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PAM8
实现PAM8,并进行误码率分析,PAM比特流通过随机数产生(Achieve PAM8, and the bit error rate analysis, PAM random number generator bit stream)
- 2020-11-30 11:59:27下载
- 积分:1
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卫星通信中数字调相信号调制方式识别方法研究
说明: 针对数字卫星常用的 7 种通信信号调制方式(QPSK、8PSK、16QAM、32QAM、64QAM、16APSK、32APSK),对零中心归一化瞬时幅度谱密度最大值、四次方谱、幅度、高阶累积量四种特征参数进行了分析,提出了一种联合特征参数的信号调制识别方法.(Aiming at seven communication signal modulation modes commonly used in digital satellite (QPSK, 8PSK, 16QAM, 32QAM, 64QAM, 16APSK and 32APSK), four characteristic parameters of zero-center normalized instantaneous amplitude spectral density, quadratic spectrum, amplitude and high-order cumulant are analyzed, and a signal modulation recognition method of joint characteristic parameters is proposed. Method.)
- 2020-06-21 09:20:02下载
- 积分:1
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Chapter3FINAL
Fiber Bragg Grating Book
- 2012-04-24 04:15:41下载
- 积分:1
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light
光纤通信基础知识,介绍了单模,多模光纤的特点(Optical fiber communication based on knowledge, introduction of the single-mode, multimode fiber characteristics)
- 2008-03-13 09:45:34下载
- 积分:1
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DLT645Debuger_645
朋友写的C++645通讯程序,支持645-1997与645-2007,支持自已组帧程序自动添加校验码通讯,可以增加数据标识定义,里面还有部分关于费控通讯代码,挺好,拿来分享(Friend write C++645 communications program to support the 645-1997 and 645-2007, to support their own group the frame program automatically adds the checksum communications, can increase data identifies the definition, there is also a section on the fee control communications code, good for them and share)
- 2020-09-20 21:27:53下载
- 积分:1
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multi654654654
This program is for division of natural semiconductor
- 2019-04-14 05:28:43下载
- 积分:1
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ADAM温度采集
利用ADM4017实现空调系统压力的采集(蒸发压力和冷凝压力) ,利用ADAM4018实现热电偶的温度采集。包含了曲线显示,数据存储功能,自定义温度标签功能。(this applicaion is used to get the temperature and pressure of the HVAC system by ADAM4017 and ADAM4018. include the cure print, the data storage and user defined label for 8 channels temperature.)
- 2018-04-28 10:28:06下载
- 积分:1
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搭建BPSK+编码+交织仿真通信链路
说明: 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 12:24:37下载
- 积分:1
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RS
说明: 这个C++程序建立了高斯白噪声信道模型下的RS码的编码及译码算法,并且给出了其比特误码率性能。(This program has realized the RS code,the coding and decoding mode (and furthermore has simulated the ber performance of decoding ))
- 2012-02-21 16:27:42下载
- 积分:1
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ccdf_of_clipped_foltered_ofdm_signal
说明: 正交频分复用(OFDM)信号的互补累计函数(ccdf_of_clipped_foltered_ofdm_signal)
- 2020-07-07 11:09:12下载
- 积分:1