搜索资源列表
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- 一种卫星通信多普勒频偏快速捕获和跟踪算法-Doppler shift of a rapid acquisition of satellite communications and tracking algorithm
matlab-acq
- GPS C/A码捕获 用的是fft频域的搜索 有C/A码产生和C/A码数字化子程序，模拟卫星信号的捕获算法和过程，未考虑多普勒频移-GPS C/A code acquisition in frequency domain using the fft search with C/A code generation and C/A code number of subroutines, analog satellite signal acquisition method and process, w
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_model
- 信道建模，包括多径信道，考虑了多普勒频移以及瑞利信道！-Channel modeling, including multi-path channel, taking into account the Doppler shift and the Rayleigh channel!
bakecodemohuhanshu
- 通过时频转换法来，来画BPSK巴克码的模糊函数，tao（时延）切面，fd（多普勒频移）切面。以及其模糊度图的画法-Through the time-frequency conversion method to draw Barker code BPSK ambiguity function, tao (delay) section, fd (Doppler shift) section. And its ambiguity diagram drawing
GPS2
- 用MATLAB在产生的观测数据中捕获其中PRN 号码为“5”C/A 码。 （1） 观测数据应该有一定的多普勒频偏D f（-10kHz〈D f〈+10kHz）； （2） 加入高斯白噪声，使其信噪比为-20dB； （3） 捕获成功后，应给出捕获标志，并给出估计的频偏和码偏值。-Generated by MATLAB in which observed data capture PRN number is " 5" C/A code. (1) there should b
TheStudyofSimulationforTracingSatelliteDopplerShif
- 。利用理想二阶锁相环构造了三阶 环，对其捕获带宽、时间响应特性、稳定性和误差响应特性进行了仿真研究，分析了三阶环的参数选择 原则和跟踪卫星多普勒频偏的能力，并给出了环路滤波器的数字实现框图-. Ideal second-order phase-locked loop constructed using the third-order loop, its capture bandwidth, time response, stability and response characteris
GPS_PRN
- 产生任意的GPS卫星信号，包括多普勒频移范围和码相位延迟-Produce any GPS satellite signals, including Doppler shift range and code phase delay
CPPdoppler
- 用于计算一定速度对应的多普勒频偏，不包含对信号进行多普勒偏移的结果。-Used to calculate the Doppler shift corresponding to a certain speed, the signal does not include the results of the Doppler shift.
gps11
- 基于采样率变换和循环卷积的GPS信号快速捕获。提出了一种适用于GPS软件接收机的C/A码和多普勒频移的快速捕获算法。该算法结合了采样变换FFT和时域卷积两种方法，提高了捕获速度和多普勒频移的精度。-Based on the sampling rate conversion and fast circular convolution of the GPS signal capture. Presents a GPS receiver software for C/A code and Dopple
ray1
- there are so many methods in chennel modeling,out of them we consider mainly rayleigh fading,here by default i will take a doppler shift of 120 km/hr..you can change according to your desired..thank u
rayleighnew
- 信道估计中的参考信道程序，瑞丽信道有多普勒频移，初学者可以作为添加信道的参考，可以运行-Channel estimation in the reference channel program, Rui Lixin Road, Doppler shift, beginners can add the reference channel, you can run
Doppler-spectru-of-Wireless-channels
- 在某些无线信道中，多普勒频移会引起无线信道输出信号的混叠的原因；无线信道中的多普勒谱有一种经典谱(classic spectrum)产生的机理；-In some wireless channel, the reason of Doppler frequency shift causing aliasing Doppler spectrum in the wireless channel, the mechanism of Generating a classical spectrum (cl
rayleigh_dopule
- 多普勒频移单径瑞利衰落信道功率时间变化曲线的matlab仿真-Doppler shift a single Rayleigh fading channel power-time curve matlab simulation
fft_ambig
- matlab中使用FFT算法求两个信号的时频二维（互模糊）函数，可以实现信号的时延、多普勒频移联合估计（需要根据实际场景适当修改参数）-oint estimation matlab frequency two-dimensional FFT algorithm seeking the two signals (cross ambiguity) function, signal delay, Doppler shift
ruilishuailuoQPSK
- QPSK信号通过瑞利衰落信道后的误比特率和误符号率，并与AWGN信道下的误比特率和误符号率进行对比。其中，多普勒频移为 100Hz，经过矩形脉冲成形后的抽样时间间隔为1/800000s。-The QPSK signal harms the bit rate after the Rayleigh fading channel and harms the mark rate, and harms the bit rate with the AWGN channel under and harms
ofdm-ml
- OFDM系统的最大似然同步（ML）算法的程序，信道模型为带有多普勒频移的瑞利衰落信道。-OFDM system maximum likelihood synchronization procedures (ML) algorithm, the channel model with the Doppler shift of the Rayleigh fading channel.
Doppler_spectrum
- 无线信道存在的多普勒频移，对信道产生影响，编程仿真多普勒频移效应-Radio channel exists Doppler shift, the impact of channel programming simulation, Doppler frequency shift effect
Rayleigh-fading
- 考虑阴影效应，多普勒频移等的影响，用于描述瑞利衰落信号的信号特征-Take into account the shadow effect, Doppler shift, etc., used to describe the signal characteristics of the Rayleigh fading signal
TSysgenQAM16Dh
- 采用Xilinx的Sysgen工具建立的16QAM调制制解调模型，其中包括信源生成、多普勒频偏、载波跟踪环路等。 -16QAM modulation using Xilinx Sysgen tool to establish the modem model, including source to generate the Doppler shift, the carrier tracking loop.