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    • 21. 发明授权
    • Method and apparatus for signal transmission/reception in a communication system using an HARQ scheme
    • 在使用HARQ方案的通信系统中用于信号发送/接收的方法和装置
    • US08266512B2
    • 2012-09-11
    • US12367040
    • 2009-02-06
    • Sung-Eun ParkSeung-Hoon ChoiSong-Nam HongHo-Kyu ChoiJae-Weon Cho
    • Sung-Eun ParkSeung-Hoon ChoiSong-Nam HongHo-Kyu ChoiJae-Weon Cho
    • G06F11/00H03M13/00
    • H04L1/1819H03M13/116H03M13/1185H03M13/6306H03M13/6393H04L1/0057H04L1/0069
    • An apparatus and method for transmitting a signal in a communication system using a Hybrid Automatic Repeat reQuest (HARQ) scheme are provided. The method includes generating a codeword vector by encoding an information vector by using a first parity check matrix of Low Density Parity Check (LDPC) codes, generating a transmission vector by processing the codeword vector, and transmitting the transmission vector. When the first parity check matrix includes a plurality of square matrix columns, each square matrix includes a size of L×L, the first parity check matrix is one of p parity check matrixes stored in the signal transmission apparatus, the p parity check matrixes support different numbers of information vector square matrix columns, and each of the numbers of information vector square matrix columns indicates the number of square matrix columns corresponding to the information vector from among the plurality of square matrix columns. The first parity check matrix is a parity check matrix supporting the number of information vector square matrix columns determined by using the length of the information vector and the value L from the p parity check matrixes, and the value L is determined by using p and the length of the information vector.
    • 提供了一种使用混合自动重复请求(HARQ)方案在通信系统中发送信号的装置和方法。 该方法包括通过使用低密度奇偶校验(LDPC)码的第一奇偶校验矩阵对信息向量进行编码来生成码字矢量,通过处理码字矢量生成发送矢量,并发送发送矢量。 当第一奇偶校验矩阵包括多个矩形列时,每个方阵包括L×L的大小,第一奇偶校验矩阵是存储在信号传输装置中的p个奇偶校验矩阵之一,p个奇偶校验矩阵支持 不同数量的信息矢量矩阵列,信息矢量方阵列数中的每一个表示与多个矩阵列中的信息向量对应的矩阵列的数量。 第一奇偶校验矩阵是支持通过使用信息向量的长度和来自p个奇偶校验矩阵的值L确定的信息矢量矩阵列的数量的奇偶校验矩阵,并且通过使用p和 信息向量的长度。
    • 27. 发明申请
    • Method and system for transmitting and receiving data in a heterogeneous communication system
    • 用于在异构通信系统中发送和接收数据的方法和系统
    • US20080219217A1
    • 2008-09-11
    • US12074306
    • 2008-03-03
    • Do-Young KimDong-Seek ParkHo-Kyu ChoiSung-Kwon Hong
    • Do-Young KimDong-Seek ParkHo-Kyu ChoiSung-Kwon Hong
    • H04Q7/00
    • H04W36/0066
    • A method and system for transmitting/receiving data in a heterogeneous communication system. A terminal accesses a first controller of a first communication system supporting a first communication service to make a communication path to the first communication system. After making the communication path to the terminal, the first controller determines whether it is possible to provide the first communication service to the terminal over the first communication system. If it is not possible, the first controller transmits to an interworking unit a first request indicating that the terminal requires the first communication service over the second communication system. The interworking unit transmits a second request to a second controller of the second communication system in response to the first request, the second request indicating that the second controller provides the first communication service to the terminal. Upon receiving a response to the second request, the interworking unit controls the first controller to provide the first communication service to the terminal over the second communication system according to the response.
    • 一种用于在异构通信系统中发送/接收数据的方法和系统。 终端访问支持第一通信服务的第一通信系统的第一控制器,以建立到第一通信系统的通信路径。 在向终端发送通信路径之后,第一控制器确定是否可以通过第一通信系统向终端提供第一通信服务。 如果不可能,则第一控制器向交互单元发送指示终端在第二通信系统上需要第一通信服务的第一请求。 交互单元响应于第一请求向第二通信系统的第二控制器发送第二请求,第二请求指示第二控制器向终端提供第一通信服务。 在接收到对第二请求的响应时,交互单元控制第一控制器,以根据响应通过第二通信系统向终端提供第一通信服务。