搜索资源列表
exa020802
- 计算滤波器的冲击响应，阶跃响应，幅频响应和相频响应-calculating the impulse response filter, step response, frequency response and phase frequency response
high-resolution-one-dimension
- 高分辨率要求系统具有大的带宽，瞬时带宽的增加必将提高系统对硬件的要求，本文采用方便灵活的步进频率波形信号。脉间频率步进波形通过子脉冲载频的步进变化来获得大的有效带宽，使成像具有高分辨率，采用加窗和补零方法提高信噪比，但该信号对目标径向速度非常敏感。采用补零方法提高距离取样分辨率，使距离像细化，并用公式说明了补零只能提高距离取样分辨率，并不能改变频率步进信号的距离分辨能力。该信号波形对目标径向速度的敏感，使目标能量分散到邻近的距离单元造成距离分辨率下降，如果不事先进行速度补偿，直接对回波信号进行逆
neural_1.520
- 用C++写的函数逼近的例子!可以设置步长，训练精度，训练次数等!另外界面相当的漂亮!-C write function approximation of the example! Can be set up step, training precision, training frequency! In addition to the interface very beautiful!
DSP2
- DSB-SC信号的生成与解调 1) 用离散（DSP）的方法生成DSB信号 2) 载波频率为150KHz，音频为500Hz和2000Hz的混合音。 3) 加入高斯白噪声 （4） 语音信号 的传输。 改变抽样频率和量化台阶大小，观察重建信号以及量化噪声信号的波形；对于语音信号主观评价声音质量的变化。 -DSB-SC signal generation and demodulation 1) Discrete (DSP) methods to generate DSB signal 2) the ca
matlab 步进频率连续波
- 步进频率连续波，一维距离像，速度补偿，包括说明，波形图，源代码-Step frequency continuous wave, as one-dimensional distance, speed compensation, including a descr iption, waveform, source code
stp_rd
- 通过步进频率技术实现二维信号的带宽合成，提高雷达信号的距离向分辨率。-Through the step frequency technology to 2 d signal bandwidth synthesis, improve the distance of the radar signal to the resolution.
signal_analyzer
- 最近看到有人提问怎样用FFT实现频谱分析，我认为能够进行到频谱分析的人，对于系统研究的深度基本上已经相当不错了。本人今天做了一个例程，发给大家参考一下。 历程主要内容(signal_analyzer.rar)如下： test1.txt 第一列为时间t，0.001s为步长；第二列为系统的输入信号；第三列为系统的输出信号。 signal_analyzer.m首先将test1.txt 的数据读入workspace，然后进行FFT，分析出两信号的频率，输出对于输入的幅值衰减（db），输出对输
lmfs_pulses_ambig
- 脉内线性调频、脉间频率步进信号的模糊函数-Linear FM pulse, pulse frequency step signal ambiguity function
VariableStepSizeLMSlms
- 基于变步长LMS在干扰抵消中的应用，其中key1，2，3为不同变步长的MATLAB程序，而pinyu则是LMS在频域中的应用，-Variable Step Size LMS-based interference cancellation in the application, which key1, 2,3 for different variable step size of MATLAB procedures pinyu is LMS in frequency domain applicat
Frequency Stepradar
- 频率步进matlab仿真:包括模糊图的生成，距离像的生成及允余去除拼接，最后还有雷达测角的matlab仿真，包括单目标及多目标-Frequency Step matlab simulation: including fuzzy map generation from the generation and Yun-I like the removal of splicing and, finally, the radar angle measurement of matlab simulation
sindiffer
- 时移与坐标显示范围的不同，以及频域中f的步长不同对频域图的影响。-The times and coordinates of display range of different, and the step frequency domain f different effects on the frequency domain graph.
hrr_profile
- 雷达仿真，计算并绘制某特定频率步进信号的合成HRR轮廓。-Radar simulation, computing and drawing a particular step frequency signal synthesis HRR profile.
stepsyn2
- 通过步进频率技术进行带宽合成，通过脉冲压缩，验证先压缩与后压缩的区别。结果表演，压缩后拼接与拼接后压缩效果一致。-Through the step frequency technology for the synthesis of bandwidth, through the pulse compression, verify the compression sequence don t affect the result of bandwidth synthesis.
step-frequency-phase
- 雷达测伪距 步进频率相位差分法 matlab仿真源码-The radar measured pseudorange step frequency phase difference method matlab simulation source
SFP
- 步进频信号处理模型，从信号产生到信号处理过程，到输出-step frequency
S_FSK
- 步进频雷达脉冲信号，设置了起始截止频率，步进频率，脉宽等等参数，简单易懂-Stepping frequency radar pulse signal, set the initial cutoff frequency, step frequency, pulse width, etc. parameters, easy to understand
step-fre-one-dim-imaging
- 步进频一维成像算法MATLAB实例，从数据生成到成像全过程完整。-Stepped Frequency-dimensional imaging algorithm MATLAB instance, generated the imaging data to complete the whole process.
fcffb40d
- 通过步进频率技术实现二维信号的带宽合成，提高雷达信号的距离向分辨率。-Through the step frequency technology to 2 d signal bandwidth synthesis, improve the distance of the radar signal to the resolution.
df498685
- 雷达仿真，计算并绘制某特定频率步进信号的合成HRR轮廓。-Radar simulation, computing and drawing a particular step frequency signal synthesis HRR profile.
Frequency Filtering
- The reason for doing the filtering in the frequency domain is generally because it is computationally faster to perform two 2D Fourier transforms and a filter multiply than to perform a convolution in the image (spatial) domain. This is particularly