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MSK调制解调器
MSK调制解调器MATLAB仿真程序，毕设用的，可会知误码率、时域图、频域图(MSK modulation and demodeulation simulate code by MATLAB)
- 2017-12-09 17:31:57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
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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Homwork_1
1. signal function generate
2. recursion signal generate
- 2019-01-10 17:23:37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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margin_Budget
说明： 根据卫星EIRP值、接收系统G/T值等参数仿真了卫星通信的上下行及总链路预算的matlab程序 及论文《卫星传输链路的计算与应用》(uplink and downlink margin budget)
- 2020-07-07 09:57:15下载
- 积分：1
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2010-Simulator-LTE-Case-Study
A Next GenerationWireless Simulator Based on MIMO-OFDM--LTE Case Study
- 2011-12-28 10:09:04下载
- 积分：1
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lungnodules
说明： 基于胸部CT图像的肺结节计算机辅助检测
(Computer-aided Detection for Pulmonary Nodules Based on chest CT Images
)
- 2009-08-24 11:11:26下载
- 积分：1
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fuzzy
使用模糊逻辑算法进行路径规划。。。。。。。。(Path planning using fuzzy logic algorithm)
- 2020-07-04 18:20:02下载
- 积分：1
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图像去雾代码
暗通道优先去雾代码，
直方图去雾代码，
自适应色阶去雾代码(Dark channel priority fog code,
Histogram de fogging code,
Adaptive histogram defogging code)
- 2017-06-11 14:38:54下载
- 积分：1
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ECGsignaldenoisingbyEEMD-master
说明： 心电信号处理Cardiac-frecuency-and-ECG-signal-denoising-by-EEMD-master(ECG Signal Processing)
- 2021-04-01 17:39:07下载
- 积分：1
