Patents by Inventor Sang-Gook Kim

Sang-Gook Kim 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: 7583984
    Abstract: A method of executing to battery power consumption between an access terminal (AT) and an access network (AN) in a wireless communication system is disclosed. More specifically, the method includes transmitting a notification message to the AN, receiving a confirmation message from the AN, and entering the power-saving mode according to the determined power saving mode. Here, the notification message includes at least one of battery life information and a power-saving mode request, and the confirmation message includes a determined power saving mode which is based on the at least one of battery life information and the power-saving mode request.
    Type: Grant
    Filed: August 11, 2006
    Date of Patent: September 1, 2009
    Assignee: LG Electronics Inc.
    Inventors: Li-Hsiang Sun, Suk Woo Lee, Young Cheul Yoon, Sang Gook Kim, Shu Wang, Hobin Kim
  • Publication number: 20090217139
    Abstract: A method for generating block codes from Golay code and a method and apparatus for encoding data are provided. The method can effectively generate codes having various lengths, various dimensions, and superior hamming weight distribution, and encodes data such as control information having various lengths into codes having strong resistance to channel errors, resulting in an increase of error correction performance.
    Type: Application
    Filed: December 29, 2008
    Publication date: August 27, 2009
    Inventors: Dongwook Roh, Nam Yul Yu, Dae Won Lee, Sang Gook Kim, Yu Jin Noh, Ki Jun Kim, Jung Hyun Cho
  • Publication number: 20090180410
    Abstract: A method of providing uplink and downlink transmissions between a mobile terminal and a base station in a mobile communication system is provided. The method increases the flexibility and efficiency of a mobile communication system utilizing one or more relay entities and provides new frame structures to support legacy and new transmissions in a mobile communication system.
    Type: Application
    Filed: January 12, 2009
    Publication date: July 16, 2009
    Inventors: Ki-Dong Lee, Li-Hsiang Sun, Shu Wang, Sang Gook Kim
  • Patent number: 7537825
    Abstract: A hybrid nanocomposite architecture is presented. The architecture includes a first composite ply oriented at a first orientation. The architecture also includes a carbon nanotube (CNT) film layer including a plurality of CNT pellets disposed therein, each of the CNT bundles including a plurality of CNTs extending from the bottom surface of the CNT film layer to a top surface of the CNT film layer, the CNT film layer disposed in an abutting relationship with the first composite ply. The architecture further includes a second composite ply which may be oriented at a second orientation, the second composite ply disposed in an abutting relationship with the CNT film layer, and wherein the CNTs of the CNT film layer act as a penetrating bridge across an interface between the first composite ply and the second composite ply.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: May 26, 2009
    Assignee: Massachusetts Institute of Technology
    Inventors: Brian Lee Wardle, Sang-Gook Kim
  • Publication number: 20090117363
    Abstract: A hybrid nanocomposite architecture is presented. The architecture includes a first composite ply oriented at a first orientation. The architecture also includes a carbon nanotube (CNT) film layer including a plurality of CNT pellets disposed therein, each of the CNT bundles including a plurality of CNTs extending from the bottom surface of the CNT film layer to a top surface of the CNT film layer, the CNT film layer disposed in an abutting relationship with the first composite ply. The architecture further includes a second composite ply which may be oriented at a second orientation, the second composite ply disposed in an abutting relationship with the CNT film layer, and wherein the CNTs of the CNT film layer act as a penetrating bridge across an interface between the first composite ply and the second composite ply.
    Type: Application
    Filed: March 22, 2006
    Publication date: May 7, 2009
    Inventors: Brian Lee Wardle, Sang-Gook Kim
  • Patent number: 7507987
    Abstract: A method for making packets of nanostructures is presented. The method includes etching trenches in a silicon substrate. Nanostructures are grown in the trenches. The trenches are then filled with a filler material. Any filler and/or nanostructures material extending beyond the trench is removed. The silicon substrate is etched away, resulting in a nanopellet surrounding the nanostructures and wherein each nanostructures has a generally uniform length and direction. Nanostructures can comprise nanotubes, nanowires and nanofibers. The method eases the manipulation of nanostructures while providing geometrical uniformity.
    Type: Grant
    Filed: October 9, 2003
    Date of Patent: March 24, 2009
    Assignee: Massachusetts Institute of Technology
    Inventors: Sang-Gook Kim, Tarek A. El Aguizy, Jeung-hyun Jeong, Yongbae Jeon
  • Publication number: 20090077450
    Abstract: The present invention relates to a method for transmitting a signal in a wireless communication system. The method includes channel coding a data stream using a first turbo encoded puncture pattern, and channel coding the data stream using a second turbo encoded puncture pattern. Preferably, the first turbo encoded puncture pattern is a turbo encoded puncture pattern of a first local operator infrastructure (LOI) and the second turbo encoded puncture pattern is a turbo encoded puncture pattern of a second LOI that neighbors the first LOI.
    Type: Application
    Filed: September 16, 2008
    Publication date: March 19, 2009
    Inventors: Shu Wang, Byung Kwan Yi, Sang Gook Kim, Soon Yil Kwon
  • Publication number: 20090073914
    Abstract: A method for relaying a signal in a wireless communication system is provided. The method comprises receiving in at least one of a base station and a relay station information regarding a mobile station group (MSG) of a mobile station, scheduling within a given duration uplink information to be transmitted from a first mobile station and downlink information to be transmitted to at least one mobile station, wherein the first mobile station is in each of the at least one mobile station's MSG, receiving in a relay station the uplink information and the downlink information to be transmitted within the given duration, network coding the uplink information and the downlink information in the relay station, and transmitting from the relay station a network-coded packet, wherein the network-coded packet can be received by the base station and the at least one mobile station.
    Type: Application
    Filed: September 16, 2008
    Publication date: March 19, 2009
    Inventors: Li-Hsiang Sun, Sang Gook Kim, Ki Dong Lee
  • Publication number: 20090022234
    Abstract: A method of transmitting more than one signal in a wireless communication system is provided. The method comprises allocating multiple symbols to a first signal constellation and a second signal constellation, wherein the first signal constellation refers to base layer signals and the second signal constellation refers to enhancement layer signals; modulating the multiple symbols of the first signal constellation and the second signal constellation; and transmitting the modulated symbols, wherein configuration information used for modulating the multiple symbols is provided in a control message.
    Type: Application
    Filed: March 24, 2008
    Publication date: January 22, 2009
    Inventors: Shu Wang, Sang Gook Kim, Young Cheul Yoon, Soon Yil Kwon, Li-Hsiang Sun, Ho Bin Kim, Suk Woo Lee, Byung Kwan Yi
  • Publication number: 20080318581
    Abstract: A method of allocating a mobile station unique number and method of configuring a public long code mask (PLCM) using the same ar disclosed, which are suitable for a normal operation between the mobile station and the system. The present invention includes the steps of re-allocating a manufacturer code of the mobile station unique number to a mobile station and transmitting to the mobile station re-allocation type (RECYCLED_TYPE) information indicating how many times the re-allocating step is carried out. Accordingly, the present invention enables allocation of additional ESN without collision with PLCM even if ESN is exhausted.
    Type: Application
    Filed: July 8, 2005
    Publication date: December 25, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: Ki Jun Kim, Young Jun Kim, Chan Ho Kyung, Jong Hoe An, Sang Gook Kim, Byung Kwan Yi
  • Publication number: 20080126916
    Abstract: A low density parity check (LDPC) coding method, and more particularly, a method of executing LDPC coding using a parity check matrix is disclosed. The present invention comprises providing an information bit stream for channel encoding, and encoding the information bit stream by using a first parity check matrix including at least one row generated by combining at least two rows of a second parity check matrix.
    Type: Application
    Filed: November 19, 2007
    Publication date: May 29, 2008
    Inventors: Ji Wook Chung, Min Seok Oh, Ki Hyoung Cho, Seung Hyun Kang, Young Cheul Yoon, Sang Gook Kim, Ji Ae Seok, Young Seob Lee, So Yeon Kim
  • Publication number: 20070293285
    Abstract: A portable terminal is equipped with a first housing, a second housing and a hinge device, the second housing being coupled to one end of the first housing and rotating about a hinge axis extending in a longitudinal direction of the first housing, the hinge device rotatably coupling the first housing and the second housing, the hinge device including: a first hinge base mounted on the first housing or the second housing; a second hinge base mounted on the second housing or the first housing, coupled oppositely to the first hinge base, and rotating about the hinge axis; and a hinge stopper mounted adjacent to the second hinge base, and pivoting around the hinge axis as the second hinge base rotates, wherein the hinge stopper is engaged with the first hinge base in at least one point while the second hinge base rotates, and thus stops rotation of the second hinge base.
    Type: Application
    Filed: June 19, 2007
    Publication date: December 20, 2007
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yi-Tae Kang, Yong-Jae Kim, Sang-Gook Kim, Kwang-Yong Lee
  • Publication number: 20070226955
    Abstract: A hinge apparatus for coupling a pair of housings of a portable terminal to each other so that the housings can rotate and unfold from each other. The apparatus includes first sun gears coupled to the housings, respectively; second sun gears positioned between the first sun gears so as to interlock the first sun gears; and a stopper unit connected to at least one of the first and second sun gears and adapted to suppress rotation of the first and second sun gears, when the housings are folded on each other while facing each other, so that rotation of the housings is limited.
    Type: Application
    Filed: March 22, 2007
    Publication date: October 4, 2007
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Woo-Chul Cho, Yong-Jae Kim, Young-Mok Jeun, Jin-Hee Cho, Sang-Gook Kim
  • Patent number: 7246955
    Abstract: An automatic camera lens module retracting/extending apparatus for mobile communication terminals converts rotating movement of a driving motor into rectilinear movement to automatically retract/extend a camera lens module into/from a mobile communication terminal including a lens housing extending a predetermined length in the longitudinal direction thereof, and a lens cam assembly to accommodate the lens housing therein, the lens cam assembly converting rotating movement of a driving motor into rectilinear movement to automatically retract/extend the lens housing into/from the lens cam assembly in the longitudinal direction of the lens housing. The lens housing is automatically rotated about a rotating axis of the lens housing by means of the lens cam assembly when the lens housing extends from the lens cam assembly.
    Type: Grant
    Filed: January 12, 2005
    Date of Patent: July 24, 2007
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Hee Cho, Sang-Gook Kim
  • Publication number: 20070049376
    Abstract: Disclosed is a swing hinge module for a portable communication device, which includes a first housing; a second housing opened from and closed onto the first housing by a hinge about a first hinge axis; a third housing disposed between the first and second housings, the third housing being rotated about a second hinge axis, which is separated from the first hinge axis and follows a vertical direction, so as to be disposed parallel to the first and second housings, the third housing folded or unfolded about a third hinge axis perpendicular to the second hinge axis; and a swing hinge module connecting the third housing to the first housing, so that the third housing can be rotated about the second and third axes.
    Type: Application
    Filed: July 25, 2006
    Publication date: March 1, 2007
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Woo-Chul Cho, Yong-Jae Kim, Sang-Gook Kim
  • Patent number: 7110628
    Abstract: A microphotonic device is provided. The microphotonic device includes a membrane structure that can experience strain. A waveguide element is formed on the membrane structure so that when the membrane structure is strained, the waveguide element elements are tuned to a selective amount.
    Type: Grant
    Filed: July 14, 2003
    Date of Patent: September 19, 2006
    Assignee: Massachusetts Institute of Technology
    Inventors: Chee Wei Wong, George Barbastathis, Sang-Gook Kim
  • Publication number: 20060193351
    Abstract: In a mobile communications system, a method of transmitting data corresponding to the same logical channel through two or more base stations, comprising: transmitting a first sub-packet generated by a first base station and a second base station based upon an encoded packet; and at a time point after the lapse of a certain time period from when the first sub-packet was transmitted, transmitting a second sub-packet generated by one of the first and second base stations based upon the encoded packet. When data corresponding to the same logical channel is broadcast from each base station that has respectively different channel environments, data transmission efficiency can be improved.
    Type: Application
    Filed: February 1, 2006
    Publication date: August 31, 2006
    Inventors: Ki-Jun Kim, Young-Woo Yun, Soon-Yil Kwon, Young-Jun Kim, Chan-Ho Kyung, Jong-Hoe An, Sang-Gook Kim
  • Patent number: 7092606
    Abstract: A photonic bandgap microcavity is provided. The microcavity includes a membrane structure that can experience strain. A photonic bandgap waveguide element is formed on the membrane structure having a defect so that when the membrane structure is strained, the photonic bandgap waveguide element is tuned to a selective amount.
    Type: Grant
    Filed: July 15, 2003
    Date of Patent: August 15, 2006
    Assignee: Massachusetts Institute of Technology
    Inventors: Chee Wei Wong, Steven G. Johnson, George Barbastathis, Sang-Gook Kim
  • Patent number: 6975459
    Abstract: A volume diffractive composite is disclosed for providing illumination at a first output angle. The volume diffractive composite comprises a first plurality of grating elements that are mutually spaced from another in a first position with a first spacing period along a first plane, and an actuation unit for changing at least one of the position or the spacing period of the first plurality of grating elements to a second position or spacing period to provide illumination at a second output angle.
    Type: Grant
    Filed: March 12, 2003
    Date of Patent: December 13, 2005
    Assignee: Massachusetts Institute of Technology
    Inventors: George Barbastathis, Sang-Gook Kim, Wei-Chuan Shih, Chee Wei Wong, Yong-Bae Jeon
  • Publication number: 20050220451
    Abstract: Disclosed herein is an automatic camera lens module retracting/extending apparatus for mobile communication terminals that is capable of converting rotating movement of a driving motor into rectilinear movement to automatically retract/extend a camera lens module into/from a mobile communication terminal including a lens housing extending a predetermined length in the longitudinal direction thereof, and a lens cam assembly to accommodate the lens housing therein, the lens cam assembly converting rotating movement of a driving motor into rectilinear movement to automatically retract/extend the lens housing into/from the lens cam assembly in the longitudinal direction of the lens housing. The lens housing is automatically rotated about a rotating axis of the lens housing by means of the lens cam assembly when the lens housing extends from the lens cam assembly.
    Type: Application
    Filed: January 12, 2005
    Publication date: October 6, 2005
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-Hee Cho, Sang-Gook Kim