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卷积码译码算法改进
实现Conv.(2,1,9)的编码、软判决滑动窗维特比译码，其生成多项式为G0=561(八进制),G1=753(八进制)，调制方式为bpsk，信道为AWGN，比较不同的译码深度对译码器性能的影响-convolutional code decoding algorithm to improve achievement Conv. (2,1,9) of the Code, Soft Decision sliding window Viterbi Decoder, genera
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This program includes:
[5 7] convolutional code (encoder) + bpsk + AWGN + MAP (decoder). It evaluates Bit Error Rate and plots it versus SNR(signal to Noise Ratio).
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Computes BER v EbNo curve for convolutional encoding / soft decision
Viterbi decoding scheme assuming bpsk.
Brute force Monte Carlo approach is unsatisfactory (takes too long)
to find the BER curve.
The computation uses a quasi-analytic (Q
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The basic parts of the BFSK transmitter are the preamble and the data input circuit. The preamble sequence is positioned in front of each packet of 122 bits for a total of 128 bits packet. The main purpose of the preamble is to facilitate the recepti
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这个Matlab程序实现了MAP算法-最大后验概率算法，同时包括对算法有：卷积编码、卷积解码，bpsk，AWGN。同时绘制它的误码率和SNR(信噪比)。,The Matlab program achieved a MAP algorithm- maximum a posteriori probability algorithm, at the same time including the algorithm are: convolutional coding, convolution deco
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通信系统的仿真,卷积码是纠错码的一种,可以用于数字电视,手机等通信领域,本例子给出了基于matlab的程序，卷积码bpsk调制。-Simulation of communication systems, convolutional code is an error-correcting code can be used for digital television, mobile phones and other communications, the examples given based
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这个Matlab程序实现了MAP算法-最大后验概率算法，同时包括对算法有：卷积编码、卷积解码，bpsk，AWGN。同时绘制它的误码率和SNR(信噪比)。
-The Matlab program achieved a MAP algorithm- maximum a posteriori probability algorithm, also include the algorithm are: convolutional coding, convolutional decoding, BPS
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实现卷积码的bpsk调制、vitbi译码及软硬判决与未编码的bpsk误码率的对比-convolutional codes to achieve bpsk modulation, vitbi hard and soft decision decoding and bpsk and uncoded BER comparison
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基于卷积码的维特采用bpsk调制方式的维特比译码程序，-Based on the Viterbi convolutional codes using bpsk modulation Viterbi procedures,
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是一个四发四收的球型译码程序，编码是卷积码，调制方式是bpsk，用Vblast来实现解码。-Is a collection of four four-ball type decoding procedures, coding is a convolutional code, modulation is bpsk, used to achieve the decoding Vblast.
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利用卷积编码和bpsk调制方式，关于高斯白噪声信道下信噪比与比特误码率关系的Simulink仿真-The use of convolutional coding and bpsk modulation on the Gaussian white noise channel ,the relationship between SNR and bit error rate using Simulink simulation
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*Demonstrate convolutional encoding and decoding
*Simulate BER for QPSK and bpsk, plot and then **compare the result with the theoretical value.
*compare SER of the Rake and ML.
– Symbols are taken randomly from QPSK.
– Run the simulation for
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卷积码的编码以及软硬译码，信道为awgn，调制方式为bpsk-convolutional encoding and decoding software and hardware, channel for the awgn, modulation is bpsk
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bpsk调制，1/2码率卷积码实现软解调-bpsk modulation, 1/2 rate convolutional Codes soft demodulation
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瑞利衰落信道下卷积码的误码率性能（bpsk），经典例程。-Rayleigh fading channel the BER performance of convolutional codes (bpsk), the classic routine.
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卷积码的编码，卷积码的维特比译码，运用bpsk编码实现的-Coding convolutional codes, Viterbi decoding convolutional codes, the use of coding to achieve bpsk
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matlab的bpsk调制的卷积编码维比特译码加高斯白噪声的程序-bpsk modulation matlab convolutional encoding and decoding bit Gauss white noise process
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bpsk调制，卷积编码，硬判决，维特比译码，误比特率(bpsk modulation, convolutional coding, hard decision, Viterbi decoding, bit error rate)
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bpsk与模拟通信系统相比，数字调制和解调同样是通过某种；在大多数情况下，数字调制是利用数字信号的离散值去；三种数字调制方式在抗干扰噪声能力和信号频谱利用率；2bpsk调制原理；二进制相移键控（bpsk）是利用基于MATLAB中的bpsk误码性能研究；
MATLAB提供了卷积码的convenc和相应的Viterbi译码函数vitdec，可以快速地得到编译码的结果。(bpsk compared with the analog communication system, digital modul
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搭建 bpsk+编码+交织仿真通信链路，仿真分析在不同信道条件下的不同译
码算法的误比特率性能。基于 matlab，搭建 bpsk+卷积编码+交织通信收发链路，
仿真参数如下： 1) 信源比特速率： 100 b R kbps = 2) 卷积编码：码率为 1/2，生成多项式为（561,753） 3) 译码方式：维特比译码（硬判决译码、软判决译码（8 比特量化）） 4) 交织：行列交织，交织器深度为 100bit，宽度为 10； 5) 仿真点数：106 1. 在 AWGN 信道下，仿真并绘出该系统在
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