Patents by Inventor Yong Chun

Yong 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).

  • Publication number: 20170194928
    Abstract: The network filtering circuit includes a cable side for connection with a network cable, a physical side for connection with a mother board, and a plurality of transmission channels connected between the cable side and the physical side. Each of the transmission channels includes an autotransformer with a center tap sequentially connected by a capacitor and a resistor in series connection wherein a power supply is connected to a position of a circuit between the capacitor and the center tap, and another capacitor having a higher capacitance is linked to the resistor opposite to the capacitor. All transmission channels share the same capacitor having the higher capacitance to a same ground node.
    Type: Application
    Filed: December 30, 2016
    Publication date: July 6, 2017
    Inventors: YONG-CHUN XU, PING-CHANG TU
  • Publication number: 20170194931
    Abstract: The network filtering circuit includes a cable side for connection with a network cable, a physical side for connection with a mother board, and a plurality of transmission channels connected between the cable side and the physical side. Each of the transmission channels includes a first transmission line and a second transmission line with a CMC linked therebetween.
    Type: Application
    Filed: January 2, 2017
    Publication date: July 6, 2017
    Inventor: YONG-CHUN XU
  • Patent number: 9633774
    Abstract: A method for making a magnetic assembly comprises the following steps: twisting a first to eighth magnetic wires to form a bundle of wires having a first end and an opposite second end; providing a magnetic core; winding the bundle of magnetic wires around the magnetic core; sorting the first end and the second end of the bundle of wires to form individual first ends and individual second ends of the first to eighth wires; picking out the second ends of the first wire and the second wire, and the first ends of the third wire and the fourth wire to form a center tap of a primary coil of a transformer; and picking out the second ends of the fifth wire and the sixth wire, and the first ends of the seventh wire and the eighth wire to form a center tap of a secondary coil of the transformer.
    Type: Grant
    Filed: October 26, 2014
    Date of Patent: April 25, 2017
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Yong-Chun Xu, Jie Zhang
  • Patent number: 9631111
    Abstract: The present invention relates to a primerless base painting composition for parts of a vehicle comprising a resin component including a non-chlorinated modified polyolefin resin and an acrylic resin; a pigment; additives; and a solvent selected from an aqueous solvent and an oil solvent, a kit comprising the same, painted parts of a vehicle comprising the same, and a method for painting and varnishing parts of a vehicle using the same.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: April 25, 2017
    Assignees: HYUNDAI MOBIS CO., LTD., NOROO BEE Chemical Co., Ltd.
    Inventors: Jung Hwan Lee, Yong Chun, Ok Kim, Jae Boem Ahn, Yong Chul Lee, Mi Hye Lee, Seung Wook Baek, Jeong Kwon Byeon, Seung Pyo Hong, Hoon Kwan Joo
  • Patent number: 9520235
    Abstract: A clad metal bus bar for a film capacitor may include a clad metal layer including: an aluminum layer; a first copper layer stacked on one surface of the aluminum layer; and a second copper layer stacked on the other surface of the aluminum layer.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: December 13, 2016
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Deuk Kyu Hwang, Yong Chun, Kee Yang Lee
  • Patent number: 9520687
    Abstract: An electrical connector comprises a housing including a plug-receiving receptacle, a set of mating contacts each having a mating portion extending in the plug-receiving receptacle and a first connecting portion, a set of mounting contacts each having a second connecting portion, an insulative carrier having opposed front and rear walls and a receiving chamber, and a set of magnetic components each having a magnetic core received in the receiving chamber and a number of conductive wires winding therearound. The mating contacts are held by a bottom section of the front wall, and the mounting contacts are held by a bottom section of the rear wall. Each conductive wire has a first end connecting with the first connecting portion of the mating contact and an opposite second end connecting with the second connecting portion of the mounting contact. The electrical distance from the mating contacts to the mother board is reduced.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: December 13, 2016
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Sheng-Pin Gao, Yong-Chun Xu, Chih-Ching Hsu, Hao Han
  • Publication number: 20160294346
    Abstract: A printed circuit board assembly includes a printed circuit board, a number of electronic components mounted thereon, and a number of conductive traces electrically connecting the components to form a number of transmission channels. Each of the channels has first and second transmission routes for transmitting differential signals. Each channel includes a common mode choke, a pair of capacitors, and an autotransformer. The common mode choke includes a first coil series connection with the first transmission route and a second coil series connection with the second transmission route. The capacitors include a first capacitor series connection with the first transmitting route and a second capacitor series connection with the second transmitting route.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 6, 2016
    Inventors: YONG-CHUN XU, JIAN-SHE HU, CHAO-TUNG HUANG, CHIH-CHING HSU
  • Publication number: 20160294347
    Abstract: The network filtering circuit includes a cable side for connection with a network cable, a physical side for connection with a mother board, and a plurality of transmission channels connected between the cable side and the physical side. Each of the transmission channels includes an isolation transformer with a primary coil connected with the cable side and a secondary coil coupling with the primary coil. A common mode choke has two first ends connected to the physical side and two opposite second ends. A pair of capacitors series connection with the corresponding second ends and are connected between the secondary coil and the common mode choke. The primary coil has a first center tap directly connected to a ground node.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 6, 2016
    Inventor: YONG-CHUN XU
  • Patent number: 9385485
    Abstract: A modular jack has a magnetic assembly including insulative body, two rows of terminals retained to the insulative body, four transformers, and four common mode chokes. Each of the transformer and common mode choke includes a magnetic core and a plurality of conductive wires wound therearound. Each terminal has a recess for receiving an end portions of a corresponding wire and then the terminal is inserted into a through-hole of an internal printed circuit board for dip soldering. Guiding of the wire to the recess can be automated in contrast to manual winding operation.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: July 5, 2016
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Chih-Ching Hsu, Yong-Chun Xu, Zhi-Hui Tang
  • Publication number: 20160137088
    Abstract: An IBS (Intelligent Battery Sensor) apparatus having a clamp and cable connection part integrated therein may include: a clamp member comprising a clamp body to which a terminal of a battery is inserted; a coupling member to which a cable is coupled; a connection member having both ends to which the clamp member and the coupling member are coupled; and a sensor member coupled to the connection member and measuring a voltage value applied to the connection member. The clamp body, the coupling member, and the connection member may be integrated.
    Type: Application
    Filed: August 19, 2015
    Publication date: May 19, 2016
    Inventors: Yong Ho LIM, Yong CHUN, Kee Yang LEE, Seok Jong YU, Tae Sun CHO
  • Publication number: 20160102191
    Abstract: Disclosed are a silicone rubber composition and a preparation method thereof. The silicone rubber composition comprises a polydimethylvinylsiloxane, a silica filler, a polymethylvinylsiloxane oil, a hydrogen-modified polyorganosiloxane, a platinum-based catalyst, and a polymethylhydrogensiloxane vulcanizing agent.
    Type: Application
    Filed: July 20, 2015
    Publication date: April 14, 2016
    Inventors: Byung Sub PARK, Kang Won SEO, Jung Hwan LEE, Yong CHUN, Sung Hoon JIN, Beum Keun WOO, David I. S LUAN
  • Publication number: 20160056596
    Abstract: An electrical connector comprises a housing including a plug-receiving receptacle, a set of mating contacts each having a mating portion extending in the plug-receiving receptacle and a first connecting portion, a set of mounting contacts each having a second connecting portion, an insulative carrier having opposed front and rear walls and a receiving chamber, and a set of magnetic components each having a magnetic core received in the receiving chamber and a number of conductive wires winding therearound. The mating contacts are held by a bottom section of the front wall, and the mounting contacts are held by a bottom section of the rear wall. Each conductive wire has a first end connecting with the first connecting portion of the mating contact and an opposite second end connecting with the second connecting portion of the mounting contact. The electrical distance from the mating contacts to the mother board is reduced.
    Type: Application
    Filed: August 21, 2015
    Publication date: February 25, 2016
    Inventors: SHENG-PIN GAO, YONG-CHUN XU, CHIH-CHING HSU, HAO HAN
  • Publication number: 20160052052
    Abstract: A method for producing an aluminum alloy, comprises: separately preparing an aluminum or aluminum alloy matrix and an aluminum nitride-aluminum composite; melting the matrix, and adding the aluminum nitride-aluminum composite to the molten matrix to prepare a melt; and casting the melt.
    Type: Application
    Filed: August 11, 2015
    Publication date: February 25, 2016
    Inventors: Joon Seok KYEONG, Woo Sik LEE, Yong CHUN
  • Patent number: 9267024
    Abstract: The present invention relates to a polyolefin-based thermoplastic elastomer composition for a vehicle airbag cover, including a polypropylene-based resin, a denatured polypropylene resin, an ionomer resin, an olefin-based copolymer elastomer and a styrene-based copolymer elastomer, an airbag cover material using the composition, and an airbag module using the airbag cover material.
    Type: Grant
    Filed: July 11, 2012
    Date of Patent: February 23, 2016
    Assignees: LG CHEM, LTD., HYUNDAI MOBIS CO., LTD.
    Inventors: Woo-Jeong Oh, Yong Chun, Eung-Soo Kim, Min Nam, Hyeon-Don Kim, Gi-Dae Choi
  • Publication number: 20150380908
    Abstract: A clad metal bus bar for a film capacitor may include a clad metal layer including: an aluminum layer; a first copper layer stacked on one surface of the aluminum layer; and a second copper layer stacked on the other surface of the aluminum layer.
    Type: Application
    Filed: November 17, 2014
    Publication date: December 31, 2015
    Inventors: Deuk Kyu HWANG, Yong CHUN, Kee Yang LEE
  • Patent number: 9217079
    Abstract: A long fiber-reinforced thermoplastic resin composition having improved impact resistance, includes: (A) a long fiber reinforcement; (B) an ethylene-propylene copolymer; (C) a first thermoplastic elastomer; (D) a second thermoplastic elastomer; (E) a functional group-grafted modified polypropylene resin; and (F) an inorganic filler.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: December 22, 2015
    Assignees: HYUNDAI MOBIS CO., LTD., GS CALTEX CORPORATION
    Inventors: Chang Wan Son, Hyeon Don Kim, Eun Seon Jeon, Yong Chun, Ha Kyu Seo, Seung Hyun Lee, Woong Jae Boo
  • Publication number: 20150307744
    Abstract: The present invention relates to a primer resin composition for a vehicle reflector. In an embodiment, the primer resin composition for the vehicle reflector includes: (A) about 38 wt % to about 49 wt % of a silicone resin; (B) about 21 wt % to about 38 wt % of a silicone-modified polyester resin; (C) about 0.1 wt % to about 5 wt % of an adhesion promoter; and (D) about 15 wt % to about 40 wt % of a solvent.
    Type: Application
    Filed: April 24, 2015
    Publication date: October 29, 2015
    Inventors: Jung Hwan LEE, Yong CHUN, Jae Beom AHN, Young Hoon CHOI, Soon Gi KIM
  • Patent number: 9166098
    Abstract: There is provided a nitride semiconductor light emitting device including an active layer of a multi quantum well structure, the nitride semiconductor light emitting device including: a substrate; and a buffer layer, an n-type nitride semiconductor layer, an active layer and a p-type nitride semiconductor layer sequentially stacked on the substrate, wherein the active layer is formed of a multi quantum well structure where a plurality of barrier layers and a plurality of well layers are arranged alternately with each other, and at least one of the plurality of barrier layers includes a first barrier layer including a p-doped barrier layer doped with a p-dopant and an undoped barrier layer.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: October 20, 2015
    Assignees: Samsung Electronics Co., Ltd., Gwangju Institute of Science and Technology
    Inventors: Sang Won Kang, Seong Ju Park, Min Ki Kwon, Sang Jun Lee, Joo Young Cho, Yong Chun Kim, Sang Heon Han, Dong Ju Lee, Jeong Tak Oh, Je Won Kim
  • Publication number: 20150251620
    Abstract: The present invention relates to a crash pad for vehicles and a method for preparing the same, and more specifically, a crash pad for vehicles comprising a skin layer forming the outer surface of the crash pad provided with an air-bag module for vehicles; a foaming layer in intimate contact with the lower surface of the skin layer; and a core layer in intimate contact with the lower surface of the foaming layer to form an inner surface, wherein the skin layer has a tensile strength of about 10 to about 100 kgf/cm2 and an elongation at break of about 50 to about 600% according to JIS K6301 method when it has a layer thickness of about 0.2 mm to about 1.0 mm.
    Type: Application
    Filed: February 26, 2015
    Publication date: September 10, 2015
    Inventors: Chang Wan Son, Hea Yeon Lee, Yong Chun, Hyeon Don Kim
  • Patent number: D788682
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: June 6, 2017
    Inventor: Jin Yong Chun