搜索资源列表
hdhx2
- 无多普勒频移的海底混响单元散射模型（matlab）- the seafloor reverberation unit scattering model without Doppler frequency shift
hdhx1
- 无多普勒频移的海底混响点散射模型(matlab编程)-Doppler frequency shift of the seafloor reverberation point scattering model
tgn_channel
- TGN五类信道的建模，包括了抽头时延，抽头功率，多普勒频移参数的建模。-TGN five-channel model, including a tap delay, tap power, Doppler frequency shift of the modeling parameters.
DUOJIN2
- 本人收集的资料2，有多径信道、多普勒频移，瑞利、RICE(莱斯)信道等仿真，QPSK调制和解调等，交织编码。程序经过本人测试，绝对可用，并附上本人测试说明和仿真图像结果-I collected information on 2, how-path channel, Doppler frequency shift, Rayleigh, RICE (Rice) channel, such as simulation, QPSK modulation and demodulation, etc.,
doppler_shif
- 用匹配吃力的方法求LFM信号的多普勒频移-Laborious method of matching demand with the LFM signal Doppler frequency shift
Disfrct
- 离散分数阶傅里叶变换，可以处理非平稳信号，也可以很好的对抗多普勒频移，用在OFDM系统中尤为重要。-Discrete fractional Fourier transform, can handle non-stationary signal can also be very good against the Doppler frequency shift, used in the OFDM system is particularly important.
recieve
- 一个直扩同步的模块，用于伪码的捕获和多普勒频移的提取-A synchronous DS module for pseudo-code capture and extraction of Doppler frequency shift
fir
- 利用在box-muller 和在时域上通过低通滤波器的方法产生多普勒频移的瑞利信道-Using the box-muller, and in the time domain through a low pass filter method produces Doppler frequency shift of the Rayleigh channel
duopulepinyisuanfa
- 基于极大似然估计方法的多普勒额频移估计算法-Maximum likelihood estimation method based on the Doppler frequency shift estimation algorithm places
rayleigh
- 基于Matlab的移动通信中多径衰落信道的仿真\基于多径传输和多普勒频移的 瑞利（Rayleigh）信道的仿真 主要考虑不同条件下的仿真-Matlab-based mobile communications in the multipath fading channel simulation \ based multi-path transmission and Doppler frequency shift of the Rayleigh (Rayleigh) channel simulati
channel-simulation_matlab
- 基于多径传输和多普勒频移的瑞利信道的仿真，matlab环境下的仿真 u1.m u2.m u3.m u4.m u5.m u6.m u7.m 基于多径传输和多普勒频移的.doc -Based on the multi-path transmission and Doppler frequency shift of the Rayleigh (Rayleigh) channel simulation
multipath-Rayleigh
- 基于多径传输和多普勒频移的 瑞利（Rayleigh）信道的仿真 主要考虑不同条件下的仿真-Based on the multi-path transmission and Doppler frequency shift of the Rayleigh (Rayleigh) channel simulation to consider the simulation under different conditions
carrier-frequency-capture
- 该文采用数字科斯塔斯环并结合数字匹配滤波辅助捕获的方法对T DRSS 中的大多普勒频移进行捕获和消除, 解决了大多普勒情况下载波恢复的难题, 为工程实践提供了一种新思路。-In this paper, using a digital Costas loop in combination with the digital matched filtering auxiliary capture the T-DRSS large Doppler frequency shift to capture a
sonar2
- 基于平移不变小波变换的多普勒速度声纳输出信号处理.针对水下航行器组合导航系统所使用的多普勒速度声纳输出信号的特点,采用了平移不变小波变换的多分辨率分析的方法,利用Daubechies小波函数,采用了半软阈值去噪的方法,能够在低信噪比的情况下准确地估计多普勒声纳的频移,从含有噪声的多普勒输出信号中提取出原始信号.通过仿真实验表明:采用4层小波分解,算法计算量减小,有效地消除多普勒噪声,从而提高水下组合导航系统的精度. -Doppler speed the sonar output signal p
ML_cp
- 这是关于ML的频偏估计算法的Matlab程序，希望有帮助哦-This is about ML of the doppler frequency shift estimation algorithm of Matlab program
radar_fun
- 雷达的一些基础函数，关于测距，DOPPLER频移计算，距离计算（雷达方程）-Basic function of the radar, ranging, DOPPLER frequency shift calculated distance calculation (radar equation)
Rayleigh_simulation
- 无线通信中，瑞利信道的仿真，考虑到了多普勒频移，还有信号的调制，编码等-Wireless communication, the Rayleigh channel simulation, taking into account the Doppler frequency shift, the signal modulation, coding, etc.
xindao-
- 衰落是由于发射机与接收机之间空间位置的微小变化引起的，描述小范围内接收信号场强中瞬时值的快速变化特性，是由多径传播和多普勒频移两者共同作用的结果，包括由多径效应引起的衰落和信道时变性引起的衰落，具有信号的多径时延扩展特性和信道的时变特性-Fading is caused due to a slight change of the position of the space between the transmitter and the receiver, the characteristics
GPS-generation
- 研究了一种数字中频 GPS 信号生成方法。给出了数字中频信号数学模型，模型考虑了各种因素对信号的影响。通过导航电文分析，提出信号传播时延、多普勒频移以及信号入射方向的估计方法。给出了中频信号产生的流程，对其中时延的设置，信号的上变频、信号幅度设置以及方向信息的导入进行了阐述。对所生成的信号模型进行了仿真分析，给出了信号产生各个阶段的频谱，对所生成的信号进行了相关捕获。仿真结果表明频谱特征符合理论分析，能够被捕获并找出信号时延从而实现定位。证明该信号模型能作为信号源应用于 GPS接收机研制中。-】
chen
- 一个关于基站发射功率多径衰落，阴影衰落以及多普勒频移等的matlab仿真-A base station transmit power multipath fading, shadow fading and Doppler frequency shift matlab simulation