Patents by Inventor Moon Son

Moon Son 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).

  • Apparatus and method of controlling action change gap in multi-hop relay cellular network
    Patent number: 7952988
    Abstract: An apparatus and method of controlling an action change gap interval in a multi-hop relay cellular network, includes constructing a first symbol included in a first frame as a first interval for a first action change and a second interval for exchanging data; and constructing a last symbol included in the first frame as a first interval for exchanging data and a second interval for a second action change. Accordingly, the system capacity and the system efficiency can be raised by reducing the overhead due to the action change gap in the cellular network.
    Type: Grant
    Filed: December 11, 2006
    Date of Patent: May 31, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Mi-Hyun Lee, Pan-Yuh Joo, Jung-Je Son, Jae-Weon Cho, Hyoung-Kyu Lim, Yeong-Moon Son, Sung-Jin Lee, Hyun-Jeong Kang, Song-Nam Hong, Young-Ho Kim
  • Decoding apparatus and method in a communication system using low density parity check codes
    Patent number: 7954033
    Abstract: A decoding method in a communication system using a Low Density Parity Check (LDPC) code. The method includes determining whether an LDPC codeword to be decoded is a general LDPC codeword to which a puncturing scheme is not applied or a punctured LDPC codeword to which the puncturing scheme is applied; if the LDPC codeword to be decoded is the punctured LDPC codeword, generating a child parity check matrix according to a mother parity check matrix indicative of a parity check matrix of the general LDPC codeword, and a puncturing pattern applied to the punctured LDPC codeword; and decoding the punctured LDPC codeword according to the child parity check matrix.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: May 31, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Song-Nam Hong, Pan-Yuh Joo, Jung-Je Son, Jae-Weon Cho, Hyoung-Kyu Lim, Yeong-Moon Son, Sung-Jin Lee, Mi-Hyun Lee, Hyun-Jeong Kang, Young-Ho Kim
  • METHOD AND APPARATUS OF REQUIRING UPLINK RESOURCES FOR TRANSMITTING RANGING REQUEST MESSAGE IN COMMUNICATION SYSTEM
    Publication number: 20110103329
    Abstract: A method and an apparatus of requiring uplink resources for transmitting a ranging request message in a communication system are provided. The method includes allocating an uplink bandwidth from a base station, and fragmentizing a Ranging Request (RNG-REQ) message into plural fragmented RNG-REQ messages, when the allocated bandwidth does not accommodate an entire RNG-REQ message, requesting an additional uplink bandwidth by transmitting one fragmented RNG-REQ message, and allocating an requested additional uplink bandwidth from the base station and transmitting a next one fragmented RNG-REQ message.
    Type: Application
    Filed: October 29, 2010
    Publication date: May 5, 2011
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Young-Kyo BAEK, Yeong-Moon SON, Jung-Je SON, Hyun-Jeong KANG, Kyung-Kyu KIM
  • APPARATUS AND METHOD FOR NEGOTIATING SLEEP CYCLE SETTING BETWEEN BASE STATION AND MOBILE STATION IN WIRELESS COMMUNICATION SYSTEM
    Publication number: 20110103281
    Abstract: An apparatus and method for negotiating sleep cycle setting between a base station and a mobile station in a wireless communication system are provided. A method for operating a transmitter to negotiate sleep cycle setting of a mobile station in a wireless communication system includes transmitting a DSx request message including sleep cycle setting information to a receiver, and receiving a DSx response message, which includes at least one of acceptance/refusal information about DSx and acceptance/refusal information about sleep cycle setting change, from the receiver. Herein, the DSx is one of a Dynamic Service Addition (DSA), a Dynamic Service Change (DSC), and a Dynamic Service Deletion (DSD).
    Type: Application
    Filed: November 3, 2010
    Publication date: May 5, 2011
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Yeong-Moon SON, Rakesh TAORI, Jung-Je SON, Hyun-Jeong KANG
  • SYSTEM AND METHOD FOR STATE SYNCHRONIZATION BETWEEN A BASE STATION AND A MOBILE STATION IN A MOBILE COMMUNICATION SYSTEM
    Publication number: 20110098069
    Abstract: A system and method for state synchronization between a base station and a mobile station in a mobile communication system. A count value indicative of a state change of the base station is received. The received current count value is compared with a previous count value previously received and stored. If the current count value is different from the previous count value, the mobile station performs a network entry procedure with the base station.
    Type: Application
    Filed: December 29, 2010
    Publication date: April 28, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: YEONG-MOON SON, HONG-SUNG CHANG, PAN-YUH JOO, JUNG-JE SON, JAE-WEON CHO, MI-HUN LEE, HYUN-JEONG KANG, SONG-NAM HONG, SUNG-JIN LEE, HYOUNG-KYU LIM, YOUNG-HO KIM
  • Method for controlling sleep-mode operation in a communication system
    Patent number: 7924756
    Abstract: A method for controlling a sleep-mode operation in a communication system is provided, in which a Mobile Station (MS) transitions to an awake state in a listening interval of the sleep mode, performs one of a first operation, a second operation, and a third operation in the awake state, and transitions to a sleep state if the MS determines that there is no data to transmit to a BS and no data to receive from the Base Station (BS) after the one operation is performed. The first operation is for receiving data from the BS, the second operation is for transmitting data to the BS, and the third operation is receiving data from the BS and transmitting data to the BS.
    Type: Grant
    Filed: September 25, 2007
    Date of Patent: April 12, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yeong-Moon Son, Jung-Je Son, Kang-Gyu Lee, Geun-Hwi Lim, Jae-Hyuk Jang, Jin-Hyun Youn, Nam-Gi Kim, Min-Hee Cho
  • Method for measuring and reporting channel quality in a broadband wireless access communication system
    Patent number: 7920525
    Abstract: A method for measuring/reporting a channel quality in a broadband wireless access communication system. The method for reporting channel qualities of active BS and neighbor BSs measured by an MSS to the active BS when the MSS exists in a specific area covered by the active BS and neighbor BSs in a communication system includes receiving channel quality report information indicative of channel periods of the channel qualities from the active BS, and receiving channel quality measurement information associated with individual channel qualities of the neighbor BSs and the active BS from the active BS: measuring SINRs of the neighbor BSs and the active BS according to the channel quality measurement information; and reporting the measured SINRs of the neighbor BSs and the active BS to the active BS.
    Type: Grant
    Filed: July 2, 2007
    Date of Patent: April 5, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventors: So-Hyun Kim, Chang-Hoi Koo, Jung-Je Son, Yeong-Moon Son
  • System and method for performing a fast handover in a broadband wireless access communication system
    Patent number: 7920868
    Abstract: A broadband wireless access (BWA) communication system includes a mobile subscriber station (MSS), a serving base station (BS) with which the MSS performs communication, and a plurality of neighbor BSs. The serving BS transmits, to the MSS, a handover request message including information on at least one recommended BS to which the MSS can perform a handover, among the neighbor BSs, and indication information indicating a fast handover, and transmits, to each of the recommended BSs, a handover confirm message indicating that the MSS will perform the fast handover.
    Type: Grant
    Filed: August 14, 2009
    Date of Patent: April 5, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyoung-Kyu Lim, Chang-Hoi Koo, Jung-Je Son, Yeong-Moon Son, Hyun-Jeong Kang, So-Hyun Kim, Sung-Jin Lee
  • System and method for state synchronization between a base station and a mobile station in a mobile communication system
    Patent number: 7885671
    Abstract: A system and method for state synchronization between a base station and a mobile station in a mobile communication system. A count value indicative of a state change of the base station is received. The received current count value is compared with a previous count value previously received and stored. If the current count value is different from the previous count value, the mobile station performs a network entry procedure with the base station.
    Type: Grant
    Filed: July 6, 2006
    Date of Patent: February 8, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yeong-Moon Son, Hong-Sung Chang, Pan-Yuh Joo, Jung-Je Son, Jae-Weon Cho, Mi-Hyun Lee, Hyun-Jeong Kang, Song-Nam Hong, Sung-Jin Lee, Hyoung-Kyu Lim, Young-Ho Kim
  • Method for compulsorily performing handover in broadband wireless communication system
    Patent number: 7877093
    Abstract: Disclosed is a method for enabling a mobile station existing in a serving cell area to perform a handover procedure in a broadband mobile communication system including the mobile station, a serving base station providing a service to the mobile station, and one or more target base stations containing at least one target cell area overlapping with the serving cell area occupied by the serving base station. The method includes transmitting a handover request message from the mobile station to the serving base station when it is detected that a performance of a handover is necessary; and transmitting a handover indication message containing handover cancel information to the serving base station when the mobile station determines a cancel of the handover while the mobile station is being handed over to one or more target base stations by the serving base station.
    Type: Grant
    Filed: September 2, 2004
    Date of Patent: January 25, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sung-Jin Lee, Chang-Hoi Koo, Jung-Je Son, Yeong-Moon Son, So-Hyun Kim, Hyun-Jeong Kang
  • Method for transmitting/receiving data in a communication system
    Patent number: 7873044
    Abstract: Provided is a method for transmitting/receiving data in a communication system providing Multicast/Broadcast Service (MBS). The method includes, generating transmission data to be transmitted to a receiver; allocating the transmission data to a frame; setting a MAP message that includes information on a frame offset related to the frame; and transmitting to the receiver the MAP message.
    Type: Grant
    Filed: April 25, 2006
    Date of Patent: January 18, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jeong Kang, Jung-Je Son, Hyoung-Kyu Lim, Yeong-Moon Son, Sung-Jin Lee, Chang-Hoi Koo, Pan-Yuh Joo, Geun-Ho Lee
  • APPARATUS AND METHOD FOR SUPPORTING MULTICAST COMMUNICATION IN BROADBAND WIRELESS ACCESS SYSTEM
    Publication number: 20110007683
    Abstract: An apparatus and a method for supporting multicast communication in a broadband wireless access system are provided. A method of a Mobile Station (MS) for supporting multicast communication in a wireless access system includes acquiring decoding parameters by receiving an Advanced Air Interface Enhanced-Multicast and Broadcast Service configuration (AAI-E-MBS_CFG) message from a Base Station (BS), establishing an E-MBS service flow by sending and receiving AAI Dynamic Service Addition-request/response (AAI_DSA-REQ/RSP) messages to and from the BS, and decoding E-MBS MAP received from the BS through the established E-MBS service flow using the acquired decoding parameters. The E-MBS MAP includes information for decoding multicast bursts.
    Type: Application
    Filed: July 7, 2010
    Publication date: January 13, 2011
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Kyung-Kyu KIM, Rakesh TAORI, Jae-Jeong SHIM, Yeong-Moon SON, Hyun-Jeong KANG
  • METHOD AND APPARATUS FOR TRANSMITTING PAGING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20100329201
    Abstract: A method and apparatus for transmitting paging control information in a wireless communication system are provided. A method of operating a Base Station (BS) for paging in a superframe-based wireless communication system includes determining a paging listening interval, determining an interval of at least one or more subframes before the paging listening interval, as a paging control listening interval, and, during the paging control listening interval, broadcasting a paging control message.
    Type: Application
    Filed: June 23, 2010
    Publication date: December 30, 2010
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Hyun-Jeong KANG, Rakesh TAORI, Yeong-Moon SON, Hyun-Kyu YU
  • Apparatus and method for transmitting/receiving signal in a communication system
    Patent number: 7856592
    Abstract: A signal transmission/reception apparatus of a communication system. The signal transmission apparatus receives an information vector, encodes the information vector into a structured Low Density Parity Check (LDPC) codeword using a structured LDPC coding scheme, and transmits the generated structured LDPC code to the signal reception apparatus. Then the signal reception apparatus receives a signal, and detects an information vector by decoding the received signal using a decoding scheme corresponding to the structured LDPC coding scheme used in the signal transmission apparatus.
    Type: Grant
    Filed: February 19, 2007
    Date of Patent: December 21, 2010
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Song-Nam Hong, Pan-Yuh Joo, Jung-Je Son, Jae-Weon Cho, Hyoung-Kyu Lim, Yeong-Moon Son, Sung-Jin Lee, Joong-Ho Park, Mi-Hyun Lee, Hyun-Jeong Kang, Young-Ho Kim
  • APPARATUS AND METHOD FOR SUPPORTING SIMULTANEOUS TRANSMISSION OF PLURAL BROADCAST MANAGEMENT MESSAGES IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20100316007
    Abstract: An apparatus and method for supporting simultaneous transmission of a plurality of broadcast management messages in a wireless communication system are provided. A method in a Base Station (BS) for supporting transmission of a broadcast management message in a wireless communication system includes generating one or more broadcast management messages whose transmission is required, and constructing an Advanced-MAP Information Element (A-MAP IE) of a number, which is predefined on the basis of a predefined position within a subframe, as a Broadcast A-MAP IE. Here, the Broadcast A-MAP IE comprises allocation information of a broadcast burst for transmission of the generated one or more broadcast management messages.
    Type: Application
    Filed: June 7, 2010
    Publication date: December 16, 2010
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Yeong-Moon SON, Rakesh TAORI, Jung-Je SON, Hyun-Jeong KANG
  • Method and system for selecting a relay station in a communication system using a multihop relay scheme
    Patent number: 7853203
    Abstract: A method and apparatus for selecting a Relay Station (RS) for a Mobile Station (MS) of a communication system are provided. The communication system is provided with the MS, a serving Base Station (BS) for providing the MS with a service and RSs for relaying signals of the MS and the BS. The MS receives RS information for increasing system capacity from the serving BS, measures reference signal strength of an RS indicated in the RS information, and selects an associated RS as a target RS for relaying a signal when the measured reference signal strength satisfies a condition.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: December 14, 2010
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hyun-Jeong Kang, Pan-Yuh Joo, Jung-Je Son, Jae-Weon Cho, Hyoung-Kyu Lim, Yeong-Moon Son, Song-Nam Hong, Sung-Jin Lee, Mi-Hyun Lee, Young-Ho Kim
  • Apparatus and method for providing relay link zone information in a multi-hop relay Broadband Wireless Access communication system
    Patent number: 7852797
    Abstract: An apparatus and method for providing relay link zone information in a multi-hop relay BWA communication system, where a BS performs a network entry procedure with an RS during an initial access of the RS to the BS, generates a message including relay link zone information regarding a relay link zone in which the BS communicates with the RS, processes the message in a physical layer, and transmits the processed message to the RS.
    Type: Grant
    Filed: May 11, 2007
    Date of Patent: December 14, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jeong Kang, Mi-Hyun Lee, Jae-Weon Cho, Sung-Jin Lee, Young-Bin Chang, Joon-Young Choi, Hyoung-Kyu Lim, Yeong-Moon Son, Chang-Yoon Oh
  • System and method for transmitting and receiving a traffic indication message in a broadband wireless access communication system
    Patent number: 7848273
    Abstract: A system and method for transmitting a traffic indication message in a Broadband Wireless Access communication system. A base station (BS) transmits the traffic indication message to mobile subscriber stations (MSSs). The traffic indication message includes information on a number of MSS groups and information on a number of traffic indication indexes, each of the MSS groups includes a predetermined number of MSSs, and each of the traffic indication indexes is assigned to each of the MSS groups, and includes a bitmap including a predetermined number of bits. The predetermined number of bits is identical to the number of the MSSs included in each of the MSS groups, each of the predetermined number of the bits is assigned to each of the MSSs included in each of the MSS groups, and represents operation instruction information for each of the MSSs.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: December 7, 2010
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yeong-Moon Son, Chang-Hoi Koo, Jung-Je Son, Sung-Jin Lee, So-Hyun Kim, Hyun-Jeong Kang
  • System and method for managing a band AMC subchannel in an orthogonal frequency division multiple access communication system
    Patent number: 7848295
    Abstract: A method for allocating a band Adaptive Modulation and Coding (AMC) channel in a wireless communication system that divides a full frequency band into a plurality of subcarrier bands and includes subchannels, each of which is a set of a predetermined number of neighbor subcarrier bands. Upon recognizing a need for a band AMC channel, a subscriber station (SS) sends a request for allocation of the band AMC channel to a base station (BS). Upon receiving the band AMC channel allocation request, the BS determines if it can allocate the band AMC channel requested by the SS, considering a resource situation of the BS, and transmits information on the determination to the SS.
    Type: Grant
    Filed: March 11, 2005
    Date of Patent: December 7, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jeong Kang, Seung-Eun Hong, Hyon-Goo Kang, Hong-Sung Chang, Jung-Shin Park, Chang-Hoi Koo, Geun-Hwi Lim, Sung-Jin Lee, So-Hyun Kim, Yeong-Moon Son, Hyoung-Kyu Lim, Jae-Jeong Shim, Jung-Je Son
  • Scanning apparatus and method in a multi-hop relay broadband wireless access communication system
    Patent number: 7822382
    Abstract: A scanning apparatus and method in a multi-hop relay Broadband Wireless Access (BWA) communication system are provided. In the scanning method, a Mobile Subscriber Station (MSS) sends a scan request message requesting scanning to a Base Station (BS) via a Relay Station (RS). The BS sends a scan response message containing information for the scanning of the MSS to the MSS via the RS. The BS then sends a scan notify message indicating the scanning of the MSS to the RS.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: October 26, 2010
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hyun-Jeong Kang, Pan-Yuh Joo, Jung-Je Son, Jae-Wong Cho, Hyoung-Kyu Lim, Yeong-Moon Son, Sung-Jin Lee, Mi-Hyun Lee, Song-Nam Hong, Young-Ho Kim