Patents by Inventor Yu-Jin Kim

Yu-Jin Kim 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: 20160209700
    Abstract: A curved display device includes: a substrate including a display area; a plurality of thin film transistors disposed on the substrate; a plurality of pixel electrodes respectively connected to the plurality of thin film transistors; a liquid crystal layer disposed on the pixel electrodes and filling a plurality of microcavities; a common electrode facing the plurality of pixel electrodes and separated with the plurality of microcavities; and a roof layer formed on the common electrode. The plurality of microcavities are formed in a matrix form including a plurality of columns and rows, and the display area includes an edge portion and a center portion. A first height of the plurality of microcavities formed at the edge portion of the display area is lower than that a second height of the plurality of microcavities formed at the center portion of the display area.
    Type: Application
    Filed: January 13, 2016
    Publication date: July 21, 2016
    Inventors: Kwang Soo BAE, Yu Jin KIM, Taimei KODAIRA
  • Publication number: 20160209572
    Abstract: The present invention provides a quantum dot panel, including: a first substrate; a plurality of first cavities formed on the first substrate, so that adjacent ones of the cavities are separated from each other; a first roof layer covering the cavities so as to at least partially define the cavities; quantum dots contained in the first cavities; and a distribution layer in which the quantum dots are distributed and which is disposed within the first cavities. The quantum dot panel according to exemplary embodiments of the present invention includes quantum dots contained within predetermined structures formed on the substrate, thereby improving reliability of the quantum dot panel and simplifying the manufacturing process thereof.
    Type: Application
    Filed: November 3, 2015
    Publication date: July 21, 2016
    Inventors: Don Chan CHO, Nam Seok ROH, Yu Jin KIM, Sang Ji PARK
  • Patent number: 9396696
    Abstract: A liquid crystal display (“LCD”) device includes a display panel, a data driving part, and at least one first light-blocking part and at least one second light-blocking part. The display panel includes a plurality of pixels and a plurality of data lines. The pixels are arranged in a column direction and a row direction. At least one of the data lines extends in a zigzag shape along the column direction to be discontinuously disposed between two adjacent columns of the pixels. The at least one data line is electrically connected to two of the pixels that are adjacent in the row direction. The second light-blocking part is thinner than the first light-blocking part. The first light-blocking part and the second light-blocking are repeatedly disposed on an area between two adjacent columns of the pixels. The data driving part applies a data signal to the data lines.
    Type: Grant
    Filed: August 23, 2010
    Date of Patent: July 19, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Man Kim, Hong-Woo Lee, Chang-Ho Lee, Eung-Gyu Lee, Yu-Jun Kim, Yu-Jin Kim, Jin-Suk Seo, Byung-Su Oh
  • Patent number: 9389469
    Abstract: A display device includes: a common voltage line formed on a display unit and at an outer side of the display unit; a first insulating layer formed on a thin film transistor on the display unit; a pixel electrode formed on the first insulating layer; a liquid crystal layer including a plurality of microcavities formed on the pixel electrode; a common electrode spaced apart from the pixel electrode with the liquid crystal layer interposed therebetween; the common electrode contacting the common voltage line at the outer side of the display unit through a contact hole; a second insulating layer formed on the common electrode; a roof layer formed on the second insulating layer; an injection hole formed on the common electrode, second insulating layer, and roof layer; and an overcoat formed on the roof layer covering the injection hole and sealing the microcavity, wherein the roof layer covers the contact hole.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: July 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Won Tae Kim, Yu Jin Kim, Seon Uk Lee, Kyung Tae Chae
  • Publication number: 20160195787
    Abstract: A display device includes: display and peripheral regions, the peripheral region including: a first wire on a first insulating layer; a passivation layer on the first insulating layer, exposing a portion of the first wire; a light blocking member on the passivation layer, a first hole therein exposing the portion of the first wire; a second insulating layer on the light blocking member, a second hole therein exposing the portion of the first wire; a third insulating layer on the second insulating layer, covering sides of the light blocking member and the second insulating layer at the first and second holes; and a second wire on the third insulating layer, in contact with the first wire.
    Type: Application
    Filed: September 30, 2015
    Publication date: July 7, 2016
    Inventors: Yu Jin KIM, You Young JIN
  • Publication number: 20160124260
    Abstract: A curved liquid crystal display and a method of manufacturing it are presented. The display includes: a substrate having a central portion; a thin film transistor disposed on the substrate; a pixel electrode connected to the thin film transistor; and a roof layer disposed to face the pixel electrode; and a liquid crystal layer disposed between the pixel electrode and the roof layer and formed by a plurality of microcavities, wherein the microcavities hold a liquid crystal material, wherein a difference between a maximum cell gap and a minimum cell gap in each of the microcavities increases with distance from the central portion of the substrate.
    Type: Application
    Filed: August 20, 2015
    Publication date: May 5, 2016
    Inventors: Kwang Soo BAE, Yu Jin KIM, Sang Il KIM, Kyung Tae CHAE
  • Publication number: 20150376321
    Abstract: Disclosed are a method for preparing a conjugated diene polymer including synthesizing an initiator having an anionic end containing an amine and a cationic end containing an alkali metal, polymerizing a combination of an aromatic vinyl monomer using the initiator to synthesize a polymer having a modified end, coupling or reacting the polymer with a compound having at least one silyl group substituted by an alkoxy group and a nitrogen atom to prepare a modified conjugated diene polymer having one end containing amine and the other end containing silyl group substituted by one or more alkoxy group and a nitrogen atom, and a rubber composition comprising the conjugated diene polymer and silica as a reinforcing agent and thus exhibiting superior heat generation, tensile strength, abrasion resistance and wet skid resistance.
    Type: Application
    Filed: March 27, 2014
    Publication date: December 31, 2015
    Inventors: Ro Mi LEE, Sang Mi LEE, Heung Yeal CHOI, Yu Jin KIM, Moon Seok CHUN
  • Publication number: 20150378208
    Abstract: A display device includes a substrate, a thin film transistor, a pixel electrode, a roof layer, a plurality of microcavities, a groove, liquid crystal molecules, and an encapsulation layer. The thin film transistor is disposed on the substrate. The pixel electrode is connected to the thin film transistor. The roof layer is disposed on the pixel electrode so as to be spaced apart from the pixel electrode while interposing the plurality of microcavities. The groove is formed in a first surface of the roof layer. The liquid crystal molecules are disposed in the microcavities. The encapsulation layer is disposed on the roof layer and seals the liquid crystal molecules in the microcavities.
    Type: Application
    Filed: January 13, 2015
    Publication date: December 31, 2015
    Inventors: Yu Jin KIM, Won Tae KIM, Kyung Tae CHAE
  • Publication number: 20150346561
    Abstract: A display device includes: a common voltage line formed on a display unit and at an outer side of the display unit; a first insulating layer formed on a thin film transistor on the display unit; a pixel electrode formed on the first insulating layer; a liquid crystal layer disposed in a microcavity formed on the pixel electrode; a common electrode spaced apart from the pixel electrode with the liquid crystal layer interposed therebetween; the common electrode contacting the common voltage line at the outer side of the display unit through a contact hole; a second insulating layer formed on the common electrode; a roof layer formed on the second insulating layer; an injection hole formed on the common electrode, second insulating layer, and roof layer; and an overcoat formed on the roof layer covering the injection hole and sealing the microcavity, wherein the roof layer covers the contact hole.
    Type: Application
    Filed: October 21, 2014
    Publication date: December 3, 2015
    Inventors: Won Tae KIM, Yu Jin KIM, Seon Uk LEE, Kyung Tae CHAE
  • Publication number: 20150295010
    Abstract: This technology provides an electronic device and a method of fabricating the same. An electronic device in accordance with an implementation of this document includes a transistor comprising a semiconductor substrate including an active region defined by an isolation layer; and a gate which is formed over the active region and the isolation layer and extends in a first direction to cross the active region, wherein the active region includes a head portion towering over the isolation layer, a body portion disposed under the head portion, and a neck portion which is disposed between the head portion and the body portion and is recessed compared to the head portion and the body portion in the first direction, in a region where the gate and the active region overlap with each other.
    Type: Application
    Filed: October 8, 2014
    Publication date: October 15, 2015
    Inventor: Yu-Jin Kim
  • Patent number: 9140939
    Abstract: A manufacturing method of a liquid crystal display includes forming a sacrificial layer on a liquid crystal panel, forming an etch stop layer on the sacrificial layer, forming a photo resist pattern on the etch stop layer, completing the etch stop layer using the photo resist pattern as a mask, ashing the photo resist pattern and the sacrificial layer by using the completed etch stop layer as a mask, forming a microcavity by removing a portion of the sacrificial layer and forming a liquid crystal layer in the microcavity.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: September 22, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seon Uk Lee, Won Tae Kim, Yu Jin Kim, Woo Jae Lee, Kyung-Tae Chae
  • Patent number: 9034916
    Abstract: The present invention relates to: a pharmaceutical composition or a Nurr1 activating composition for the prevention or treatment of a neurodegenerative disease or a disease induced by impaired Nurr1 function, wherein the composition comprises an active ingredient in the form of genkwanin N or yuanhuacine, a Daphne genkwa extract comprising one or more of the above compounds, or a fraction thereof; or a functional food additive for preventing or alleviating a neurodegenerative disease or a disease induced by impaired Nurr1 function, wherein the additive comprises genkwanin N or yuanhuacine, a Daphne genkwa extract comprising one or more of the above compounds, or a fraction thereof; and a method for the prevention or treatment of a neurodegenerative disease or a disease induced by impaired Nurr1 function, wherein the method comprises the step of administering the pharmaceutical composition.
    Type: Grant
    Filed: November 28, 2011
    Date of Patent: May 19, 2015
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Won Gon Kim, Baek Soo Han, Kyoung Shim Kim, Kwang Soo Kim, Young Mi Kang, Yu Jin Kim, Chun Hyung Kim, Mi Jin Sohn, Hoe Yune Jung
  • Publication number: 20150132709
    Abstract: Disclosed is a tooth whitening apparatus including: a mouthpiece to which a gel for applying hydrogen peroxide is applied; a lamp unit disposed at an inner tip of a grip case to whiten teeth by using light; a secondary battery disposed on a lower side of a PCB control board inside the grip case; a vibration device disposed at an upper side of the grip case to be operated by an on-off switch; and a USB port charging unit disposed at a rear side of the grip case to charge the secondary battery.
    Type: Application
    Filed: May 14, 2013
    Publication date: May 14, 2015
    Inventors: Chang Man Park, Sungwon Yi, Junoh Kim, Chan Ki Lee, Chanho Kim, Youngeun Sung, Sangkyun Chae, Yu-jin Kim
  • Publication number: 20150002801
    Abstract: The present invention relates to a liquid crystal display including: an insulating substrate; and a plurality of pixels arranged in a matrix shape over the insulating substrate. The pixels include a display pixel disposed in a display region and a dummy pixel disposed in a dummy region, the dummy region is disposed outside the display region, and the display pixel includes a liquid crystal layer injected into a microcavity.
    Type: Application
    Filed: May 30, 2014
    Publication date: January 1, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Yu Jin KIM, Seon Uk LEE, Tae Woo LIM, Don Chan CHO, Kyung Tae CHAE
  • Patent number: 8896519
    Abstract: An electrophoretic display according to an exemplary embodiment of the present invention may include: a first substrate, a first electrode formed on the first substrate, a second electrode spaced apart from the first electrode, a second substrate facing the first substrate, and a plurality of charged particles arranged between the first substrate and the second substrate, pairs of the charged particles having different polarities. Each charged particle has at least two threshold voltages, where the threshold voltages are voltage magnitudes below which a voltage applied across the first and second electrodes does not move the associated charged particle. The pixels may represent any one of colors such as red, green, blue, white, and black by including two charged particles of different colors in one pixel and changing the attractive and repulsive force threshold voltages of each of two charged particles of different colors contained in the pixel.
    Type: Grant
    Filed: August 26, 2010
    Date of Patent: November 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seok-Joon Hong, Nam-Seok Roh, Tae-Hyung Hwang, Hyung-Il Jeon, Yu-Jin Kim
  • Patent number: 8802246
    Abstract: A light emitting polymer includes a phosphorescence unit and a fluorescence unit. An organic light emitting device includes the light emitting polymer. The light emitting polymer can emit light of two or more colors according to a phosphorescent and fluorescent mechanisms, and thus the organic light emitting device including the light emitting polymer can have long lifetime, high brightness and excellent efficiency, and emit white light.
    Type: Grant
    Filed: October 19, 2007
    Date of Patent: August 12, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jhun-Mo Son, Young-Hun Byun, Yu-Jin Kim, O-Hyun Kwon, Young-Mok Son
  • Patent number: 8742855
    Abstract: Disclosed herein is a feed-forward ring oscillator. The feed-forward ring oscillator includes a plurality of delay cells for receiving a first differential input signal pair and a second differential input signal pair, and outputting a differential output signal pair. The delay cells are connected in a ring shape. Each of the delay cells receives a differential output signal pair of a delay cell of a previous stage as a first differential input signal pair and receives a differential output signal pair of a delay cell of a stage before the previous stage as a second differential input signal pair. Each of the delay cells comprises multiple independent gate field-effect transistors.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: June 3, 2014
    Assignee: EWHA University-Industry Collaboration Foundation
    Inventors: Hyung Soon Shin, Sung Min Park, Na Rae Jeong, Ji Sook Yun, Yu Jin Kim
  • Publication number: 20140142173
    Abstract: The present invention relates to: a pharmaceutical composition or a Nurr1 activating composition for the prevention or treatment of a neurodegenerative disease or a disease induced by impaired Nurr1 function, wherein the composition comprises an active ingredient in the form of genkwanin N or yuanhuacine, a Daphne genkwa extract comprising one or more of the above compounds, or a fraction thereof; or a functional food additive for preventing or alleviating a neurodegenerative disease or a disease induced by impaired Nurr1 function, wherein the additive comprises genkwanin N or yuanhuacine, a Daphne genkwa extract comprising one or more of the above compounds, or a fraction thereof; and a method for the prevention or treatment of a neurodegenerative disease or a disease induced by impaired Nurr1 function, wherein the method comprises the step of administering the pharmaceutical composition.
    Type: Application
    Filed: November 28, 2011
    Publication date: May 22, 2014
    Inventors: Won Gon Kim, Baek Soo Han, Kyoung Shim Kim, Kwang Soo Kim, Young Mi Kang, Yu Jin Kim, Chun Hyung Kim, Mi Jin Sohn, Hoe Yune Jung
  • Patent number: 8729551
    Abstract: A flat panel display includes; a first substrate, a white reflective layer disposed on the first substrate, a pixel electrode disposed on the white reflective, a second substrate disposed facing the first substrate, a common electrode disposed on the second substrate, and an electrooptic layer disposed between the pixel electrode and the common electrode, wherein the white reflective layer includes at least one of TiO2 and BaSO4.
    Type: Grant
    Filed: March 2, 2011
    Date of Patent: May 20, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Nam-Seok Roh, Jung-Woo Park, Dae-Jin Park, Yu-Jin Kim, Joo-Han Bae, Tae-Hyung Hwang, Seok-Joon Hong
  • Publication number: 20140104533
    Abstract: A manufacturing method of a liquid crystal display includes forming a sacrificial layer on a liquid crystal panel, forming an etch stop layer on the sacrificial layer, forming a photo resist pattern on the etch stop layer, completing the etch stop layer using the photo resist pattern as a mask, ashing the photo resist pattern and the sacrificial layer by using the completed etch stop layer as a mask, forming a microcavity by removing a portion of the sacrificial layer and forming a liquid crystal layer in the microcavity.
    Type: Application
    Filed: March 6, 2013
    Publication date: April 17, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seon Uk Lee, Won Tae Kim, Yu Jin Kim, Woo Jae Lee, Kyung-Tae Chae