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GMSK
- 为了提高移动通信系统中数据传输的有效性能,降低GMSK调制系统的误码率. 首先对GMSK调制系统进行分析,得到不同BT值GMSK调制的移动通信系统误码率和带宽的关系.通过引入具有纠错性能的编码技术,降低信息传输的误码率,提高系统的有效性. 本文给出了引入编码技术的GMSK调制系统的仿真模型,仿真结果表明,在相同的信噪比下,系统的误码率降低了1~2dB.-This paper mainly intends to improve the performance of the communicatio
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
21345add
- 这个Simulink模型实现一个使用GMSK调制的随机数字数据的发射和接收。同时测量AWGN信道对BER的影响。-The Simulink model uses GMSK modulation to achieve a random digital data transmission and reception. AWGN channel simultaneous measurement of the impact on the BER.
Signal
- 分析了在超宽带通信系统中的扩频干扰,并用两种通用的调制技术实现了对提出的抗干扰方法的仿真-he ultra wideband (UWB) interference to direct sequence spread spectrum (DSSS) receiver is analyzed. Two popular UWB modulation schemes, the time hopping pulse position modulat
ber_awgn2
- comparison of BER of unipolar line coding and polar line coding. graph of BER vs SNR
xiugai4
- 2*2 mimo-ofdm系统的误码率测量。经过时不变信道-ber of 2*2 mimo-ofdm
rake
- 本文是基于3路径的rake接收机,在高斯噪声下的三种合并方式的误码率比较。-This article is based on the path of the rake receiver 3, in the three combined Gaussian Noise BER comparison approach.
ofdm-qpsk-mycreatechannel
- 我们将通过MATLAB仿真在发送平均功率和传输速率相同的情况下,在传输特性为理想的平的和非平(即存在码间干扰)的信道上,对多载波OFDM和单载波QPSK的误码率进行比较。-We will send the average power by MATLAB simulation and the transmission rate in the same circumstances, in the transmission characteristics of the ideal of peace a
upload_pudn3
- This program simulation is used to simulate the performance of Mary noncoherent FSK modulation (BFSK,4FSK,8FSK and 16FSK) in AWGN channel for SNRdB change from 0 to 12 dB and print the modulation type ,SNRdB and Bit error rate for each steps. finally
upload_pudn14
- Simulation program to realize OFDM transmission system using( proposed slantlt transform instead FFT transform)with pilot channel estimation in a fading channel for (BPSK,QPSK,8PSK and 16PSK) modulation and for two type of error plot BER(Bit error ra
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
computingBERConvolutionalCod1
- scr ipt for computing BER with Binary Convolutional Code and Viterbi decoding with finite survivor state memory and variable traceback depth Convolutional code of Rate-1/2, Generator polynomial - [7,5] octal Hard decision decoding i
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.
computingBERConvolutionalCode
- 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 decoding is used.
SNMP_Document
- 此文档是对SNMP报文文档的分析,SNMP编码规则是BER,BER是数据组成:标识域,长度域,值域。-This document is a document of SNMP packets, SNMP encoding rules are BER, BER is the data consists of: identification field, length of the domain, range.
OFDM_4QAM_R14
- OFDM/Simulink matlab procedure, at different signal to noise ratio, the system compares the SER and BER. The use of Rayleigh fading channel.
cdma2000-codes
- cdma2000的Turbo码模拟,从编码到传输到解码,最后输出信噪比误码率曲线-the simulation of cdma2000 turbo code,from code to transport to decode,and the output is the line line of snr to ber
w4_5
- This program simulates the bit-error-rate (BER) performance of quasi-orthogonal space time block code (QOSTBC)
OFDM
- matlb code for calculation of BER of ofdm with Qpsk
BER
- this program is about the BER of ofdm_4QAM. I hope it will do a little help for somebody .