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Convolutional 16QAM 3 bit soft decision and viterbi decoding
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本设计选取CDMA通信系统中的接入信道部分进行仿真与分析。首先，通过学习相应的理论知识，熟悉接入信道实现的过程，对每一步的原理有了较深的理解，同时，也对MATALB软件进行熟悉和了解，对MATLAB软件中的SIMULINK部分及其内部的CDMA模块用法和参数设置进行熟悉，然后运用MATLAB软件对接入信道部分进行设计，并逐步地对各个模块进行分析、仿真与验证。目的是通过毕业设计工作熟悉现代无线通信系统的基本构成与基本工作原理，重点掌握卷积编码、块交织和码扩展等相关编码技术，并能将这些技术应用实际系
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scr ipt for computing BER with Binary Convolutional Code
and Viterbi decoding.
Convolutional code of Rate-1/2, Generator polynomial - [7,5] octal
Hard decision and soft decison decoding is used. -scr ipt for computing BER with Binary Convolu
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scr ipt for computing BER with Binary Convolutional Code
and Viterbi decoding with finite survivor state memory
Convolutional code of Rate-1/2, Generator polynomial - [7,5] octal
Hard decision and soft decison decoding is used.
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卷积编码和维特比软判决译码，可以应用到OFDM系统中-Convolutional coding and Viterbi soft decision decoding can be applied to OFDM systems
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卷积码的实现，c比matlab快很多。scr ipt for computing the BER for BPSK modulation in AWGN with
Hard and Soft decision Viterbi decoding with traceback-discuss a simple binary convolutional
coding scheme at the transmitter and the associated Viterbi (maximum li
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VC2010及IT++4.2下实现MIMO的仿真-This example demonstrates how to use the Modulator_ND (MIMO) class for soft-output demodulation. The program simulates a simple convolutionally coded spatial-multiplexing (V-BLAST style) MIMO system with maximum-likelihood, a
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VS2010及IT++4.2下实现PCCC在AWGN信道上的仿真-This program simulates Parallel Concatenated Convolutional Codes (PCCCs) of coding rate 1/3 using a turbo decoder with two SISO RSC modules.
Reference: S. Benedetto, D. Divsalar, G. Motorsi and F. Pollara, "A Sof
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VS2010及IT++4.2下实现SCCC在AWGN信道上的仿真-This program simulates Serially Concatenated Convolutional Codes (SCCCs) of coding rate 1/4 using a turbo decoder with a SISO NSC module and a SISO RSC module.
Reference: S. Benedetto, D. Divsalar, G. Motorsi and
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SOVATEC是实施软输入软输出维特比
算法。该算法可以使用被称为其中味精是软输入（码字），LLR是每比特的先验信息对位（对数似然比），棚架棚架结构描述卷积编码器，用于编码的原始信息的消息。- SOVADEC is an implementation of the soft input soft output Viterbi
algorithm. The algorithm can be called using
DEC = SOVADEC( MSG, L
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卷积码Viterbi译码，包括软判决和硬判决，别人上课的程序-Convolutional code Viterbi decoding, including soft decision and hard decision, others school programs
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用MATLAB实现QAM调制和软解调，同时实现卷积码编码和维特比译码。(Matlab is used to realize QAM modulation and soft demodulation, convolutional code coding and Viterbi decoding.)
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