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: 20130196987
    Abstract: The present invention provides compounds, methods for the synthesis thereof and methods for the use thereof in the treatment of various disorders including inflammatory or autoimmune disorders, and disorders involving malignancy or increased angiogenesis.
    Type: Application
    Filed: October 30, 2012
    Publication date: August 1, 2013
    Applicant: EISAI CO., LTD.
    Inventors: Roch Boivin, Kenichi Chiba, Jesse Chow, Hong Du, Yoshihito Eguchi, Masanori Fujita, Masaki Goto, Fabian Gusovsky, Jean-Christophe Harmange, Atsushi Inoue, Yimin Jiang, Megumi Kawada, Takatoshi Kawai, Yoshiyuki Kawakami, Akifumi Kimura, Makoto Kotake, Yoshikazu Kuboi, Charles-Andre Lemelin, Xiang-Yi Li, Tomohiro Matsushima, Yoshiharu Mizui, Kenzo Muramoto, Hideki Sakurai, Yong-Chun Shen, Hiroshi Shirota, Mark Spyvee, Isao Tanaka, John (Yuan) Wang, Satoshi Yamamoto, Naoki Yoneda
  • Patent number: 8440996
    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: Grant
    Filed: January 25, 2012
    Date of Patent: May 14, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang Won Kang, Yong Chun Kim, Dong Hyun Cho, Jeong Tak Oh, Dong Joon Kim
  • Patent number: 8439711
    Abstract: An electrical connector (100) includes an insulative housing (11), a terminal module received in the insulative housing and a shielding shell (17) enclosing the insulative housing. The terminal module having an inner circuit board (130) and a number of magnetic coils (132). The inner circuit board defines a groove (1300). Each of magnetic coils includes a core and a number of wires wound on the core and electrically connected with the inner circuit board. Each magnetic coil is at least partially received in the groove to save space for reducing profile of the connector.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: May 14, 2013
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventors: Bing Wang, Yong-Chun Xu
  • Patent number: 8426880
    Abstract: There are provided a semiconductor light emitting device that can be manufactured by a simple process and has excellent light extraction efficiency and a method of manufacturing a semiconductor light emitting device that has high reproducibility and high throughput. A semiconductor light emitting device having a substrate and a lamination in which a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer are sequentially laminated onto the substrate according to an aspect of the invention includes a silica particle layer; and an uneven part formed at a lower part of the silica particle layer.
    Type: Grant
    Filed: June 11, 2008
    Date of Patent: April 23, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ho Young Song, Dong Yu Kim, Jeong Woo Park, Yong Chun Kim, Hyung Ky Back
  • Patent number: 8410497
    Abstract: There is provided a semiconductor light emitting device that can easily dissipate heat, improve current spreading efficiency, and reduce defects by blocking dislocations occurring when a semiconductor layer is grown to thereby increase reliability. A semiconductor light emitting device including a substrate, a light emitting structure having an n-type semiconductor layer, an active layer, and a p-type semiconductor layer sequentially laminated, and an n-type electrode and a p-type electrode formed on the n-type semiconductor layer and the p-type semiconductor layer, respectively, according to an aspect of the invention may include: a metal layer formed in the n-type semiconductor layer and contacting the n-type electrode.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: April 2, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang Won Kang, Seong Ju Park, Joo Young Cho, Il Kyu Park, Yong Chun Kim, Dong Joon Kim, Jeong Tak Oh, Je Won Kim
  • Publication number: 20130078830
    Abstract: An electrical connector has a circuit comprising a first side; a second side; a first differential channel located between the first side and the second side and comprising a first positive differential trace and a first negative differential trace for transmitting first differential signal; a second differential channel located between the first side and the second side comprising a second positive differential trace and a second negative differential trace for transmitting second differential signal; and a plurality of mating contacts connected to the second side and comprising a first contact connected to the first positive differential trace, a second contact connected to the first negative differential trace, a third contact connected to the second positive differential trace and a sixth contact connected to the second negative differential trace, the first contact, the second contact, the third second and the sixth contact are arranged one by one.
    Type: Application
    Filed: September 28, 2012
    Publication date: March 28, 2013
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: YONG-CHUN XU
  • Patent number: 8405103
    Abstract: There is provided a photonic crystal light emitting device including: a light emitting structure including first and second conductivity type semiconductor layers and an active layer interposed therebetween; a transparent electrode layer formed on the second conductivity type semiconductor layer, the transparent electrode layer having a plurality of holes arranged with a predetermined size and period so as to form a photonic band gap for light emitted from the active layer, whereby the transparent electrode layer includes a photonic crystal structure; and first and second electrode electrically connected to the first conductivity type semiconductor layer and the transparent electrode layer, respectively. The photonic crystal light emitting device has a transparent electrode layer formed of a photonic crystal structure defined by minute holes, thereby improved in light extraction efficiency.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: March 26, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong Yul Lee, Seong Ju Park, Min Ki Kwon, Ja Yeon Kim, Yong Chun Kim, Bang Won Oh, Seok Min Hwang, Je Won Kim
  • Patent number: 8384505
    Abstract: A transformer (100) includes a bar-shaped core (5), a number of coils (7) comprising a first winding group (71, 72) and a second winding group (73, 74) wound around the core, a housing (1) receiving the core and the coils, and a number of conductive terminals (3) being secured in the housing. The first winding group and the second winding group wound around different parts of the core. The coils are soldered to the conductive terminals (3). The coils (7) are wound around the core automatically by an automatic winder. Therefore, the cost of manufacturing the transformer is decreased.
    Type: Grant
    Filed: August 15, 2011
    Date of Patent: February 26, 2013
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Li-Chun Wu, Yong-Chun Xu, Jian-She Hu
  • Publication number: 20130045643
    Abstract: A modular jack circuit (100) is diposed between a cable side (10) for connecting with a mating plug and a physical side (20) for connecting with a mother board. The moular jack circuit comprises a first transmitting channel and a second transmitting channel. The moular jack circuit includes a number of filtering electronic elements (2, 3) and a number of relays (1, 4) disposed between the filtering electronic elements and the cable side. The first and second transmitting channels share the filtering electronic elements. The relays control the filtering electronic elements to transmit signals for the first and second channels at different times.
    Type: Application
    Filed: August 17, 2012
    Publication date: February 21, 2013
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Jun-Hua HU, Yong-Chun XU
  • Publication number: 20120322309
    Abstract: A magnetics assembly (100) including a transformer (1) made of litz wire. The transformer includes a toroid core (2) and a bundle of wires (3) winding around the toroid core. The bundle of wires includes a first to eighth wires, and has a central portion with all eight wires twisted together and winding around the toroid core. A first and a second ends of the bundle of wires oppositely extend out from the toroidal core. The ends of the first to eighth wires are connected to form a primary and a secondary coils of the transformer, each of the primary and secondary coils having a central tap (35, 36) and carrying circuit in multiple wires.
    Type: Application
    Filed: June 14, 2012
    Publication date: December 20, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: YONG-CHUN XU, JIE ZHANG
  • Patent number: 8333599
    Abstract: A modular jack (3) has an insulative housing (6), a printed circuit board (92), a number of cores (931-934) and a magnetic core (935), a number of conductive wires (936-939) respectively wind around the cores and then around the magnetic core together, and a number of grounding wires. The grounding wires has a first grounding wire having one end connected to the conductive wire and another end winding around the magnetic core for grounding, and other grounding wires respectively having one end load connected to the corresponding conductive wire and opposite end load directly connected to the first grounding wire.
    Type: Grant
    Filed: March 25, 2009
    Date of Patent: December 18, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventors: Yong-Chun Xu, Jie Zhang, Chao-Tung Huang, Xiao-Hua Liu
  • Patent number: 8329742
    Abstract: The present invention provides methods for the use of compounds having formula (I) in the treatment of various disorders including inflammatory or autoimmune disorders, and disorders involving malignancy or increased angiogenesis, wherein R1-R11, t, X, Y, Z, and n are as defined herein.
    Type: Grant
    Filed: July 20, 2010
    Date of Patent: December 11, 2012
    Assignee: EISAI Co., Ltd.
    Inventors: Roch Boivin, Kenichi Chiba, Jesse Chow, Hong Du, Yoshihito Eguchi, Masanori Fujita, Masaki Goto, Fabian Gusovsky, Jean-Christophe Harmange, Atsushi Inoue, Yimin Jiang, Megumi Kawada, Takatoshi Kawai, Yoshiyuki Kawakami, Akifumi Kimura, Makoto Kotake, Yoshikazu Kuboi, Charles-André Lemelin, Xiang-Yi Li, Tomohiro Matsushima, Yoshiharu Mizui, Kenzo Muramoto, Hideki Sakurai, Yong-Chun Shen, Hiroshi Shirota, Mark Spyvee, Isao Tanaka, John (Yuan) Wang, Satoshi Yamamoto, Naoki Yoneda
  • Publication number: 20120247826
    Abstract: A circuit board (100) includes a first shielding layer (20) extending horizontally, an accessorial shielding layer, a signal circuit layer (3) positioned between the first shielding layer and the accessorial shielding layer, and a circumferential shielding layer (6) surrounding the circuit board and electrically connecting with the first shielding layer and the accessorial shielding layer to improve shielding effect.
    Type: Application
    Filed: September 23, 2011
    Publication date: October 4, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: JOHN CHOW, YUEH-SHAN SHIH, YONG-CHUN XU, JIAN-SHE HU
  • Patent number: 8280413
    Abstract: A mobile terminal and its world time display method are disclosed. The mobile terminal executes a world time display function according to the occurrence of an event. A particular area is selectively received according to the executed world time display function, and time information and representative information of the selected area are obtained and displayed. The time information includes date, a time zone, and information about a time difference between an area where a terminal is currently located and the selected area. The representative information includes a building that represents the selected area, popular tourist attractions, animals and plants, a country code, an area code, traditional costumes, etc. Simple information with respect to the particular area as well as the time information of the particular area can be provided to the user.
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: October 2, 2012
    Assignee: LG Electronics Inc.
    Inventors: Mee-Yeon Choi, Jee-Yong Chun
  • Patent number: 8272898
    Abstract: An electrical connector system includes a substrate (1) connected to PHY side and an electrical connector (3) mounted on the substrate (1), a transformer (5) and a common mode filter (7). The electrical connector (3) is used to mate with a cable assembly and so forms a Cable side. The transformer (5) further includes a first wire (51) having two opposite ends electrically connected to the PHY side and a second wire (53) having two opposite ends. The common mode filter (7) has a third wire (73) and a fourth wire (75) that are physically separated from and electrically connected to opposite ends of the second wire (53).
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: September 25, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: John Chow, Li-Chun Wu, Chao-Tung Huang, Chih-Min Lin, Jie Zhang, Yong-Chun Xu
  • Patent number: 8269242
    Abstract: Disclosed is a semiconductor light emitting device. The semiconductor light emitting device includes an n-type semiconductor layer, a p-type semiconductor layer, and an active layer disposed therebetween, and a surface plasmon layer disposed between the active layer and at least one of the n-type and p-type semiconductor layers, including metallic particles and an insulating material, and including a conductive via for electrical connection between the active layer and the at least one of the n-type and p-type semiconductor layers, wherein the metallic particles are enclosed by the insulating material to be insulated from the at least one of the n-type and p-type semiconductor layers. The semiconductor light emitting device can achieve enhanced emission efficiency by using surface plasmon resonance. Using the semiconductor light emitting device, the diffusion of a metal employed for surface plasmon resonance into the active layer can be minimized.
    Type: Grant
    Filed: December 1, 2009
    Date of Patent: September 18, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong Yul Lee, Seong Ju Park, Min Ki Kwon, Chu Young Cho, Chang Hee Cho, Yong Chun Kim, Seung Beom Seo, Myung Goo Cheong, Dong Joon Kim
  • Patent number: 8251744
    Abstract: An electrical connector (100) to be mounted on a substrate provides signal channels between a first side and a second side. The electrical connector includes a transformer (210), a common mode filter (327) and a separated filter (328). The transformer includes a first wire (314) having two opposite ends electrically connected to said first side and a second wire (312) having two opposite ends and a center tap (313). The common mode filter includes a third wire (322) and a fourth wire (324), each of the third wire (322) and the fourth wire (324) having an end respectively electrically connected to the two opposite ends of the second wire (312). The separated filter (328) includes a fifth wire (326) separated from the common mode filter (327) and the transformer (310), the fifth wire (326) having an end electrically connected to the center tap (313) of the second wire (312). Opposite ends of the third, the fourth and the fifth wires (322, 324, 326) are electrically connected to the second side.
    Type: Grant
    Filed: April 2, 2010
    Date of Patent: August 28, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Chao-Tung Huang, Yong-Chun Xu
  • Publication number: 20120171898
    Abstract: An electrical connector (100) includes an insulative housing (11), a terminal module received in the insulative housing and a shielding shell (17) enclosing the insulative housing. The terminal module having an inner circuit board (130) and a number of magnetic coils (132). The inner circuit board defines a groove (1300). Each of magnetic coils includes a core and a number of wires wound on the core and electrically connected with the inner circuit board. Each magnetic coil is at least partially received in the groove to save space for reducing profile of the connector.
    Type: Application
    Filed: September 23, 2011
    Publication date: July 5, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: BING WANG, YONG-CHUN XU
  • Publication number: 20120129289
    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: Application
    Filed: February 2, 2012
    Publication date: May 24, 2012
    Applicant: Samsung LED Co., Ltd.
    Inventors: Jeong Tak OH, Yong Chun Kim
  • Publication number: 20120119187
    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: January 25, 2012
    Publication date: May 17, 2012
    Applicant: SAMSUNG LED CO., LTD
    Inventors: Sang Won KANG, Yong Chun KIM, Dong Hyun CHO, Jeong Tak OH, Dong Joon KIM