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pcm_chianelxie
- PCM(脉冲编码调制,包括A律和U律压缩等功能的实现)-PCM (pulse code modulation, including legal and U A legal functions of the compression achieved)
kdtele3
- Make and answer phone calls Detect tone and pulse digit from the phone line Capture Caller ID Support blind transfer, single-step transfer/conference, consultation transfer/conference, hold, unhold. Control of the local phone handset
ulaw.rar
- 使用VHDL语言,实现通信脉冲编码调制(PCM)的u律压缩。,Using VHDL language, the realization of communication pulse code modulation (PCM) of u law compression.
PCM
- 利用Matlab仿真脉冲编码调制(PCM)及A律、μ律PCM对声音进行压缩编解码过程。 脉冲编码调制(PCM,Pulse Code Modulation)是一种将模拟语音信号转换成数字信号的编码方式。波形编码器的作用是对采样后的信号样本进行量化和编码。从数学上来看,量化过程就是把一个连续幅度值的无限数集合映射成一个离散幅度值的有限数集合,编码就是用一组二进制数来表示这些映射后的有限数。国际标准化的PCM采用折叠二进制码,符合长途电话质量。根据量化方法的不同,PCM可分为均匀量化PCM和对数
barker_pulse_compression
- 对典型雷达信号(7位巴克码脉冲信号)的脉冲压缩处理(Pulse compression for typical radar signals (7 bit Barker code pulse signal).)
4.18
- 对某些点的一维距离像的MATLAB仿真,通过脉冲压缩实现。(The MATLAB simulation of the one-dimensional distance profile of some points is achieved by pulse compression.)
LFM
- LFM频谱的成像,分别得到时域实部、虚部,频域以及相位的图像。LFM信号的脉冲压缩。点阵目标的成像(The real time, imaginary part, frequency domain and phase images of the LFM spectrum are obtained respectively. The pulse compression of the LFM signal. Imaging of dot matrix target)
合成孔径雷达成像脉冲调频信号
- 用于地基合成孔径雷达实测数据成像,信号形式为调频脉冲信号,包含有IQ解调,脉冲压缩,加窗,相位补偿等步骤,采用BP成像算法进行成像。(It is used to imaging the measured data of ground synthetic aperture radar (SAR). The signal form is a FM pulse signal, which includes IQ demodulation, pulse compression, window addin
mai_chong_ya_suo
- 脉冲压缩算法实现以及雷达的一维距离成像,分辨率研究(The implementation of pulse compression algorithm and one- dimensional distance distance imaging of radar)
bc251
- 线性调频脉冲压缩的Matlab程序,验证可用,滤波求和方式实现宽带波束形成。( LFM pulse compression of the Matlab program, Verification is available, Filtering summation way broadband beamforming.)
lan-kr37
- 线性调频脉冲压缩的Matlab程序,二维声子晶体FDTD方法计算禁带宽度的例子,基于混沌的模拟退火算法。( LFM pulse compression of the Matlab program, Dimensional phononic crystals FDTD method calculation examples band gap, Chaos-based simulated annealing algorithm.)
xishumaiya
- 有关稀疏离散分数阶傅里叶的程序,其中有稀疏脉冲压缩的事例(Procedures for sparse discrete fractional Fourier, which has sparse pulse compression stories)
lfm
- 线性调频信号仿真,及时域频域脉冲压缩,加窗处理抑制旁瓣(LFM signal simulation, pulse compression in time domain and frequency domain, windowed processing to suppress sidelobes)
线性调频(LFM)脉冲压缩雷达仿真 - 副本
- 线性调频信号脉冲压缩的原理及matlab仿真的详细步骤,进一步理解雷达成像的基础知识(The principle of pulse compression of LFM signal and the detailed steps of MATLAB simulation further understand the basic knowledge of radar imaging)
echo
- 雷达动目标回波仿真,进一步考虑LFM调频脉冲串,仿真一个运动目标的回波,以及通过脉冲压缩和FFT速度估计的过程。(Radar moving target echo simulation, further considering LFM frequency modulation pulse train, simulation of a moving target echo, as well as through pulse compression and FFT speed estimation
灵巧噪声
- 灵巧噪声干扰,可用于干扰多种雷达,包括脉冲压缩、脉冲多普勒、常规脉冲等(Smart noise jamming can be used to jam a variety of radar, including pulse compression, pulse Doppler, conventional pulse, etc.)
基于MATLAB的雷达数字信号处理
- 线性调频雷达信号的基本处理,包括脉冲压缩,脉冲积累,恒虚警,以及目标信息提取代码。(The basic processing of LFM radar signal includes pulse compression, pulse accumulation, CFAR, and target information extraction code.)
LFMCW
- 仿真伪相位编码连续波雷达的信号处理。设码频为 5MHz,伪码周期内码长为511,雷达载频为 10GHz,输入噪声为高斯白噪声,视频输入信噪比为 -15dB,相干 积累总时宽不大于0ms,给出回波视频表达式,脉压和FFT后的表达式;仿真给 出脉压和FFT 后的输出图形;通过仿真说明各级处理的增益,与各级时宽和带宽的关系;仿真说明脉压时多卜勒敏感现象和多卜勒容限及其性能损失(脉压主旁比与多卜勒的曲线)(Simulation of pseudo phase coded CW radar signal
基于MATLAB的雷达数字信号处理
- 雷达LMF信号分析、脉冲压缩处理、相参信号处理、恒虚警CFAR处理、目标信息提取处理(Radar LMF signal analysis. Pulse compression processing, coherent signal processing, CFAR processing, target information extraction processing.)
dechirp
- 雷达系统逆合成孔径雷达,脉冲压缩方法之解线频调(Inverse synthetic aperture radar, pulse compression, line frequency modulation)