使用正交模拟锁相环路对无载波的脉冲无线电系统实现多径捕获和同步提取。
The orthogonal analog phase lock loop is used to get the timing information of the impulse radio system and the multi-path component separation.
建立了双频载波相位观测模型，并将其进行无电离层延迟化简，用最小二乘原理推导了天顶湿延迟的估值公式。
The dual-frequency carrier phase observation equation is built and ionosphere-free predigested, the estimate formula of zenith wet delay is deduced with least square method.
冲击脉冲雷达，又称作无载波雷达和视频脉冲雷达，是超宽带雷达的一个分支和特例。
Impulse radar, also known as non-career radar and video pulse radar, is a branch or a special case of the Ultra Wide Band (UWB) radar.
无载波振幅和相位调制正在成为事实上的标准，迄今已占了这个新生市场的大部分。
Carrierless Amplitude and Phase Modulation has emerged as the DE facto standard, having captured most of the nascent market to date.
无载波脉冲雷达是瞬变电磁场的一个重要应用领域。
Carrier Free Pulse Radar is the important application field of transient electromagnetic theory.
推导了三种载波相位观测量线性组合的模型：宽巷组合、窄巷组合和无电离层延迟的组合。
Three kinds of models of carrier phase observation value linear combination are deduced such as wide lane, narrow lane and free ionosphere.
技术是一把双刃剑，一方面它以无载波、小型化、低成本和耗电量小等特点倍受专家学者的青睐；
Ultra Wide Bandwidth (UWB) technology is a two-edged sword, some advantages, such as non-carrier, small scale, low cost and low power consumption, are attracted to experts.
用于检测隐藏活动目标的超宽带雷达就是基于基带无载波极窄脉冲的，有着广阔的应用前景。
Ultra wideband radar, using the promising and novel radio technology in detecting hidden targets, has a broad application prospect.
在无载波uwb技术中，窄脉冲发生器是最重要的关键部分之一。
In the no carry wave UWB, narrow pulse generator is the most particular and important part.
在分析高动态载波信号模型的基础上，提出了一种基于无迹卡尔曼滤波(ukf)的准开环载波跟踪方法。
After analyzing the model of high dynamic signals, a quasi-open-loop carrier tracking method based on unscented Kalman filter (UKF) is proposed.
提出了一种新的不锈钢着色方法——载波钝化着色，即在无铬的硫酸溶液中用载波钝化的电化学方法得到各种色彩的不锈钢表面。
A new coloring method, alternating voltage passivation, was originated to obtain color films on stainless steel in Cr-free sulfuric acid solution.
为此，提出一种利用空频域信息的固定单站无源探测定位方法，利用波达方向、相位差变化率、载波频率及多普勒频率变化率实现对运动目标的无源定位。
Therefor, a single observer passive location method was proposed by using direction of arrival, phase difference rate-of-change, frequency and Doppler frequency rate-of-change in this paper.
为此，提出一种利用空频域信息的固定单站无源探测定位方法，利用波达方向、相位差变化率、载波频率及多普勒频率变化率实现对运动目标的无源定位。
Therefor, a single observer passive location method was proposed by using direction of arrival, phase difference rate-of-change, frequency and Doppler frequency rate-of-change in this paper.
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