Patents by Inventor Chun Kim

Chun Kim 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: 8728841
    Abstract: A nitride semiconductor light emitting device, and a method of manufacturing the same are disclosed. The nitride semiconductor light emitting device includes a substrate, an n-type nitride semiconductor layer disposed on the substrate and including a plurality of V-shaped pits in a top surface thereof, an active layer disposed on the n-type nitride semiconductor layer and including depressions conforming to the shape of the plurality of V-shaped pits, and a p-type nitride semiconductor layer disposed on the active layer and including a plurality of protrusions on a top surface thereof. Since the plurality of V-shaped pits are formed in the top surface of the n-type nitride semiconductor layer, the protrusions can be formed on the p-type nitride semiconductor layer as an in-situ process. Accordingly, the resistance to ESD, and light extraction efficiency are enhanced.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: May 20, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong Tak Oh, Yong Chun Kim
  • Patent number: 8730214
    Abstract: Provided is a COG panel system capable of minimizing a block dim effect by considering a relationship among a plurality of chips. The COG panel system includes: an FPC which supplies at least two power supply voltages having a constant voltage level; a plurality of SDIs which are commonly supplied with a bypass power supply voltage from the FPC and generate respective parts of a plurality of consecutive LCD driving signals required for an arbitrary one line of an LCD; and at least one block dim correction resistance.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: May 20, 2014
    Assignee: Silicon Works Co., Ltd.
    Inventors: Kyung Chun Kim, An Young Kim, Joon Ho Na, Dae Seong Kim
  • Publication number: 20140104541
    Abstract: A backlight unit for a display device includes a light source module which emits light, a light guiding plate which guides the light incident from the light source module toward a front surface thereof, and a light beam spread angle regulating sheet disposed between the light source module and a lateral surface of the light guiding plate, where the light beam spread angle regulating sheet regulates a light beam spread angle of the light incident from the light source module.
    Type: Application
    Filed: February 6, 2013
    Publication date: April 17, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Min PARK, Kyung-Min KIM, Young Chun KIM, Jung Hoon SHIN
  • Patent number: 8698763
    Abstract: Disclosed herein is a touch panel 100 including: bar type transparent electrodes 120 that are formed on a transparent substrate 110, bar type opening parts 130 that are formed in the bar type transparent electrodes 120 so as to be surrounded by the bar type transparent electrodes 120, and wirings 140 of which one ends are connected to the bar type transparent electrodes 120 and the other ends are collected at one side of the transparent substrate 110. The touch panel 100 includes the bar type transparent electrodes 120 in which the bar type opening parts 130 are formed and subdivides the transparent electrodes, thereby making it possible to improve touch sensitivity without increasing the wirings 140 and improve transparency.
    Type: Grant
    Filed: June 25, 2010
    Date of Patent: April 15, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Woon Chun Kim, Yong Soo Oh, Jong Young Lee
  • Patent number: 8692791
    Abstract: Disclosed herein is a touch panel. A touch panel according to a first preferred embodiment of the present invention includes: a base member; a transparent electrode formed in an active area of the base member; an insulator formed in a bezel area of the base member, and convexly protruded from the base member; and an electrode wiring formed on an exposed surface of the insulator. In addition, a touch panel according to a second preferred embodiment of the present invention includes: a base member having a groove portion formed such that an exposed surface thereof has a concave curved surface; a transparent electrode formed in an active area; and an electrode wire connected to one end or both ends of the transparent electrode and formed on the exposed surface of the groove portion.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: April 8, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Woon Chun Kim, Won Ha Moon, Yong Soo Oh, Jong Young Lee
  • Publication number: 20140077430
    Abstract: A shock absorber for a bump stopper includes a plurality of corrugated projection 12 and corrugated groove 13 which is formed in equal interval around outside of an elastic synthetic resin body 11 having a thickness of 1.5 mm˜5 mm; a locking member 14 formed to mount the shock absorber on the top of the body 11; a through hole 15 formed inside the locking member 14; a leading hole 17 formed to lead cylinder lot L in the central part of a shock absorbing plate 16 forming the lower side of the body 11; a wedge hanging projection 14a formed in the locking member 14 of the body; and an O-ring shock absorbing member T to ease the impact applied to a bent part R in contraction of a body 11, in a “<” or “>”-type bent part R.
    Type: Application
    Filed: September 14, 2012
    Publication date: March 20, 2014
    Inventors: Yong-Hoon HEO, Young-Chun KIM
  • Patent number: 8667294
    Abstract: An apparatus and method for preventing falsification of a client screen is provided, in which a web server dynamically generates URIs and provides them to clients, thus preventing the falsification of client screens due to a web injection attack or a memory hacking attack. The apparatus includes a random web generation unit for converting an identical web page into random URIs that are randomly generated, at a request of a plurality of clients, generating different random web sources, and providing the different random web sources to the respective clients. A web falsification determination unit compares display web source eigenvalues respectively generated by the clients with respect to any one of the random web sources with a generative web source eigenvalue for the one of the random web sources, thus determining whether screens corresponding to the random web sources displayed on the respective clients have been falsified.
    Type: Grant
    Filed: November 23, 2011
    Date of Patent: March 4, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Byung-Joon Kim, Jung-Hwan Moon, Hyoung-Chun Kim, Sang-Woo Park, E-Joong Yoon
  • Patent number: 8664019
    Abstract: A vertical group III-nitride light emitting device and a manufacturing method thereof are provided. The light emitting device comprises: a conductive substrate; a p-type clad layer stacked on the conductive substrate; an active layer stacked on the p-type clad layer; an n-doped AlxGayIn1-x-yN layer stacked on the active layer; an undoped GaN layer stacked on the n-doped layer; and an n-electrode formed on the undoped GaN layer. The undoped GaN layer has a rough pattern formed on a top surface thereof.
    Type: Grant
    Filed: November 14, 2008
    Date of Patent: March 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Hoon Lee, Yong Chun Kim, Hyung Ky Back, Moon Heon Kong, Dong Woo Kim
  • Patent number: 8610154
    Abstract: A side-view type light emitting device includes a package body, a lead frame, and a light emitting diode (LED). The package body has a first surface provided as a mount surface, a second surface disposed on a side opposite to the first surface, and lateral surfaces disposed between the first surface and the second surface. The package body includes a recessed portion disposed on a lateral surface corresponding to a light emitting surface of the lateral surfaces. The lead frame is disposed in the package body. The LED chip is mounted on a bottom surface of the recessed portion. Protrusion parts protruding toward the LED chip are disposed in regions adjacent to the LED chip of facing inner sidewalls of the recessed portion, respectively.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: December 17, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ho Young Song, Sung Min Yang, Yong Chun Kim, Won Soo Ji
  • Publication number: 20130309757
    Abstract: The present invention relates to a method and apparatus for producing cells without injury and fat-soluble materials by from cell culturing in an inexpensive and highly efficient manner. The apparatus according to the present invention comprises a culturing device 10, a solvent device 20, a mixing device 30, a separation device 40, a fractionation device 50, a cell accommodation device 60, and a fat-soluble material solvent accommodation device 70.
    Type: Application
    Filed: December 16, 2011
    Publication date: November 21, 2013
    Inventor: Sung-Chun Kim
  • Publication number: 20130306361
    Abstract: A transparent electrode includes: a substrate, a first electrode layer formed on the substrate, and a graphene oxide layer formed on and/or under the first electrode layer, and an electronic material for same. The transparent electrode includes graphene oxide layers on and under a conductor and/or a semiconductor to maintain a resistance measured on a surface of a graphene oxide layer in a transparent electrode including the graphene oxide layer almost equal to a resistance of a conductor and/or a semiconductor while showing characteristics of an insulator between conductors or semiconductors or between a conductor and a semiconductor which are separated from each other. Further, the graphene oxide layer performs a role of a barrier layer to protect the transparent electrode, thus preventing deterioration of characteristics of the transparent electrode and improving long-term reliability and transmittance.
    Type: Application
    Filed: May 9, 2013
    Publication date: November 21, 2013
    Inventors: Woon Chun KIM, Jae Il Kim, Kang Heon Hur
  • Publication number: 20130293512
    Abstract: Disclosed herein is a mutual capacitive touch panel, including: a first transparent substrate; a first bar-shaped transparent electrode formed on the first transparent substrate and divided in a length direction; first wiring whose one set of ends are connected to the first bar-shaped transparent electrode and whose the other set of ends are arranged on one side of the first transparent substrate; a second transparent substrate; a second bar-shaped transparent electrode formed on the second transparent substrate and divided in a length direction; second wiring whose one set of ends are connected to the second bar-shaped to transparent electrode and whose the other set of ends are arranged on one side of the second transparent substrate; and an adhesive layer disposed between the first bar-shaped transparent electrode and the second bar-shaped transparent electrode such that the first bar-shaped transparent electrode and the second bar-shaped transparent electrode face each other.
    Type: Application
    Filed: July 3, 2013
    Publication date: November 7, 2013
    Inventors: Woon Chun KIM, Jong Young LEE, Kyoung Soo CHAE, Yong Soo OH
  • Patent number: 8576196
    Abstract: Disclosed herein are a touch screen and a method of manufacturing the same. The touch screen includes: a transparent substrate; a transparent electrode formed on the transparent substrate and including a sensing part sensing a touch input and an extension part extending from the sensing part to an edge of the transparent substrate; a wiring electrode formed at the edge of the transparent substrate and spaced apart from the extension part of the transparent electrode; and a conductive paste formed at the edge of the transparent substrate and covering both the extension part and the wiring electrode so as to electrically connect the transparent electrode to the wiring electrode, whereby the transparent electrode is formed after the wiring electrode is formed and the wiring electrode is connected to the transparent electrode through the conductive paste, thereby preventing the transparent electrode from being damaged.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: November 5, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd
    Inventors: Woon Chun Kim, Yong Soo Oh, Sang Hwan Oh, Jong Young Lee
  • Publication number: 20130230938
    Abstract: The present invention relates to a GaN based nitride based light emitting device improved in Electrostatic Discharge (ESD) tolerance (withstanding property) and a method for fabricating the same including a substrate and a V-shaped distortion structure made of an n-type nitride semiconductor layer, an active layer and a p-type nitride semiconductor layer on the substrate and formed with reference to the n-type nitride semiconductor layer.
    Type: Application
    Filed: April 1, 2013
    Publication date: September 5, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Won KANG, Yong Chun KIM, Dong Hyun CHO, Jeong Tak OH, Dong Joon KIM
  • Patent number: 8513036
    Abstract: A photonic quantum ring (PQR) laser includes an active layer having a multi-quantum-well (MQW) structure and etched lateral face. The active layer is formed to be sandwiched between p-GaN and n-GaN layers epitaxially grown on a reflector disposed over a support substrate. A coating layer is formed over an outside of the lateral faces of the active layer, and upper electrode is electrically connected to an upper portion of the n-GaN layer, and a distributed Bragg reflector (DBR) is formed over the n-GaN layer and the upper electrode. Accordingly, the PQR laser is capable of oscillating a power-saving vertically dominant 3D multi-mode laser suitable for a low power display device, prevent the light speckle phenomenon, and generate focus-adjusted 3D soft light.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: August 20, 2013
    Assignee: Postech Academy-Industry Foundation
    Inventors: O Dae Kwon, Mi-Hyang Shin, Seung Eun Lee, Young-Heub Jang, Young Chun Kim, Junho Yoon
  • Patent number: 8496514
    Abstract: An intelligent energy saving ventilation control system capable of drastically reducing power consumption of the system. The system includes suction and exhaust ducts having a predetermined shape, a pre-filter disposed at an entry region of the suction duct, and a composite filter disposed behind the pre-filter. The system includes a fan motor disposed between the suction and exhaust ducts to linearly control an internal suction pressure in the suction duct; a turning angle motor for controlling a turning angle of the composite filter; an outdoor air sensor for measuring freshness of outdoor air, converting the measured result into an electrical signal, and outputting the signal; and a control unit for controlling operations of the turning angle motor and the fan motor in order to control an aperture angle of the composite filter and an internal pressure in the suction duct.
    Type: Grant
    Filed: September 19, 2008
    Date of Patent: July 30, 2013
    Assignee: Konkuk University Industrial Cooperation Corp.
    Inventors: Jo Chun Kim, Sang Gwi Chung, Youn Suk Son, Young Sunwoo
  • Publication number: 20130166449
    Abstract: A method and an apparatus for authorizing online financial transactions are provided. The apparatus for authorizing online financial transactions includes: randomly selecting, using an apparatus for authorizing online financial transactions, a portion of main transaction information corresponding to a user and combining the selected information to create authorization information; converting the authorization information into a form displayed to the user through a specific process; providing the main transaction information and the converted authorization information to the user; receiving user select information, which is recognized by the user and is part of the main transaction information, and the converted authorization information provided to the user; and comparing the user select information with the authorization information and determining whether the user recognizes the authorization information based on the comparison results.
    Type: Application
    Filed: May 25, 2012
    Publication date: June 27, 2013
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jung-Hwan MOON, Byung-Joon KIM, Hyoung-Chun KIM, Sang-Woo PARK, E-Joong YOON
  • Publication number: 20130157022
    Abstract: There are provided a transparent panel and a method of manufacturing the same. The transparent panel includes a transparent substrate; and a transparent electrode layer formed on the transparent substrate, wherein the transparent electrode layer includes a first area having non-electrical conductivity and a second area having electrical conductivity, and the first area includes a graphene oxide, and the second area includes a reduced graphene oxide. Accordingly, a sensing electrode may be formed without a step to thereby minimize a pattern exposure phenomenon, and the manufacturing process may be simplified.
    Type: Application
    Filed: September 14, 2012
    Publication date: June 20, 2013
    Inventors: Woon Chun KIM, Kang Heon HUR, Kyu Sang LEE
  • Patent number: 8466891
    Abstract: Disclosed is a touch panel 100, which includes a transparent substrate 110 that includes a base part 120 and a projection part 130 projected from the base part 120, a transparent electrode 140 that is formed on the base part 120, signal wirings 150 that are formed on the transparent substrate, having one end connected to the transparent electrode 140 and the other end extended to the projection part 130, and a controller 160 that is disposed on the projection part 130 and is directly connected to the other end of the signal wiring 150. The touch panel directly connects the signal wirings 150 to the controller 160 by adopting the projection part 130 to the transparent electrode 140, thereby making it possible to omit the flexible printing cable requiring manual work, and thus allows the roll to roll (R2R) process, thereby making it possible to automate the entire manufacturing process of the touch panel 100.
    Type: Grant
    Filed: June 24, 2010
    Date of Patent: June 18, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Woon Chun Kim, Yong Soo Oh, Jong Young Lee
  • Publication number: 20130130020
    Abstract: There is provided an electrode paste composition, an electrode for an electronic device using the same, and a method of manufacturing the same. The electrode for an electronic device includes: a substrate; a thin film layer formed on the substrate, the thin film layer including reduced graphene oxide (rGO); and an oxide layer formed between the substrate and the thin film layer. The electrode for an electronic device may have excellent uniform resistivity and electrical conductivity since the electrode is formed by coating the substrate with a solution containing graphene oxide having superior dispersibility and reducing the graphene oxide.
    Type: Application
    Filed: September 14, 2012
    Publication date: May 23, 2013
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Woon Chun Kim, Kang Heon Hur