Patents by Inventor Su-Yeon Sim

Su-Yeon Sim 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: 9837021
    Abstract: An organic light emitting display device includes an (i?1)th pixel, an i-th pixel, and an (i+1)th pixel, each including an organic light emitting diode and a driving transistor to control a driving current flowing through the organic light emitting diode. A first node of the i-th pixel, to which a control electrode of the driving transistor of the i-th pixel is connected, is initialized to an initialization voltage in synchronization with an (i?1)th scan signal applied to the i-th pixel, and an anode of the organic light emitting diode of the i-th pixel is initialized to the initialization voltage in synchronization with an i-th scan signal applied to the (i+1)th pixel.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: December 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeongho Lee, Dohyun Kwon, Su-Yeon Sim, Ju-Won Yoon, Gichang Lee, Seungmin Lee, Iljeong Lee, Choongyoul Im
  • Patent number: 9671700
    Abstract: A digital exposure device including a GLV or a DMD. The digital exposure device also includes: a stage to support and move a substrate in a scan direction; an optical system disposed between the stage and the GLV or the DMD, to form a pattern on the substrate by modulating light received from the GLV or the DMD; and a control unit to control the a width of the pattern by a unit, the unit being obtained by dividing the width of the pattern by a natural number m, in the second direction.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: June 6, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: ChangHoon Kim, JaeHyuk Chang, Su-Yeon Sim, KiBeom Lee, HiKuk Lee, Sanghyun Lee
  • Patent number: 9383651
    Abstract: In an aspect, a grating light valve module including: a substrate; and a plurality of ribbons disposed on the substrate, wherein each of the ribbons includes an insulating layer, a conductive layer disposed on the insulating layer, and an anti-oxidation layer disposed on the conductive layer is provided.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: July 5, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hi Kuk Lee, Tsunemitsu Torigoe, Chang Hoon Kim, Ki Beom Lee, Su-Yeon Sim, Sang Hyun Lee
  • Publication number: 20160060527
    Abstract: A color filter composition includes a mill base including a pigment, an initiator, and a solvent. The initiator is a compound including an oxime group and a light absorbance unit, as expressed in Formula 1. In Formula 1, X, Y, and R1 are identical to or different from each other and are independently a C1 to C12 alkyl based group or a phenyl based group. The light absorbance unit includes at least one of an acetophenone based group, a benzoin based group, a benzophenone based group, and a triazine based group.
    Type: Application
    Filed: July 21, 2015
    Publication date: March 3, 2016
    Inventors: Hi Kuk LEE, Tsunemitsu TORIGOE, Chang Hoon KIM, Ki Beom LEE, Su-Yeon SIM, Sang Hyun LEE
  • Publication number: 20160062180
    Abstract: A color filter composition includes a mill base including a pigment, an initiator, and a solvent. The initiator is a compound including an oxime group and a light absorbance unit, as expressed in Formula 1. In Formula 1, X, Y, and R1 are identical to or different from each other and are independently a C1 to C12 alkyl based group or a phenyl based group. The light absorbance unit includes at least one of an acetophenone based group, a benzoin based group, a benzophenone based group, and a triazine based group.
    Type: Application
    Filed: July 21, 2015
    Publication date: March 3, 2016
    Inventors: Hi Kuk LEE, Tsunemitsu TORIGOE, Chang Hoon KIM, Ki Beom LEE, Su-Yeon SIM, Sang Hyun LEE
  • Patent number: 9245908
    Abstract: A method of manufacturing a thin film transistor (TFT) array substrate is disclosed. In one aspect, the method includes forming an active layer on a substrate, forming a first insulating layer on the substrate to cover the active layer, and forming a first gate electrode on the first insulating layer in an area corresponding to the active layer, doping the active layer with ion impurities, forming a second insulating layer on the first insulating layer to cover the first gate electrode, performing an annealing process on the active layer, forming a lower electrode of a capacitor on the second insulating layer, forming a third insulating layer on the second insulating layer to cover the lower electrode, wherein the third insulating layer has a dielectric constant that is greater than those of the first and second insulating layers, and forming an upper electrode of the capacitor on the third insulating layer.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: January 26, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeong-Ho Lee, Su-Yeon Sim, Ju-Won Yoon, Seung-Min Lee, Wang-Woo Lee, Il-Jeong Lee, Jung-Kyu Lee, Choong-Youl Im
  • Publication number: 20150379930
    Abstract: An organic light emitting display device includes an (i?1)th pixel, an i-th pixel, and an (i+1)th pixel, each including an organic light emitting diode and a driving transistor to control a driving current flowing through the organic light emitting diode. A first node of the i-th pixel, to which a control electrode of the driving transistor of the i-th pixel is connected, is initialized to an initialization voltage in synchronization with an (i?1)th scan signal applied to the i-th pixel, and an anode of the organic light emitting diode of the i-th pixel is initialized to the initialization voltage in synchronization with an i-th scan signal applied to the (i+1)th pixel.
    Type: Application
    Filed: June 12, 2015
    Publication date: December 31, 2015
    Inventors: Jeongho Lee, Dohyun Kwon, Su-Yeon Sim, Ju-Won Yoon, Gichang Lee, Seungmin Lee, Iljeong Lee, Choongyoul Im
  • Publication number: 20150171153
    Abstract: An organic light emitting display device includes a substrate, an active layer on the substrate, a first insulating layer on the substrate and the active layer, a gate electrode on the first insulating layer, a second insulating layer on and patterned to expose the first insulating layer, a source and a drain electrode on the second insulating layer and in contact with the active layer via contact holes in the second and the first insulating layers, a first electrode on the first insulating layer such that the first electrode is in contact with the source or the drain electrode, and including a transparent conductive layer and a transflective conductive layer, a third insulating layer on the second insulating layer, and patterned to expose the first electrode, an organic thin film layer on the exposed first electrode, and a second electrode on the organic thin film layer.
    Type: Application
    Filed: November 6, 2014
    Publication date: June 18, 2015
    Inventors: Ju-Won Yoon, Seung-Min Lee, Il-Jeong Lee, Jeong-Ho Lee, Choong-Youl Im, Su-Yeon Sim
  • Patent number: 9023558
    Abstract: Exemplary embodiments of the present invention relate to a photoresist composition and method of forming a color filter using the same. A photoresist composition according to an exemplary embodiment includes about 5% by weight to about 10% by weight of a binder resin, about 5% by weight to about 10% by weight of a monomer, about 1% by weight to about 15% by weight of a photo initiator configured to be activated a light having a peak wavelength from about 400 nm to about 410 nm, about 1% by weight to about 10% by weight of a pigment, about 0.01% by weight to about 1% by weight of a pigment dispersing agent, and a solvent.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Beom Lee, Su-Yeon Sim, Jae-Hyuk Chang, Chang-Hoon Kim, Hi-Kuk Lee
  • Patent number: 9025132
    Abstract: A digital exposure apparatus includes a displaceable stage, a light source part, a digital micro mirror part and a micro lens part. A substrate is disposed on the stage. The light source part generates a first light. The digital micro mirror part is disposed over the stage. The digital micro mirror part includes a plurality of digital micro mirrors. The digital micro mirror converts the first light into one or more second light beams. The micro lens part is disposed between the stage and the digital micro mirror part and includes a plurality of micro lenses. The micro lenses convert the one or more second light beams into one or more third light beams which are irradiated upon the substrate. The third light has an oval cross sectional shape.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Yun, Cha-Dong Kim, Jung-In Park, Su-Yeon Sim, Hi-Kuk Lee
  • Patent number: 8980528
    Abstract: A photoresist composition including: about 5% by weight to about 10% by weight of a binder resin; about 5% by weight to about 10% by weight of a photo-polymerization monomer; about 1% by weight to about 5% by weight of a photo initiator, which is activated by a light having a peak wavelength from about 400 nm to about 410 nm; about 5% by weight to about 10% by weight of a black-coloring agent, each based on a total weight of the photoresist composition; and a solvent.
    Type: Grant
    Filed: February 12, 2013
    Date of Patent: March 17, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Beom Lee, Chang-Hoon Kim, Su-Yeon Sim, Sang-Hyn Lee, Hi-Kuk Lee
  • Patent number: 8975630
    Abstract: An organic light emitting diodes display includes: a switching thin film transistor and a driving thin film transistor connected to the switching thin film transistor, wherein the driving thin film transistor includes a driving semiconductor layer section, a first gate insulating layer covering the driving semiconductor layer section, a floating gate electrode disposed on the first gate insulating layer, a second gate insulating layer covering the floating gate electrode, and a driving gate electrode disposed on the second gate insulating layer and at a position corresponding to the floating gate electrode, wherein the second gate insulating layer has a permittivity in the range of about 10 to about 100.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: March 10, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ju-Won Yoon, Su-Yeon Sim, Seung Min Lee, Il Jeong Lee, Jeong Ho Lee, Choong Youl Im, Jin Sung An
  • Patent number: 8968983
    Abstract: A photoresist composition, a method of forming a pattern using the photoresist composition, and a method of manufacturing a display substrate are disclosed. A photoresist composition includes an alkali-soluble resin, a quinone diazide-based compound, a multivalent phenol-based compound, and a solvent. Therefore, photosensitivity for light having a wavelength in a range of about 392 nm to about 417 nm may be improved, and reliability of forming a photo pattern and a thin film pattern using the photoresist composition may be improved.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: March 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Cha-Dong Kim, Sang Hyun Yun, Jung-In Park, Su-Yeon Sim, Hi-Kuk Lee, Sang-Tae Kim, Yong-Il Kim, Shi-Jin Sung, Eun-Sang Lee, Sung-Yeol Jin
  • Publication number: 20150048320
    Abstract: A method of manufacturing a thin film transistor (TFT) array substrate is disclosed. In one aspect, the method includes forming an active layer on a substrate, forming a first insulating layer on the substrate to cover the active layer, and forming a first gate electrode on the first insulating layer in an area corresponding to the active layer, doping the active layer with ion impurities, forming a second insulating layer on the first insulating layer to cover the first gate electrode, performing an annealing process on the active layer, forming a lower electrode of a capacitor on the second insulating layer, forming a third insulating layer on the second insulating layer to cover the lower electrode, wherein the third insulating layer has a dielectric constant that is greater than those of the first and second insulating layers, and forming an upper electrode of the capacitor on the third insulating layer.
    Type: Application
    Filed: April 2, 2014
    Publication date: February 19, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jeong-Ho Lee, Su-Yeon Sim, Ju-Won Yoon, Seung-Min Lee, Wang-Woo Lee, Il-Jeong Lee, Jung-Kyu Lee, Choong-Youl Im
  • Publication number: 20150008395
    Abstract: An organic light emitting diodes display includes: a switching thin film transistor and a driving thin film transistor connected to the switching thin film transistor, wherein the driving thin film transistor includes a driving semiconductor layer section, a first gate insulating layer covering the driving semiconductor layer section, a floating gate electrode disposed on the first gate insulating layer, a second gate insulating layer covering the floating gate electrode, and a driving gate electrode disposed on the second gate insulating layer and at a position corresponding to the floating gate electrode, wherein the second gate insulating layer has a permittivity in the range of about 10 to about 100.
    Type: Application
    Filed: December 11, 2013
    Publication date: January 8, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Ju-Won YOON, Su-Yeon SIM, Seung Min LEE, Il Jeong LEE, Jeong Ho LEE, Choong Youl IM, Jin Sung AN
  • Patent number: 8902414
    Abstract: An exposure system includes an exposure apparatus, a mask, a test pattern portion and a uniformity measuring part. The exposure apparatus includes a first module and a second module. The first and second modules each emit light and are overlapped in an overlapping area. The mask includes a plurality of transmission portions which are spaced apart from each other. Each of the transmission portions has a width less than a width of the overlapping area. The test pattern portion includes a plurality of test patterns which are patterned by using the light transmitted through the transmission portions of the mask. The uniformity measuring part measures a uniformity of the test patterns.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: December 2, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-In Park, Cha-Dong Kim, Su-Yeon Sim, Sang-Hyun Yun, Hi-Kuk Lee
  • Publication number: 20140340662
    Abstract: In an aspect, a grating light valve module including: a substrate; and a plurality of ribbons disposed on the substrate, wherein each of the ribbons includes an insulating layer, a conductive layer disposed on the insulating layer, and an anti-oxidation layer disposed on the conductive layer is provided.
    Type: Application
    Filed: February 25, 2014
    Publication date: November 20, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hi Kuk Lee, Tsunemitsu Torigoe, Chang Hoon Kim, Ki Beom Lee, Su-Yeon Sim, Sang Hyun Lee
  • Publication number: 20140300881
    Abstract: A digital exposure device including a GLV or a DMD. The digital exposure device also includes: a stage to support and move a substrate in a scan direction; an optical system disposed between the stage and the GLV or the DMD, to form a pattern on the substrate by modulating light received from the GLV or the DMD; and a control unit to control the a width of the pattern by a unit, the unit being obtained by dividing the width of the pattern by a natural number m, in the second direction.
    Type: Application
    Filed: September 4, 2013
    Publication date: October 9, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: ChangHoon KIM, JaeHyuk CHANG, Su-Yeon SIM, KiBeom LEE, HiKuk LEE, Sanghyun LEE
  • Patent number: 8847223
    Abstract: A method of forming a photosensitive pattern on a substrate with a photosensitive layer disposed thereon may include moving at least one of the substrate and a set of micro-mirrors in a first direction, the set of micro-mirrors being disposed above the substrate and being arranged as an array, the array having a first edge extending in a second direction, the second direction being at an acute angle with respect to the first direction. The method may also include selectively turning on one or more micro-mirrors of the set of micro-mirrors according to a position of the set of micro-mirrors relative to the photosensitive layer, thereby irradiating one or more spot beams on the photosensitive layer. The photosensitive layer exposed by the spot beams is developed to form a photosensitive pattern having an edge portion extending in a third direction crossing the first and second directions.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: September 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-In Park, Su-Yeon Sim, Sang-Hyun Yun, Cha-Dong Kim, Hi-Kuk Lee
  • Patent number: 8802356
    Abstract: A method for manufacturing a photosensitive film pattern includes: forming a thin film on a substrate; forming a photosensitive film on the thin film; arranging an exposure apparatus including a photo-modulation element on the photosensitive film; exposing the photosensitive film using the exposure apparatus according to an exposure pattern of the photo-modulation element; and developing the exposed photosensitive film to form a photosensitive film pattern. The exposure pattern includes a main pattern of a quadrangular shape and a at least one assistance pattern positioned at a corner of the main pattern. The photosensitive film pattern has a quadrangular shape with a long edge and a short edge, and a corner with a curved surface having a curvature radius of 20% to 40% of a length of the short edge.
    Type: Grant
    Filed: December 2, 2011
    Date of Patent: August 12, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Hyun Yun, Cha-Dong Kim, Jung-In Park, Hi Kuk Lee, Su-Yeon Sim