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1. 发明申请

WO2007145491A1 APPARATUS AND METHOD OF ENCODING/DECODING BLOCK LOW DENSITY PARITY CHECK CODES IN A COMMUNICATION SYSTEM 审中-公开
标题翻译：在通信系统中编码/解码块低密度奇偶校验码的装置和方法
公开(公告)号：WO2007145491A1
公开(公告)日：2007-12-21
申请号：PCT/KR2007/002934
申请日：2007-06-15
申请人： SAMSUNG ELECTRONICS CO., LTD. , POSTECH ACADEMY-INDUSTRY FOUNDATION
发明人： JEONG, Hong-Sil , KIM, Jae-Yoel , PARK, Sung-Eun , CHOI, Seung-Hoon , PARK, Dong-Seek , KIM, Young-Ho , YANG, Kyeong-Cheol , YANG, Hyeon-Gu , KYUNG, Gyu-Bum , MYUNG, Se-Ho
IPC分类号： H03M13/11
CPC分类号： H03M13/116 , H03M13/118 , H03M13/618
摘要： An apparatus and method of encoding a block Low Density Parity Check (LDPC) code in a signal transmission apparatus is disclosed. The method includes generating a block LDPC codeword by encoding an information vector using a second parity check matrix when a code rate to be used in the signal transmission apparatus is a second code rate less than a code rate of a first parity check matrix as a first code rate.
摘要翻译：公开了一种在信号传输装置中编码块低密度奇偶校验（LDPC）码的装置和方法。该方法包括：当要在信号传输装置中使用的码率是小于第一奇偶校验矩阵的码率的第二码率作为第一码比特时，使用第二奇偶校验矩阵对信息向量进行编码来产生块LDPC码字码率。

2. 发明申请

WO2006019217A1 APPARATUS AND METHOD FOR CODING/DECODING BLOCK LOW DENSITY PARITY CHECK CODE WITH VARIABLE BLOCK LENGTH 审中-公开
标题翻译：用于编码/解码块低密度奇偶校验代码的装置和方法具有可变块长度
公开(公告)号：WO2006019217A1
公开(公告)日：2006-02-23
申请号：PCT/KR2005/001239
申请日：2005-04-28
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： KYUNG, Gyu-Bum , MYUNG, Se-Ho , YANG, Kyeong-Cheol , YANG, Hyun-Koo , PARK, Dong-Seek , KIM, Jae-Yoel , PARK, Sung-Eun , CHOI, Seung-Hoon , JOO, Pan-Yuh , JEONG, Hong-Sil
IPC分类号： H04L1/00
CPC分类号： H03M13/116 , H03M13/1134 , H03M13/118 , H03M13/1185 , H03M13/1188 , H03M13/1194 , H03M13/6362
摘要： Disclosed is a device and procedure for coding a block low density parity check (LDPC) code having a variable length. The a device and procedure includes receiving an information word; and coding the information word into a block LDPC code according to a first parity check matrix or a second parity check matrix depending on a length to be applied when generating the information word into the block LDPC code.
摘要翻译：公开了一种用于编码具有可变长度的块低密度奇偶校验（LDPC）码的装置和过程。一种设备和过程包括接收信息字; 根据第一奇偶校验矩阵或第二奇偶校验矩阵，将信息字编码为块LDPC码，取决于当将信息字生成到块LDPC码时要应用的长度。

3. 发明申请

WO2005107124A1 APPARATUS AND METHOD FOR CODING/DECODING BLOCK LOW DENSITY PARITY CHECK CODE WITH VARIABLE BLOCK LENGTH 审中-公开
标题翻译：用于编码/解码块低密度奇偶校验代码的装置和方法具有可变块长度
公开(公告)号：WO2005107124A1
公开(公告)日：2005-11-10
申请号：PCT/KR2005/001241
申请日：2005-04-28
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： KYUNG, Gyu-Bum , JEONG, Hong-Sil , KIM, Jae-Yoel , PARK, Dong-Seek , JOO, Pan-Yuh , MYUNG, Se-Ho , YANG, Kyeong-Cheol , YANG, Hyun-Koo
IPC分类号： H04L1/00
CPC分类号： H03M13/635 , H03M13/116 , H03M13/118 , H03M13/1185 , H03M13/1188 , H03M13/6516
摘要： Disclosed is a device and procedure for coding a block low density parity check (LDPC) code having a variable length. The a device and procedure includes receiving an information word; and coding the information word into a block LDPC code based on one of a first parity check matrix and a second parity check matrix depending on a length to be applied when generating the information word into the block LDPC code.
摘要翻译：公开了一种用于编码具有可变长度的块低密度奇偶校验（LDPC）码的装置和过程。一种设备和过程包括接收信息字; 以及基于在将所述信息字生成到所述块LDPC码中时应用的长度，基于第一奇偶校验矩阵和第二奇偶校验矩阵之一，将所述信息字编码为块LDPC码。

4. 发明申请

WO2007126266A1 APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING SIGNAL IN COMMUNICATION SYSTEM 审中-公开
标题翻译：通信系统中发送/接收信号的装置和方法
公开(公告)号：WO2007126266A1
公开(公告)日：2007-11-08
申请号：PCT/KR2007/002090
申请日：2007-04-27
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： PARK, Sung-Eun , LIM, Chi-Woo , PARK, Dong-Seek , KIM, Jae-Yoel , CHOI, Seung-Hoon , KYUNG, Gyu-Bum , JEONG, Hong-Sil , LESTABLE, Thierry
IPC分类号： H04L1/00
CPC分类号： H04L1/0043 , H03M13/116 , H03M13/1171 , H03M13/1188 , H03M13/6527 , H03M13/6544 , H04L1/0057
摘要： ABSTRACT An apparatus and method for encoding/decoding a non-binary low density parity check (LDPC) code in a communication system. The apparatus and method includes receiving an information vector; generating a non-binary LDPC code by encoding the information vector into a non-binary LDPC code according to a non-binary LDPC encoding scheme.
摘要翻译：摘要：一种用于在通信系统中对非二进制低密度奇偶校验（LDPC）码进行编码/解码的装置和方法。该装置和方法包括：接收信息向量; 通过根据非二进制LDPC编码方案将信息矢量编码为非二进制LDPC码来生成非二进制LDPC码。

5. 发明申请

WO2005060141A1 APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING CODED DATA BY ENCODER HAVING UNEQUAL ERROR PROBABILITY IN MOBILE COMMUNICATION SYSTEM 审中-公开
标题翻译：用于在移动通信系统中具有不均匀错误概率的编码器发送和接收编码数据的装置和方法
公开(公告)号：WO2005060141A1
公开(公告)日：2005-06-30
申请号：PCT/KR2004/003357
申请日：2004-12-20
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： JEONG, Hong-Sil , KYUNG, Gyu-Bum , KIM, Jae-Yoel , PARK, Sung-Eun
IPC分类号： H04L1/00
CPC分类号： H03M13/1148 , H03M13/356
摘要： Disclosed is an apparatus for transmitting information bits after coding the information bits with Low Density Parity Check (LDPC) codes having unequal error probability values in a wireless communication system which channel-codes and transmits the information bits. The apparatus includes a LDPC encoder for mapping high information bits to low variable nodes and low information bits to high variable nodes, the high information bits having high importance priorities and the low information bits having low importance priorities from among the information bits, wherein the low variable nodes are variable nodes having low error probability values and the high variable nodes are variable nodes having high error probability values in a factor graph of the LDPC codes.
摘要翻译：公开了一种用于在对通信编码和发送信息比特的无线通信系统中具有不等错误概率值的低密度奇偶校验（LDPC）码进行编码信息比特之后发送信息比特的装置。该装置包括用于将高信息比特映射到低可变节点和低信息比特到高可变节点的LDPC编码器，高信息比特具有高重要性优先级，低信息比特在信息比特中具有低重要度优先级，其中低可变节点是具有低错误概率值的变量节点，高可变节点是在LDPC码的因子图中具有高错误概率值的可变节点。

6. 发明申请

WO2005020500A1 APPARATUS AND METHOD FOR CODING/DECODING BLOCK LOW DENSITY PARITY CHECK CODE IN A MOBILE COMMUNICATION SYSTEM 审中-公开
标题翻译：移动通信系统中编码/解码块低密度奇偶校验码的装置和方法
公开(公告)号：WO2005020500A1
公开(公告)日：2005-03-03
申请号：PCT/KR2004/002144
申请日：2004-08-26
申请人： SAMSUNG ELECTRONICS CO., LTD. , KYUNG, Gyu-Bum , JEONG, Hong-Sil , KIM, Jae-Yoel , PARK, Sung-Eun , YANG, Kyeong-Cheol , MYUNG, Se-Ho
发明人： KYUNG, Gyu-Bum , JEONG, Hong-Sil , KIM, Jae-Yoel , PARK, Sung-Eun , YANG, Kyeong-Cheol , MYUNG, Se-Ho
IPC分类号： H04L1/00
CPC分类号： H03M13/1105 , H03M13/1102 , H03M13/1151 , H03M13/1162 , H03M13/1171 , H03M13/118 , H03M13/1185 , H03M13/1188 , H03M13/1194
摘要： A method for generating a parity check matrix of a block LDPC code is disclosed. The method includes determining a size of the parity check matrix based on a coding rate and a codeword length; dividing a parity check matrix with the determined size into a predetermined number of blocks; classifying the blocks into blocks corresponding to the information part; arranging permutation matrixes in predetermined blocks from among the blocks classified as the first parity part, and arranging identity matrixes in a full lower triangular form in predetermined blocks from among the blocks classified as the second parity part; and arranging the permutation matrixes in the blocks classified as the information part such that a minimum cycle length is maximized and weight values are irregular on a factor graph of the block LDPC code.
摘要翻译：公开了一种用于生成块LDPC码的奇偶校验矩阵的方法。该方法包括基于编码率和码字长度来确定奇偶校验矩阵的大小; 将具有所确定的大小的奇偶校验矩阵除以预定数量的块; 将块分类为对应于信息部分的块; 从分类为第一奇偶校验部分的块中将预定块中的置换矩阵排列在预定块中的整个下三角形形式中的单位矩阵，从被分类为第二奇偶校验部分的块中排列; 以及将排列矩阵排列在分组为信息部分的块中，使得最小周期长度最大化，权重值在块LDPC码的因子图上是不规则的。

7. 发明申请

WO2006071100A1 APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING A SIGNAL IN A COMMUNICATION SYSTEM 审中-公开
标题翻译：用于在通信系统中发送和接收信号的装置和方法
公开(公告)号：WO2006071100A1
公开(公告)日：2006-07-06
申请号：PCT/KR2005/004676
申请日：2005-12-30
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： KYUNG, Gyu-Bum , KIM, Young-Ho , KIM, Jae-Yoel , YOON, Seok-Hyun
IPC分类号： H04L1/18
CPC分类号： H04L1/0057 , H04L1/1819
摘要： An apparatus and method for transmitting a signal in a communication system. An information vector is encoded using a structured low density parity check (LDPC) coding scheme supporting a first coding rate, to generate a first structured LDPC codeword vector including a first part mapped to the information vector and a second part mapped to a parity vector. The first structured LDPC codeword vector is transmitted to a signal reception apparatus. If there is an error in the first structured LDPC codeword vector, the information vector is encoded using a structured LDPC coding scheme supporting a second coding rate, to generate a second structured LDPC codeword vector including the first part, the second part, and a third part mapped to an additional parity vector of the information vector. The third part is transmitted to the signal reception apparatus.
摘要翻译：一种用于在通信系统中发送信号的装置和方法。使用支持第一编码率的结构化低密度奇偶校验（LDPC）编码方案对信息向量进行编码，生成包括映射到信息向量的第一部分和映射到奇偶校验向量的第二部分的第一结构化LDPC码字矢量。第一结构化LDPC码字矢量被发送到信号接收装置。如果在第一结构化LDPC码字向量中存在错误，则使用支持第二编码率的结构化LDPC编码方案对信息向量进行编码，以生成包括第一部分，第二部分和第三部分的第二结构化LDPC码字矢量部分映射到信息向量的附加奇偶校验向量。第三部分被发送到信号接收装置。

8. 发明申请

WO2006016769A1 APPARATUS AND METHOD FOR ENCODING AND DECODING A BLOCK LOW DENSITY PARITY CHECK CODE 审中-公开
标题翻译：编码和解码块低密度奇偶校验码的装置和方法
公开(公告)号：WO2006016769A1
公开(公告)日：2006-02-16
申请号：PCT/KR2005/002594
申请日：2005-08-10
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： KYUNG, Gyu-Bum , JEONG, Hong-Sil , PARK, Dong-Seek , KIM, Jae-Yoel
IPC分类号： H03M13/11
CPC分类号： H03M13/116 , H03M13/1134 , H03M13/118 , H03M13/1182 , H03M13/1185 , H03M13/1188 , H03M13/6356 , H03M13/6362 , H04L1/005 , H04L1/0057
摘要： Apparatus and method for coding a block low density parity check (LDPC) code. Upon receiving an information word vector, an encoder codes the information word vector into a block LDPC code according to a predetermined generation matrix. A modulator modulates the block LDPC code into a modulation symbol using a predetermined modulation scheme. A transmitter transmits the modulation symbol.
摘要翻译：用于编码块低密度奇偶校验（LDPC）码的装置和方法。在接收到信息字矢量时，编码器根据预定的生成矩阵将信息字矢量编码成块LDPC码。调制器使用预定的调制方案将块LDPC码调制成调制符号。发射机发送调制符号。

9. 发明申请

WO2005109662A1 APPARATUS AND METHOD FOR ENCODING AND DECODING BLOCK LOW DENSITY PARITY CHECK CODES WITH A VARIABLE CODING RATE 审中-公开
标题翻译：用于编码和解码具有可变代码率的块低密度奇偶校验码的装置和方法
公开(公告)号：WO2005109662A1
公开(公告)日：2005-11-17
申请号：PCT/KR2005/001397
申请日：2005-05-12
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： KYUNG, Gyu-Bum , YANG, Hyun-Koo , MYUNG, Se-Ho , JEONG, Hong-Sil , YANG, Kyeong-Cheol , PARK, Dong-Seek , KIM, Jae-Yoel
IPC分类号： H04B1/69
CPC分类号： H03M13/1148 , H03M13/1111 , H03M13/118 , H03M13/1185 , H03M13/1188 , H03M13/6356 , H03M13/6362 , H03M13/6393 , H03M13/6516
摘要： An apparatus and method for coding a block Low Density Parity Check (LDPC) code having a variable coding rate. The apparatus receives an information word and encodes the information word into a block LDPC code based on one of a first parity check matrix and a second parity check matrix, depending on a coding rate to be applied when generating the information word into the block LDPC code.
摘要翻译：一种用于编码具有可变编码率的块低密度奇偶校验（LDPC）码的装置和方法。该装置接收信息字，并且根据在将信息字生成到块LDPC码时要应用的编码率，基于第一奇偶校验矩阵和第二奇偶校验矩阵中的一个，将信息字编码为块LDPC码。

10. 发明申请

WO2005048460A1 CHANNEL ENCODING/DECODING APPARATUS AND METHOD USING PARALLEL CONTENATED LOW DENSITY PARITY CHECK CODE 审中-公开
标题翻译：通道编码/解码设备和使用并行指定的低密度奇偶校验代码的方法
公开(公告)号：WO2005048460A1
公开(公告)日：2005-05-26
申请号：PCT/KR2004/002922
申请日：2004-11-11
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： KYUNG, Gyu-Bum , JEONG, Hong-Sil , KIM, Jae-Yoel
IPC分类号： H03M13/11
CPC分类号： H03M13/2963 , H03M13/1102 , H03M13/1194 , H03M13/27 , H03M13/29
摘要： A channel encoding apparatus using a parallel concatenated low density parity check (LDPC) code. A first LDPC encoder generates a first component LDPC code according to information bits received. An interleaver interleaves the information bits according to a predetermined interleaving rule. A second LDPC encoder generates a second component LDPC code according to the interleaved information bits. A controller performs a control operation such that the information bits, the first component LDPC code which is first parity bits corresponding to the information bits, and the second component LDPC code which is second parity bits corresponding to the information bits are combined according to a predetermined code rate.
摘要翻译：一种使用并行级联低密度奇偶校验（LDPC）码的信道编码装置。第一LDPC编码器根据接收的信息比特生成第一分量LDPC码。交织器根据预定的交织规则交织信息比特。第二LDPC编码器根据交织的信息比特生成第二分量LDPC码。控制器执行控制操作，使得信息比特，对应于信息比特的第一奇偶校验位的第一分量LDPC码和与信息比特相对应的第二奇偶校验位的第二分量LDPC码根据预定的码率。

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