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revised_simu_multi_path
matlab中离散信号小数点时延的实现算法,可以精确实现一段序列的延时(numerical time-delay)
- 2012-04-12 15:39:37下载
- 积分：1
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LS_DFT_channel_estimation
OFDM系统的LS和DFT信道估计的算法分析比较(LS and DFT OFDM system channel estimation algorithm analysis and comparison)
- 2013-10-21 08:58:29下载
- 积分：1
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常规雷达信号软件仿真平台设计
说明： 如题，产生线性调频信号及通过匹配滤波处理(The linear frequency modulation signal is generated and processed by matched filtering)
- 2020-11-07 16:39:15下载
- 积分：1
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communication
说明： cdma系统matlab仿真，在两个用户的背景下采用了直接扩频码实现扩频解扩，bpsk调制解调，程序已经运行过，没有问题！(Establishment of multipath channel model)
- 2020-06-23 09:00:02下载
- 积分：1
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shuixiazhikuoxitong
水下扩频系统研究，本系统采用直接扩频序列方式，在有多径水声信道和无多径的水声信道进行研究比较(Underwater spread spectrum system, the system uses direct sequence spread-spectrum approach, in a number of Acoustic Channel Drive and non-multi-path acoustic channel for the study of comparative)
- 2021-03-11 14:29:26下载
- 积分：1
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vbchuankou
用VB编写的串口调试助手，附带51程序，大家可以学习，很经典，很地道(With VB serial debugging assistant, with 51 programs)
- 2013-08-28 16:44:14下载
- 积分：1
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OFDM-QAM16
a good OFDM QAM16 simulation for matlab program
- 2012-02-13 17:30:22下载
- 积分：1
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Satellite-FDM-examples
说明： 频分复用信号的生成以及演示，与英文工具书匹配，很好用！(FDM signal generation)
- 2020-06-24 23:20:02下载
- 积分：1
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5g-polar-code
说明： kode untuk polar coding
- 2020-02-20 00:16:08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
