1) simple GPS/GYRO
GPS/GYRO
2) global positioning system(GPS)
GPS
1.
The principle of surveying the transformation of high-rise buildings by using the technology of the global positioning system(GPS) is introduced,and the test processes of simulation and observation are described.
介绍了利用GPS技术测量高层建筑变形的原理及试验模拟与监测过程;重点阐述了GPS动态特征模拟数学模型及不同外界环境条件下试验数据的采集及分析过程;通过对试验数据的分析处理,阐明了GPS技术在高层建筑动态变形监测中应用的可行性,指出了将GPS技术和自动分析及控制技术结合后在工程测量领域具有广泛应用前景。
2.
By applying the strobe correlator used widely in global positioning system(GPS)scenarios to Galileo E1 signals,it can be found that the strobe correlator has an undesirable level of performance when the delay of multipath signals is about 0.
结果表明ELSC方法优于传统的滤波相关器法,不仅适用于伽利略信号的跟踪,同时也适用于GPS信号的跟踪。
3.
Considering the nonlinear characters of the global positioning system(GPS),an extra Kalman filter is used to calculate state prediction value.
针对GPS系统的非线性特点,利用扩展卡尔曼滤波推算状态的预测值,并与实际观测值进行比较得到残差,同时采用Elman网络构成时延神经网络,利用残差的当前值及前多个历元的历史值进行故障检测。
3) global positioning system (GPS)
GPS
1.
An efficient cycle slip detection method is proposed for high precision positioning and navigation results with global positioning system (GPS),which is based on the assumption of a high sampling interval, measurement errors are so small that they can be ignored in the temporal single difference observables.
提出了一种有效的用于高精度GPS定位或导航的周跳探测方法,该方法基于动态高采样率的假设,则时间单差观测值中的各种误差很小以至可以忽略不计,且模糊度参数值应当为零,如果发生周跳,模糊度参数的估值就是周跳,所以周跳可作为未知参数加到时间相对定位方程中进行估计。
2.
With interconnection of power system, inter-area low frequency oscillation has become one of the serious factors affecting interconnected power system stability, while the application and development of wide-area measurements based on Global Positioning System (GPS) have provided a new approach for controlling of low-frequency oscillations.
全国电网的互联使区域间的低频振荡成为威胁系统稳定的关键因素之一,而基于全球定位系统(GPS)的广域测量系统(WAMS)的发展和应用为抑制和控制低频振荡提供了契机。
4) Global Positioning System
GPS
1.
The strategy of correction modeling of GPS(global positioning system) measurement errors is discussed,and an approach the virtual observation generation to the rover receivers based on a multi-reference GPS station network is presented.
讨论了GPS观测值误差改正方法,提出了一种基于多参考站的GPS观测值向流动站用户发布虚拟观测值的算法。
2.
This article analyzes the causes of the errors in each step of digital regional geological survey,particularly the error resulted from the point drifting of global positioning system(GPS) because of the environmental factors.
从数字化区调过程中的几个阶段分析了误差产生的原因,重点介绍了因多路径效应造成GPS的点漂移,形成GPS点与实际位置间的误差。
5) global position system
GPS
1.
Application of Global Position System in project of west campus;
GPS定位在西校区工程建设中的应用
2.
This article described the conception and characteristics of global position system and geographical information system,It demonstrated the feasibility of applying GPS and GIS integrated technology to lumber transporting by living example.
介绍了GPS和GIS的概念、特点,以实例说明将GPS和GIS技术相结合应用于木材运输中的可行性。
3.
It introduced the project construction adopting such technological means of earth measurement of space such as Global Position System,etc.
本文结合吉林省长春市龙家堡机场建设的测量设计及具体的施工要求,介绍了在该工程建设中采用GPS等空间大地测量技术手段,结合现代测量仪器、现代测量技术理论在施工控制网的精度设计、控制、外业操作、数据处理等方面的一些突破性的应用研究。
6) GPS (PPK)
GPS(PPK)
补充资料:Y-Gd garnet type gyro-magnetic(microwave)ferrite
分子式:
CAS号:
性质:具有复合石榴石型旋(陀)磁铁氧体。化学式为Y3-xGdxFe5O12。饱和磁化强度0.0225~0.15T。居里温度110~275℃。铁磁共振线宽4.8~16kA/m2(9kHz)。介电常数13.5~16.0。介质损耗角正切值(0.25~3)×10-3。体积电阻率1010Ω·cm。钆置换量适当时,在一定温度范围内,饱和磁化强度随温度变化不大。以钇-钆石榴石型铁氧体为原料调整钆置换量,采用一般磁性陶瓷生产工艺制造。由于制品具有优异的磁性和介电性能,体积电阻率高,介质损耗低,可用于制造高温稳定微波旋磁铁氧体器件。
CAS号:
性质:具有复合石榴石型旋(陀)磁铁氧体。化学式为Y3-xGdxFe5O12。饱和磁化强度0.0225~0.15T。居里温度110~275℃。铁磁共振线宽4.8~16kA/m2(9kHz)。介电常数13.5~16.0。介质损耗角正切值(0.25~3)×10-3。体积电阻率1010Ω·cm。钆置换量适当时,在一定温度范围内,饱和磁化强度随温度变化不大。以钇-钆石榴石型铁氧体为原料调整钆置换量,采用一般磁性陶瓷生产工艺制造。由于制品具有优异的磁性和介电性能,体积电阻率高,介质损耗低,可用于制造高温稳定微波旋磁铁氧体器件。
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参考词条