Patents by Inventor Eun-Jung Lee

Eun-Jung 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).

  • SENSING UNIT, FLEXIBLE DEVICE, AND DISPLAY DEVICE
    Publication number: 20140062859
    Abstract: A sensing unit measuring a bending degree of a flexible substrate includes: a first line formed on the flexible substrate; a second line adjacent to the first line; and a first controller applying a first sensing signal to the first line and measuring a change of crosstalk generated in the second line by the first sensing signal according to bending of the flexible substrate.
    Type: Application
    Filed: May 17, 2013
    Publication date: March 6, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventor: Eun-Jung Lee
  • Organic light-emitting diode including electron transport layer and method of manufacturing the same
    Patent number: 8664643
    Abstract: An OLED including an electron transport layer having multi-layered structure and a method of manufacturing the same, the method including simultaneously reciprocating first and second deposition sources that include different deposition materials, across a substrate.
    Type: Grant
    Filed: October 13, 2010
    Date of Patent: March 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eun-Jung Lee, Choon-Woo Lim
  • Method of providing location-based service using location information of mobile terminal
    Patent number: 8660580
    Abstract: Disclosed is a location-based service method using location information of a mobile terminal in a mobile communication system. In a location-based service providing method, second mobile terminals within a predetermined range of a first mobile terminal are searched for, status information and relative location information of one or more second mobile terminals found is collected, and display data comprising the relative locations and status information of the one or more second mobile terminals found is sent to the first mobile terminal.
    Type: Grant
    Filed: September 25, 2009
    Date of Patent: February 25, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-joo Kang, Young-ho Rhee, Il-ku Chang, Ju-youn Lee, Eun-jung Lee
  • MUTANT OF PROPIONYL-COA TRANSFERASE FROM CLOSTRIDIUM PROPIONICUM AND PREPARING METHOD FOR PLA OR PLA COPOLYMER USING THE SAME
    Publication number: 20140030774
    Abstract: Provided is a mutant of propionyl-CoA transferase from Clostridium propionicum that can convert lactate into lactyl-CoA with high efficiency in a method of preparing a polylactate (PLA) or PLA copolymer using microorganisms. Unlike conventional propionyl-CoA transferase which is weakly expressed in E. coli, when a mutant of propiony-CoA transferase from Clostridium propionicum is introduced into recombinant E. coli, lactyl-CoA can be supplied very smoothly, thereby enabling highly efficient preparation of polylactate (PLA) and PLA copolymer.
    Type: Application
    Filed: July 26, 2013
    Publication date: January 30, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Si Jae PARK, Taek Ho YANG, Hye Ok KANG, Sang Hyun LEE, Eun Jung LEE, Tae Wan KIM
  • Semiconductor devices having lower and upper interconnection structures that exhibit reduced coupling
    Patent number: 8614507
    Abstract: An interconnection structure for a semiconductor device may include lower interconnection patterns disposed in a checker board shape and upper interconnection patterns disposed in a checker board shape and connecting two adjacent lower interconnection patterns to each other.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: December 24, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joong-ho Yoon, Tackyung Kim, Kang-Sup Roh, Jun-Seok Kim, Eun-Jung Lee
  • LONG CHAIN-BRANCHED ETHYLENE-ALPHA OLEFIN COPOLYMER
    Publication number: 20130317186
    Abstract: The present invention relates to an ethylene-alpha olefin copolymer comprising long chain branches (LCB), while having a narrow molecular weight distribution. The ethylene-alpha olefin copolymer can be prepared by a continuous solution polymerization process using an activated catalyst composition containing a Group 4 transition metal compound having a monocyclopentadienyl ligand, to which a quinoline amino group is introduced.
    Type: Application
    Filed: July 30, 2013
    Publication date: November 28, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Choong-Hoon Lee, Byung-Kwon Lim, Eun-Jung Lee, Jong-Joo Ha, Seung-Whan Jung, Jung-A Lee, Ki-Su Ro, Don-Ho Kum, Dong-Kyu Park
  • LONG CHAIN-BRANCHED ETHYLENE-ALPHA OLEFIN COPOLYMER
    Publication number: 20130317187
    Abstract: The present invention relates to an ethylene-alpha olefin copolymer comprising long chain branches (LCB), while having a narrow molecular weight distribution. The ethylene-alpha olefin copolymer can be prepared by a continuous solution polymerization process using an activated catalyst composition containing a Group 4 transition metal compound having a monocyclopentadienyl ligand, to which a quinoline amino group is introduced.
    Type: Application
    Filed: July 30, 2013
    Publication date: November 28, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Choong-Hoon Lee, Byung-Kwon Lim, Eun-Jung Lee, Jong-Joo Ha, Seung-Whan Jung, Jung-A Lee, Ki-Su Ro, Don-Ho Kum, Dong-Kyu Park
  • Method of manufacturing printed circuit board
    Patent number: 8590144
    Abstract: Provided is a method of manufacturing a printed circuit board including, disposing first and second insulating members and first and second conductive films on both sides of a separating member to perform a thermocompression bonding process on the first and second insulating members and the first and second conductive films on the both sides of the separating member, so as to attach the first member to the second member with the separating member therebetween and attach the first insulating member to the first conductive film and attach the second insulating member to the second conductive film, selectively removing the first and second conductive films to form first and second circuit patterns, and cutting the separating member and the first and second insulating members to separate the first and second insulating members with the first and second circuit patterns from the separating member.
    Type: Grant
    Filed: March 2, 2009
    Date of Patent: November 26, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventors: Hye Sun Yoon, Jae Bong Choi, Eun Jung Lee, Jung Ho Hwang, Joon Wook Han
  • Chimeric protein, method for manufacturing the same, nano-sensor in which the chimeric protein is fixed, and application thereof
    Patent number: 8586370
    Abstract: There is provided a chimeric protein of capsid protein of Hepatitis B virus (HBV) and B domain of Staphylococcal protein A (SPAB); a method for fabricating the same; the substrate and nanosensor immobilized with HBV-derived chimeric protein; and the use of the above nanosensor.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: November 19, 2013
    Assignee: Korea University Research and Business Foundation
    Inventors: Jee Won Lee, Young Keun Kim, Moon Kyu Cho, Jin Seung Park, Eun Jung Lee
  • Mobile terminal and method for controlling motions using sound noise level
    Patent number: 8562432
    Abstract: Provided is a device and method for controlling game motions in a mobile terminal, having an audio processing unit for converting an input sound into a digital sound, a noise level measurement unit for measuring the noise level of the digital sound, and a controller for calculating a motion control level on the motions object corresponding to the measured noise level, and controlling the corresponding motion of the motions object based on the calculated motion control level. Accordingly, the motion control for the motions object of a game can be differentially controlled according to the level of the sound noise such as wind or sound outputted through the mouth of a user without manipulating the key button with fingers.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: October 22, 2013
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yu Jin Kim, Eun Jung Lee
  • Mutant of propionyl-CoA transferase from and preparing method for PLA or PLA copolymer using the same
    Patent number: 8524478
    Abstract: Provided is a mutant of propionyl-CoA transferase from Clostridium propionicum that can convert lactate into lactyl-CoA with high efficiency in a method of preparing a polylactate (PLA) or PLA copolymer using microorganisms. Unlike conventional propionyl-CoA transferase which is weakly expressed in E. coli, when a mutant of propiony-CoA transferase from Clostridium propionicum is introduced into recombinant E. coli, lactyl-CoA can be supplied very smoothly, thereby enabling highly efficient preparation of polylactate (PLA) and PLA copolymer.
    Type: Grant
    Filed: July 25, 2008
    Date of Patent: September 3, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Si Jae Park, Taek Ho Yang, Hye Ok Kang, Sang Hyun Lee, Eun Jung Lee, Tae Wan Kim
  • Long chain-branched ethylene-alpha olefin copolymer
    Patent number: 8513369
    Abstract: The present invention relates to an ethylene-alpha olefin copolymer comprising long chain branches (LCB), while having a narrow molecular weight distribution. The ethylene-alpha olefin copolymer can be prepared by a continuous solution polymerization process using an activated catalyst composition containing a Group 4 transition metal compound having a monocyclopentadienyl ligand, to which a quinoline amino group is introduced.
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: August 20, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Choong-Hoon Lee, Byung-Kwon Lim, Eun-Jung Lee, Jong-Joo Ha, Seung-Whan Jung, Jung-A Lee, Ki-Su Ro, Don-Ho Kum, Dong-Kyu Park
  • Photo sensor and organic light-emitting display using the same
    Patent number: 8477125
    Abstract: An organic light-emitting display includes a substrate, a thin film transistor on the substrate, an organic light-emitting diode electrically connected to the thin film transistor, and a photo sensor having a plurality of photo diodes connected to one another in parallel.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: July 2, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hye Hyang Park, Byoung Deog Choi, Sun A Yang, Youn Chul Oh, Eun Jung Lee, Won Seok Kang
  • EPOXY RESIN COMPOSITION FOR ENCAPSULATING SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE ENCAPSULATED WITH THE SAME
    Publication number: 20130158165
    Abstract: An epoxy resin composition for encapsulating a semiconductor device and a semiconductor device encapsulated with the composition, the composition including an epoxy resin; an inorganic filler; a curing accelerator; and a curing agent, the curing agent including a compound having a multifunctional novolac structure including at least one biphenyl moiety, the compound being represented by Formula 1: wherein n is about 1 to about 10.
    Type: Application
    Filed: December 19, 2012
    Publication date: June 20, 2013
    Inventors: Seung HAN, Ju Mi KIM, Sung Su PARK, Eun Jung LEE
  • Semiconductor devices comprising a plurality of gate structures
    Patent number: 8436410
    Abstract: Semiconductor devices are provided. The semiconductor devices may include a plurality of gate structures disposed on a semiconductor substrate, each of the gate structures including a floating gate, an inter-gate dielectric layer, and a control gate. The semiconductor devices may also include liners on opposing sidewalls of adjacent ones of the gate structures. The liners may define a gap. A first width of the gap may be less than a second width of the gap.
    Type: Grant
    Filed: March 17, 2011
    Date of Patent: May 7, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Woong Kang, Sung-Nam Chang, Jin-Joo Kim, Kyong-Joo Lee, Eun-Jung Lee
  • OLEFIN-BASED POLYMER AND PREPARATION METHOD THEREOF
    Publication number: 20130085246
    Abstract: The present invention relates to an olefin-based polymer which exhibits superior processability and superior adhesive properties and therefore is desirably applicable to a hot-melt adhesive (HMA) or the like, and a preparation method thereof. The olefin-based polymer has a molecular weight distribution (Mw/Mn, PDI) of 2˜3, and a density of 0.85 to 0.88 g/cm3, and satisfies the relation of Tc?Tm>0, wherein Tc (° C.) is a crystallization temperature and Tm (° C.) is a melting point.
    Type: Application
    Filed: July 1, 2011
    Publication date: April 4, 2013
    Applicant: LG Chem Ltd
    Inventors: Don-Ho Kum, Eun-Jung Lee, Jong-Joo Ha, Choong-Hoon Lee
  • NOVEL CATALYST COMPOSITION AND PROCESS FOR PREPARING OLEFIN POLYMER USING THE SAME
    Publication number: 20130072646
    Abstract: The present invention relates to a catalyst composition and a process for preparing an olefin polymer using the same. More specifically, the present invention relates to a novel catalyst composition comprising at least two types of catalysts and a process for preparing an olefin polymer having excellent heat resistance using the same. The present invention can provide an olefin polymer having excellent activity and high heat resistance, and also can control the values of density, heat resistance and melt index (MI) of the olefin polymer.
    Type: Application
    Filed: April 25, 2011
    Publication date: March 21, 2013
    Applicant: LG Chem, Ltd.
    Inventors: Kyung-Seop Noh, Hoon Chae, Cheon-Il Park, Won-Hee Kim, Sang-Jin Jeon, Eun-Jung Lee, Choong-Hoon Lee, Jong-Joo Ha
  • EYHLYLENE-OCTENE COPOLYMER HAVING UNIFORM COMONOMER DISTRIBUTION (AS AMENDED)
    Publication number: 20130053527
    Abstract: The present invention is to provide an ethylene-octene copolymer having a narrow molecular weight distribution and a uniform comonomer distribution. Compared with the conventional ethylene-octene copolymers, the ethylene-octene copolymer of the present invention can realize the lower density and the lower melting point as well as a uniform comonomer distribution.
    Type: Application
    Filed: January 21, 2011
    Publication date: February 28, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Eun-Jung Lee, Choong-Hoon Lee, Beom-Doo Seo, Jeong-Yon Jeong, Sun-Young Park, Don-Ho Kum
  • PHENANTHROCARBAZOLE COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
    Publication number: 20130048975
    Abstract: The present invention relates to a material for an organic electroluminescent device, including a phenanthrocarbazole-based compound having a specific structure, and an organic electroluminescent device including the same. More specifically, the phenanthrocarbazole-based compound is applied as a material for a phosphorescent and fluorescent organic electroluminescent device, thereby providing an organic light emitting device with improved light emitting efficiency, luminance, thermal stability, driving voltage, lifetime and the like.
    Type: Application
    Filed: May 6, 2011
    Publication date: February 28, 2013
    Applicant: Doosan Corporation
    Inventors: Jin-Seok Hong, Eun Jung Lee, Shin Han Kim, Kyoung-Soo Kim
  • Semiconductor devices comprising a plurality of gate structures
    Patent number: 8362542
    Abstract: Semiconductor devices including a plurality of gate structures disposed on a semiconductor substrate are provided. Each of the gate structures includes a tunnel dielectric layer, a floating gate, an inter-gate dielectric layer, a control gate, and a mask layer. Liners cover opposing sidewalls of adjacent floating gates. Spacers are disposed on the liners, the spacers protruding from opposing sidewalls of adjacent ones of the gate structures, and a top of each of the spacers is disposed below a top of a corresponding one of the gate structures. The liners define sidewalls of respective air gaps and the spacers define tops of the respective air gaps.
    Type: Grant
    Filed: July 30, 2010
    Date of Patent: January 29, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Woong Kang, Sung-Nam Chang, Jin-Joo Kim, Kyong-Joo Lee, Eun-Jung Lee