function y = freq_shear(x, c) % freq_shear -- chirp multiplication % % Usage % y = freq_shear(x, c) % % Inputs % x sig…
chirp 源代码
CHIRP技术,以其独特的线性调频特性,在雷达、声纳及无线通信领域展现出卓越性能。通过频率随时间变化的信号设计,CHIRP能够显著提高目标分辨率与抗干扰能力,广泛应用于环境监测、汽车辅助驾驶系统以及智能家居设备中。对于电子工程师而言,掌握CHIRP原理不仅有助于开发更高效的数据传…
function s=dchirp(TW,p) % generate a sampled chirp signal N=p*TW; % T--chirp signal time duration; W--the bandwidth of chirp …
p=20/2; TW=50; s=dchirp(TW,p); figure(1) T=25e-6; N=p*TW; t=[-T/2:T/N:T/2];t(end)=[]; plot(t*1e6,real(s)) xlabel('t (\mus)…
%--------------------------------------------------------------------------------------- % test0806stft1.m, for example 08.06 …
%--------------------------------------------------------------------------------------- % test0801chirp.m, for example 08.02 …
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%--------------------------------------------------------------------------------------- % test0806stft1.m, for example 08.06 …
%--------------------------------------------------------------------------------------- % test0807specgram.m, for example 08.0…
function x = lchirp( T, W, p ) %LCHIRP generate a sampled chirp signal with % linear frequency modulation …
function x = chirp( T, W, p ) %CHIRP generate a sampled chirp signal %----- exp(j(W/T)pi*t^2) -T/2