Patents by Inventor In Woo Song

In Woo Song 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: 9813070
    Abstract: The present invention relates to a method for generating a reference signal to drive a display apparatus. A method according to the present invention may comprise generating a reference signal having a training pattern being repeated with a periodicity of two clock terms (CTs); and transmitting the reference signal to a phase locked loop (PLL). Each CT has a single embedded clock bit (CB) and a plurality of data bits, and the reference signal has a rising edge at a start point of a first CB corresponding to a first unit interval (UI) of a first CT, and a rising edge at an end point of a second CB corresponding to a first UI of a second CT. According to exemplary embodiments of the present disclosure, energy consumption and EMI effects can be remarkably reduced, and a complexity of PLL can be reduced.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: November 7, 2017
    Assignee: POSTECH ACADEMY—INDUSTRY FOUNDATION
    Inventors: Jae Joon Kim, Doo Bock Lee, Jun Ki Park, Eun Woo Song
  • Patent number: 9812539
    Abstract: Semiconductor devices are provided including a substrate defining a gate trench. A buried gate structure is provided in the gate trench and at least fills the gate trench. The buried gate structure includes a gate insulation layer pattern, a gate electrode and a capping layer pattern. First and second impurity regions are provided at portions of the substrate adjacent to the buried gate structure, respectively. At least a portion of each of the first and second impurity regions face a sidewall of the buried gate structure. First and second buried contact structures are provided on the first and second impurity regions, respectively. Each of the first and second buried contact structures includes a metal silicide pattern and a metal pattern, and at least a portion of each of the first and second buried contact structures face to a sidewall of the buried gate structure.
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: November 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Jun Kim, Sung-In Kim, Jung-Woo Song, Jae-Rok Kahng, Dae-Won Kim
  • Patent number: 9799260
    Abstract: A display device includes a display panel, a dither table memory device, a dithering processor, and a display panel driver. The display panel includes a plurality of pixels. Dither tables are stored in the dither table memory device. The dithering processor selects a target dither table corresponding to a grayscale level of input data from among the plurality of dither tables and performs a dithering operation on the input data using the target dither table to generate dither data. The display panel driver drives the display panel based on the generated dither data.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: October 24, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Woo Song, Seung-Ho Park, Kang-Hee Lee, Mi-Young Joo, Jae-Hoon Lee
  • Patent number: 9793331
    Abstract: An organic light emitting display apparatus includes a substrate, an encapsulation member facing the substrate, a plurality of pixels between the substrate and the encapsulation member, each pixel including a light emission area and a non-emission area, a first electrode overlapping at least the light emission area, an intermediate layer on the first electrode and including an organic emission layer, a second electrode on the intermediate layer, and a reflective member on a bottom surface of the encapsulation member, the bottom surface of the encapsulation member facing the substrate, and the reflective member including an opening corresponding to the light emission area, and a reflective surface around the opening and corresponding to the non-emission area.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: October 17, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Hoon Yim, Seong-Min Kim, Kwan-Hyun Cho, Kyung-Ho Kim, Jun-Ho Choi, Jin-Koo Chung, Young-Woo Song
  • Patent number: 9786226
    Abstract: A display panel module, organic light-emitting diode (OLED) display and method of driving the same are disclosed. In one aspect, the module includes a display panel divided into a first portion and a second portion and a plurality of scan and data lines divided into groups arranged in the first and second potions. The module further includes a first scan driver configured to sequentially apply scan signals to each of the first and second scan line groups. The first scan driver is further configured to substantially simultaneously apply the scan signals to corresponding scan lines of the first and second scan line groups. The module also includes a first data driver configured to output first data voltages to the first data line group and a second data driver configured to output second data voltages to the second data line group with the same timing as the first data driver.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: October 10, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Hoon Lee, Do-Hyung Ryu, Jae-Woo Song, Hae-Goo Jung
  • Patent number: 9761838
    Abstract: A display device includes a substrate, a display structure, and a conductive line. The substrate includes a display region having a plurality of pixel regions and a peripheral region surrounding the display region. Each of the pixel regions has sub-pixel regions and a transparent region. The display structure is disposed in each of the pixel regions of the display region. The conductive line is disposed in the peripheral region, and is electrically connected to the display structure. The conductive line has at least one opening.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: September 12, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Koo Chung, Ji-Hun Ryu, Kyung-Ho Kim, Jeong-Woo Moon, Young-Woo Song, Jun-Ho Choi
  • Publication number: 20170256598
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Application
    Filed: May 16, 2017
    Publication date: September 7, 2017
    Inventors: Jae-Heung HA, Kyu-Hwan HWANG, Seok-Gyu YOON, Young-Woo SONG, Jong-Hyuk LEE
  • Publication number: 20170246699
    Abstract: A method of manufacturing a semiconductor package including coating a flux on a connection pad provided on a first surface of a substrate, the flux including carbon nanotubes (CNTs), placing a solder ball on the connection pad coated with the flux, forming a solder layer attached to the connection pad from the solder ball through a reflow process, and mounting a semiconductor chip on the substrate such that the solder layer faces a connection pad in the semiconductor chip may be provided.
    Type: Application
    Filed: February 27, 2017
    Publication date: August 31, 2017
    Applicants: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Min-woo SONG, Sung-il CHO, Se-gi BYUN, Jin YU
  • Publication number: 20170230747
    Abstract: An earset, according to various examples, comprises: an electronic device connection unit having a microphone terminal connected to a microphone of the earset, an audio ground terminal connected to an audio ground of the earset, a right speaker terminal, and a left speaker terminal; and a switch for allowing, according to a voltage of the microphone terminal, a right speaker and a left speaker of the earset to be mutually connected with one of the right speaker terminal and the left speaker terminal, and the other one of the right speaker terminal and the left speaker terminal to be connected with a shield ground of the earset. Other examples are possible.
    Type: Application
    Filed: December 17, 2014
    Publication date: August 10, 2017
    Inventor: Min-Woo SONG
  • Patent number: 9729866
    Abstract: A method of displaying a stereoscopic image and a display device are disclosed. In one aspect, the method includes sequentially writing black data to a portion of the pixel rows during a portion of a first frame period and sequentially writing left eye image data to the pixel rows during the remaining portion of the first frame period and during a second frame period. The method also includes driving the pixel rows to simultaneously emit light during a first emission period, sequentially writing the black data to the portion of the pixel rows during a portion of a third frame period, and sequentially writing right eye image data to the pixel rows during the remaining portion of the third frame period and during a fourth frame period. The method further includes driving the pixel rows to simultaneously emit light during a second emission period corresponding to the fourth frame period.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: August 8, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Hoon Lee, Woo-Chul Kim, Do-Hyung Ryu, Jae-Woo Song, Hae-Goo Jung
  • Patent number: 9709844
    Abstract: A display apparatus capable of controlling light transmittance and a method of manufacturing the display apparatus. The display apparatus includes a transparent display device in which a pixel that has a first region comprising an organic emission layer (organic EL), and a second region adjacent to the first region, the second region transmitting external light, a first circular polarizer in an optical path of light emitted from the transparent display device, a second circular polarizer, the transparent display device being between the first and second circular polarizers, and a transmittance adjusting device including a liquid crystal layer for adjusting transmittance of external light, the transmittance adjusting device being between the transparent display device and the second polarizer such that the transparent display device encapsulates the liquid crystal layer, external light passing through the first circular polarizer, the second circular polarizer, and the transmittance adjusting device.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: July 18, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Hoon Yim, Jong-Hyuk Lee, Young-Woo Song
  • Patent number: 9711295
    Abstract: Disclosed is a dye-sensitized solar cell module and a method of manufacturing the same. More specifically a counter electrode has connection parts formed within the side surfaces of the transparent conductive substrates. Edges of the working electrode and the counter electrode are bonded with each other by a sealant along the outer peripheral except for at one or more portions of the edges to form an electrolyte injection port. An electrolyte is then injected through the electrolyte injection hole into a space between the working electrode and the counter electrode. The electrolyte injection hole is then sealed by a sealant.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: July 18, 2017
    Assignee: Hyundai Motor Company
    Inventors: Mi Yeon Song, Won Jung Kim, Ki Chun Lee, Sang Hak Kim, Ji Yong Lee, Yong Jun Jang, Yong-Gu Kim, In Woo Song
  • Publication number: 20170200658
    Abstract: A method of inspecting a substrate includes irradiating light onto a substrate that has experienced a first process, obtaining spectral data of the light reflected from the substrate, detecting a defect region of the substrate from the spectral data, and extracting a first defect site that occurred in or during the first process from the defect region. Extracting the first defect site includes establishing an effective area where the first process affects the substrate, and extracting a superimposed area that is overlapped with the effective area from the defect region. The superimposed area is defined as the first defect site.
    Type: Application
    Filed: December 1, 2016
    Publication date: July 13, 2017
    Inventors: Yusin Yang, Kang-Woong Ko, Sung Yoon Ryu, Gil-Woo Song, Sangkil Lee, Chungsam Jun, HyoungJo Jeon, Masahiro Horie
  • Patent number: 9698998
    Abstract: Provided is a method and apparatus for controlling home devices forming a home network at a time by using a mobile terminal in a home network system. In particular, the present disclosure provides a method and apparatus for controlling home devices at a time, depending on a type of contents. A method for playing contents in a Home GateWay (HGW) in a home network system includes receiving from a mobile terminal a control command requesting continuous playback of contents that are currently played in the mobile terminal and controlling at least one home devices in response to the control command.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: July 4, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Hyeon Kweon, Hyun-Suk Min, Kwan-Woo Song, Jong-Woo Lee
  • Publication number: 20170169750
    Abstract: In order to display an image in a display device, in which a plurality of sub pixels within a unit pixel receives driving power from one driving power line, a driving voltage stability weak pattern is detected by analyzing image data. When the input image is determined as the driving voltage stability weak pattern, a white balance correction gain of each sub pixel is decreased while a ratio among the white balance correction gains of the sub pixels is maintained. Target luminance for displaying the input image is changed. A voltage level of the driving power is change in accordance with the changed target luminance.
    Type: Application
    Filed: December 8, 2016
    Publication date: June 15, 2017
    Inventors: Hae Goo JUNG, Jae Woo SONG, Jae Hoon LEE
  • Patent number: 9666654
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: May 30, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
  • Patent number: 9661317
    Abstract: A method of displaying a stereoscopic image and a display device are disclosed. In one aspect, the method includes first providing a first portion of left eye image data to a plurality of pixel rows during a first non-emission period of a first frame period, wherein the first frame period includes a first emission period having a first emission transition period and a first compensation period. The method also includes second providing a second portion of the left eye image data to the pixel rows during the first emission transition period while sequentially providing the left eye image data to the pixel rows during the first emission period. The method further includes third providing the second portion of the left eye image data to the pixel rows during the first compensation period and driving the pixel rows to concurrently emit light during the first emission period.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: May 23, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Hoon Lee, Jung-Taek Kim, Woo-Chul Kim, Seung-Ho Park, Jae-Woo Song, Hae-Goo Jung
  • Patent number: 9645855
    Abstract: An apparatus and a job scheduling method are provided. For example, the apparatus is a multi-core processing apparatus. The apparatus and method minimize performance degradation of a core caused by sharing resources by dynamically managing a maximum number of jobs assigned to each core of the apparatus. The apparatus includes at least one core including an active cycle counting unit configured to store a number of active cycles and a stall cycle counting unit configured to store a number of stall cycles and a job scheduler configured to assign at least one job to each of the at least one core, based on the number of active cycles and the number of stall cycles. When the ratio of the number of stall cycles to a number of active cycles for a core is too great, the job scheduler assigns fewer jobs to that core to improve performance.
    Type: Grant
    Filed: May 13, 2014
    Date of Patent: May 9, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Woong Seo, Yeon-Gon Cho, Soo-Jung Ryu, Seok-Woo Song, John Dongjun Kim, Min-Seok Lee
  • Patent number: 9640327
    Abstract: Disclosed is a nonvolatile electrolyte and a method for manufacturing a dye sensitized solar cell using the nonvolatile electrolyte. In particular, the electrolyte may maintain stability during a durability test of a solar cell module. Moreover, sealing breakage of a module occurring in the related arts may be prevented, and ion mobility may be improved thereby improving efficiency.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: May 2, 2017
    Assignee: Hyundai Motor Company
    Inventors: Sol Kim, In Woo Song, Yong Sung Lee, Yong Jun Jang, Sang Hak Kim, Moon Jung Eo, Won Jung Kim
  • Patent number: 9634288
    Abstract: An organic light emitting display device includes a substrate, a light emitting structure, and a reflective metal layer. The substrate includes a pixel region and a peripheral region. The light emitting structure is disposed on the substrate. The reflective metal layer is disposed between the substrate and the light emitting structure. The reflective metal layer includes a plurality of nanowires and a plurality of openings that is defined by the nanowires.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: April 25, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Ho Park, Dae-Young Lee, Seung-Min Lee, Jung-Woo Moon, Young-Woo Song, Joo-Sun Yoon