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按分类查找All 通讯编程(211) 
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[通讯编程] without-the-Knowledge-of-Signal-Propagation-Speed

IEEE上发表的论文“基于时差的信源位置和传播速度的渐近最优估计器”的模拟代码,
The simulation code for the published paper: "An asymptotically optimal estimator for source location and propagation speed by TDOA" on IEEE, (2023-10-23, matlab, 0KB, 下载0次)

http://www.pudn.com/Download/item/id/1698229749629102.html

[通讯编程] 2DPSK传输系统(相干解调)

包括基带波形生成,DPSK调制与解调波形,误码率计算,绘制在不同信噪比下的误码率曲线图
2ASK coherent demodulation and error analysis, including baseband waveform generation, DPSK modulation and demodulation waveform, error rate calculation, and drawing error rate curves under different SNR (2021-01-09, matlab, 2KB, 下载2次)

http://www.pudn.com/Download/item/id/1610199502434947.html

[通讯编程] 6

在瑞利信道中,对于OFDM信号设计一种具体的导引辅助的信道估计方法,用Simulink进行仿真,测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线,画出比特信噪比与误码率的关系曲线
In Rayleigh channel, a specific guidance aided channel estimation method is designed for OFDM signal, and the simulation is carried out with Simulink to measure the BER performance of BPSK modulation. The relation curve between bit SNR and channel estimation mean square error is drawn, and the relation curve between bit SNR and bit error rate is drawn (2020-12-29, matlab, 273KB, 下载2次)

http://www.pudn.com/Download/item/id/1609231090557592.html

[通讯编程] 5

设计DS-CDMA一种具体的码分导引辅助的信道估计方法,接收机分别采用等均益合并、最大比合并。用Simulink进行仿真,测量BPSK的误码率性能,画出比特信噪比与信道估计均方误差的关系曲线,画出比特信噪比与误码率的关系曲线
A specific channel estimation method aided by code division and guidance is designed for DS-CDMA. The receiver adopts equal average combining and maximum ratio combining respectively. Simulink is used to simulate and measure the BER performance of BPSK. The relationship curve between bit SNR and channel estimation mean square error is drawn, and the relationship curve between bit SNR and BER is drawn (2020-12-29, matlab, 124KB, 下载2次)

http://www.pudn.com/Download/item/id/1609230988615439.html

[通讯编程] layered_space_time_code_detection_algorithm

vblast,QRD,SQRD,GMD多种分层时空码检测算法。通过不同信噪比情况下的误码率对上述算法进行比较
VBLAST, QRD, sqrd, GMD layered space-time code detection algorithm. The above algorithms are compared by the BER of different SNR (2020-10-23, matlab, 5KB, 下载5次)

http://www.pudn.com/Download/item/id/1603449869341100.html

[通讯编程] BPSK_AWGN_rayleigh_code_interleave

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硬判决和软判决(3bit 量化)两 种译码方式下的信源误比特率曲线,并进行分析。 2. 设定某种交织器结构,在单径瑞利衰落信道( 100 d f Hz = )下,采用理 想信道估计,仿真并绘出该系统在有无交织、不同译码方式(硬判决和 软判决)时,在不同 0 b EN下的信源误比特率曲线,并进行分析。 3. 改变交织器结构,选择三种不同的交织深度(自行决定),在单径瑞利衰 落信道( 100 d f Hz = )下,仿真并绘出该系统在不同交织长度时,在不 同 0 b EN下的信源误比特率曲线,并进行分析。
Build a BPSK + encoding + interleaving simulation communication link, and analyze the different translations under different channel conditions The bit error rate performance of the code algorithm. Based on MATLAB, BPSK + convolutional coding + interleaved communication transceiver link is built, The simulation parameters are as follows: 1) source bit rate: 100 b r Kbps = 2) (2020-05-15, matlab, 1KB, 下载12次)

http://www.pudn.com/Download/item/id/1589516677560520.html

[通讯编程] 代码

比较发送端以及不同信噪比下接收端星座图的不同,计算仿真AWGN信道下BPSK的误码率
The error rate of BPSK in simulated AWGN channel is calculated by comparing the constellation of transmitter and receiver under different SNR (2020-04-22, matlab, 30KB, 下载0次)

http://www.pudn.com/Download/item/id/1587529715208041.html

[通讯编程] SNR+Capon

最大信噪比准则 来波方向0° -20° 干扰方向20° Capon 来波方向0° 干扰方向60° 和 20° 仅供参考
Maximum SNR criterion Incoming wave direction 0 -20 Interference direction 20 Capon Incoming wave direction 0 Interference direction 60 and 20 For reference only (2020-03-26, matlab, 1KB, 下载0次)

http://www.pudn.com/Download/item/id/1585193165769130.html

[通讯编程] OFDM_s

(1)请设计一种具体的导引辅助的信道估计方法,用Simulink进行仿真,测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线,画出比特信噪比与误码率的关系曲线。
(1) Please design a specific guidance-assisted channel estimation method and simulate it with Simulink to measure the BER performance of BPSK modulation. The relationship curve between bit signal-to-noise ratio and mean square error of channel estimation is drawn, and the relationship curve between bit signal-to-noise ratio and bit error rate is drawn. (2018-12-06, matlab, 9KB, 下载2次)

http://www.pudn.com/Download/item/id/1544088061552858.html

[通讯编程] QPSK

AWGN信道下基于QPSK的通信系统Matlab仿真,仿真了不同信噪比下的QPSK误码率。
The communication system based on QPSK in AWGN channel is simulated by matlab, and the bit error rate of QPSK under different SNR is simulated. (2018-12-01, matlab, 1KB, 下载1次)

http://www.pudn.com/Download/item/id/1543644567196589.html

[通讯编程] HARQ

MATLAB实现了HARQ重传,分析误码率和信噪比间的关系,并可以修改最大重传次数
MATLAB implements the retransmission of HARQ, analyzes the relationship between the bit error rate and the signal to noise ratio, and can modify the maximum retransmission times. (2018-03-04, matlab, 4KB, 下载57次)

http://www.pudn.com/Download/item/id/1520139931223013.html

[通讯编程] subject3

PSK误码率仿真程序。仿真得到不同信噪比下的BPSK和QPSK信号星座图; 在等效基带模型上对QPSK调制系统的误码率进行仿真。
PSK code error rate simulation program (2017-12-25, matlab, 2KB, 下载8次)

http://www.pudn.com/Download/item/id/1514169984606395.html

[通讯编程] ccdf-and-pdf-of-SNR-in-DFT-S-OFDM

这个是DFT-S OFDM的接收端平均信噪比PDF和CCDF仿真图
This is the DFT-S OFDM receiving end of the average SNR simulation diagram PDF and CCDF (2013-05-22, matlab, 47KB, 下载30次)

http://www.pudn.com/Download/item/id/2253255.html

[通讯编程] timespace

2发2收,最大似然译码,bpsk调制方式,在不同信噪比下的空时编码传输效率
2 admission, maximum likelihood decoding, bpsk modulation, space-time coding transmission efficiency under different signal-to-noise ratio (2012-08-30, matlab, 28KB, 下载15次)

http://www.pudn.com/Download/item/id/1980385.html

[通讯编程] gsd__source

广义球形解码源代码,包括信噪比、复杂度、以及天线数量各种参数的仿真
Generalized sphere decoder source code, including signal to noise ratio, complexity, and various parameters of the simulation the number of antennas (2011-09-08, matlab, 29KB, 下载89次)

http://www.pudn.com/Download/item/id/1641753.html

[通讯编程] err_rate7

该函数可以用来生成误比特率(BER)对信噪比(SNR)的函数曲线
This function can be used to generate the bit error rate (BER) vs signal to noise ratio (SNR)curve. (2011-08-25, matlab, 1KB, 下载36次)

http://www.pudn.com/Download/item/id/1631125.html

[通讯编程] 1

OFDM中不同信噪比对误码率性能的影响的matlab仿真的实验代码
Different OFDM bit error rate performance of SNR on the impact of the experiment code on matlab simulation (2010-02-26, matlab, 2KB, 下载87次)

http://www.pudn.com/Download/item/id/1070718.html

[通讯编程] 2008_5

在三条径的瑞利信道中,对于直接序列扩频: (1) 请设计DS-CDMA一种具体的码分导引辅助的信道估计方法,接收机分别采用等均益合并、最大比合并。用Simulink进行仿真,测量BPSK的误码率性能,画出比特信噪比与信道估计均方误差的关系曲线,画出比特信噪比与误码率的关系曲线,请解释在误码率为0.01时,两种合并方式所表现的不同的物理意义。 (2) 设频率已经同步,请设计DS-CDMA一种具体的单停顿滑动相关时间同步方法,用Simulink进行仿真(自己编写代码S-Function方式),分析所设计方案的时间同步精度,画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已经同步,请设计DS-CDMA一种具体的频率方法,用Simulink进行仿真(自己编写代码S-Function方式),画出比特信噪比与频率同步误差的关系曲线。
err (2008-12-25, matlab, 126KB, 下载304次)

http://www.pudn.com/Download/item/id/615226.html

[通讯编程] MYMIMO

文件来源: 我的毕设 仿真结果: 在窄带Rayleigh快衰落信道下几种检测方法的误码率性能比较 说 明: 参数tx,rx,L,EbN0可以根据需要更改。 tx,rx是收发天线数,根据需要取值就好了,一般研究2发2收和4发4收 EbN0是信噪比取值范围,根据需要选择吧。取得点多当然算得慢。 L影响结果的波动性和误码率所能达到的下限,L值取得越大图像越接近真实情况。如果 EbN0最大值有20dB那么误码率可以达到10负4次方建议L不低于10000。 使用方法: 把db.m和minnorm.m存进任意文件夹,然后打开matlab,File->Set Path->Add Folder加入 文件夹。在matlab中输入命令db即可 (2008-05-29, matlab, 5KB, 下载162次)

http://www.pudn.com/Download/item/id/477027.html

[通讯编程] wcdmanetworkplanngingpart3

这个是《wcdma无线网络规划与优化>对应的系统仿真的第三部分源代码共14个源代码。
This is a "wcdma Wireless Network Planning and Optimization (2007-05-19, matlab, 10KB, 下载106次)

http://www.pudn.com/Download/item/id/284593.html
总计:211