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(7,4)循环码-信道编码的matlab仿真
- (7,4)循环码-信道编码的matlab仿真,包含simulink模块。,(7,4) cyclic code- the channel coding matlab simulation, containing simulink module。
sim.rar
- 通用的循环码编码器和(7,4)循环码译码器。采用VERILOG HDL编写,通过硬件验证。需使用modelsim 5.6仿真,Common cyclic code encoder and (7,4) cyclic code decoder. VERILOG HDL preparation used by the hardware verification. Need to use simulation modelsim 5.6
BCH(84)
- 本文主要介绍线性分组码的编码的基本原理。论述了汉明码及循环码的编、解码原理和方法。简要说明了线性分组码的差错特性;详细分析了(8,4)循环码的编码和解码过程,并设计出了(8,4)循环码的编码电路和解码电路。-This paper describes the linear block code encoding of the basic principles. Discusses the Hamming code and cyclic code encoding and decoding prin
gv3MQAM_type2_ofdm_cp_zf
- 4 16 64 QAM plots for simulated and theoretical results for OFDM system with addition of Cyclic prefix and a zero-Forcing equalizer.
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,
QC_codes
- Construct the short length of QC LDPC codes without girth 4 and girth 6-The Program to construct the short length of QC LDPC codes without girth 4 and girth 6 Copyright (C) Yang XIAO, Jun FAN, BJTU, July 26, 2007, E-Mail: yxiao@bjtu.edu.cn.
74cycliccoethechannelcodingmatlabsimulation
- 7,4) cyclic code - the channel coding matlab simulation 由matlab实现 比较明了-7,4) cyclic code- the channel coding matlab simulation relatively straightforward to achieve by the matlab
74xunhuanbianmawumalvfenxi
- 对(7,4)循环码的误码率进行了matlab的仿真,通过对比两条曲线,直观对比出未经过信道编码和经过信道编码的误码率比较。-Of (7,4) cyclic code error rate of the matlab simulation, by comparing the two curves, a direct comparison has not been after channel coding and channel coding the bit-error rate.
yinwei
- 移位(算术和逻辑)和循环移位程序,分为右移4位,左移4位,循环移位等四个指令,运行环境visualdsp-Shift (arithmetic and logic) and the cyclic shift process is divided into 4-bit shifted to the right, left 4, cyclic shift four instructions, operating environment visualdsp++
CRC_74
- 实现(7,4)CRC的编码和译码,其中生成多项式可以在程序中改成所需要的。输入4位码,可以编码生成7位循环码。译码的情况限于至多错一位的情形。-To achieve (7,4) cyclic code encoding and decoding, which generate the polynomials can be changed in the program need. Enter 4 yards, you can generate 7-bit cyclic code encoding.
cycle test algrithm
- lDPC校验矩阵的环检测。包括4环检测算法,6环检测算法及8环检测算法。还包括一个准循环LDPC奇偶校验矩阵的生成算法。-this algrithm can search cycles in LDPC parity check matrix。It contain cycle-4 cycle-6 cycle-8 test algrithm.It also contains a algrithm for generate the LDPC quasi-cyclic parity check matr
achieve(74)
- 使用MATLAB实现(7,4)循环码的编译码-Use MATLAB to achieve (7,4) coding and decoding of cyclic codes
OFDM
- 该模型实现了一个通用的OFDM TX和RX,这是不依赖于任何特定的行业标准。该模型的目标是开发和研究不断(不是“突发”)载波同步和定时跟踪方案。该技术纳入然后可以扩展和修改,以标准的具体通讯套件。该模型采用了“收购”技术,它利用了循环前缀相关属性,以赶在试图完成罚款跟踪算法一帧的边界粗略的估计。该模型实现了一个16点64循环前缀的OFDM载波波形。在OFDM符号有16个飞行员,3后卫音(0,带边幅),并使用45 QAM的剩余数据流4。 这包括最新型的衰落信道,误码率计算,并
CyCEncoding
- 实现(7,4)循环码编码过程,代码简单,对应人民邮电版《通信原理》中编码图-realized (7,4) cyclic encoding procedure
CyCDecoding
- 循环码解码编码,对应人民邮电版《通信原理》中(7,4)循环码译码过程。代码清晰简单-Cycle decoding coding, Telecommunications for the corresponding edition of " communication theory" in (7,4) cyclic code decoding process. Code is clear and simple
cipandiaodusuanfa
- 磁盘调度算法实现1、先来先服务(FCFS) 2、最短寻道时间优先(SSTF) 3、扫描算法(SCAN) 4、循环扫描算法(CSCAN) -1 disk scheduling algorithm, first come first served (FCFS) 2, the shortest seek time first (SSTF) 3, scan algorithm (SCAN) 4, cyclic scan algorithm (CSCAN)
coder
- 实现(7,4)循环码编码和解码的matlab的GUI界面程序,内含使用说明-Implementation (7,4) cyclic code encoding and decoding matlab GUI interface program that contains instructions
cyclic_coder
- (7,4)系统循环码编码器 code_out = cyclic_coder(code_in) 该系统循环码编码器的生成多项式是g(x) = x^3 + x + 1 输入参数code_in是信息码字,是1×4的行向量;输出code_out是编码后的系统 循环码字,是1×7的行向量。 函数运行时,同时画出输入信息码字和循环码字的波形图。- (7,4) cyclic code system Encoder code_out = cyclic_coder (code
(7-4)cyclic-code
- (7,4)循环码的编译码器,带有GUI界面,按界面提示操作即可-(7,4) cyclic code codec with GUI interface, interface prompts
cyclic-code-encoding
- 实现7,4循环码的编码和解码过程,带有漂亮的用户界面,使用方便-Achieve 7,4 cyclic code encoding and decoding process, with a beautiful user interface, easy to use