Patents by Inventor Kyu Kang

Kyu Kang 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: 8704235
    Abstract: A flat panel display including a semiconductor circuit, and a method of manufacturing the semiconductor circuit are disclosed. In one embodiment, the semiconductor circuit includes i) a substrate, ii) a semiconductor layer and a first capacitor electrode formed on the substrate, the first capacitor electrode being doped to be conductive, iii) an insulating layer covering the semiconductor layer and the first capacitor electrode, iv) a gate electrode disposed on the insulating layer and corresponding to a portion of the semiconductor layer, and v) a second capacitor electrode disposed on the insulating layer and corresponding to the first capacitor electrode, wherein the gate electrode is thicker than the second capacitor electrode.
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: April 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul-Kyu Kang, Do-Hyun Kwon, Ju-Won Yoon, Jong-Hyun Choi, June-Woo Lee
  • Publication number: 20140106649
    Abstract: Wafer processing methods are provided. The methods may include cutting respective edges of a wafer and an adhesive a predetermined angle before grinding a back surface of the wafer.
    Type: Application
    Filed: October 17, 2013
    Publication date: April 17, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Tae-yeong KIM, Pil-kyu KANG, Byung-Iyul PARK, Jin-ho PARK
  • Patent number: 8678636
    Abstract: A light guide plate for a backlight. The light guide plate includes: a light source unit for generating light; a light guide plate proximate to the light source unit and including an upper surface and a lower surface; and a light emission pattern configured to diffuse a portion of the light directed toward an image display panel, and a first straight pattern configured to channel the light along a direction substantially parallel to a direction of propagation of the light generated by the light source unit, both the light emission pattern and the first straight pattern being disposed on one of the upper surface and the lower surface of the light guide plate, in which the first straight pattern has peaks and valleys formed in alternating and repeating manner in a direction substantially perpendicular to a direction of propagation of the light generated by the light source unit.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: March 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min-Young Song, Seong-Yong Hwang, Joong-Hyun Kim, Sang-Won Lee, Jin-Sung Choi, Ju-Hwa Ha, Jin Seo, Yong-Kyu Kang
  • Patent number: 8674906
    Abstract: An organic light emitting display device operates for an initializing period, a scan period and an emission period divided from one frame period. The organic light emitting display device includes: a data driver for supplying data signals to output lines; a connecting unit for selectively coupling a data line of data lines to a corresponding one of the output lines or an initial power supply, and being positioned between the output lines and the data lines; a second power driver for applying second power having a low level and a high level to pixels positioned at crossing regions of scan lines and the data lines; and a first control line commonly coupled to the pixels, in which each of the pixels includes an organic light emitting diode, and an anode electrode of the organic light emitting diode is supplied with a voltage of the initial power supply for the initializing period.
    Type: Grant
    Filed: January 10, 2011
    Date of Patent: March 18, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-In Hwang, Yong-Sung Park, Chul-Kyu Kang, Seong-Il Park
  • Patent number: 8669923
    Abstract: A pixel includes: an OLED; a first transistor having a first electrode coupled to a power source and a second electrode coupled to the OLED and configured to control a magnitude of current supplied to the OLED; a third transistor having a first electrode coupled a first node and a second electrode coupled to a gate electrode of the first transistor; a capacitor coupled between the first node and a second electrode of the first transistor; a second transistor having a first electrode coupled to the first node and a second electrode coupled to a data line and configured to be turned on when the third transistor is turned off; and a fourth transistor having a first electrode coupled to a gate electrode of the first transistor and a second electrode coupled to a reference power source and configured to be turned on and off concurrently with the second transistor.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: March 11, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: In-Ho Choi, Yong-Sung Park, Deok-Young Choi, Soon-Sung Ahn, Chul-Kyu Kang
  • Patent number: 8659513
    Abstract: A pixel capable of displaying images with substantially uniform luminance and an organic light emitting display device using the same are provided. An organic light emitting display device is driven in a frame divided into a reset period, a compensation period and an emission period. The organic light emitting display device includes pixels coupled to scan lines and data lines. First and second control lines are commonly coupled to the pixels. A control line driver supplies first and second control signals to the respective first and second control lines. A scan driver concurrently supplies a scan signal to the scan lines during a time in the reset and compensation periods. A data driver supplies a reset voltage to the data lines during the time in the reset and compensation periods.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: February 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Moo Choi, Chul-Kyu Kang, Keum-Nam Kim
  • Publication number: 20140048952
    Abstract: Semiconductor device including through via structure and redistribution structures is provided. The semiconductor device may include internal circuits on a first side of a substrate, a through via structure vertically penetrating the substrate to be electrically connected to one of the internal circuits, a redistribution structure on a second side of the substrate and electrically connected to the through via structure, and an insulating layer between the second side of the substrate and the redistribution structure. The redistribution structure may include a redistribution barrier layer and a redistribution metal layer, and the redistribution barrier layer may extend on a bottom surface of the redistribution metal layer and may partially surround a side of the redistribution metal layer.
    Type: Application
    Filed: July 17, 2013
    Publication date: February 20, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyu-Ha Lee, Pil-Kyu Kang, Tae-Yeong Kim, Ho-Jin Lee, Byung-Lyul Park, Gil-Heyun Choi
  • Patent number: 8654041
    Abstract: An organic light emitting display device includes a scan driver for sequentially supplying a scan signal through scan lines; a data driver for supplying an initial power through data lines during a first period of a time period when the scan signal is supplied through a corresponding scan line of the scan lines, and for supplying data signals to the data lines during a second period of the time period when the scan signal is supplied through the corresponding scan line, the second period following the first period; and pixels at crossing regions of the scan lines and the data lines.
    Type: Grant
    Filed: October 21, 2009
    Date of Patent: February 18, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul-Kyu Kang, Sang-Moo Choi, Keum-Nam Kim
  • Publication number: 20140035164
    Abstract: A semiconductor device includes a via structure having a top surface with a planar portion and a protrusion portion that is surrounded by the planar portion, and includes a conductive structure including a plurality of conductive lines contacting at least a part of the top surface of the via structure.
    Type: Application
    Filed: October 11, 2013
    Publication date: February 6, 2014
    Inventors: Kwang-jin Moon, Byung-lyul Park, Dong-chan Lim, Deok-young Jung, Gil-heyun Choi, Dae-lok Bae, Pil-kyu Kang
  • Publication number: 20140030368
    Abstract: The present invention relates to a composition for preventing or treating a respiratory disease containing an active ingredient in the form of a mixed herbal extract of Cnidii Rhizoma and Polygoni cuspidati Radix, and relates to a production method therefor. The mixed herbal extract of Cnidii Rhizoma and Polygoni cuspidati Radix has an outstanding 5-lipoxygenase suppressing activity, airway constriction suppressing activity, airway inflammation suppressing action, ear-swelling anti-inflammatory effect and antitussive and phlegm-loosening action, and has been confirmed to be useful in preventing or treating respiratory diseases including asthma, chronic obstructive pulmonary disease, acute and chronic bronchitis, allergic rhinitis, cough, expectoration, acute lower respiratory infections (bronchitis and bronchiolitis), and acute upper respiratory infections such an pharyngitis, tonsillitis and laryngitis.
    Type: Application
    Filed: January 30, 2012
    Publication date: January 30, 2014
    Applicant: WHANIN PHARMACEUTICAL CO., LTD.
    Inventors: Yong Baik Cho, Moon Kyu Kang, In Ho Jung, Jong Hyun Hur, Soon Han Kim, Kyoung Chul Jung, Je Young Lee, Seul Ki Kim, Jee Young Lee, Byung Chul Yu, Min-Kyong Hyon
  • Publication number: 20140024636
    Abstract: Provided is a sulfamide derivative having an adamantyl group represented by the following Formula 1, or a pharmaceutically acceptable salt thereof. The sulfamide derivative suppresses the activity of 11?-hydroxysteroid dehydrogenase type 1 (11?-HSD1), and is useful in the treatment of various diseases that are mediated by 11?-HSD1.
    Type: Application
    Filed: March 30, 2012
    Publication date: January 23, 2014
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Ki Young Kim, Jin Hee Ahn, Seung Kyu Kang, Sang Dal Rhee, Myung Ae Bae, Sung Hoon Ahn, Hee Youn Kim, Won Hoon Jung, Nam Sook Kang
  • Publication number: 20140006586
    Abstract: The present invention relates to a method for supporting the mobility of a device in an Internet Protocol version 6 (IPv6)-based wireless sensor network, and more particularly, to a method for supporting the mobility of a device by separating the identifier (ID) and the locator of the device in an IPv6 Low-power Wireless Personal Area Network (6LoWPAN)-based wireless sensor.
    Type: Application
    Filed: August 25, 2011
    Publication date: January 2, 2014
    Applicant: UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG-HEE UNIVERSITY ET AL
    Inventors: Choong Seon Hong, Jin Ho Kim, Jun Lee, Hyung Kyu Kang
  • Publication number: 20130329489
    Abstract: A MRAM includes a memory cell array of spin-transfer torque magnetic random access memory (STT-MRAM) cells and a source line commonly connected to the plurality of STT-MRAM cells. A source line voltage generator generates a source line driving voltage in response to an external power supply voltage and provides the source line driving voltage to the source line.
    Type: Application
    Filed: March 15, 2013
    Publication date: December 12, 2013
    Inventors: HYE-JIN KIM, Sang-Kyu Kang, Dong-Hyun Sohn, Dong-Min Kim, Kyu-Chan Lee
  • Publication number: 20130332503
    Abstract: An apparatus and a method for reducing power consumption of an Application Processor (AP) in an electronic device are provided. The electronic device includes a first processor for supporting a first Internet Protocol (IP) Multimedia Subsystem (IMS) protocol stack, and a second processor for supporting a second IMS protocol stack. The first processor includes an AP for processing a multimedia service, and the second processor includes at least one of a Communication Processor (CP), a Modem Processor (MP), and a Baseband Processor (BP) for processing a communication service.
    Type: Application
    Filed: June 7, 2013
    Publication date: December 12, 2013
    Inventors: Tae-Jeong BAE, Chin-Kyu KANG, Hye-Jeong KIM, Sang-Soo LEE
  • Patent number: 8576621
    Abstract: A nonvolatile memory device includes a control unit configured to measure a threshold voltage distribution of each of selected pages between a start voltage and an end voltage by performing a read operation on each page in response to a command set for analyzing the threshold voltage distribution, to compare the measured threshold voltage distribution with a reference threshold voltage distribution, and to determine a read voltage having a least amount of errors upon the read operation being performed.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: November 5, 2013
    Assignee: Hynix Semiconductor Inc.
    Inventor: Tai Kyu Kang
  • Patent number: 8570250
    Abstract: An organic light emitting display includes a pixel unit having pixels coupled to scan lines, first control lines, second control lines, data lines, and first and second power sources, a control line driver for providing a first control signal and a second control signal to the pixels through the first control lines and the second control lines, a scan driver for providing scan signals to the pixels through the scan lines, and a data driver for providing data signals to the pixels through data lines. The scan driver simultaneously supplies a first scan signal to the pixels through the scan signals. In the organic light emitting display, deviation in the threshold voltages of the driving transistors included in the pixels is compensated without a power swing so as to display an image with uniform brightness.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: October 29, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul-Kyu Kang, Yong-Sung Park, Young-In Hwang
  • Patent number: 8564139
    Abstract: Provided are semiconductor devices and methods of manufacturing the same. the device may include a semiconductor substrate, a first conductive pattern provided in the semiconductor substrate to have a first width at a surface level of the semiconductor substrate, a barrier pattern covering the first conductive pattern and having a second width substantially greater than the first width, a second conductive pattern partially covering the barrier pattern and having a third width substantially smaller than the second width, and an insulating pattern disposed on a sidewall of the second conductive pattern. The second width may be substantially equal to or less than to a sum of the third width and a width of the insulating pattern.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: October 22, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ho-Jin Lee, Pil-Kyu Kang, Seokho Kim, Byung Lyul Park, Kyu-Ha Lee, Hyunsoo Chung, Gilheyun Choi
  • Publication number: 20130260554
    Abstract: Provided are a semiconductor device and a method of manufacturing the semiconductor device. The semiconductor device includes a charge storage pattern formed on a substrate; a dielectric pattern formed on the charge storage pattern; a first conductive pattern including silicon doped with a first impurity of a first concentration, the first conductive pattern being disposed on the dielectric pattern; and a second conductive pattern including metal silicide doped with a second impurity of a second concentration, the second conductive pattern being disposed on the first conductive pattern. The first concentration may be higher than the second concentration.
    Type: Application
    Filed: May 30, 2013
    Publication date: October 3, 2013
    Inventors: Jeeyong Kim, Woonkyung Lee, Sunggil Kim, Jin-Kyu Kang, Jung-Hwan Lee, Bonyoung Koo, Kihyun Hwang, Byoungsun Ju, Jintae Noh
  • Patent number: 8546162
    Abstract: A method for forming a light guide layer with improved transmission reliability in a semiconductor substrate, the method including forming a trench in the semiconductor substrate, forming a cladding layer and a preliminary light guide layer in the trench such that only one of opposite side end portions of the preliminary light guide layer is in contact with an inner sidewall of the trench, and performing a thermal treatment on the substrate to change the preliminary light guide layer into the light guide layer.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: October 1, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Lok Bae, Byung-Lyul Park, Pil-Kyu Kang, Gil-Heyun Choi, Kwang-Jin Moon
  • Patent number: D697011
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: January 7, 2014
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventor: Won-kyu Kang