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CORDIC_mixer
- FPGA可实现的，使用cordic算法的NCO模块混频模块。该模块基于cordic原理，算法中只需要加法和移位运算既可以完成信号的混频功能-FPGA can be achieved, the use of the NCO cordic algorithm module mixing module. Cordic module based on the principle, the algorithm only needs Adder and shift operator can complete
无线信道信号的混叠
- (1) 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。请描述产生混叠的各种原因； (2) 无线信道中的多普勒谱有一种经典谱(classic spectrum)，请解释产生这种谱形状的机理； (3) 请用Simulink工具编写代码(S-Function方式)，产生一单径瑞利信道，其多普勒谱为经典谱，其中移动速率为120km/h。并请回答：证明自己用计算机产生的经典谱是正确的可能方法。 ,(1) in certain wireless channel, the Doppler f
DDC_prj1
- 公司最近项目做的一个DDC（数字下变频）simulink建模模型 真情奉献给大家-this is a project about digital down-converter,it is bulit with Simulink.
DBF_matlab
- 对16阵源的回波信号进行数字波束合成，包括回波信号仿真、权值进行泰勒加窗、数字混频、波束合成处理的仿真-16 sensor array digital beam echo signal synthesis, including the echo signal simulation, the value of the Tai Lejia windows, digital mixing, beam forming processing simulation
Mixer2110-7-31
- 混频器建模的Matlab仿真程序！有GUI界面可供进行混频器的参数设置！-Mixer simulation program Matlab modeling! A GUI interface for setting parameters for the mixer!
Radar_Receiver
- 雷达接收机的重要部件，包含AD、混频器、高放和中放4部分。-Important parts of radar receivers, including AD, mixers, high level and intermediate level radioactive Part 4.
zhengxianbo
- 对正弦波信号进行混频，分解，采用傅立叶变换来分析其频率-Mixing of sinusoidal signals, decomposition, using Fourier transform to analyze the frequency
matalabsimulink
- 研究生课题利用simulink对运动目标进行仿真，涉及跳频信号处理调制解调混频时间控制。-Graduate program of moving targets using simulink simulation, signal processing, frequency-hopping modulation and demodulation involves mixing time control.
Pump_effcts_DFWM
- 分析了计算四波混频效率的表到式在考虑非线性相位失配因子和不考虑非线性相位失配因子两种情况下，四波混频效率计算的差别-Analysing the expression of DFWM in the optical fiber under the consideration of nonlinear phase mismatch factor, then comparing the result to the expression which includes only linear phase m
HNL_DSF_DFWM_efficiency
- 计算高非线性光纤中的简并四波混频的效率,计算范围从1547nm到1563nm。-calculate the efficiency degenerate FWM of high nonlinear fiber，and the calculation region is 1547nm~1563nm.
Untitled8
- 数字下变频技术是数字接收机的核心技术之一，它包括数字混频正交变换、抽取及高效率数字滤波等。-Digital down conversion technology is one of the core technology of digital receiver, which includes digital mixer orthogonal transformation, extraction and high-efficiency filtering.
P_out_width
- 光电导混频器中，交叉电极的光电导宽度对THz功率的影响-Photoconductive mixer, the width of cross-electrode photoconductive THz power on the impact of
P_out_S
- 带交叉电极的混频器中，电极的面积对THz输出功率的影响-Mixer with cross-electrode, the electrode area, the impact of the THz output power
uplink
- 本文主要是描述的DDC的matlab功能，从输入的信号经过1/4fs搬频，然后半带抽取，再到混频，最后到分数倍的抽取，再经过成形滤波器输出。-digital down convention
simulationOfLFMRadar
- 对线性调频脉冲压缩雷达进行了仿真，考虑了实际目标回波包含的系统噪声和地物杂波、高频放大器设计、混频器设计、中频放大器设计、正交鉴相器设计、时域和频域脉冲压缩(脉压)、MTI、MTD及CFAR恒虚警等多个方面。-This code simulates the system of LFM pulse compression radar taking into account of system noise and clutter contained in object signal and many
hp2
- 多个信号的混频仿真程序，目的是应用于宽带雷达在多个目标存在的情况下，如何显示多个目标在时域和频域的状态跟踪。-Multiple signal mixer simulation program, used in wideband radar in the presence of multiple targets, and how to display multiple target tracking in the time domain and frequency domain state.
zz_rarget
- 目标和雷达的仿真程序，可以设置目标位置向量、速度、目标散射截面积、距离门限等等，计入高斯噪声，经过混频和傅里叶变化后再显示其距离和多普勒二维图形。-Target and radar simulation program can be set to the target position vector, velocity, target scattering cross-sectional area, the distance threshold, etc., included in the Ga
STEP-LFM
- 产生调频步进信号，再进行脉冲压缩，混频，最后进行高分辨率成像。本程序用于测距，参数可以进行修改。注释详细。-stepped LFM generating, and then pulse compression, mixing, and finally high-resolution imaging. The procedure used for ranging, the parameters can be modified. Detailed notes.
code
- 对混频数据使用白聚山和主成分方法提取同质因子和异质因子，再使用tvpSV方法对所得的因子进行随机波动分析(Extraction of homogeneous and heterogeneous factor factor using the principal component method of Bai Jushan and mixing data, then use tvpSV method for stochastic volatility factor analysis on inco
《GNSS单频软件接收机应用与编程》源程序
- 程序中详尽的给出了串行捕获、并行码相位捕获 、并行频率捕获、生成指定卫星的伪随机码、热噪声功率谱、混频器示意图、滤波器演示等应用于卫星接收机的基础编程，(In the program, the basic programming of serial acquisition, parallel code phase capture, parallel frequency capture, pseudorandom code of generating designated satellite, t