固定辐射
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针对空间电子侦察卫星对地面固定辐射源进行无源定位的问题,研究并提出了一种通过低轨双星联合利用到达时间差(TDOA)和到达频率差(FDOA)无源定位的解析计算方法。
The low orbit dual-satellites passive location method for electronic reconnaissance using TDOA ( time difference of arrival ) and FDOA ( frequency difference of arrival ) was studied and presented which locates ground emitter from space satellites .
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固定辐射源的干涉测向定位精度分析
Precision analysis of fixed radiant object position with interference direction finding
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利用相位变化率对固定辐射源的无源被动定位
Passive Location of Fixed Emitter Using Phase Rate of Change
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上海光源固定辐射监测系统数据库及数据分析软件
The Database and Data Analysis Software of Radiation Monitoring System
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固定辐射点-流星群脱罗央群小行星的运动
Stationary radiant motion of Trojan group asteroid
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固定辐射源-颗粒的质量浓度的自动监控-功能特性、试验方法和规范
Stationary source emissions - automated monitoring of mass concentrations of particles - performance characteristics , test methods and specifications
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在二维平面下,对固定辐射源和运动辐射源进行定位跟踪。
In the 2-D conditions , fixed target is located and tracked by using the method as well as moving emitter .
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同时针对固定辐射源和运动辐射源的不同情况,利用该方法对辐射源进行定位跟踪。其次研究了利用相位差变化率的定位方法。
At the same time for different conditions of fixed target and moving emitter , emitter can be localization and be tracking by using the method . Secondly , research on the method of phase rate of change was given in the passive localization and tracking system .
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固定源辐射-氮氧化物质量浓缩的测定-自动测量系统的性能特性
Stationary source emissions - determination of the mass concentration of nitrogen oxides - performance characteristics of automated measuring systems
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固定发射率辐射温度计校准中的温度修正计算方法
A Calculation Method of Temperature Correction for the Radiation Pyrometer With Fixed Emissivity in Calibration
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固定波束指向微波辐射计定标模型包含了观测支路、定标支路中的网络散射参量,主要有网络的传输系数以及反射系数。
The calibration model of microwave radiometer with fixed-beam pointing is decided by a large number of scattering parameters of the transmission network of both the observation channel and calibration channel , including but not limited to the transmission coefficient , reflection coefficient and their phases .