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OFDM
说明: 通过C++语言实现了OFDM系统的仿真,包裹调制、子载波映射、循环前缀、频域时域映射,解调等等,代码简单易懂(The simulation of OFDM system is realized by C + +, including package modulation, subcarrier mapping, cyclic prefix, frequency domain time domain mapping, demodulation and so on. The code is simple and easy to understand)
- 2020-03-13 16:20:54下载
- 积分:1
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5
说明: 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,画出比特信噪比与信道估计均方误差的关系曲线和比特信噪比与误码率的关系曲线。
(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,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一种具体的频率同步方法,用Simulink进行仿真,画出比特信噪比与频率同步误差的关系曲线。(5. In three-path Rayleigh channel, for direct sequence spread spectrum:
(1) please design a specific code division navigation aided channel estimation method for ds-cdma, and adopt equal-beneficial combination and maximum ratio combination for receivers respectively.Simulink is used to simulate and draw the relationship curve between bit SNR and channel estimation mean square error and the relationship curve between bit SNR and bit error rate.
(2) assuming that the frequency has been synchronized, please design a specific single-stop sliding correlation time synchronization method ds-cdma, Simulink simulation, draw the relationship between the bit SNR and the acquisition probability curve.
(3) if the time has been synchronized, please design a specific frequency synchronization method ds-cdma, Simulink simulation, draw the relationship between the bit SNR and frequency synchronization error curve.)
- 2019-01-15 10:58:23下载
- 积分:1
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ADA297053
Simulation DFB Laser by Burt Lann Espe
- 2015-07-12 22:35:01下载
- 积分:1
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jk116
主要是基于mtlab的程序,MinkowskiMethod算法 ,matlab实现了五类灰色关联度模型的计算。( Mainly based on the mtlab procedures, MinkowskiMethod algorithm, matlab implements five gray correlation degree computing model.)
- 2017-04-19 09:54:26下载
- 积分:1
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Localization-based-on-LS-SVR-in-WSN
文章针对无线传感器网络(WSN)节点定位算法DV-Hop的节点间距离沽计误差对定位准确度影响较大的问题,提出一种基于LS-SVR(最小二乘支持向量回归机)的定位算法L-LSSVR.
(Aiming at solving the problem of the significant influence of distance estimation error onlocation accuracy of DV-Hop in Wireless Sensor Networks (WSN), a new node localizationmethod based on LS-SVR (L-LSSVR) is proposed.)
- 2012-10-12 12:36:51下载
- 积分:1
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CPCOL_2006JAN06_RFA_POM_AN_04
无线手机使用的集成式功放器/淤波器前端The use of wireless mobile devices, integrated power amplifier / silt-wave front-end(The use of wireless mobile devices, integrated power amplifier/silt-wave front-end)
- 2009-03-05 21:00:56下载
- 积分:1
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TM1651
数码管驱动 按键扫描程序,通讯线少 程序模块,简单(Digital tube driver button scanning program, communication line less program module, simple)
- 2018-06-05 22:14:43下载
- 积分:1
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dianhau_tu
这是在RIL层里面,实现打电话的功能的一个图形图示(This is the RIL layer inside, call the function to achieve a graphic icon)
- 2011-10-17 13:19:34下载
- 积分:1
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完整ofdm
说明: 一个完整的ofdm仿真过程,梳状导频 ls解码 可调psk(one kinds of ofdm simulation with comb pilot and qpsk mod)
- 2021-01-21 10:18:42下载
- 积分:1
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RA
说明: RA码的仿真程序,包括编码器、信道、译码器,参数可配置。(RA code simulation program, including encoder, decoder, channel, parameters can be configured.)
- 2017-11-13 21:31:00下载
- 积分:1