宽带线性调频 meaning in English
chir modulation
Examples
- It points out that the uwb signal can be reconnoitered efficiently with sub - sampling method . 3
说明了利用欠采样方法对超宽带线性调频信号侦察的可行性。 - 2 . using two different sub - nyquist sampling frequencies , the uwb signal can be received ambiguously
2 、研究了一种基于双路欠采样的超宽带线性调频信号的参数估计方法。 - In addition , based on fft and remainder algorithm , the modulation rate and initial frequency of sub - sampling uwb lfm signal are estimated unambiguously in negative snr
该方法通过fft和余数定理解频率模糊,解决了负信噪比条件下超宽带线性调频信号调制斜率和初始频率的估计问题。 - ( 2 ) an analog - digital channelized receiver is given . two key techniques of this receiver , including how to achieve data conversion effectively and frequency estimation precisely , are introduced briefly . the change of channelized lfm signal is discussed
给出了一种目前可实现的模数混合信道化接收机方案,简要介绍这种接收机的关键技术? ?高效的数据率转换以及超宽带线性调频信号测频算法。 - One new method that the uwb signal can be received ambiguously has been presented in this dissertation . furthermore , the sampling lfm signal becomes two sine signals with different frequencies based on two different delay processes . based on fft and remainder algorithm , the modulation rate and initial frequency of sub - sampling lfm signal are estimated precisely and unambiguously in negative snr
该方法通过在数字域对信号进行两路不同的延时和余数定理实现欠采样条件下超宽带线性调频信号的调制斜率和初始频率的无模糊估计,在不降低参数估计精度的前提下,解决了欠采样方法引起硬件复杂度增加的问题。