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2下载:
ldpc编码,在加性高斯白噪声情况下描述出它的误码率随信噪比变化的情况-ldpc coding, in the additive white Gaussian noise cases, describe its bit error rate with signal to noise ratio the changes in the
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在MIMO-ofdm系统中,空时分组编码STBC对系统性能的测试,给出信噪比和误码率的关系图形。-In the MIMO-ofdm systems, space-time block coding STBC on the system performance test, given the relationship between SNR and bit error rate graphics.
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This a software runing on the Matlab. it is used in the channel coding simulation. It i nclude DVB-S2 LDPC and turbo Covolution. and block turbo code, You can choose which channel coding to run. it ru n the encoder and add white noise in the channel.
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【摘要】采用’()*(+ 通信仿真软件对应用于无线信道中的,-./,0-./,01(’ 的数字通
信方式和主要通信过程的实际情况进行计算机模拟仿真。主要通信过程为抽样、量化、编码、调制解
调、纠错编码等,并给出了几种调制解调的主要特性,为建立实际通信系统提供了基本的依据。
【关键词】移相键控(-./);正交幅度调制(1(’);脉码调制(-2’)-【Abstract】 ()*(+ communication simulation software used in wireless ch
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循环冗余校验就是一种被广泛采用的错误检验编码。介绍了循环冗余校验码的差错控制原理及其算法实现。-CRC is a widely used test coding errors. Introduced a cyclic redundancy check code for error control principle and algorithm.
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循环冗余校验就是一种被广泛采用的错误检验编码。介绍了循环冗余校验码的差错控制原理及其算法实现。-CRC is a widely used test coding errors. Introduced a cyclic redundancy check code for error control principle and algorithm.
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用matlab仿真了LDPC码的编码译码程序,及其用BPSK调制传输。并测其误码率-Matlab simulation of the LDPC codes with coding and decoding process, and its transmission with BPSK modulation. And measure its error rate
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1、研究BFSK在加性高斯白噪声信道下(无突发干扰)的误码率性能与信噪比之间的关系;
2、研究BFSK在加性高斯白噪声信道下(有突发干扰)的误码率性能与信噪比之间的关系;分析突发干扰的持续时间对误码率性能的影响。
3、研究BFSK+信道编码(取BCH码和汉明码)在加性高斯白噪声信道下(无突发干扰)的误码率性能与信噪比之间的关系;分析不同码率对误码率性能的影响。比较不同信道编码方式的编码增益性能。
4、研究BFSK+信道编码(取BCH码和汉明码)在加性高斯白噪声信道下(有突发干扰)的误
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本设计研究了纠错码及循环冗余校验码的原理,以及利用MATLAB对其进行了编程和编译仿真,实现了CRC循环冗余校验码的编码及校验,在接收端收到通过校验的码.-This design research the error correcting code and cyclic redundancy check code principle, and the use of the MATLAB programming and compile the simulation, realized the CR
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用Matlab/Simulink研究2ASK(DPSK)在加性高斯白噪声信道下的误码率性能与信噪比之间的关系;试用Matlab/Simulink研究2ASK(DPSK)+信道编码(取汉明码)在加性高斯白噪声信道下的误码率性能与信噪比之间的关系-Matlab/Simulink additive white Gaussian noise channel 2ASK (DPSK) the relationship between performance and signal-to-noise ratio
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DPSK信道的matlab仿真,误码率,时延,汉明信道编码-Channel DPSK matlab simulation, error rate, delay, Hamming channel coding
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基于matlab的MPSK调制方式simulink仿真系统,系统中有录音模块、PCM编码、误码率计算等模块。-MPSK modulation mode based on the matlab simulink simulation system, the system of recording module, PCM coding, bit error rate calculation module, etc.
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MATLAB仿真一个系统,包括信源、信源编码、差错控制编码、信道、差错控制解码、信源解码、求误码率以及均方误差。-MATLAB simulation of a system, including source, source coding, error control coding, channel, error control decoding, source decoding, seek error rate and mean square error.
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simulate the symbol error
performance and the bit error rate performance of the QPSK
communication system-Qpsk grey coding symbol error
performance and the bit error rate
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实现两个通信建模的仿真,分别是8-QAM和QPSK.-1. Simulate the error performance (BER-EbNo curve) of a QPSK system (without coding) using Quasi-analytical method, under AWGN channel.
2. Simulate the error performance (BER-EbNo curve) of an 8-QAM system (without codin
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