Patents by Inventor Jin Chun

Jin Chun 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).

  • Multilayer ceramic capacitor and method of manufacturing the same
    Patent number: 9082557
    Abstract: There is provided a multilayer ceramic capacitor including a ceramic body including dielectric layers, first and second internal electrodes formed within the ceramic body and disposed to face each other, having the dielectric layer interposed therebetween, first and second electrode layers disposed on outer surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively, a conductive resin layer disposed on the first and second electrode layers and containing copper powder, a nickel plating layer disposed on an outer portion of the conductive resin layer, and a copper-nickel alloy layer disposed between the conductive resin layer and the nickel plating layer and having a thickness of 1 to 10 nm.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: July 14, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byoung Jin Chun, Byung Jun Jeon, Kyung Pyo Hong, Jae Hwan Han
  • POWER SUPPLY DEVICE AND POWER SUPPLY METHOD USING THE SAME
    Publication number: 20150130533
    Abstract: A power supply for supplying power to a chipset includes a first voltage regulating circuit, which is configured to convert an applied power supply signal into a group of first supply voltages, and a second voltage regulating circuit, which is configured to convert the applied power supply signal into a group of second supply voltages. A control circuit is provided, which is configured to selectively enable the second voltage regulating circuit to generate the group of second supply voltages. An output discharge circuit is provided, which is configured to discharge an output stage of the first voltage regulating circuit in response to a transition of the first voltage regulating circuit from an active state to an inactive state. This transition of the first voltage regulating circuit from an active state to an inactive state can occur in response to a change in magnitude of the power supply signal.
    Type: Application
    Filed: October 8, 2014
    Publication date: May 14, 2015
    Inventors: Sang Hun Jeon, Ho-Jin Chun
  • Movable lift device having rotatable bed
    Patent number: 9021633
    Abstract: A movable lift device including a rotatable bed which can be lifted or rotated by a user, with laying a user thereon. The movable lift device having a rotatable bed includes a base frame comprising a plurality of wheels installed therein; a post rotatably coupled to the base frame, the post upwardly extended from the base frame a predetermined length in an “L” shape; and a bed comprising a bed part that is able to ascend along the post, the bed part allowing a user to lie thereon. The post rotatably supporting the bed has an “L” shape and the supporting point of the post rotatably supporting the bed is formed in the center of the base frame, such that the structure may be stably maintained even when the bed having the patient lying thereon is rotated, only to prevent an accident of overturning the movable lift device.
    Type: Grant
    Filed: November 15, 2010
    Date of Patent: May 5, 2015
    Assignee: Korea Institute of Industrial Technology
    Inventors: Kyeoung Jin Chun, Cheol Woong Ko, Soo Taek Kim, Deok Yeon Cho
  • Conductive resin composition, multilayer ceramic capacitor having the same, and method of manufacturing the multilayer ceramic capacitor
    Patent number: 9019690
    Abstract: There is provided a conductive resin composition including 10 to 50 wt % of a gel type silicon rubber such as polydimethylsiloxane (PDMS), and 50 to 90 wt % of conductive metal powder particles.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: April 28, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kyung Pyo Hong, Hyun Hee Gu, Byoung Jin Chun, Jae Hwan Han
  • MULTILAYER CERAMIC CAPACITOR, MANUFACTURING METHOD THEREOF, AND BOARD HAVING THE SAME MOUNTED THEREON
    Publication number: 20150090483
    Abstract: There is provided a multilayer ceramic capacitor including: a ceramic body including dielectric layers and internal electrodes; an electrode layer disposed on an outer surface of the ceramic body and electrically connected to the internal electrodes; a first composite resin layer disposed on the electrode layer and including a first conductive powder; and a second composite resin layer disposed on the first composite resin layer and including a second conductive powder different from the first conductive powder.
    Type: Application
    Filed: December 24, 2013
    Publication date: April 2, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Je Ik MOON, Byoung Jin CHUN, Hang Kyu CHO, Jae Hwan HAN
  • MULTILAYER CERAMIC ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150092316
    Abstract: A multilayer ceramic electronic component includes a ceramic body including internal electrodes and dielectric layers, and an electrode layer disposed on at least one surface of the ceramic body and electrically connected to the internal electrodes. A conductive resin layer containing metal particles and a base resin is disposed on the electrode layer. When a weight ratio of metal to carbon in a surface portion of the conductive resin layer is defined as A, and a weight ratio of metal to carbon in an internal portion of the conductive resin layer is defined as B, A is greater than B.
    Type: Application
    Filed: June 30, 2014
    Publication date: April 2, 2015
    Inventors: Byoung Jin CHUN, Je Ik MOON, Jae Hwan HAN, Seung Hee YOO
  • Platform of electric-movable bed for bedsore prevention capable of adjusting shaft according to user body type and method for controlling position change period thereof
    Patent number: 8984686
    Abstract: There is disclosed a platform of an electric-movable bed for preventing bedsores and capable of changing a shaft including a plate unit. The platform includes a plurality of main plates rotatably provided to support the human body, a plurality of sub plates rotatably and hingedly coupled to the main plates, respectively, and a locking part provided between each main plate and each sub plate to enable or lock the rotation of each main plate or sub plate, the plate unit being configured to selectively rotate a corresponding portion to a position of the joint according to a user's body type; a first driving unit configured to tilt an upper part of the human body lying on the plate unit; and a second driving unit configured to tilt a lower part of the human body lying on the plate unit.
    Type: Grant
    Filed: June 8, 2011
    Date of Patent: March 24, 2015
    Assignee: Korea Institute of Industrial Technology
    Inventors: Do Hyung Lim, Kyeoung Jin Chun, Jae Soo Hong, Hyun Ho Choi
  • PRINTED CIRCUIT BOARD
    Publication number: 20150062850
    Abstract: Disclosed herein is a printed circuit board of a build-up structure in which an insulating layer and a circuit layer are stacked on a core layer, the core layer including: an electronic chip cavity in which an electronic chip is accommodated; and a dummy chip cavity in which a dummy chip is accommodated to offset warpage by the electronic chip.
    Type: Application
    Filed: December 12, 2013
    Publication date: March 5, 2015
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Cheol Ho CHOI, Sung Jin Chun, Seok Kyu Lee, Dong Hoon Kim
  • CONDUCTIVE PASTE COMPOSITION FOR EXTERNAL ELECTRODE AND MULTILAYER CERAMIC ELECTRONIC COMPONENT INCLUDING THE SAME
    Publication number: 20150022940
    Abstract: There is provided a conductive paste composition for an external electrode, the conductive paste composition including a polymer resin, spherical first conductive metal particles included in the polymer resin and being hollow in at least a portion thereof, and second conductive metal particles of a flake shape included in the polymer resin and being hollow in at least a portion thereof.
    Type: Application
    Filed: October 23, 2013
    Publication date: January 22, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Hwan HAN, Byoung Jin Chun, Kyung Pyo Hong, Hyun Hee Gu, Byung Jun Jeon
  • PARTICULATE MATTER SENSOR UNIT
    Publication number: 20150020576
    Abstract: A particulate matter sensor unit may include a sensor portion of an electrostatic induction type that may be reacted when a particulate matter having electric charge may be passing the vicinity thereof, a protection pad that the sensor portion may be bonded on one side thereof through a conductive paste, an heater electrode that may be formed on the protection pad and burns the particulate matters that may be disposed on the sensor portion to eliminate them, and a sensor electrode that may be formed on the protection pad to transfer a signal that may be generated by the sensor portion to an outside.
    Type: Application
    Filed: December 31, 2013
    Publication date: January 22, 2015
    Applicants: SNU R&DB FOUNDATION, Hyundai Motor Company
    Inventors: Jin Ha Lee, Sera Lim, Kuk-jin Chun, Junyong Lee, Kyoung doug Min, Seounghyeon Lee, Young Jae Kim
  • Organic light emitting display and mother substrate thereof
    Patent number: 8937584
    Abstract: An organic light emitting display includes a display unit that includes scan lines and data lines. First sub-pixels, second sub-pixels, and third sub-pixels that emit light corresponding to different colors are repeatedly arranged in a uniform pattern. The organic light emitting display also includes a scan driver for supplying scan signals to the scan lines; a data driver coupled to one end of each of the data lines for supplying data signals to the data lines; a switch unit coupled between the one end of each of the data lines and the data driver to transmit the data signals supplied from output lines of the data driver to the data lines; and a test circuit unit including transistors coupled to other ends of the data lines. The first sub-pixels and the second sub-pixels are alternately arranged in same columns and the third sub-pixels are arranged in columns adjacent to the same columns.
    Type: Grant
    Filed: June 1, 2010
    Date of Patent: January 20, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Kyu Kwak, Dong-Wook Park, Hae-Jin Chun
  • SEMICONDUCTOR CHIP AND STACKED TYPE SEMICONDUCTOR PACKAGE HAVING THE SAME
    Publication number: 20150008588
    Abstract: The disclosure relates to a semiconductor chip and a stacked type semiconductor package having the same. The semiconductor chip includes: a semiconductor chip body having a first surface formed with a plurality of bonding pads and a second surface which is opposite to the first surface, a plurality of first and second through electrodes that pass through the semiconductor chip body and one ends thereof are electrically connected to the bonding pads, an insulating layer formed over the second surface of the semiconductor chip body such that the other ends of the first and second through electrodes are not covered by the insulating layer, and a first heat spreading layer formed over the insulating layer.
    Type: Application
    Filed: December 23, 2013
    Publication date: January 8, 2015
    Applicant: SK hynix, Inc.
    Inventors: Jong Hoon KIM, Jae Hyun SON, Byoung Do LEE, Kuk Jin CHUN, Woong Kyu CHOI
  • Organic light emitting display
    Patent number: 8907869
    Abstract: An organic light emitting display is provided. In each circuit of pixels constituting a pixel unit, a transistor for providing an initialization voltage is arranged so that leakage current is reduced when the transistor is turned off. When the transistor is implemented as a dual gate transistor with a similar transistor from an adjacent pixel, layout space may be conserved.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: December 9, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventor: Hae-Jin Chun
  • GPS signal reception apparatus and method
    Patent number: 8896479
    Abstract: A Global Positioning System (GPS) signal reception apparatus including a GPS antenna unit, a GPS signal selection unit, and a jamming signal detection unit is provided. The GPS antenna unit includes a first-type antenna and a plurality of second-type antennas which have directivities different from each other. The GPS signal selection unit selects any one of the first-type antenna and the plurality of second-type antennas as a selected antenna. The jamming signal detection unit detects a jamming signal present in a GPS signal by analyzing the GPS signal which is received via the selected antenna.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: November 25, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jin-Chun Wang, Dong-Hoon Shin, Ui-Jung Kim, Dae-Heon Lee, Hae-Yong Yang, Seong-Taek Chee
  • Porous Separator for a Secondary Battery Including Cellulose Nanofibers and Method For Manufacturing Same
    Publication number: 20140335424
    Abstract: The present invention relates to a separator for secondary battery including cellulose nanofibers, and to a method for fabricating the same. The separator has a porous structure of micropores formed between the cellulose nanofibers. The porous structure has a porosity of 10 to 80% (v/v) and a pore size of 0.01 to 10 ?m. The separator has a thickness of 5 to 30 ?m. The separator has good properties in regards to thermal stability, dimensional stability, wettability, and electrochemical stability, and the fabrication process can be simplified to reduce the production cost.
    Type: Application
    Filed: December 8, 2011
    Publication date: November 13, 2014
    Applicant: The Republic of Korea (Forestry Administration Forestry Research Institute)
    Inventors: Sun Young Lee, Sang Young Lee, Sang Jin Chun, Geum Hyun Doh
  • Mine detector detachably attached to combat boot
    Patent number: 8820208
    Abstract: Provided is a mine detector detachably attached to the combat boot, which includes a main body detachably attached to the combat boot, and provided with a power supply, a signal transmitting part and a signal receiving part, and a detection part detachably attached to the combat boot, and provided with an antenna connected to the main body.
    Type: Grant
    Filed: July 11, 2012
    Date of Patent: September 2, 2014
    Assignee: Defense Agency for Technology and Quality
    Inventors: Ji Hoon Kim, Jae Yong Jee, Jin Chun Ju, Kun Sung Ryu, Yong Hwa Kim, Sang Won Park, Kang Wook Kim
  • MULTILAYER CERAMIC ELECTRONIC COMPONENT
    Publication number: 20140233147
    Abstract: There is provided a multilayer ceramic electronic component, including a ceramic body including dielectric layers; a plurality of internal electrodes stacked within the ceramic body, and external electrodes formed on external surfaces of the ceramic body and electrically connected to the internal electrodes, wherein the external electrodes include a metal layer and a conductive resin layer formed on the metal layer, the conducive resin layer containing a copper powder and an epoxy resin, the copper powder including a first copper powder having a content of 10 wt % or more and a particle diameter of 2 ?m or greater and a second copper powder having a content of 5 wt % or more and a particle diameter of 0.7 ?m or smaller, the first copper powder being a mixture of spherical powder particles and flake type powder particles.
    Type: Application
    Filed: April 26, 2013
    Publication date: August 21, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyung Pyo HONG, Byung Jun JEON, Byoung Jin CHUN, Jae Hwan HAN
  • MULTILAYER CERAMIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20140204502
    Abstract: There is provided a multilayer ceramic capacitor including a ceramic body including dielectric layers, first and second internal electrodes formed within the ceramic body and disposed to face each other, having the dielectric layer interposed therebetween, first and second electrode layers disposed on outer surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively, a conductive resin layer disposed on the first and second electrode layers and containing copper powder, a nickel plating layer disposed on an outer portion of the conductive resin layer, and a copper-nickel alloy layer disposed between the conductive resin layer and the nickel plating layer and having a thickness of 1 to 10 nm.
    Type: Application
    Filed: July 3, 2013
    Publication date: July 24, 2014
    Inventors: Byoung Jin CHUN, Byung Jun JEON, Kyung Pyo HONG, Jae Hwan HAN
  • Senior friendly shower carrier
    Patent number: 8776289
    Abstract: There is disclosed a senior-friendly shower carrier comprising a bed; a housing part comprising a second housing, a first housing coupled to a lower portion of the bed to elevate to an upper portion of the second housing and a third housing that elevates to a lower portion of the second housing; a first elevating module comprising a driving motor having a shaft provided therein, a fixing part, a power transmitting part which transmits a rotational force of the shaft to the fixing part, and a moving part which elevates the first housing upwardly, moving along the rotation of the fixing part upwardly and downwardly; and a second elevating module comprising a driving motor having a shaft provided therein, a fixing part, a power transmitting part which transmits a rotational force of the shaft to the fixing part, and a moving part which elevates the third housing downwardly.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: July 15, 2014
    Assignee: Korea Institute of Industrial Technology
    Inventors: Cheol Woong Ko, Kyeoung Jin Chun, Soo Taek Kim, Deok Yeon Cho, Yeong Chan Kwak
  • CONDUCTIVE RESIN COMPOSITION, MULTILAYER CERAMIC CAPACITOR HAVING THE SAME, AND METHOD OF MANUFACTURING THE MULTILAYER CERAMIC CAPACITOR
    Publication number: 20140192453
    Abstract: There is provided a conductive resin composition including 10 to 50 wt % of a gel type silicon rubber such as polydimethylsiloxane (PDMS), and 50 to 90 wt % of conductive metal powder particles.
    Type: Application
    Filed: March 11, 2013
    Publication date: July 10, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyung Pyo HONG, Hyun Hee GU, Byoung Jin CHUN, Jae Hwan HAN