搜索资源列表
viterbi-soft-9
- 软判决功率归一viterbi约束长度9，c＋＋代码。-soft-decision power under a Viterbi constraint length 9, c + + code.
ofdm_multipath
- 多径信道下的ofdm仿真系统，包括编码，映射，交织，调制。信道估计采用判决反馈方法。-multi-path channel under the ofdm simulation system, including coding, mapping, interleaving, modulation. Channel estimated that the decision feedback methods.
convcode0.1
- 卷积码编码器，与对应的维特比硬判决译码器。已经通过仿真验证-Convolution Encoder, and the corresponding hard decision Viterbi decoder. Has been verified by simulation
jain-sip-presence-proxy
- The source code for this package is located in src/gov/nist/sip/proxy. The proxy is a pure JAIN-SIP application: it does not need proprietary nist-sip classes in addition of those defined in JAIN-SIP 1.1, you can substitute the NIST-SIP stack b
MDPtoolbox
- The MDP toolbox proposes functions related to the resolution of discrete-time Markov Decision Process : finite horizon, value iteration, policy iteration, linear programming algorithms with some variants. The functions (m-functions) were developpe
scfdma
- This a very simple baseband simulator for SC-FDMA system. This simulator is part of the upcoming book “Single Carrier FDMA: A New Air Interface for Long Term Evolution” (Wiley, Nov. 2008) which I co-authored with professor David J. Goodman at Polytec
kmplot
- LDPC codes BER simulation under AWGN channel. MacKay-Neal based LDPC matrix. Message encoding uses sparse LU decomposition. There are 4 choices of decoder: hard-decision/bit-flip decoder, probability-domain SPA decoder, log-domain SPA decoder, and si
hammingcodedecoding
- (7,4)汉明码的硬判决译码算法、最大似然译码算法、和积译码算法性能比较（代码附在word后面，采用matlab实现）很好的学习资料-(7,4) Hamming code of hard decision decoding algorithm, maximum likelihood decoding algorithm, and decoding performance comparison plot (code word is attached to the back, using matla
16qam_channel_encode
- 一、 本程序采用16QAM调制方式，对一串2进制信源进行调制，采用（7，4）循环码对信源做信道编码，用升余弦滚降函数进行基带调制，再调到高频信道；在信道上加入高斯白噪声，运用匹配滤波器解调，画出解调星座图，运用最小欧氏距离译码判决，再对信号进行信道解码，画出采用信道编码技术和不采用信道编码技术的误比特率图。-First, this program uses 16QAM modulation mode, for a string of two binary source is modulated,
LDPC_BSN
- LDPC码的硬判决译码算法，即BF算法。其为C语言编写。-LDPC code of the hard-decision decoding algorithm, that algorithm BF. For the C language.
64QAM
- 64QAM的调制解调程序，用硬判决-Of 64QAM modulation and demodulation process, with a hard decision
LDPC_BSN
- 含有多个译码算法，软硬判决译码！还有编码-Contains a number of decoding algorithm, soft and hard decision decoding! Also encoded
Convolutional_Qam16_soft_awgn
- Convolutional 16QAM 3 bit soft decision and viterbi decoding
soft_and_hard_decision_on_viterbi_decoder
- With using noisy data and created data, soft and hard decision are made by viterbi decoder
eqberdemo
- 本演示程序分别就线性，判决反馈，和最大似然估计均衡器的进行了误码率性能仿真。-This demo program in respect of linear, decision feedback, and the maximum likelihood estimation equalizer BER performance simulation carried out.
adaptiveequalizer
- adaptive equalization for decision feedback equalizer
computingBERConvolutionalCod3
- 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
computingBERConvolutionalCod2
- 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.
Adaptive-Decision-Directed-Quantized-State-Algori
- addaptive decision directed quantize algorithm
Untitled2
- 比较了用软判决和硬判决进行viterbi译码的BER-SNR曲线(Compare the BER-SNR curve of viterbi decoding by using hard decision and soft decision)