phase center
英 [feɪz ˈsentə(r)]
美 [feɪz ˈsentər]
网络 定相位中心; 相位中心
双语例句
- The relation of frequency and the antenna phase center is presented, and the three antenna method of measuring the phase center is proposed. The movement of the phase center can be determined through six S-parameter measurements in the operating frequency band.
指出了天线相位中心与频率的关系，介绍了三天线测量超宽频带相位中心的方法，通过六次S参数的测量获得了天线在超宽频带内相位中心的变化规律。 - The effect on the receiver carrier phase measurements by the Phase Center Variance and the effect on the receiver pseudorange measurements by the antenna Group Delay are presented, and the anechoic chamber test results of the Phase Center Variance and the Group Delay of the antenna are presented.
给出了天线相位中心变化对接收机载波相位测距的影响和天线群时延对接收机伪码测距的影响，及天线的相位中心变化和群时延的暗室测试结果。 - Circular polarized microstrip antennas with stable phase center are investigated and implemented.
研制了具有稳定相位中心的圆极化微带天线。 - Therefore, it is good when the feed phase center is on the front edge or directly in front of the feed antenna structure toward reflector.
为此，馈源相位中心最好在前沿，或直接在馈源天线指向反射器方向的前面。 - At the same time, it has good parameters of wide band, good directivity and stable phase center and so on.
同时，其具有较宽的工作带宽、良好的方向性和稳定的相位中心等性能参数。 - We can obtain the velocity of aircraft and the angle of radar antenna phase center in order to focus in azimuth accurately.
根据估计得到的多普勒中心频率和多普勒调频斜率我们计算出载机的速度和雷达天线相位中心斜视角，从而进行方位向精确聚焦。 - Effects of reflector errors and phase center errors of feed on the far-field pattern of reflector antennas Exterior measurement includes specification and size, surface defect, and sewing requirement.
反射面表面与馈源误差对天线方向图的影响外视质量包括规格尺寸及公差、面疵点。 - After analyzing the characteristics of multi-aperture moving targets detecting and imaging, the paper improves the classical displaced phase center antenna ( DPCA) measurements.
本文分析了多孔径SAR动目标检测和成像的特点，改进了传统的移位相位中心天线（DPCA）运动目标检测方法。 - The main problems in GPS technology including the system bias to SLR, its own annual variety and the change of GPS satellite antenna phase center are also discussed.
评述了GPS技术目前存在的问题，包括与SLR测量之间存在的系统偏差、GPS技术本身可能存在的周年变化和GPS卫星天线相位中心的变化。 - The SAR motion target detection theory based on the Display Phase Center Antenna ( DPCA) technology was analyzed in this paper firstly.
文中首先分析了基于相位中心偏置天线（DPCA）技术的SAR动目标检测原理，然后详细介绍了基于该原理建立的一种新的双天线动目标检测模型。