A new method that is applicable to local seismic networks to estimate the azimuth and slowness of teleseismic signals is introduced in the paper.
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。
This paper describes the design and realization of the azimuth preprocess in the real-time imaging processor of SAR with programmable logic device by the method of sub-aperture using band-pass filter.
该文讨论了在合成孔径雷达实时成像处理器中,采用子孔径带通滤波成像处理方法的方位预处理的设计,构造了一种用大规模可编程逻辑器件实现方位预处理的电路结构。
We analyze detailedly the azimuth preprocess principle and propose the band-pass filtering sub-aperture method, which can simplify the process effectively.
文中详细分析了方位预处理的工作原理,提出了对子孔径进行带通滤波的处理方法,以有效地简化方位预处理工作。
The focused synthetic aperture imaging processing is the available method to improve the azimuth resolution, but the operational quantity is so large that it could not accomplish in real time.
合成孔径成像是提高图像方位向分辨率的有效方法,但算法运算量大,在机载条件下往往实时性得不到保证。
In microwave communication, the conventional theodolite method for antenna azimuth calibration is of large error and poor efficiency.
在微波通信中,天线方位角的校准通常采用经纬仪法,存在误差大、效率低的缺点。
Based on uniform circular array and its elements output signal delay, a novel method for estimation of spatial frequency, azimuth and elevation is presented.
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。
The measure method, scheme and result of astronomical azimuth of Zhaoqing Geomagnetic Station are introduced.
介绍了肇庆地磁台天文方位角的测量方法、方案及测量结果。
This method solves the problem of rapid azimuth alignment on the moving base, dramatically reduces the requirement of carrier's movement and gives a means of measure gyroscope drift.
该对准方法解决了动基座上方位快速对准的难题,大大降低了对载体的机动要求,同时为陀螺测漂提供了手段。
A method to calculate quickly the real values of the range, azimuth and elevation of targets are given for current radar tests.
针对目前雷达试验,给出一种快速计算目标距离、方位、仰角真值的计算方法。
It is shown that sum-difference amplitude-comparison monopulse is in fact an effective search method for a single target with azimuth in the vicinity of the peak the sum beam.
研究表明,传统单脉冲和差比幅法实际上是一种搜索方位在和波束最大点附近的单目标的有效方法。
This article gives a method of getting position by altitude and azimuth of simple celestial body, the result is very important for improving the chance of celestial positioning.
此文提出了通过单一天体的高度和方位信息获取船位的一种方法,这对提高天文定位的使用机率和快速性有实际意义。
For arbitrary planer array, we may adopt a kind of array interpolation method that can estimate azimuth of the signals in multisectors.
而对于平面任意阵列,提出了一种阵列内插的多扇区方位角估计方法。
The method creates a radial grid with the station as the grid center, and searching is made with varied steps in epicenter distance and azimuth.
该方法以台站为中心,建立辐射状网格,按可变震中距步长和方位角步长进行搜索。
Azimuth Angle is calculated exactly through two-position method and constant drift of gyroscope is cancelled.
通过双位置方法准确计算出载体的方位角,并且抵消了陀螺的常值漂移对寻北精度的影响。
The paper keens on missile azimuth aiming system, in particular, the measurement method of the precision on aiming system of the underwater to surface missile on the sea.
论文研究的对象是导弹的方位瞄准系统,重点研究潜地弹道导弹方位瞄准系统海上瞄准精度鉴定的方法。
The accuracy of Angle and range estimation of acoustic localization method based on four-element sensor array is influenced by target azimuth Angle.
四元十字阵的测向和测距精度受目标方位角的影响,而五元十字阵就可以克服这一缺点。
In this paper, all kinds of error's influence was expounded of the sun altitude method often used on the railway upon determining heavenly body azimuth.
本文论述了铁路上常用的太阳高度法测定天体真方位角各类误差的影响。
And an optimum method of producing the azimuth reference function based on polynomial model is brought out, which has improved the azimuth compression effect successfully.
在对模拟得到的原始数据进行成像压缩过程中,本文提出了一种由实际距离拟合生成方位向参考函数的方法,成功的提高方位向压缩效果。
Theory analysis showed that the method of two-position alignment increases the observability degree of state variables, especially for the error of accelerometer and azimuth misalignment.
理论分析结果表明,两位置对准可以提高系统状态变量的可观测度,尤其对加速度计误差和方位失准角的可观测度提高作用明显。
This method for the identification of target miss in azimuth makes use of the projection in missile body coordinate system of line-of-sight rate between the missile and target.
研究了利用导引头天线测量的视线角速度在弹体的投影进行目标脱靶方向角识别的原理。
A method which makes use of the phase information of spectrum of radar echo amplitude signal to make azimuth super resolution is given.
本文介绍了一种利用雷达回波幅度信号频谱相位信息进行角度超分辨的方法。
This paper introduces a method to solve geodetic problem in condition of that the space distance and azimuth have been observed.
本文介绍了在已知方位角和空间距离情况下的大地主题解算问题。
One is referenced on the polarizer's azimuth and the other is a two-zone online correction method based on polarizer rotation.
在此基础上,提出了基于起偏器方位角的系统误差标定方法和旋转线性偏振器消除系统误差的在线校正方法。
This paper discusses a new method that utilizes optical measuring instruments to measure the azimuth points and collimates the navigation deviation.
针对这种情况,探讨了一种利用机(舰)载光测设备测量方位标修正惯导航向偏差的方法。
This paper discusses the error source and it's influence to the short distance angle measurements. The method for the azimuth transfer of short distanse is proposed.
讨论了短边测角的主要误差来源和影响,提出了短边方位传递的测量方法。
The azimuth and intensity of main stress, and stress-values varying with azimuth can be described according to the measuring results of stress in three directions by Mohr's circle graphic method.
摩尔圆图解法不仅可以按三个以上方向的应力(变)测量结果绘出主应力(变)方位、大小,以及应力(变)值随方位的变化;
Study the test principle and method of automobile headlamp near shine azimuth with pairs of location screen boards.
研究了汽车前照灯近光照射方位角双位屏幕板检测原理及方法。
Moreover, the azimuth information gotten by the method can also be used as a quantity of state in such models as Kalman filtering of positioning results and further improve its accuracy.
由此估算获得的方位角信息亦能作为一项状态量作用于定位结果的卡尔曼滤波等模型中,进一步提高滤波模型的精度。
The combined method can improve the adjustability of azimuth estimation, and then can facilitate target classification and recognition effectively.
方位角联合估计方法有利于增强目标方位角估计的适应性,提高目标分类和识别的效率。
When the azimuth misalignment is large, the nonlinear alignment method is studied.
在初始方位失准角为大角度情况下,研究了非线性对准方法。
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