本文寻求一种在扫描实孔径雷达中,利用方位信号处理获得优于天线波束宽度的角分辨力的途径。
This paper concentrates on the problem of finding a way to obtain angular resolutions better than the beam width of real aperture radars by means of azimuth signal processing.
你汽车上与绕轨道运行的卫星发出的无线电信号调谐的传感器能随时精确地确定你汽车的方位,并告知交通阻塞情况。
Sensors in your car tuned to radio signals from orbiting satellites can locate your car precisely at any moment and warn of traffic jams.
地面的接收器将利用卫星上的时间信号准确地计算出它们的方位。
Receivers on the ground will use time signals from the satellites to precisely calculate their 14 location.
超短波信号用圆形天线阵接收,采用MUSIC算法检测方位信息。
With circular antennas accepting the Ultrashort wave signal, by MUSIC arithmetic to measure direction information.
在无系统误差的条件下亦可同时得到最强信号的方位信息。
The direction information of the strongest signals can be gained system errors.
分别对星载sar处理的雷达回波信号、距离处理、方位处理、多视处理和多普勒参数估计几个主要部分进行了分析和讨论。
Several important parts are analysed and discussed, which include echo signal, azimuth processing, range processing multi-looks processing and Doppler parameters estimation for spaceborne SAR.
相对于传统的声压水听器矢量水听器检测技术能检测到的包含空间方位信息的声矢量信号。
Compared with traditional transducer, the vector detection technique can get the acoustic vector signal's spatial direction information.
介绍一种新的适合于地方遥测台网数据处理的方法,估算远震信号到达台站的方位角和慢度。
A new method that is applicable to local seismic networks to estimate the azimuth and slowness of teleseismic signals is introduced in the paper.
试验验证,在一定范围内,放电方位的变化对耦合信号的影响不是很明显。
The test results show that the influence of discharge location on coupling signal is weak.
相对于传统的声压水听器矢量水听器检测技术能检测到的包含空间方位信息的声矢量信号。
The signal detection technique with vector hydrophone measures acoustic vector components comprising the direction information comparing to the traditional hydrophone.
本文提出一种新的利用单通道接收机实现方位超分辨的信号处理方法。
In this paper, we present a method of signal processing to implement super resolution direction finding with single channel receiver.
此外,方位效应还会影响信号的调制和跟踪的性能。
Furthermore, the azimuth effect can affect the signal modulation and the performance of the tracking system.
方位控制器伺服系统是一种机、电相结合的系统,机械传动装置根据控制信号驱动执行元件完成指令要求的运动。
The servo system of azimuth controller is a combine system of mechanics and electrics, the transmission mechanism drives the executive element by control signal to carry out the demanded motion.
充电站发出红外信号,机器人通过红外接收管感知充电站的方位从而完成对接的。
The charging station emits infrared signal, the robot knows the position of it through the ray and thereby completes the docking.
利用虚拟累量域波达方向矩阵的特征值的幅值和相位信息,就可以求出信号源的方位角和俯仰角。
The azimuth and elevation of the incident sources can be estimated respectively from the amplitude and phase information of the eigenvalues of the new matrix.
中波信号用固定环形天线和垂直天线接收,通过数据据解算获得方位信息。
With fixed round antenna and vertical antenna accepting the medium wave singal, by accounting data to get the direction information.
其关键的技术是如何实现对目标信号的实时准确检测以及目标方位的高精度估计。
The key technologies are how to realize the real-time signal detection and target azimuth accuracy estimates.
它通过发射线性调频(lfm)的脉冲压缩信号实现距离上的高分辨率,利用脉冲之间的多普勒信息获得方位上的高分辨率。
It obtains its high resolution in range by transmitting LFM signal and that in aspect by utilizing the Doppler information among the pulsed echoed signal.
通过接口电路将运动目标的数据转换为雷达信号,包括触发脉冲、方位脉冲、正北标志及视频脉冲信号。
Target data are transformed into radar signals, including the trigger pulses, the azimuth pulses, the north mark and the radar video signals through the interface circuits.
阐述从高频地波雷达海洋回波反演海洋表面流中,使用MUSIC算法提取径向流方位必须的信号预处理。
In this paper, signal preprocessing for bearing determination of ocean surface radial current mapping by HF ground wave radar based on MUSIC is investigated.
首先给出了双站SAR的回波信号模型,接着分析了方位多普勒信息。
First, the echo signal model of Bistatic SAR is given and then the analysis of the signal in Doppler domain is performed.
塔康信标台全向发射脉冲幅度调制信号,隐含空中目标相对于信标台的方位和距离信息。
TACAN beacon transmits pulse amplitude modulation signals in all direction, including bearing and distance information relative to the beacon.
本文从超声波信号模型出发,对超声电视测井井下仪器的接收机、发射机的指标和方位检测精度进行了详细分析。
With a model for the ultrasonic signal, the requirement on receiver and transmitter performance and the detection accuracy of the bearings of an ultrasonic borehole televiewer are discussed.
卫星电视信号接收天线定位的主要参数是方位角、仰角和极化角。
The main parameters of the satellite TV signal receiving antenna positioning are the azimuth, the elevation angle and polarization angle.
本文基于圆阵列及其输出时延提出了一种空间信号频率、方位角和仰角的联合参数估计新方法。
Based on uniform circular array and its elements output signal delay, a novel method for estimation of spatial frequency, azimuth and elevation is presented.
理想情况下,SAR回波多普勒信号是线性调频信号,采用合成孔径原理提高方位向成像分辨率。
In ideal circumstances, the back scattered echo signal of SAR is chirp signal. With synthetic aperture theory, high azimuth resolution imaging to distant targets can be attained.
在矩阵算子实现信号分离的前提下,建立了关于信号方位参数的多维优化问题—即所谓的多维(MD-)松弛(RELAX)算法。
Under the hypothesis of the given matrix operators satisfying the signals separation, the multi-dimensional optimum about the signal azimuth, and the multidimensional(MD-)RELAX , was established.
在阵列信号处理中,提取回波信号中的空间频率,可以得到目标的方位信息。
In processing of array signal, Direction of Arrival (DOA) of target can be obtained by extracting spatial frequency of echo.
对宽带线性调频信号的方位角估计以及对这类信号辐射源单站跟踪问题进行了研究。
In this paper, the problem of DOA estimation and single station localization and tracking of wideband chirp signals emitter researched.
对宽带线性调频信号的方位角估计以及对这类信号辐射源单站跟踪问题进行了研究。
In this paper, the problem of DOA estimation and single station localization and tracking of wideband chirp signals emitter researched.
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