the base portion and including a first sub-color filter and a second sub-color filter overlapping over an overlap area; a light-blocking member disposed on the projection portion and overlapping the base portion; and a spacing member disposed on the light-blocking member, made of the same material as the light-blocking member and overlapping the projection portion.
    Type: Application
    Filed: June 30, 2017
    Publication date: March 29, 2018
    Inventors: Sun Kyu JOO, Su Jeong KIM, Jang Wi RYU, Yi Seop SHIM, Keun Chan OH, Jae Jin LYU, Jun Woo LEE, Chang Soon JANG, Young Bong CHO, Chul HUH
  • Patent number: 9910314
    Abstract: There are provided a display device having dual color filter patterns and a manufacturing method thereof. The liquid crystal display device includes an array substrate including first color filter patterns, a counter substrate including second color filter patterns, and a liquid crystal layer interposed between the array substrate and the counter substrate, wherein the first color filter patterns and the second color filter patterns include photoresists having different color coordinates.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: March 6, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yun Ho Lee, Jin A Seo, Myung Jin Lee, Chul Huh
  • Patent number: 9904119
    Abstract: A display device includes: a first substrate; a second substrate disposed opposite to the first substrate; a light blocking pattern disposed on the first substrate; and a column spacer which is disposed on the first substrate and maintains a distance between the first substrate and the second substrate, where the light blocking pattern and the column spacer are spaced apart from each other, and the column spacer has an island shape surrounded by the light blocking pattern.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: February 27, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yi Seop Shim, E Su Kim, Hee Ra Kim, Jun Woo Lee, Chang Soon Jang, Chul Huh
  • Patent number: 9891819
    Abstract: A method of inputting characters in a portable terminal is provided. The method includes displaying a plurality of characters on a keyboard, detecting a touch on the keyboard, displaying one character corresponding to a key corresponding to the touch on the keyboard as enlarged relative to other characters upon detecting the touch, displaying the character, which is displayed enlarged when detecting a release of the touch, in a character input area upon detecting a release of the touch on the keyboard, and displaying a plurality of recommended words in a vicinity of the keyboard based on characters which have been inputted so far, at least one of the plurality of recommended words comprising the characters which have been inputted so far.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: February 13, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jung-Chul Huh
  • Patent number: 9835906
    Abstract: A liquid crystal display according to an exemplary embodiment of the present inventive concept includes: a first insulating substrate; a thin film transistor disposed on the first insulating substrate; a light blocking member disposed on the thin film transistor; and a spacer disposed on the light blocking member, wherein the spacer includes a main column spacer and a sub column spacer, and the sub column spacer is disposed between the main column spacer and has a stripe shape which extends in parallel to a gate line of the thin film transistor.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: December 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yi Seop Shim, Hee Ra Kim, Chang Soon Jang, Chul Huh
  • Patent number: 9791748
    Abstract: An exemplary embodiment of the present invention relates to a liquid crystal display having a display area and a non-display area which includes a first substrate and a second substrate facing the first substrate, a layer having a first opening, a spacer disposed in the first opening, and a first light blocking member disposed in the non-display area. The spacer is disposed in the first opening to maintain an interval between the first substrate and the second substrate. The spacer and the first light blocking member include the same material.
    Type: Grant
    Filed: September 16, 2014
    Date of Patent: October 17, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun-Young Chang, Chul Huh, Sang-Hun Lee, Gwan-Soo Kim, Yui-Ku Lee
  • Publication number: 20170255060
    Abstract: A liquid crystal display apparatus includes a first substrate, a color filter substrate disposed over the first substrate, and a liquid crystal layer disposed between the first substrate and the color filter substrate. The first substrate and the color filter substrate include a first sub-pixel region, a second sub-pixel region, and a third sub-pixel region. The color filter substrate includes: a second substrate facing the first substrate; an electrode pattern disposed over a surface of the second substrate, the surface facing the first substrate; a first light-converter disposed in association with the first sub-pixel region, the first light-converter including a first quantum rod; a second light-converter disposed in association with the second sub-pixel region, the second light-converter including a second quantum rod; and a third light-converter disposed in association with the third sub-pixel region.
    Type: Application
    Filed: January 6, 2017
    Publication date: September 7, 2017
    Inventors: Hyunjin KIM, Sujeong Kim, Yiseop Shim, Daewon Lee, Chul Huh
  • Publication number: 20170253741
    Abstract: A dye according to an exemplary embodiment of the present invention includes a compound represented by the following Chemical Formula 1. In Chemical Formula 1, R1, R4, R5, R8, R9, R12, R13, and R16 are each independently Br or Cl, R2, R3, R6, R7, R10, R11, R14, and R15 are each independently any one of a group including Br, Cl, and a hydroxyl group, a group including an —N(H)n group, and a group including an —SH group, n is 1 to 3, and at least one of the R2, R3, R6, R7, R10, R11, R14, and R15 is any one of a group including a hydroxyl group, a group including an —N(II)n group, and a group including an —SH group.
    Type: Application
    Filed: March 1, 2017
    Publication date: September 7, 2017
    Inventors: HYUN JIN KIM, SU JEONG KIM, DAE WON LEE, MYUNG JIN LEE, CHUL HUH
  • Patent number: 9753194
    Abstract: A display device includes a first substrate, and a second substrate opposing the first substrate and including a color filter layer. The color filter layer includes a red color filter, a green color filter and a blue color filter. The red color filter includes a first fluorescent dye and a first nanoparticle, and illustrates red color. The green color filter includes a second fluorescent dye and a second nanoparticle and illustrates green color. The blue color filter includes a third fluorescent dye and a third nanoparticle and illustrates blue color. Each of the first to third nanoparticles has a non-spherical shape and has maximum extinction at the first wavelength, the second wavelength and the third wavelength. The first wavelength is greater than the second wavelength, and the second wavelength is greater than the third wavelength.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: September 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minsu Lee, Chul Huh
  • Patent number: 9710162
    Abstract: An apparatus and method for inputting a character using a keyboard displayed on a touch screen in a portable terminal. The apparatus and method determines if a touch signal is generated, with the keyboard displayed. Upon generation of the touch signal, a touched character is recognized by analyzing the touch signal. The character is displayed enlarged in a predetermined screen area. It is then determined if the touch has been completed, while the character is displayed enlarged. Upon sensing the touch completion, the character is displayed in a main screen area.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: July 18, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jung-Chul Huh
  • Patent number: 9698174
    Abstract: An array substrate includes a base substrate including a display area and a peripheral area adjacent to the display area, a gate line extending in a first direction, a data line extending in a second direction crossing the gate line, a switching element electrically connected to the gate and data lines, a color filter pattern and a dummy color pattern in the display and peripheral areas, respectively, a pixel electrode on the color filter pattern, and a light blocking pattern including a black matrix pattern partially overlapping the color filter pattern and a black boundary pattern overlapping the dummy color pattern. The black boundary pattern covers the peripheral area and includes a first portion which overlaps the dummy color pattern and a second portion which does not overlap the dummy color pattern. A cross-sectional thickness of the first portion is smaller than that of the second portion.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: July 4, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang-Hun Kwak, Chul Huh
  • Patent number: 9678257
    Abstract: The present disclosure relates to a photosensitive composition for a green color filter. More particularly, the present disclosure relates to a dye for a green color filter which has a high light transmittance; a photosensitive composition including the dye; and a green color filter manufactured using the photosensitive composition.
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: June 13, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyunjin Kim, Sunwoo Kang, Daewon Lee, Chul Huh
  • Patent number: 9678380
    Abstract: A liquid crystal display includes: a substrate including a display region and a non-display region, a light leakage preventing layer disposed on the substrate along the non-display region, a step providing layer disposed on the light leakage preventing layer, and a hydrophobic layer disposed on the step providing layer.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: June 13, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang Hun Kwak, Sang Hun Lee, Chul Huh