Patents by Inventor Yoon Seok Choi

Yoon Seok Choi 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: 7965354
    Abstract: A color filter substrate for a liquid crystal display and a method of fabricating the same are provided. The color filter substrate for a liquid crystal display includes: light shielding parts formed on a front surface of a substrate at predetermined intervals to prevent light leakage; color filter Layers disposed between the light shielding parts on the front surface of the substrate and including color filter patterns of red (R), green (G) and blue (B) for implementing a color image; and a transparent conductive layer formed on a rear surface of the substrate, where the rear surface of the substrate is opposite the front surface of the substrate on which the color filter layers are formed, and formed in a porous structure having a plurality of holes spaced at predetermined intervals. Therefore, it is possible to shield an electrostatic field due to external static electricity and improve image display quality, thereby increasing high brightness characteristics and readability.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: June 21, 2011
    Assignee: Hydis Technologies Co., Ltd.
    Inventors: Cheol Hwan Lee, Yoon Seok Choi, Dae Suk Kim, Suk Choi
  • Publication number: 20110123168
    Abstract: A multimedia application system uses metadata for sensory devices. The system includes: a sensory-device engine for generating a sensory device command (SDC) for controlling the sensory devices based on sensory effect information (SEI) generated to represent sensory effects by using the sensory devices depending on video contents, user preference information (UPI) of the sensory devices and device capability information (DCI) indicative of reproducing capability of the sensory devices; and a sensory-device controller for controlling sensory devices to perform sensory effect reproduction in response to the generated SDC.
    Type: Application
    Filed: June 19, 2009
    Publication date: May 26, 2011
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Maeng Sub Cho, Jin Seo Kim, Bon Ki Koo, Ji Hyung Lee, Chang Woo Chu, Ho Won Kim, II Kyu Park, Yoon-Seok Choi, Ji Young Park, Seong Jae Lim, Bon Woo Hwang, Jeung Chul Park, Kap Kee Kim, Sang-Kyun Kim, Yong-Soo Joo
  • Patent number: 7949337
    Abstract: A system and method for cell reselection in a radio communication network is provided. The system comprises a mobile terminal transmitting a receive signal strength list after measuring signal strengths of at least a neighbor cell; and a host system selecting a cell suitable for the mobile terminal based on a suitable cell list and the receive signal strength list and transmitting the cell reselection information to the mobile terminal. The suitable cell list comprises information representing whether or not the neighbor cell is suitable for selection by the mobile terminal.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: May 24, 2011
    Assignee: LG Electronics Inc.
    Inventor: Yoon Seok Choi
  • Patent number: 7903208
    Abstract: A color filter substrate for a liquid crystal display and a method of fabricating the same are provided. The color filter substrate for a liquid crystal display includes: light shielding parts formed on a front surface of a substrate at predetermined intervals to prevent light leakage; color filter Layers disposed between the light shielding parts on the front surface of the substrate and including color filter patterns of red (R), green (G) and blue (B) for implementing a color image; and a transparent conductive layer formed on a rear surface of the substrate, where the rear surface of the substrate is opposite the front surface of the substrate on which the color filter layers are formed, and formed in a porous structure having a plurality of holes spaced at predetermined intervals. Therefore, it is possible to shield an electrostatic field due to external static electricity and improve image display quality, thereby increasing high brightness characteristics and readability.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: March 8, 2011
    Assignee: Hydis Technologies Co., Inc.
    Inventors: Cheol Hwan Lee, Yoon Seok Choi, Dae Suk Kim, Suk Choi
  • Publication number: 20110046923
    Abstract: An apparatus for compressing low-complexity 3D mesh, includes: a data analyzing unit for decomposing data of an input 3D mesh model into vertices information, property information representing property of the 3D mesh model, and connectivity information between vertices constituting the 3D mesh model; a mesh model quantizing unit for producing quantized vertices, property and connectivity information of the 3D mesh model by using the vertices, property and connectivity information; and a sharable vertex analysis unit for analyzing sharing information between shared vertices of the 3D mesh model. Further, the apparatus includes a data modulation unit for performing a circular DPCM prediction by using quantized values of the consecutive connectivity information of the 3D mesh model; and an entropy encoding unit for outputting coded data of the quantized vertices and property information, and differential pulse-code modulated connectivity information as a bitstream.
    Type: Application
    Filed: April 6, 2009
    Publication date: February 24, 2011
    Applicants: Electronics and Telecommunications Research Institute, Industry-University Cooperation Foundation Hanyang University
    Inventors: Seung Wook Lee, Bon Ki Koo, Jin Seo Kim, Young Jik Lee, Ji Hyung Lee, Ho Won Kim, Chang Woo Chu, Bon Woo Hwang, Jeung Chul Park, Ji Young Park, Seong Jae Lim, Il Kyu Park, Yoon-Seok Choi, Kap Kee Kim, Euee Seon Jang, Daiyong Kim, Byoungjun Kim, Jaebum Jun, Giseok Son, Kyoung Soo Son
  • Publication number: 20110037763
    Abstract: An apparatus for 3D mesh compression based on quantization, includes a data analyzing unit (510) for decomposing data of an input 3D mesh model into vertices information (511) property information (512) representing property of the 3D mesh model, and connectivity information (515) between vertices constituting the 3D mesh model: and a mesh model quantizing unit (520) for producing quantized vertices and property information of the 3D mesh model by using the vertices, property and connectivity information (511, 512, 513). Further, the apparatus for 3D mesh compression based on quantization includes a decision bit encoding unit (535) for calculating a decision bit by using the quantized connectivity information and then encoding the quantized vertex information, property information and connectivity information (511, 512, 513) by using the decision bit.
    Type: Application
    Filed: April 16, 2009
    Publication date: February 17, 2011
    Applicants: Electronics and Telecommunications Research Institute, Industry-University Cooperation Foundation Hanyang University
    Inventors: Seung Wook Lee, Bon Ki Koo, Jin Seo Kim, Young Jik Lee, Ji Hyung Lee, Ho Won Kim, Chang Woo Chu, Bon Woo Hwang, Jeung Chul Park, Ji Young Park, Seong Jae Lim, Il Kyu Park, Yoon-Seok Choi, Kap Kee Kim, Euee Seon Jang, Daiyong Kim, Byoungjun Kim, Jaebum Jun, Giseok Son, Kyoung Soo Son
  • Publication number: 20100255161
    Abstract: The present invention relates to a premix composition of glutinous rice cake for baking in microwave oven and a preparation method thereof, the present invention have effect on providing premix composition of glutinous rice cake which have a good shape retainability after heating and to maintain softness for 24 hours without adding inhibitor of aging and to distribute for above 6 months at room temperature with glutinous rice of water content of below 15% by using glutinous rice poder having 200 to 400 ?m of average grain size and comprising less than 5 wt % of glutinous rice powder of below 200 mesh and 40 to 70 wt % of glutinous rice powder of 200 to 400 mesh.
    Type: Application
    Filed: October 24, 2008
    Publication date: October 7, 2010
    Applicant: CJ CHEILJEDANG CORP.
    Inventors: Hyo-Young Jeong, Yoon-Seok Choi, Chang-Yong Lee, Jun-Bong Choi
  • Patent number: 7754549
    Abstract: A method of manufacturing a thin film transistor array panel includes forming an amorphous silicon film on an insulating substrate; forming a sacrificial film having an embossed surface on the amorphous silicon film; contacting a metal plate with the sacrificial film and performing heat-treatment for crystallizing the amorphous silicon film to change the amorphous silicon film to a polycrystalline silicon film; removing the metal plate and the sacrificial film; patterning the polycrystalline silicon film to form a semiconductor; forming a gate insulating layer which covers the semiconductor; forming a gate line on the gate insulating layer, a portion of the gate line overlapping the semiconductor; heavily doping a conductive impurity into portions of the semiconductor to form a source region and a drain region; forming an interlayer insulating layer which covers the gate line and the semiconductor; and forming a data line and an output electrode connected to the source and drain regions, respectively, on the
    Type: Grant
    Filed: August 16, 2007
    Date of Patent: July 13, 2010
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Jae-Beom Choi, Young-jin Chang, Yoon-Seok Choi, Seung-Hwan Shim, Han-Na Jo, Jung-Hoon Shin, Joon-Young Koh
  • Publication number: 20100157022
    Abstract: A method of implementing a motion control camera effect includes: inputting images of an object captured at one or more points of view; inputting a control parameter containing a motion control camera effect to be applied to the input images, a target time of the motion control camera effect, and a reproducing speed; extracting frames of the target time from the input images; processing the frames using software based on the control parameter; and outputting the processed frames at the reproducing speed. The motion control camera effect includes at least one of a motion control camera effect for a fixed viewpoint still object, a motion control camera effect for a fixed viewpoint moving object, a motion control camera effect for a free viewpoint still object, a motion control camera effect for a free viewpoint moving object, and a dual motion control camera effect.
    Type: Application
    Filed: June 30, 2009
    Publication date: June 24, 2010
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yoon-Seok Choi, Jeung Chul Park, Chang Woo Chu, Ji Hyung Lee, Bon Ki Koo, Jin Seo Kim, Seung Woook Lee, Ho Won Kim, Bon Woo Hwang, Young Jik Lee
  • Publication number: 20100157020
    Abstract: The invention provides a camera controlling and image storing apparatus for synchronized multiple image acquisition and method thereof, which cut down equipment costs by taking a software approach with respect to various demands of viewers for a broadcasting image. A camera controlling and image storing apparatus, the apparatus includes an image acquiring unit for acquiring synchronized images from multiple cameras losslessly, one or more ingest agents for storing the acquired images, and controlling pan, tilt and zoom operations of the cameras based on the acquired images, and a central server for transmitting a control command to the ingest agents, and receiving and integrating collectively the stored images of the ingets agent.
    Type: Application
    Filed: October 1, 2009
    Publication date: June 24, 2010
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Yoon-Seok CHOI, Jeung Chul PARK, Chang Woo CHU, Ji Hyung Lee, Jin Seo KIM, Seung Wook LEE, Ho Won KIM, Bon Woo HWANG, Bon Ki KOO, Gil haeng LEE
  • Patent number: 7630718
    Abstract: A system and method for cell reselection in a radio communication network is provided. The system comprises a mobile terminal transmitting a receive signal strength list after measuring signal strengths of at least a neighbor cell; and a host system selecting a cell suitable for the mobile terminal based on a suitable cell list and the receive signal strength list and transmitting the cell reselection information to the mobile terminal. The suitable cell list comprises information representing whether or not the neighbor cell is suitable for selection by the mobile terminal.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: December 8, 2009
    Assignee: LG Electronics Inc.
    Inventor: Yoon Seok Choi
  • Publication number: 20090278128
    Abstract: A thin film transistor array panel includes a substrate; a gate electrode formed on the substrate; a data line formed on the substrate; a gate insulating layer formed on the data line and the gate electrode, and having a first contact hole exposing the gate electrode, and a second contact hole exposing the data line; a gate line intersecting the data line, and connected to the gate electrode through the first contact hole; a semiconductor formed the gate insulating layer, and including a channel of a thin film transistor; a source electrode connected to the data line through the second contact hole; a drain electrode opposite to the source electrode with respect to the channel on the semiconductor; a passivation layer having a third contact hole exposing the drain electrode; and a pixel electrode connected to the drain electrode through the third contact hole are included.
    Type: Application
    Filed: April 9, 2009
    Publication date: November 12, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seok-Je SEONG, Yoon-Seok CHOI, Hyung-Don NA
  • Patent number: 7573552
    Abstract: A transflective liquid crystal display device has improved light efficiency. A method of fabricating a transflective liquid crystal display device including a thin film transistor substrate having a transmissive region and a reflective region, includes forming a retardation layer on a lower surface of the thin film transistor substrate, aligning a mask having a reflective region pattern on the lower surface of the thin film transistor substrate, and forming a light efficiency enhancer by selectively removing the retardation layer by irradiating a laser onto the lower surface of the thin film transistor substrate through the mask.
    Type: Grant
    Filed: October 26, 2007
    Date of Patent: August 11, 2009
    Assignee: Samsung Electronics, Co., Ltd.
    Inventors: Yoon-Seok Choi, Young-Jin Chang, Jae-Beom Choi, Seung-Hwan Shim, Han-Na Jo
  • Publication number: 20090153578
    Abstract: An apparatus for processing an effect using style lines, includes a contour line creation unit for creating contour lines using polygons of a three-dimensional (3D) object and location information of a camera; a style line creation unit for putting edge lists, extracted at the time of creating the contour lines, into groups, and creating one or more style lines for each of the groups; and an effect processing unit for representing a line style by inserting the created style lines inside and outside a contour line corresponding to the group. Therefore, representation to appear to have been drawn by a human hand is enabled by adding style lines to existing contour lines in order to represent a line style that belongs to various styles of non-photo realistic rendering.
    Type: Application
    Filed: October 1, 2008
    Publication date: June 18, 2009
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Bo Youn KIM, Bon Ki Koo, Ji Hyung Lee, Hee Jeon Kim, Il Kyu Park, Yoon-Seok Choi, Seung Wook Lee
  • Publication number: 20090157366
    Abstract: A method for simulating digital watercolor image includes: receiving a background texture on a virtual canvas where a watercolor image will be painted; receiving parameters for fluid simulation; and creating brushstrokes by a mouse pointer's movement on the virtual canvas. Further, the method includes converting coordinates of the brushstrokes on the virtual canvas to fit into simulation grids; calculating movement of colors and water through the fluid simulation by using the parameters and the brushstrokes; and simulating the watercolor image based on the brushstrokes by using the calculated movement of the colors and water.
    Type: Application
    Filed: December 3, 2008
    Publication date: June 18, 2009
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung Hyup Shin, Bon Ki Koo, Ji Hyung Lee, Hee Jeong Kim, Bo Youn Kim, Yoon-Seok Choi
  • Publication number: 20090154762
    Abstract: Disclosed is an image transforming method. A 2D image photographed by a digital camera is transformed into an artistic image through image transformation performed by a computer so that a natural image such as an oil painting, a pen illustration, a cartoon, a dual picture, and a template mosaic as if a person directly depicts can be provided. In the transformation of the 2D image by various artistic effects, the procedure of creating the artistic image is displayed on a screen as if a person works so that a user can view the procedure of creating the artistic image and can be interested in the artistic image.
    Type: Application
    Filed: December 17, 2008
    Publication date: June 18, 2009
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Yoon-Seok Choi, Bon Ki Koo, Ji Hyung Lee, Bo Youn Kim, Hee Jeong Kim, Il Kyu Park, Seung Wook Lee
  • Publication number: 20090154841
    Abstract: An apparatus for transforming an image in a mobile device is disclosed. The apparatus comprises a pen style transformation unit for transforming an original image to a pen style image using a separated Gaussian filter and outputting pen style image, a cartoon style transformation unit for transforming the original image to a cartoon style image and outputting the cartoon style image, a mosaic creation unit for creating a photomosaic to which the original image is applied based on an optimum photo image set and outputting the created photo mosaic by applying the created photo mosaic to the original image, and an image output unit for outputting the images output from the pen style transformation unit, the cartoon style transformation unit, and the mosaic creation unit to an output unit.
    Type: Application
    Filed: December 17, 2008
    Publication date: June 18, 2009
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Yoon-Seok Choi, Bon Ki Koo, Ji Hyung Lee, Bo Youn Kim, Hee Jeong Kim, Il Kyu Park, Seung Wook Lee, Seung Hyup Shin
  • Publication number: 20090135198
    Abstract: An apparatus for producing digital cartoons includes: an image collection unit for collecting photorealistic image data; and a cartooning processor for performing a rendering process including image abstraction and edge generation on the photorealistic image data collected by the image collection unit to generate cartooned images. The apparatus further includes a stylization unit for producing a cartoon page having various shapes of cartoon frames, resizing the cartooned images to place the resized images into the cartoon frames and adding cartoon elements to the images placed in the cartoon frames.
    Type: Application
    Filed: November 12, 2008
    Publication date: May 28, 2009
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Ji Hyung Lee, Bon Ki Koo, Bo Youn Kim, Hee Jeong Kim, Yoon-Seok Choi, Il Kyu Park, Seung Wook Lee, Hwan-gue Cho, Dong-Sung Ryu, Won-Il Hwang, Bong-Kyung Chun
  • Publication number: 20090050258
    Abstract: In one embodiment of the present disclosure a method for forming a PEM fuel cell electrode is provided. The method includes applying a hydrophilic wetting agent on an electrode surface. A catalyst layer is deposited on the wetted electrode surface by pulse electrodeposition, at least a portion of the catalyst penetrating the electrode surface. The electrode surface is heat treated.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 26, 2009
    Applicant: University of South Carolina
    Inventors: Branko N. Popov, Yoon-Seok Choi, Subasri M Ayyadurai, Jong-Won Lee
  • Publication number: 20090021647
    Abstract: Disclosed is the apparatus for controlling color temperature enabling the color region determiner to determine whether the inputted chroma signal value in pixels belongs to a pre-set achromatic color region or a chromatic color region, and the color temperature corrector to correct the chroma signal gains according to the determined achromatic color region or chromatic color region.
    Type: Application
    Filed: July 16, 2008
    Publication date: January 22, 2009
    Inventors: Yoon Seok CHOI, Hun Cheol Lee, Hak Tae Kim