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    • 44. 发明公开
    • Method and apparatus for channel encoding and decoding in a communication system using low-density parity-check codes
    • 方法以及使用低密度奇偶校验码用于在通信系统中的信道编码和解码设备
    • EP2579467A1
    • 2013-04-10
    • EP12188183.3
    • 2009-02-11
    • Samsung Electronics Co., Ltd
    • Myung, SehoKwon, Hwan-JoonKim, Jae-YoelLim, Yeon-JuYun, Sung-RyulLee, Hak-JuJeong, Hong-Sil
    • H03M13/11H04L1/00
    • H03M13/6362H03M13/1165H03M13/1188H03M13/618H04L1/0057H04L1/0069
    • A method and an apparatus for channel decoding using a Low-Density Parity-Check (LDPC) code, the method comprising:
      demodulating a signal transmitted from a transmitter;
      determining position information of the punctured parity bits by estimating information about a predetermined order of parity bit sets to be punctured and the number of parity bit sets ; and
      decoding data using the position information of the punctured parity bits,
      wherein determining position of punctured parity bits comprises,
      determining a number of parity bits to be punctured; and
      determining a number of parity bit sets to be punctured based on the determined number of parity bits to be punctured; and
      acquiring a predetermined order of parity bit sets,

      wherein the predetermined order of parity bit sets is determined as 6, 4, 18, 9, 13, 8, 15, 20, 5, 17, 2, 24, 10, 22, 12, 3, 16, 23, 1, 14, 0, 21, 19, 7, 11.
    • 一种用于使用低密度奇偶校验(LDPC)码,所述方法包括的信道解码的方法和装置:解调从发射机的信号反式mitted; 通过估计关于奇偶校验位的预定顺序信息的删余奇偶性比特的确定性采矿位置信息设置为被打孔和奇偶校验位集合的数量; 和使用被删余奇偶性比特,worin删余奇偶性的确定性采矿位置位包含的位置信息数据进行解码的,确定性的挖掘被打孔了的数的奇偶校验位; 和确定性采矿一些奇偶校验位的设置基于确定性开采数的奇偶校验位的要打孔的要打孔; 和获取的奇偶校验位集合的预定顺序,worin的奇偶校验位集合的预定顺序被确定为6,4,18,第9,第13,8,15,20,5,17,2,24,10,22,12 ,3,16,23,1,14,0,21,19,7 ,. 11
    • 49. 发明公开
    • Apparatus and method for encoding/decoding transport format combination indicator in CDMA mobile communication system
    • 设备和编码/解码方法中的CDMA移动通信系统中的传输格式指示符
    • EP2242192A2
    • 2010-10-20
    • EP10006880.8
    • 2000-07-06
    • Samsung Electronics Co., Ltd.
    • Kim, Jae-YoelKang, Hee-Won
    • H04J11/00H03M13/13
    • H04L1/0072H03M13/136H03M13/47H03M13/618H04B1/707H04B2201/70705H04J13/0048H04J13/12H04L1/0025H04L1/0028H04L1/0039H04L1/0041H04L1/0045H04L1/0057
    • An apparatus and method for encoding/decoding a transport format combination indicator (TFCI) in a CDMA mobile communication system. In the TFCI encoding apparatus, a one-bit generator generates a sequence having the same symbols. A basis orthogonal sequence generator generates a plurality of basis orthogonal sequences. A basis mask sequence generator generates a plurality of basis mask sequences. An operation unit receives TFCI bits that are divided into a first information part representing biorthogonal sequence conversion, a second information part representing orthogonal sequence conversion, and a third information part representing mask sequence conversion and combines an orthogonal sequence selected from the basis orthogonal sequence based on the second information, a biorthogonal sequence obtained by combining the selected orthogonal sequence with the same symbols selected based on the first information part, and a mask sequence selected based on the biorthogonal sequence and the third information part, thereby generating a TFCI sequence.
    • 用于编码的装置和方法/解码在CDMA移动通信系统中的传输格式组合指示符(TFCI),在TFCI编码装置中,一比特发生器基因率的序列具有相同的符号。 甲基础正交序列发生器基因率基础正交序列的复数。 甲基础掩码序列发生器基因率依据掩模序列的复数。 运算单元接收的TFCI比特没有被分成表示从基础正交序列中选择的双正交序列的转换,表示正交序列转换的第二信息的一部分,以及第三信息部分表示掩码序列转换和正交序列的联合收割机基于第一信息的一部分 所述第二信息,通过组合基于所述第一信息的一部分所选择的相同的符号的选择的正交序列而得到的双正交序列,并且基于所述双正交序列和所述第三信息的一部分,从而生成一个TFCI序列中选择的掩码序列。