Patents by Inventor Jae Hyuk Chang

Jae Hyuk Chang 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: 20220165011
    Abstract: A method for rearranging image cuts of cartoon content is performed by a computing device and includes the steps of loading first content in which a plurality of image cuts are arrayed two-dimensionally; extracting a plurality of cut areas, in which the plurality of image cuts from the first content are positioned, respectively; determining the arrayed order of the plurality of image cuts; and generating second content by rearranging the plurality of cut areas according to the arrayed order.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 26, 2022
    Inventors: Jae Hyuk CHANG, Chan Kyu PARK, Sung Kil LEE, Soon Hyeon KWON, So Young PARK
  • Publication number: 20220092106
    Abstract: A deep learning-based coloring system includes a memory network configured to provide a color feature in response to a specific query and a coloring network configured to perform coloring, based on the color feature generated by the memory network. The memory network includes: a query generation unit configured to generate a query; a neighbor calculation unit configured to calculate k-nearest neighbors, based on similarities between the query and key memory values; a color feature determination unit configured to generate color features for indicating color information stored in the key memory; a threshold triplet loss calculation unit configured to calculate a threshold triplet loss, based on a comparison between a threshold and a distance between the color features; and a memory update unit configured to update a memory, based on whether a distance between a top value and a value of a newly input query is within the threshold.
    Type: Application
    Filed: October 1, 2021
    Publication date: March 24, 2022
    Inventors: Jae Hyuk CHANG, Jae Gul CHOO, Seung Joo YOO, Sung Hyo CHUNG, Ga Young LEE, Hyo Jin BAHNG
  • Patent number: 9835951
    Abstract: Embodiments of the present invention provide a roll-to-roll exposure system having a reference mark array and alignment scope units for precisely measuring the position and orientation of an object on a flexible multilayered circuit film. A roll-to-roll exposure system according to an exemplary embodiment of the present invention includes: a plurality of rolls configured to move a flexible multilayered circuit film having an object positioned thereon; alignment scope units positioned so as to be spaced apart from each other and proximate to the rolls; and at least one exposure unit positioned so as to be spaced proximate to the rolls and spaced apart from sides of the alignment scope units, in which one of the rolls has a reference mark array on its surface.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: December 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hyuk Chang, Sang Hyun Yun, Ki Beom Lee, Hi Kuk Lee
  • Patent number: 9746767
    Abstract: A photoresist composition including 5 wt % to 10 wt % of a binder resin, 5 wt % to 10 wt % of a photopolymerization monomer, 1 wt % to 5 wt % of a photopolymerization initiator comprising an oxime ester-based compound and activated by light in a wavelength range of 400 nm to 410 nm, 5 wt % to 10 wt % of a black coloring agent, and a residual amount of a solvent.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: August 29, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Beom Lee, Hyun-Seok Kim, Hi Kuk Lee, Jae Hyuk Chang
  • Patent number: 9746780
    Abstract: A maskless exposure device includes an exposure head including a digital micro-mirror device and an exposure source, the digital micro-mirror device being configured to reflect a source beam outputted from the exposure source to a substrate and a system controller configured to control the digital micro-mirror device by using a graphic data system file. The graphic data system file includes data regarding patterns to be formed on the substrate. A pattern extending in a direction parallel to a scan direction of the exposure head includes a first pattern portion having a first width that is greater than a target width and a second pattern portion alternately disposed with the first pattern portion and having a second width that is less than the target width.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: August 29, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Seok Kim, Sang-Hyun Yun, Hi-Kuk Lee, Jae-Hyuk Chang, Sang-Hyun Lee, Jung-In Park, Jung-Chul Heo, Kab-Jong Seo, Ki-Beom Lee, Jun-Ho Sim
  • Patent number: 9726982
    Abstract: A maskless exposure device including a light source configured to emit an exposure beam, a light modulation element configured to modulate the exposure beam according to an exposure pattern, a projection optical system configured to transfer a modulated exposure beam to a substrate as a beam spot array, a beam measurement part configured to measure a beam data of the beam spot array, and a compensating mask generator configured to generate a compensating mask by utilizing a measured data of the exposure beam for compensating cumulative illumination, wherein the compensating mask generator is configured to turn off left and right beams of a first selected spot beam selected by the beam data, and then to turn off a second selected spot beam.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: August 8, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hi-Kuk Lee, Jae-Young Jang, Jae-Hyuk Chang, Sang-Don Jang
  • Patent number: 9690204
    Abstract: A maskless exposure device includes an exposure head including a digital micro-mirror device, the digital micro-mirror device being configured to scan an exposure beam to a substrate by reflecting a source beam from an exposure source; and a system control part configured to control the digital micro-mirror device by utilizing a graphic data system file. The graphic data system file includes data for a source electrode, a drain electrode and a channel portion between the source electrode and the drain electrode in a plan view. The channel portion includes a first portion extending in a direction perpendicular to a scan direction of the exposure head. A width of the first portion of the channel portion is defined to be a multiple of a pulse event generation of the exposure beam.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: June 27, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Lee, Hyun-Seok Kim, Jung-Chul Heo, Hi-Kuk Lee, Sang-Hyun Yun, Ki-Beom Lee, Chang-Hoon Kim, Jung-In Park, Kab-Jong Seo, Jun-Ho Sim, Jae-Hyuk Chang
  • Patent number: 9663314
    Abstract: A flexible and continuous substrates-conveying sheet has a plurality of to be processed substrates disposed on or in it. A nondestructive transferring unit includes a plurality of first transferring rolls and a plurality of second transferring rolls. The first transferring rolls make contact with a first surface of the substrates-conveying sheet where that surface can have electrostatically-induced charge formed thereon. Each of the first transferring rolls includes a first central portion charged with a positive electric charge and a first outer portion surrounding the first central portion. The second transferring rolls make contact with the first surface of the substrates-conveying sheet. The second transferring rolls are disposed alternately with the first transferring rolls. Each of the second transferring rolls includes a second central portion charged with a negative electric charge and a second outer portion surrounding the second central portion.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: May 30, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jae-Hyuk Chang
  • Patent number: 9645450
    Abstract: Exemplary embodiments of the invention relate to an alignment apparatus including a source unit providing an electromagnetic signal, a receiving unit detecting the provided electromagnetic signal, and a polarization element positioned between the source unit and the receiving unit and having a transmissive axis fixed in a predetermined direction. A substrate may be positioned between the source unit and the receiving unit, and may be formed with a polarizer including a plurality of metal lines with a minute linear pattern. The luminance or intensity of the electromagnetic signal may be detected by the receiving unit while rotating the substrate.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: May 9, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hyuk Chang, Hi Kuk Lee, Cha-Dong Kim, Sang Hyun Yun, Jung-In Park, Chang Hoon Kim, Ki Beom Lee
  • Patent number: 9594307
    Abstract: An exposure apparatus includes a light source, an illuminating member, a projecting member, a stage, an inspecting member, and an information processing member. The light source is configured to provide a light in accordance with a pulse event generation (PEG) representing a period of light radiation. The illuminating member is configured to change the light into point lights. The projecting member is configured to project the point lights according to a photoresist shape extending in various directions. The point lights are projected on the stage. The inspecting member is configured to inspect a photoresist pattern formed by the projected point lights. The information processing member is configured to analyze different photoresist patterns corresponding to different PEGs to select one PEG from the different PEGs. The one PEG being associated with a minimum error in the various directions.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: March 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Cha-Dong Kim, Hoon Kang, Chang-Hoon Kim, Sang-Hyun Yun, Jung-In Park, Woo-Yong Sung, Ki-Beom Lee, Hi-Kuk Lee, Jae-Hyuk Chang
  • Patent number: 9535333
    Abstract: A maskless exposure device includes a plurality of exposure heads, each exposure head including a digital micro-mirror device configured to scan an exposure beam to a substrate, the exposure heads being disposed in staggered first and second rows, a plurality of reflecting members disposed on side surfaces of the exposure heads and having reflecting surfaces parallel with each other, a light emitting part configured to light to the reflecting members, and a light receiving part configured to receive light via the reflecting members.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: January 3, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kab-Jong Seo, Hi-Kuk Lee, Jae-Hyuk Chang, Ki-Beom Lee
  • Patent number: 9481535
    Abstract: A vacuum roll-to-roll device includes: a first chamber; a second chamber neighboring the first chamber; a shutter disposed between the first chamber and the second chamber; a sealing member attached to the shutter; and a roll-type substrate which moves from the first chamber to the second chamber through the sealing member. A thickness of a lateral side of the roll-type substrate decreases in a direction toward an edge thereof.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: November 1, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Mi Kim, Gug Rae Jo, Jae Hyuk Chang, Seung-Jun Lee, Seung-Min Lee, Dae-Young Lee, Ki-Beom Lee
  • Patent number: 9436098
    Abstract: A maskless exposure device includes an exposure head including a digital micro-mirror device. The digital micro-mirror device is configured to transmit a source beam applied from an exposure source to a substrate. A system control part is configured to control the digital micro-mirror device by using a graphic data system file. The graphic data system file includes data for forming a source electrode, a drain electrode and a channel portion disposed between the source electrode and the drain electrode. The graphic system file includes data for forming the channel portion extending in a diagonal direction with respect to a scan direction of the exposure head.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: September 6, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Chul Heo, Hi-Kuk Lee, Jae-Hyuk Chang, Sang-Hyun Lee, Jung-In Park, Sang-Hyun Yun, Ki-Beom Lee, Hyun-Seok Kim, Kab-Jong Seo, Jun-Ho Sim, Byoung-Min Yun, Sang-Don Jang, Jae-Young Jang, Chang-Hoon Kim
  • Publication number: 20160209756
    Abstract: Embodiments of the present invention provide a roll-to-roll exposure system having a reference mark array and alignment scope units for precisely measuring the position and orientation of an object on a flexible multilayered circuit film. A roll-to-roll exposure system according to an exemplary embodiment of the present invention includes: a plurality of rolls configured to move a flexible multilayered circuit film having an object positioned thereon; alignment scope units positioned so as to be spaced apart from each other and proximate to the rolls; and at least one exposure unit positioned so as to be spaced proximate to the rolls and spaced apart from sides of the alignment scope units, in which one of the rolls has a reference mark array on its surface.
    Type: Application
    Filed: November 5, 2015
    Publication date: July 21, 2016
    Inventors: Jae Hyuk CHANG, Sang Hyun YUN, Ki Beom LEE, Hi Kuk LEE
  • Publication number: 20160202615
    Abstract: A maskless exposure device includes a plurality of exposure heads, each exposure head including a digital micro-mirror device configured to scan an exposure beam to a substrate, the exposure heads being disposed in staggered first and second rows, a plurality of reflecting members disposed on side surfaces of the exposure heads and having reflecting surfaces parallel with each other, a light emitting part configured to light to the reflecting members, and a light receiving part configured to receive light via the reflecting members.
    Type: Application
    Filed: August 26, 2015
    Publication date: July 14, 2016
    Inventors: KAB-JONG SEO, Hi-Kuk Lee, Jae-Hyuk Chang, Ki-Beom Lee
  • Publication number: 20160195764
    Abstract: A display apparatus includes first, second and third substrates, first and second liquid crystal layers, first and second polarizing elements and a phase retarding element. The first substrate includes a first electrode part. The first liquid crystal layer is disposed on the first substrate. The second substrate is disposed on the first liquid crystal layer and includes a color filter and a second electrode part on a first surface and a third electrode part on a second surface. The second liquid crystal layer is disposed on the second substrate. The third substrate is disposed on the second liquid crystal layer and includes a fourth electrode part on a first surface. The first polarizing element is disposed under the first liquid crystal layer. The second polarizing element is disposed over the first liquid crystal layer. The phase retarding element is disposed over the second liquid crystal layer.
    Type: Application
    Filed: March 17, 2016
    Publication date: July 7, 2016
    Inventors: DAE-YOUNG LEE, GUG-RAE JO, JAE-HYUK CHANG, YOUN-GU LEE
  • Publication number: 20160195806
    Abstract: A photoresist composition including 5 wt % to 10 wt % of a binder resin, 5 wt % to 10 wt % of a photopolymerization monomer, 1 wt % to 5 wt % of a photopolymerization initiator comprising an oxime ester-based compound and activated by light in a wavelength range of 400 nm to 410 nm, 5 wt % to 10 wt % of a black coloring agent, and a residual amount of a solvent.
    Type: Application
    Filed: October 13, 2015
    Publication date: July 7, 2016
    Inventors: Ki Beom LEE, Hyun-Seok KIM, Hi Kuk LEE, Jae Hyuk CHANG
  • Patent number: 9367182
    Abstract: Disclosed is a panel operating apparatus. The panel operating apparatus changes a state of a display device electrically connected to a circuit board located below a panel. The panel operating apparatus includes a tact member mounted on the circuit board, and a resilient member electrically connected to a circuit pattern of the circuit board and separated from the panel and the circuit board. The resilient member is selectively brought into contact with the panel or the tact member depending on a degree of pressure applied to the panel, thereby allowing the apparatus to be operated in a tact manner when the apparatus cannot be operated in a touch manner due to individual features of operators or external conditions.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: June 14, 2016
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Hee Jeong Ban, Jae-Hyuk Chang, Hyun-Seok Kim
  • Patent number: 9366975
    Abstract: A stage transferring device invention includes: a transferring stage upon which an object is mounted and which transfers the object in an x-y plane; and a stage position measuring device. The stage position measuring device includes a one-dimensional scale on the transferring stage; a one-dimensional scale reading head which is configured to overlap the one-dimensional scale, irradiate a measuring beam to the overlapped one-dimensional scale and measure a 1D y-axis coordinate of the transferring stage; a two-dimensional encoder on the transferring stage; and a two-dimensional encoder reading head which is configured to overlap the two-dimensional encoder, irradiate a measuring beam to the overlapped two-dimensional encoder and measure a 2D x-axis coordinate and a 2D y-axis coordinate of the transferring stage.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: June 14, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hi Kuk Lee, Sang Don Jang, Jae Hyuk Chang, Hyang-Shik Kong, Cha-Dong Kim, Chang Hoon Kim, Jung-In Park, Sang Hyun Yun
  • Patent number: 9335631
    Abstract: A photosensitive resin composition includes an acid-labile resin of about 5 wt % to about 25 wt %, a monomer of about 5 wt % to about 10 wt %, a photoacid generator of about 5 wt % to about 10 wt %, a photoreaction accelerator of about 1 wt % to about 5 wt %, and a solvent of about 50 wt % to about 84 wt %, wherein the acid-labile resin comprises a repeating unit containing an acid group, and a protecting group configured to protect the repeating unit.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: May 10, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Beom Lee, Sang-Hyun Yun, Hi-Kuk Lee, Jae-Hyuk Chang, Chang-Hoon Kim, Jung-In Park