chirps

The birds chirp merrily at the top of tree .

鸟儿在枝头欢快地啾啾鸣唱。

Birds chirp .

鸟鸣。

Sparrows chirp .

麻雀吱吱喳喳叫。

When the eggs were hatched , the baby birds made the similar chirp to their mothers — a sound that served as their regular " feed me ! " call ．

当蛋孵化出来的时候,雏鸟也会发出类似于它们妈妈的啁啾声——这种声音就代表着它们在大叫“喂我！”。

The sparrows chirp outside the window every morning .

麻雀每天清晨在窗外嘁嘁喳喳地叫。

Performance comparison between noise signal and chirp signal in correlation measurement

相关法测量中的噪声信号源和扫频信号源的性能比较

A New Method for Chirp Signal Parameter Estimation in Colored Noise

一种新的有色噪声背景下chirp信号参数估计方法

Simulation Analysis of Influence of Initial Chirp on Propagation of Optical Signal

初始啁啾对光信号传输影响的仿真分析

Effect of Chirp from Optical Sources on Average Soliton Communication System

光源啁啾对平均孤子通信系统的影响

Research Based on Mathematics Morphology Image Chirp Method

基于数学形态学的图像去噪方法研究

The Fuzziness Function and Performance Analysis of a S Mode Nonlinear Chirp

S型非线性调频脉冲信号的模糊函数和性能分析

Enhancing chirp signal based on rotation of time frequency plane

基于时频面旋转的线性调频信号增强

Characteristic Parameter Estimation of Chirp Signal Based on Cyclic Spectrum Amplitude

基于周期谱包络的线性调频信号特征参数估计

New Spectrum Correction Method Based on Chirp Z Transform

频谱校正的线性调频Z变换方法

Measurement of Chirp Parameter of Intensity Modulator by Fiber Frequency Response Method

频率响应法测量光强度调制器啁啾参数

Numerical Research of Initial Chirp Effect on Solitons Propagation Properties

初始啁啾对孤子传输特性影响的数值研究

Chirp signals has long been widely used in the area of radar systems .

Chirp信号及与其相关的脉冲压缩技术长期以来被广泛应用于雷达领域。

Development of DDS Digital Synthetic Frequency for Chirp Signal Generation

线性调频信号DDS频率合成源的设计与实现

Novel Synchronization Method for Chirp Communication System

新颖的Chirp通信系统同步方法

A Method of Speech Enhancement Based on Chirp Atoms Decomposition

一种基于Chirp原子分解的语音增强方法

The sound structure of five species of common chirp insects in Beijing

北京地区五种常见鸣虫的鸣声结构

This paper introduces an algorithm used in estimation of the phase error of chirp signal .

该文提出了一种对雷达发射脉冲进行相位估计的算法。

A Method of Chirp Signal Processing for CO_2 Coherent Radar

线性调频CO2相干激光雷达的一种脉冲压缩方法

A new method of improving chirp interference adaptive cancellation

改善线性调频脉冲干扰自适应抵消效果的一种新方法

Effect of the pulse shape on chirp compensation using semiconductor laser amplifiers

脉冲形状对半导体激光放大器用于啁啾补偿的影响

The Application of Wavelet Packet in the Chirp Signal Detection and Time Delay Estimation

小波包在Chirp信号检测与时延估计中的应用

Finally , a specific circuit to produce chirp signal is designed in the paper .

设计了一个产生线性调频信号的具体电路。

Frequency Sweep Using Linear Frequency Modulated Pulses ( Chirp ) Signal

线性调频脉冲（chirp）信号扫频

The Chirp - type Fractional Fourier Transform Theory and Applications

线性调频分数傅立叶变换理论及应用

Chirp filtering in fractional Fourier domain and its application in digital image processing

分数域啁啾滤波及其在数字图像处理中的应用