Patents by Inventor Jung Hwang

Jung Hwang 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).

  • Publication number: 20130280610
    Abstract: Provided is a composite electrode for a lithium secondary battery for improving output and a lithium secondary battery including the composite electrode, in which, in a composite electrode having two or more active materials mixed therein, an active material having a small particle size is included in the composite electrode by being coagulated and secondarily granulated so as to allow mixed active material particles to have a uniform size, and thus, electrical conductivity is improved to have high output characteristics.
    Type: Application
    Filed: January 10, 2013
    Publication date: October 24, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Sun Jung Hwang, Sin Kyu Kim, Yong Tae Lee, Hyun Kuk Noh, Geun Chang Chung, Keun Wan An
  • Patent number: 8546901
    Abstract: A high sensitivity image sensor including a pixel, the pixel including a single electron field effect transistor (SEFET), the SEFET including a first conductive type well in a second conductive type substrate, second conductive type source and drain regions in the well and a first conductive type gate region in the well between the source and the drain regions.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: October 1, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eric R. Fossum, Dae-Kil Cha, Young-Gu Jin, Yoon-Dong Park, Soo-Jung Hwang
  • Publication number: 20130221283
    Abstract: Provided are a positive electrode active material for improving an output and a lithium secondary battery including the same. Particularly, graphite and conductive carbon which have shapes and sizes different from each other, may be simultaneously coated on a mixed positive electrode material of a 3-component system lithium-containing metal oxide having a layered structure and expressed as following Chemical Formula 1 and LiFePO4 having an olivine structure as an conductive material to improve high resistance occurrence and conductivity reduction phenomenon of a 3-component system lithium metal oxide due to a difference between particle sizes and surface areas of the 3-component system lithium-containing metal oxide and LiFePO4 olivine. Li1+aNixCoyMn1-x-yO2, 0?a<0.5, 0<x<1, 0<y<0.
    Type: Application
    Filed: August 3, 2012
    Publication date: August 29, 2013
    Applicant: LG CHEM. LTD.
    Inventors: Song Taek OH, Sung Kyun CHANG, Sin Young PARK, Sun Jung HWANG, Jin Hyung LIM, Geun Chang CHUNG, Sin Kyu KIM, Jung Seok CHOI, Keun Wan AN
  • Patent number: 8520104
    Abstract: An image sensor device may include a dual-gated charge storage region within a substrate. The dual-gated charge storage region includes first and second diodes within a common charge generating region. This charge generating region is configured to receive light incident on a surface of the image sensor device. The first and second diodes include respective first conductivity type regions responsive to first and second gate signals, respectively. These first and second gate signals are active during non-overlapping time intervals.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: August 27, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eric R. Fossum, Young Gu Jin, Soo Jung Hwang, Dae Kil Cha, Yoon Dong Park, Jung Chak Ahn, Kyoung Sik Moon
  • Patent number: 8486160
    Abstract: A rechargeable battery comprises: an electrode assembly comprising a plurality of positive electrode plates, a plurality of negative electrode plates, and a plurality of separators; and a case enclosing the electrode assembly; wherein each separator in the plurality of separators comprises a central portion facing at least one of the positive and negative electrode plates, and an extended portion that extends past the positive and negative electrode plates, and wherein each of the extended portion comprises an adhered portion that is adhered to adjacent extended portions.
    Type: Grant
    Filed: December 3, 2010
    Date of Patent: July 16, 2013
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Po-Jung Hwang, Seung-Jae Lee, Yoo-Myung Kang, Jae-Do Ahn, Jae-Min Yang, Jeong-Heon Lee, Byeong-Yeol Song, Jae-Hyun Hwang, Sung-Soo Kim, Sae-Weon Roh
  • Publication number: 20130135823
    Abstract: A semiconductor package usable with a mobile device includes a circuit board including conductive wirings therein and contact terminals on a rear surface thereof, an integrated circuit chip positioned on a front surface of the circuit board and electrically connected to the conductive wirings, a cover including at least an opening, and to cover the integrated circuit chip such that a flow space is provided around the integrated circuit chip and the opening communicates with the flow space, and an air flow generator positioned on the cover to generate a compulsory air flow through the flow space and the opening, thereby dissipating heat out of the semiconductor package from the integrated circuit chip by the compulsory air flow.
    Type: Application
    Filed: August 29, 2012
    Publication date: May 30, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ji-Chul Kim, Jin-Kwon Bae, Mi-Na Choi, Hee-Jung Hwang
  • Patent number: 8416166
    Abstract: An LCD device adapted to prevent a malfunction caused by an electrical current leaking through an electrostatic discharger is disclosed. The LCD device includes the floating line disposed between common line and gate lines or data lines. Electrostatic dischargers are connected between the common line and the floating line as well as between the floating line and the gate lines or the data lines. As such, the LCD device blocks the leakage current caused by the common voltage on the common line from flowing through the electrostatic dischargers. Therefore, the LCD device prevents the increase of electric current consumption and a horizontal defect.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: April 9, 2013
    Assignee: LG Display Co. Ltd.
    Inventors: Dong Uk Shin, Kyung Tae Park, Chang Yeop Shin, Yun Jung Hwang, Wan Jin Seo
  • Patent number: 8317418
    Abstract: An imaging apparatus includes a focal plane shutter that has a simple mechanical structure, is easily manufactured and controlled, and provides a live view function. The focal plane shutter includes: a front curtain assembly including two or more front curtain links and two or more front curtain blades, wherein bosses are formed at one of the front curtain links and the front curtain blades, holes are formed in the remaining one of the front contain links and the front curtain blades, and the bosses are inserted into the holes; and a rear curtain assembly including two or more rear curtain links and two or more rear curtain blades, wherein bosses are formed at one of the rear curtain links and the rear curtain blades, holes are formed in the remaining one of the rear curtain links and the rear curtain blades, and the bosses are inserted into the holes.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: November 27, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jae-jung Hwang
  • Patent number: 8183046
    Abstract: A method for preparing a composition that includes selecting a pH of the composition; selecting a first buffer with a negative temperature coefficient; selecting a second buffer with a positive temperature coefficient; and forming the composition comprising the first buffer and the second buffer. The composition has an average temperature coefficient, ?pH/?T(Ta,Tb)?1×10?3 pH-unit/K and a ?pH(Ta,Tb)?0.31 pH-unit for Ta=4 K and Tb=313 K.
    Type: Grant
    Filed: January 11, 2007
    Date of Patent: May 22, 2012
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Yi Lu, Hee-Jung Hwang, Nathan Sieracki, Dewain Garner
  • Patent number: 8150164
    Abstract: A system and method for identifying an image based on singular value decomposition is provided. The system includes: a feature point extracting module for extracting at least one of feature points from an input image using strength of a Gaussian curvature of each pixel from the input image; an identifier detecting module for detecting a local identifier based on SVD (singular value decomposition) for blocks adjacent to the extracted feature points; and a matching module for determining whether an image is duplicated or not by comparing the detected local identifier from the identifier detecting module with an image database storing at least one of images.
    Type: Grant
    Filed: August 1, 2007
    Date of Patent: April 3, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Weon Geun Oh, Hyeong Yong Jeon, Chi Jung Hwang
  • Publication number: 20120054086
    Abstract: The present invention relates to a carbon dioxide monitoring apparatus for vehicles, and to a carbon dioxide management system and carbon dioxide management method using same. It is an aim of the present invention to provide a carbon dioxide monitoring apparatus for vehicles, as well as a carbon dioxide management system and a carbon dioxide management method using same, which enable drivers and passengers to visually check the amount of carbon dioxide emitted by vehicles to alert the drivers and passengers to the emission of carbon dioxide, and which compensate vehicle owners for reducing the emission of carbon dioxide by maintaining a constant travel speed or the like, thereby correcting driving habits and reducing the emission of carbon dioxide, thus achieving environmentally-friendly fuel-saving effects.
    Type: Application
    Filed: April 8, 2010
    Publication date: March 1, 2012
    Inventor: Jung Hwang Choi
  • Publication number: 20120007028
    Abstract: The present invention relates to polymer-silicon composite particles using silicon having high energy density, a method of making the same, an anode and a lithium secondary battery including the same. The silicon having high energy density is used as an anode active material to provide a lithium secondary battery having large capacity. Silicon-polymer composite particles having a metal plated on the surface thereof are provided to solve the problem that silicon has low electrical conductivity and a method of preparing the same is provided to produce an electrode having improved electrical conductivity. Furthermore, silicon-polymer composite particles having a metal coated on the surface thereof through electroless plating are prepared and an electrode is formed using the silicon-polymer composite particles.
    Type: Application
    Filed: July 11, 2011
    Publication date: January 12, 2012
    Applicant: LG CHEM, LTD.
    Inventors: Sun Jung Hwang, Dong Seok Shin, Yoon Kyung Kwon, Geun Chang Chung, Jung Seok Choi
  • Publication number: 20110316144
    Abstract: A heat sink includes a first adhesive layer, and a heat dissipation layer disposed on the first adhesive layer, and has ventilation ports that extend therethrough including through the first adhesive layer and the heat dissipation layer. The heat sink forms an outermost part of a semiconductor package. Thus, when the heat sink is bonded via its adhesive layer to underlying structure during a manufacturing process, the ventilation ports allow air to pass therethrough. As a result, air is not trapped in the form of bubbles between the heat sink and the underlying structure.
    Type: Application
    Filed: June 13, 2011
    Publication date: December 29, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-Wook Yoo, Kyoung-Sei Choi, Eun-Seok Cho, Mi-Na Choi, Hee-Jung Hwang, Se-Ran Bae
  • Publication number: 20110304763
    Abstract: An image sensor chip, a camera module, and devices incorporating the image sensor chip and camera module include a light receiving unit on which light is incident, a logic unit provided to surround the light receiving unit, and an electromagnetic wave shielding layer formed on the logic unit and not formed on the light receiving unit.
    Type: Application
    Filed: April 27, 2011
    Publication date: December 15, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Mi-Na Choi, Kyoung-Sei Choi, Hee-Seok Lee, Yong-Hoon Kim, Hee-Jung Hwang, Se-Ran Bae
  • Publication number: 20110158635
    Abstract: An imaging apparatus includes a focal plane shutter that has a simple mechanical structure, is easily manufactured and controlled, and provides a live view function. The focal plane shutter includes: a front curtain assembly including two or more front curtain links and two or more front curtain blades, wherein bosses are formed at one of the front curtain links and the front curtain blades, holes are formed in the remaining one of the front contain links and the front curtain blades, and the bosses are inserted into the holes; and a rear curtain assembly including two or more rear curtain links and two or more rear curtain blades, wherein bosses are formed at one of the rear curtain links and the rear curtain blades, holes are formed in the remaining one of the rear curtain links and the rear curtain blades, and the bosses are inserted into the holes.
    Type: Application
    Filed: December 28, 2010
    Publication date: June 30, 2011
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Jae-jung Hwang
  • Patent number: 7969442
    Abstract: A method for producing cartoon animation using character animation and mesh deformation is provided. The system includes a motion analysis module, a mesh deformation module, a motion deformation module, and a skinning module. The motion analysis module receives existing motion data having information about non-deformed motions of a character, and extracts parameters from the existing motion data by analyzing an animation value that a character's each joint has. The mesh deformation module receives existing mesh data having information about an external appearance of a character and existing skinning data having information for cohering the parameters or bones with mesh, and generates deformed mesh data. The motion deformation module receives the existing motion data and deforms motion using the parameters. The skinning module receives the deformed mesh data, the deformed motion data, and the existing skinning data and generates character animation data having cartoon like motion.
    Type: Grant
    Filed: September 17, 2007
    Date of Patent: June 28, 2011
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ji Hyung Lee, Hee Jeong Kim, Bo Youn Kim, Seung Hyup Shin, Yoon-Seok Choi, Seong-gyu Park, Jong-Myung Kim, Sun-Woo Yang, Bon Ki Koo, Jung-Ju Choi, Chi-Jung Hwang
  • Publication number: 20110151307
    Abstract: A rechargeable battery comprises: an electrode assembly comprising a plurality of positive electrode plates, a plurality of negative electrode plates, and a plurality of separators; and a case enclosing the electrode assembly; wherein each separator in the plurality of separators comprises a central portion facing at least one of the positive and negative electrode plates, and an extended portion that extends past the positive and negative electrode plates, and wherein each of the extended portion comprises an adhered portion that is adhered to adjacent extended portions.
    Type: Application
    Filed: December 3, 2010
    Publication date: June 23, 2011
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Po-Jung Hwang, Seung-Jae Lee, Yoo-Myung Kang, Jae-Do Ahn, Jae-Min Yang, Jeong-Heon Lee, Byeong-Yeol Song, Jae-Hyun Hwang, Sung-Soo Kim, Sae-Weon Roh
  • Publication number: 20110123857
    Abstract: A rechargeable battery includes an electrode assembly having a plurality of first electrodes each including a first coated region coated with a first active material and a first uncoated region having a first alignment opening and a second alignment opening, a plurality of second electrodes each including a second coated region coated with a second active material and a second uncoated region having a third alignment opening and a fourth alignment opening, a separator between each first coated region and each second coated region; and a case housing the electrode assembly, wherein the first alignment openings are substantially aligned with each other, the second alignment openings are substantially aligned with each other, the third alignment openings are substantially aligned with each other, and the fourth alignment openings are substantially aligned with each other.
    Type: Application
    Filed: September 14, 2010
    Publication date: May 26, 2011
    Inventors: Po-Jung Hwang, Seung-Jae Lee, Yoo-Myung Kang, Jae-Do Ahn, Jae-Min Yang, Jeong-Heon Lee, Byeong-Yeol Song, Jae-Hyun Hwang, Sung-Soo Kim, Sae-Weon Roh
  • Patent number: 7929330
    Abstract: A memory device may include a cathode, an anode, a link connected to the anode, and a first connection element that connects the link to the cathode. The link and the anode may be located in a position lower than that of the cathode or the link and the anode may be located in a position higher than that of the cathode. Also, the cathode, the anode, the link, and the first connection element may be formed on the same plane.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: April 19, 2011
    Assignees: Samsung Electronics Co., Ltd., Seoul National University Industry Foundation
    Inventors: Deok-kee Kim, Ha-young You, Young-chang Joo, Jung-hun Sung, Soo-jung Hwang, Sung-yup Jung
  • Patent number: D657970
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: April 24, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hyun Jung Hwang, Chin Soo Hyon, So Jin Park