For underwater acoustic positioning system based on measurement of time_delay, range ambiguity appears when pulse's propagating time is longer than its repetition period.
基于时延测量的水声跟踪定位系统，当信号传播时延大于脉冲重复周期时，就会出现距离模糊。
According to the given source and mathematic model of matching error, a algorithm for real time matching of GPS positioning results and digital maps is put forward.
通过误差来源的分析和误差模型的建立，提出了一种车辆导航中gps定位测量与数字地图实时配准的地图匹配算法。
Accurate time delay estimation of overlapping fading multipath components is vital for many systems, particularly for positioning technologies.
多径分量重叠衰落下的精确时延估计对很多系统而言都非常重要，对于定位技术更是如此。
This achievement can realize the real-time positioning and map-matching, and provide the foundation for dynamic vehicle navigation.
该成果能够实现车辆行驶过程中的实时定位与匹配，为实现动态车辆导航奠定了基础。
Objective The integration of open-MR and optical navigation system can be used in neurosurgery for accurately lesion positioning, real-time tracing of surgical devices and intraoperative monitoring.
目的开放式磁共振结合导航系统，可以获得准确的手术定位、对手术器械的实时引导和术中监控。
Even consumer electronics is affected-the Global Positioning System must allow for time dilation, which alters the rates of clocks on its orbiting satellites.
即使消费性电子商品也受到影响，例如全球定位系统必须考虑时间延滞，以修正人造卫星上时钟的速度。
As for the high precision positioning of underwater targets, the GPS sonobuoy technique has two bottlenecks: high precision system clock synchronization and high accuracy time delay estimation.
为了实现水下载体高精度的定位，GPS声纳浮标需解决两个方面的技术难点：高精度的系统时钟同步和定位信号的高精度时延估计。
The existing problems and the thinking of solution on speed-time output characteristic for GEL8310 positioning controller were also given.
给出了GEL8310位置控制器以速度时间特性输出时存在的问题及其解决的思路。
The hardware and software design principle for real-time data acquisition and processing of an acoustic positioning system using IBM/ PC and relavent interface technique are described in this paper.
本文主要介绍用IBM/PC及接口技术，实现声学综合定位系统实时数据采集及处理的软硬件的设计思想。
The concept and the design of an open Internet based real time kinematic (RTK) global positioning system (GPS) for a prototype structural monitoring system are introduced.
介绍了基于因特网的实时动态gps在大型结构变形监测中应用的原型系统的概念与设计。
Rubidium atomic clock is used for the time reference signal in the system, by which the user can get the positioning information without sending any signal.
该系统用高稳定度铷钟作为时间基准信号，实现了无源导航定位功能。
The traditional positioning for the whole spine takes so long time that it is difficult to be accepted.
传统的对于整个脊椎的定位的耗时将让人很难接受。
Of reliable positioning structure and special high strength long-life light source, no need of maintenance, to ensure that the equipment can work stably for a long time.
可靠的定位结构及特制高强度长寿命光源，无需维护，确保仪器能长时间稳定工作。
If you add the controls at design time, you must set positioning options for each control.
如果您在设计阶段加入控制项，则必须为每个控制项设定位置选项。
If you add the controls at design time, you must set positioning options for each control.
如果您在设计阶段加入控制项，则必须为每个控制项设定位置选项。
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