Patents by Inventor Sung Hak Lee

Sung Hak Lee 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: 9354935
    Abstract: A work scheduling technology in a symmetric multi-processing (SMP) environment is provided. A work scheduling function for a SMP environment is implemented in a work processing apparatus, thereby reducing the scheduling overhead, and enhancing the efficiency in use of CPU resources and improving the CPU performance.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: May 31, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Hak Lee, Dong-Woo Im, Sung-Jong Seo, Hyo-Jung Song, Seung-Mo Cho
  • Publication number: 20150263228
    Abstract: Disclosed is a nitride semiconductor light-emitting device having excellent brightness and ESD protection properties. The nitride semiconductor light-emitting device according to the present invention includes an electron blocking layer that is disposed between a p-type nitride semiconductor layer and an active layer, wherein said electron blocking layer includes AlInGaN, and the concentration of indium increases in the electron blocking layer as said layer progressively moves away from the active layer.
    Type: Application
    Filed: October 15, 2013
    Publication date: September 17, 2015
    Inventors: Won-Yong Lee, Jung-Won Park, Sung-Hak Lee, Tae-Wan Kwon, Won-Jin Choi
  • Publication number: 20150256607
    Abstract: Disclosed is method for operating of an electronic device, including receiving a resource information list of a web content from a first server, receiving, from the first server, at least one resource included in the resource information list of the web content, and requesting at least one resource of the resource information list of the web content from a second server based on the received resource information list and the received at least one resource.
    Type: Application
    Filed: March 6, 2015
    Publication date: September 10, 2015
    Inventors: Yu-Youl EOM, Sung-Hak Lee
  • Patent number: 8816323
    Abstract: The nitride-based light emitting device according to one embodiment includes a first nitride semiconductor layer doped with a first conductive impurity; a strain buffer layer formed on the first nitride semiconductor layer and comprised of InGaN; an active layer formed on the strain buffer layer and having a multi-quantum well structure in which a quantum-well layer and a quantum-barrier layer are alternately stacked one above another; and a second nitride semiconductor layer formed on the active layer and doped with a second conductive impurity opposite to the first conductive impurity, wherein the ratio B/A satisfies 1.4<B/A<6.1, where A is the product of an average indium content of the strain buffer layer and a thickness of the strain buffer layer and B is the product of an average indium content of the active layer and a thickness of the active layer.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: August 26, 2014
    Assignee: Iljin LED Co., Ltd.
    Inventors: Jung-Won Park, Sung-Hak Lee
  • Publication number: 20140227124
    Abstract: A ferrous alloy for powder injection molding is provided. The ferrous alloy for powder injection molding includes iron (Fe) at 52.59-78.15 wt %, chromium (Cr) at 16.45-37.34 wt %, boron (B) at 3.42-7.76 wt %, silicon (Si) at 1.64-1.92 wt %, sulfur (S) at 0-0.21 wt %, carbon (C) at 0.16-0.18 wt %, and other inevitable impurities.
    Type: Application
    Filed: April 20, 2012
    Publication date: August 14, 2014
    Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Sung Hak Lee, Byeong-Joo Lee, Jeonghyeon Do, Yang Su Shin
  • Patent number: 8806498
    Abstract: A scheduling apparatus and method allocate a plurality of works to a plurality of processing cores by transferring a work having no dependency on the execution completion of another work from a dependency queue to a runnable queue, transferring the work from the runnable queue to an idle one of the processing cores for execution, transferring the work executed by the one processing core to a finish queue, where the work becomes designated a finished work, and transferring a work within the dependency queue, having a dependency upon the execution completion of the finished work, to the runnable queue.
    Type: Grant
    Filed: February 9, 2011
    Date of Patent: August 12, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Jong Seo, Sung-Hak Lee, Dong-Woo Im, Hyo-Jung Song, Seung-Mo Cho
  • Publication number: 20140123037
    Abstract: An apparatus for displaying a loading state of a web browser in a portable terminal is provided. The apparatus includes a memory for storing a resource management list, the resource management list including at least one resource identifier that indicates unnecessary resource for a particular website, a controller configured to receive the resource from a website server at a request to access the particular website; to determine whether the resource management list has a resource identifier that corresponds to the received resource, and a display unit for displaying a progress bar to represent a loading state of the particular website based on the determination.
    Type: Application
    Filed: October 29, 2013
    Publication date: May 1, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sung-Hak LEE, Dong-Jae KIM, Kwang-Bin LEE
  • Patent number: 8713427
    Abstract: Provided are an apparatus and method for extracting cascading style sheet (CSS) rules. The apparatus includes a generation unit configured to generate an identification list that includes identification symbols that correspond to one or more selectors, for each document object model (DOM) node. The apparatus also includes a rule extraction unit configured to select a target DOM node and extract one or more CSS rules that are applicable to the target DOM node based on identification symbols that are included in an identification list that corresponds to the target DOM node.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: April 29, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-Woo Im, Seung-Mo Cho, Sung-Hak Lee, Soon-Cheol Hong, Sung-Jong Seo
  • Patent number: 8436796
    Abstract: A method of applying an OFF-state offset to a display device includes: supplying a ground voltage from a data driving circuit; to a source electrode of a thin film transistor supplying a gate voltage from a gate driving circuit to a gate electrode of the thin film transistor, the gate voltage turning off the thin film transistor; and supplying an AC voltage to a drain electrode of the thin film transistor.
    Type: Grant
    Filed: April 20, 2009
    Date of Patent: May 7, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Hun Jeoung, Sung-Hak Lee
  • Publication number: 20120124464
    Abstract: Provided are an apparatus and method for extracting cascading style sheet (CSS) rules. The apparatus includes a generation unit configured to generate an identification list that includes identification symbols that correspond to one or more selectors, for each document object model (DOM) node. The apparatus also includes a rule extraction unit configured to select a target DOM node and extract one or more CSS rules that are applicable to the target DOM node based on identification symbols that are included in an identification list that corresponds to the target DOM node.
    Type: Application
    Filed: June 27, 2011
    Publication date: May 17, 2012
    Inventors: Dong-Woo Im, Seung-Mo Cho, Sung-Hak Lee, Soon-Cheol Hong, Sung-Jong Seo
  • Publication number: 20120059869
    Abstract: A method of communicating with a web server for web browsing, and an apparatus and system to perform the method, is provided. The method includes extracting resource information from script included in web page information, transmitting the resource information to the web server to request a resource corresponding to the resource information, and storing the resource.
    Type: Application
    Filed: June 27, 2011
    Publication date: March 8, 2012
    Inventors: Sung-Jong Seo, Sung-Hak Lee, Dong-Woo Im, Hyo-Jung Song, Seung-Mo Cho
  • Publication number: 20120047513
    Abstract: A work scheduling technology in a symmetric multi-processing (SMP) environment is provided. A work scheduling function for a SMP environment is implemented in a work processing apparatus, thereby reducing the scheduling overhead, and enhancing the efficiency in use of CPU resources and improving the CPU performance.
    Type: Application
    Filed: March 21, 2011
    Publication date: February 23, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sung-Hak Lee, Dong-Woo Im, Sung-Jong Seo, Hyo-Jung Song, Seung-Mo Cho
  • Publication number: 20120047514
    Abstract: A scheduling technique for use in a multicore system, which can be shared by a plurality of applications, is provided. According to the scheduling technique, it is possible to perform dependency resolving and a runnable work search in parallel with the execution of cores.
    Type: Application
    Filed: February 9, 2011
    Publication date: February 23, 2012
    Inventors: Sung-Jong SEO, Sung-Hak Lee, Dong-Woo Im, Hyo-Jung Song, Seung-Mo Cho
  • Publication number: 20110258413
    Abstract: An apparatus and method for executing media processing applications in a heterogeneous multicore system are provided. The media processing application executing apparatus includes a configuration deciding unit to decide a configuration for a combination of computational kernels and cores in which the computation kernels are to be executed. The computation kernels are media processing components included in a media processing application. The media processing application executing apparatus also includes an execution unit including multiple heterogeneous cores, to execute the media processing application based on the determined configuration.
    Type: Application
    Filed: December 30, 2010
    Publication date: October 20, 2011
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung-Mo Cho, Hyo-Jung Song, Sung-Hak Lee, Dong-Woo Im, Oh-Young Jang, Sung-Jong Seo
  • Publication number: 20090267929
    Abstract: A method of applying an OFF-state offset to a display device includes: supplying a ground voltage from a data driving circuit; to a source electrode of a thin film transistor supplying a gate voltage from a gate driving circuit to a gate electrode of the thin film transistor, the gate voltage turning off the thin film transistor; and supplying an AC voltage to a drain electrode of the thin film transistor.
    Type: Application
    Filed: April 20, 2009
    Publication date: October 29, 2009
    Inventors: Hun Jeoung, Sung-Hak Lee
  • Patent number: 7522139
    Abstract: A method of applying an OFF-state offset to a display device includes: supplying a ground voltage from a data driving circuit; to a source electrode of a thin film transistor supplying a gate voltage from a gate driving circuit to a gate electrode of the thin film transistor, the gate voltage turning off the thin film transistor; and supplying an AC voltage to a drain electrode of the thin film transistor.
    Type: Grant
    Filed: June 14, 2004
    Date of Patent: April 21, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Hun Jeoung, Sung-Hak Lee
  • Patent number: 7019144
    Abstract: A 1,2,4-Triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: March 28, 2006
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Hyun Jung Park, Ji Young Noh, Hyung Chul Ryu, Sang Wook Park, Sung Hak Jung, Sung Hak Lee, Jong Hoon Kim, Jee Woong Lim, Chun Seon Lyu, Dal Hyun Kim, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, In Ki Min, Hae Tak Jin, Kyoung Rae Kang
  • Patent number: 7015238
    Abstract: A novel crystalline organic acid salt of amlodipine having improved physiochemical properties, a preparation method thereof and a pharmaceutical composition comprising the same are provided.
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: March 21, 2006
    Assignee: CJ Corp.
    Inventors: Dong Kwon Lim, Hyuk Koo Lee, Hea Ran Suh, Seong Hwan Cho, Kwang Hyeg Lee, Yun Cheul Kim, Sung Hak Jung, Sung Hak Lee, Hyun Suk Kang, Kyung Mi Park, Yun Taek Jung, Jun Hee Cheon, Choong Sil Park, Yong Sik Youn, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, Hae Tak Jin
  • Patent number: 6903124
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing as a therapeutically active ingredient the same.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: June 7, 2005
    Assignee: CJ Corp
    Inventors: Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee, Kwang Hyeg Lee, Eun Ju Jeong, Young Hoon Kim, Hae Tak Jin, Jun Hee Cheon, Sung Hak Lee, Sung Hak Jung, Dong Kwon Lim, Kyu Jeong Yeon, Yun Cheul Kim, Kyung Mi Park, Hyun Suk Kang
  • Patent number: 6890944
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing the same as a therapeutically active ingredient.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: May 10, 2005
    Assignee: CJ Corporation
    Inventors: Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee, Kwang Hyeg Lee, Eun Ju Jeong, Young Hoon Kim, Hae Tak Jin, Jun Hee Cheon, Sung Hak Lee, Sung Hak Jung, Dong Kwon Lim, Kyu Jeong Yeon, Yun Cheul Kim, Kyung Mi Park, Hyun Suk Kang