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11. 发明申请

WO2007142476A2 METHOD OF ENCODING/DECODING USING LOW DENSITY CHECK CODE MATRIX 审中-公开
标题翻译：使用低密度检查代码矩阵编码/解码的方法
公开(公告)号：WO2007142476A2
公开(公告)日：2007-12-13
申请号：PCT/KR2007/002758
申请日：2007-06-07
申请人： LG ELECTRONICS INC. , LEE, Young Seob , OH, Min Seok , KIM, So Yeon , CHUNG, Ji Wook , CHO, Ki Hyoung
发明人： LEE, Young Seob , OH, Min Seok , KIM, So Yeon , CHUNG, Ji Wook , CHO, Ki Hyoung
IPC分类号： H03M13/11 , H04L1/00
CPC分类号： H03M13/116 , H03M13/1185 , H03M13/1188 , H03M13/6306 , H03M13/6393 , H04L1/0057 , H04L1/08 , H04L1/1819
摘要： A method of encoding data using a parity check matrix, a method of decoding encoded data, and a data retransmission method using the same are disclosed. A method of encoding data by LDPC code using a parity check matrix includes variably selecting a specific sub-matrix from a parity check matrix in accordance with a coding rate to be used for encoding, the parity check matrix including at least two sub-matrixes, and encoding an input data stream by using the selected sub-matrix.
摘要翻译：公开了一种使用奇偶校验矩阵对数据进行编码的方法，解码编码数据的方法以及使用其的数据重发方法。使用奇偶校验矩阵通过LDPC码对数据进行编码的方法包括根据用于编码的编码率从奇偶校验矩阵中可变地选择特定子矩阵，包括至少两个子矩阵的奇偶校验矩阵，以及通过使用所选择的子矩阵对输入数据流进行编码。

12. 发明申请

WO2008117994A1 METHOD OF ENCODING DATA USING A LOW DENSITY PARITY CHECK CODE 审中-公开
标题翻译：使用低密度奇偶校验码编码数据的方法
公开(公告)号：WO2008117994A1
公开(公告)日：2008-10-02
申请号：PCT/KR2008/001725
申请日：2008-03-27
申请人： LG ELECTRONICS INC. , LEE, Young Seob , OH, Min Seok , CHUNG, Ji Wook , KIM, Sang Gook , CHO, Ki Hyoung
发明人： LEE, Young Seob , OH, Min Seok , CHUNG, Ji Wook , KIM, Sang Gook , CHO, Ki Hyoung
IPC分类号： H03M13/11
CPC分类号： H03M13/1102
摘要： A method for encoding data using a parity check matrix is disclosed. The method for encoding data using a parity check matrix comprises generating a fourth base matrix by applying a row permutation pattern and a column permutation pattern to rows and columns of a third base matrix, respectively, the third base matrix including a plurality of indexes, each of the plurality of indexes indicating a sub-matrix; generating the parity check matrix by replacing each index of the fourth base matrix with a corresponding sub-matrix; outputting an encoded bit stream by encoding an input bit stream using the generated parity check matrix; and permuting an order of sequences of the encoded bit stream according to an inverse of the column permutation pattern.
摘要翻译：公开了一种使用奇偶校验矩阵对数据进行编码的方法。使用奇偶校验矩阵对数据进行编码的方法包括：通过分别对第三基本矩阵的行和列施加行排列模式和列排列模式来生成第四基本矩阵，所述第三基本矩阵包括多个索引，每个索引包括多个索引所述多个索引指示子矩阵; 通过用对应的子矩阵代替第四基本矩阵的每个索引来生成奇偶校验矩阵; 通过使用所生成的奇偶校验矩阵对输入比特流进行编码来输出编码比特流; 以及根据列排列模式的倒数来排列编码比特流的序列的顺序。

13. 发明申请

WO2008115014A3 METHOD FOR MAPPING PROCESS BLOCK INDEX AND METHOD FOR CONFIGURING PROCESS BLOCK INDEX COMBINATION FOR THE SAME 审中-公开
公开(公告)号：WO2008115014A3
公开(公告)日：2008-09-25
申请号：PCT/KR2008/001572
申请日：2008-03-20
申请人： LG ELECTRONICS INC. , CHO, Ki Hyoung , OH, Min Seok , SEOK, Ji Ae , LEE, Young Seob , KIM, So Yeon , CHUNG, Ji Wook , KANG, Seung Hyun
发明人： CHO, Ki Hyoung , OH, Min Seok , SEOK, Ji Ae , LEE, Young Seob , KIM, So Yeon , CHUNG, Ji Wook , KANG, Seung Hyun
IPC分类号： H04L1/18 , H04L1/00
摘要： A method for constructing a process block combination to be transmitted via at least two layers in a communication system based on at least two layers and a method for mapping the process block combination to the layers are disclosed. A process block having a first process block index is mapped to either one of the at least two layers. The number of process block indexes predetermined by an upper layer of more than a Media Access Control (MAC) layer is determined. A second process block having a second process block index corresponding to a modulo-operation result is mapped to a second layer of the at least two layers according to the determined number of process block indexes. The modulo-operation is performed between the first process block index and another index spaced apart from the first process block index by a difference of a predetermined index.

14. 发明申请

WO2008093233A2 METHODS OF TRANSMITTING AND RECEIVING DATA IN COMMUNICATION SYSTEM 审中-公开
标题翻译：通信系统中传输和接收数据的方法
公开(公告)号：WO2008093233A2
公开(公告)日：2008-08-07
申请号：PCT/IB2008/000238
申请日：2008-02-04
申请人： LG ELECTRONICS INC. , SEOK, Ji Ae , OH, Min Seok , CHO, Ki Hyoung , LEE, Young Seob
发明人： SEOK, Ji Ae , OH, Min Seok , CHO, Ki Hyoung , LEE, Young Seob
IPC分类号： H04L1/18
CPC分类号： H04L1/1621 , H04L1/1614 , H04L1/1822
摘要： A data transmitting and receiving method is disclosed. In transmitting a response signal for a transmission signal from at least one transmitter, the present invention includes receiving at least one data block from the at least one transmitter, the at least one data block grouped into at least one group and then transmitted by the at least one transmitter, checking whether each data block is successfully received for the at least one data block belonging to the corresponding group per the group, selecting a transmission scheme of transmitting a response signal instructing a presence or non-presence of successful reception of the each data block to the at least one transmitter, and transmitting a response signal for the each data block to the at least one transmitter by the selected response signal transmission scheme. Hence, the present invention reduces overhead of control information necessary for data transmission.
摘要翻译：公开了一种数据发送和接收方法。在发送来自至少一个发射机的传输信号的响应信号时，本发明包括从至少一个发射机接收至少一个数据块，所述至少一个数据块被分组成至少一个组，然后由at 至少一个发射机，检查每个数据块是否成功接收到属于每组的相应组的至少一个数据块，选择发送响应信号的传输方案，该响应信号指示成功接收每个数据块的存在或不存在数据块传送到所述至少一个发射机，并且通过所选择的响应信号传输方案向所述至少一个发射机发送每个数据块的响应信号。因此，本发明减少了数据传输所需的控制信息的开销。

15. 发明申请

WO2007075043A2 APPARATUS AND METHOD FOR DECODING USING CHANNEL CODE 审中-公开
标题翻译：使用通道代码解码的装置和方法
公开(公告)号：WO2007075043A2
公开(公告)日：2007-07-05
申请号：PCT/KR2006/005763
申请日：2006-12-27
申请人： LG ELECTRONICS INC. , CHO, Ki Hyoung , OH, Min Seok , LEE, Young Seob , CHUNG, Ji Wook
发明人： CHO, Ki Hyoung , OH, Min Seok , LEE, Young Seob , CHUNG, Ji Wook
IPC分类号： H03M13/00
CPC分类号： H03M13/118 , H03M13/1102 , H03M13/6502
摘要： An apparatus and method for decoding a channel code is disclosed. The method for decoding a channel code includes the steps of receiving a low density parity check (LDPC) encoded signal from a transmitting party, generating a parity check matrix by adjusting the order of rows or columns of the parity check matrix, the parity check matrix including a plurality of groups consisting of a plurality of columns, at least one of the groups including at least one row of which every element is zero (0), and iteratively decoding the received signal for each group by using the generated parity check matrix.
摘要翻译：公开了一种解码信道码的装置和方法。用于对信道码进行解码的方法包括从发送方接收低密度奇偶校验（LDPC）编码信号的步骤，通过调整奇偶校验矩阵的行或列的顺序来生成奇偶校验矩阵，奇偶校验矩阵包括由多个列组成的多个组，所述组中的至少一个包括其中每个元素为零（0）的至少一行，并且通过使用所生成的奇偶校验矩阵对每个组的接收信号进行迭代解码。

16. 发明申请

WO2008018742A1 DATA TRANSMISSION METHOD USING MAPPING ON SIGNAL CONSTELLATION 审中-公开
标题翻译：使用映射信号协调的数据传输方法
公开(公告)号：WO2008018742A1
公开(公告)日：2008-02-14
申请号：PCT/KR2007/003798
申请日：2007-08-07
申请人： LG ELECTRONICS INC. , PARK, Hyung Ho , IHM, Bin Chul , OH, Min Seok , SUNG, Doo Hyun , CHUNG, Jae Hoon , MOON, Sung Ho , CHOI, Jin Soo , CHO, Ki Hyoung , KANG, Seung Hyun
发明人： PARK, Hyung Ho , IHM, Bin Chul , OH, Min Seok , SUNG, Doo Hyun , CHUNG, Jae Hoon , MOON, Sung Ho , CHOI, Jin Soo , CHO, Ki Hyoung , KANG, Seung Hyun
IPC分类号： H04L1/18
CPC分类号： H04L1/1812 , H04L1/0003 , H04L1/0006 , H04L1/0026 , H04L1/0606 , H04L1/0643 , H04L1/1893
摘要： The data transmission method includes performing a bit remapping on signal constellation to form a plurality of data symbols, modulating the plurality of data symbols and transmitting the modulated data symbols. By the remapping, it is possible to obtain diversity gain without additional complexity.
摘要翻译：数据传输方法包括对信号星座进行比特重映射以形成多个数据符号，调制多个数据符号并发送调制的数据符号。通过重映射，可以获得分集增益而不增加复杂度。

17. 发明申请

WO2008018761A3 METHOD OF ESTIMATING SIGNAL-TO-NOISE RATIO, METHOD OF ADJUSTING FEEDBACK INFORMATION TRANSMISSION, ADAPTIVE MODULATION AND CODING METHOD USING THE SAME, AND TRANSCEIVER THEREOF 审中-公开
公开(公告)号：WO2008018761A3
公开(公告)日：2008-02-14
申请号：PCT/KR2007/003828
申请日：2007-08-09
申请人： LG ELECTRONICS INC. , CHOI, Jin Soo , OH, Min Seok , CHO, Ki Hyoung , KANG, Seung Hyun , MOON, Sung Ho , CHUNG, Jae Hoon , PARK, Hyung Ho , SUNG, Doo Hyun
发明人： CHOI, Jin Soo , OH, Min Seok , CHO, Ki Hyoung , KANG, Seung Hyun , MOON, Sung Ho , CHUNG, Jae Hoon , PARK, Hyung Ho , SUNG, Doo Hyun
IPC分类号： H04L27/26
摘要： A method of estimating a signal-to-noise ratio by considering user mobility, a method of adjusting feedback information transmission, an adaptive modulation and coding method using the same, and a transceiver thereof are disclosed. The present invention includes measuring a first channel parameter and a second channel parameter using first and second symbols sequentially received, respectively, estimating a channel quality considering a time delay between measurements of the first and second channel parameters using the first and second channel parameters, and transmitting information for the estimated channel quality if a variation of the first and second channel parameters is equal to or greater than a prescribed threshold. Accordingly, the present invention reduces performance degradation and feedback overhead caused by a time delay in channel quality estimation.

18. 发明申请

WO2008020712A1 METHOD AND APPARATUS FOR TURBO ENCODING 审中-公开
标题翻译：用于涡轮编码的方法和装置
公开(公告)号：WO2008020712A1
公开(公告)日：2008-02-21
申请号：PCT/KR2007/003912
申请日：2007-08-16
申请人： LG ELECTRONICS INC. , KANG, Seung Hyun , OH, Min Seok , CHO, Ki Hyoung , CHOI, Jin Soo , CHUNG, Jae Hoon , PARK, Hyung Ho , CHUNG, Ji Wook
发明人： KANG, Seung Hyun , OH, Min Seok , CHO, Ki Hyoung , CHOI, Jin Soo , CHUNG, Jae Hoon , PARK, Hyung Ho , CHUNG, Ji Wook
IPC分类号： H03M13/27
CPC分类号： H03M13/353 , H03M13/2957 , H03M13/3994 , H03M13/618 , H03M13/6306 , H03M13/635
摘要： An apparatus for encoding an information bit stream using turbo code is provided. The apparatus includes a temporary bit generator for creating a temporary bit stream, an interleaver for independently receiving the information bit stream and the temporary bit stream, a first constituent encoder for independently receiving the information bit stream and the temporary bit stream and generating a first parity bit stream and a second constituent encoder for receiving an output of the interleaver and generating a second parity bit stream. Performance of a turbo code can be enhanced without changing a code rate by making a decoded bit stream longer.
摘要翻译：提供了一种使用turbo码对信息比特流进行编码的装置。该装置包括用于创建临时比特流的临时比特发生器，用于独立地接收信息比特流和临时比特流的交织器，用于独立地接收信息比特流和临时比特流并产生第一奇偶校验的第一组合编码器以及第二组成编码器，用于接收交织器的输出并产生第二奇偶校验位流。可以通过使解码比特流更长而不改变码率来增强turbo码的性能。

19. 发明申请

WO2008018703A1 DATA TRANSMISSION METHOD IN MULTIPLE ANTENNA SYSTEM 审中-公开
标题翻译：多天线系统中的数据传输方法
公开(公告)号：WO2008018703A1
公开(公告)日：2008-02-14
申请号：PCT/KR2007/003625
申请日：2007-07-27
申请人： LG ELECTRONICS INC. , PARK, Hyung Ho , OH, Min Seok , CHO, Ki Hyoung , CHOI, Jin Soo , MOON, Sung Ho , CHUNG, Jae Hoon , SUNG, Doo Hyun , KANG, Seung Hyun
发明人： PARK, Hyung Ho , OH, Min Seok , CHO, Ki Hyoung , CHOI, Jin Soo , MOON, Sung Ho , CHUNG, Jae Hoon , SUNG, Doo Hyun , KANG, Seung Hyun
IPC分类号： H04B7/02
CPC分类号： H04B7/0682 , H04B7/0671 , H04B7/12 , H04L1/0003 , H04L1/0026 , H04L1/0625 , H04L1/0668 , H04L5/0007
摘要： A transmitter includes a plurality of antennas, an IFFT unit for providing a time domain symbol by performing inverse fast Fourier transform and a phase shifter for cyclically shifting a phase of the time domain symbol. Time selectivity can be improved through the phase shift in the time domain or the frequency delay in the frequency domain.
摘要翻译：发射机包括多个天线，IFFT单元，用于通过执行快速傅立叶逆变换提供时域符号;以及移相器，用于循环移位时域符号的相位。可以通过时域中的相移或频域中的频率延迟来提高时间选择性。

20. 发明申请

WO2005120179A2 SCANNING NEIGHBORING BASE STATIONS IN WIRELESS ACCESS SYSTEM 审中-公开
标题翻译：在无线接入系统中扫描邻接基站
公开(公告)号：WO2005120179A2
公开(公告)日：2005-12-22
申请号：PCT/KR2005/001700
申请日：2005-06-07
申请人： LG ELECTRONICS INC. , KIM, Yong Ho , CHO, Ki Hyoung
发明人： KIM, Yong Ho , CHO, Ki Hyoung
IPC分类号： H04B7/26 , H04W36/30
CPC分类号： H04W36/30
摘要： Scanning neighboring base stations in a wireless access system is provided. In one embodiment, a method of scanning neighboring base stations for assessing channel quality includes receiving from a serving base station information associated with at least one neighboring base station, and transmitting a scanning request message from a mobile subscriber station to the serving base station, wherein the scanning request message comprises a requested scan duration and a requested scan iteration, the requested scan iteration being associated with a requested number of iterations of the scanning of the at least one neighboring base station. The method also includes receiving a scanning response message from the serving base station, wherein the scanning response message comprises an allowed scan duration and an allowed scan iteration, the allowed scan iteration being associated with an allowed number of iterations of the scanning of the at least one neighboring base station.
摘要翻译：提供在无线接入系统中扫描相邻基站。在一个实施例中，扫描相邻基站以评估信道质量的方法包括从服务基站接收与至少一个相邻基站相关联的信息，以及从移动用户站向服务基站发送扫描请求消息，其中所述扫描请求消息包括所请求的扫描持续时间和请求的扫描迭代，所请求的扫描迭代与所述至少一个相邻基站的扫描的所请求的迭代次数相关联。该方法还包括从服务基站接收扫描响应消息，其中扫描响应消息包括允许的扫描持续时间和允许的扫描迭代，允许的扫描迭代与至少扫描的允许的迭代次数相关联一个相邻的基站。

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