电子、通信与自动控制技术

• 啁啾

  Notably, in our derivations, the effect of chirp fluctuations has been critically taken into account as well as the dispersive and nonlinear effects.

  值得注意的是,在我们的推导过程中,啁啾波动效应连同色散和非线性效应均得到充分的考虑。

• 线性调频

  In ideal circumstances, the back scattered echo signal of SAR is chirp signal. With synthetic aperture theory, high azimuth resolution imaging to distant targets can be attained.

  理想情况下，SAR回波多普勒信号是线性调频信号，采用合成孔径原理提高方位向成像分辨率。

• 脉间步进跳频

  There are several ways to achieve high range resolution. In this dissertation ,not only the theory analysis ,but also engineering application study of both a stepped frequency and an intra-pulse chirp and inter-pulse stepped frequency are completed.

  利用合成宽带技术来实现距离维的高分辨可以有多种方式,本文着重探讨了步进跳频及脉内调频、脉间步进跳频技术的理论分析和实现研究。

• 载波频率渐增式之线性调频脉冲压缩技术

计算机科学技术

• 啁啾

  We designed and realized a high-speed sensor multiplexing network system based on the chirp fiber grating and edge filter technique.

  3.提出并设计完成了基于啁啾光栅的高速传感复用网络系统,结合边沿滤波技术,实现了传感光纤光栅的高速波长解调。 文中分析了系统原理。

• 线性调频

  The fast Fourier transform(FFT) demodulation method conbined with chirp Z-translation(CZT) is adopted for Fabry-Pérot pressure sensors and its principle and error are analyzed theoretically.

  将快速傅里叶变换(FFT)与线性调频Z变换(CZT)联合变换的方法应用到法布里-珀罗(F-P)腔传感器的解调中,从理论上分析了该方法的解调原理及误差。

测绘科学技术

• 线性调频脉冲

生物学

• 喳喳