This article analyses current GPS difference technology and puts forward a difference position technology which can apply in BEIDOU system for improving the position precision.
本文在对现有的GPS差分技术进行分析的基础之上，提出了一种适合北斗导航定位系统的差分定位技术，以提高其定位精度。
Multipath error is a main influence on high-precision GPS dynamic deformation monitoring results as it is difficult to be mitigated by difference observation in most of applications.
多路径误差在绝大部分应用中，其测站间相关性很弱，不能通过差分观测得到有效削弱，成为高精度GPS动态变形监测中的主要误差源。
We can enlarge the range of mapping region by utilizing CDMA wireless data transmission in transporting GPS difference data, and realize high precision orientation of real time.
利用CDMA无线数据传输技术传送gps差分数据可以扩大测区范围，实现高精度实时动态定位。
In GPS surveying, we usually need to compute closure difference of triangle or polygon, so as to search surveying gross errors and estimate GPS observing precision.
在GPS测量中，往往需要计算三角形、多边形闭合差，以便及时发现观测粗差、衡量GPS观测精度。
In the method, GPS is looked on as reference and the frequency difference between the Rb clock and GPS may be obtained indirectly, and the expensive high-resolution counter may not be needed.
该方法将GPS作为频率基准，间接得到了铷钟相对于与GPS的频差，避免了使用昂贵的高分辨计数器。
Whether you are religious or not, ignoring the importance of compassion is like losing your compass. The difference in this case is, there is no GPS to replace it.
无论是否信教，忽略慈悲心的重要性就像丢失了指南针，区别在于没有GPS能够代替。
In landslide monitoring system adopting the technology of GPS difference position, the (monitoring) center must get data from every survey point and then accomplish GPS difference position.
采用GPS静态差分定位技术的滑坡监控系统，要求回收各个测点的GPS观测数据，然后在监控中心完成差分解算。
A new method in this paper is offered to solve the question, which is based on astronomical leveling and USES GPS to measure height anomaly difference between both sides of obstacle.
为解决这一问题，本文提出了一种基于天文水准原理的GPS方法，通过测定障碍物两侧的高程异常差来实现高程传递。
Some double difference data of GPS receiver are applied in the experiment to verify the algorithm.
文中应用经过双差处理后gps接收机的实测数据，实现和验证了该算法的有效性。
In order to improve the precision of the single frequency GPS, a method to achieve self-difference based on difference between satellites is presented.
为了提高单频gps单点定位精度，提出一种基于星间求差的GPS自差分方法。
The azimuth can be determined by fixing two GPS in a certain distance along the longitudinal vector and making a carrier phase double difference between them.
如果沿载体纵向相距一定距离放置两个GPS天线，则在载体上两个天线载波相位之间求差可确定载体的方位。
When it comes to control survey of special engineering, there is great difference in the technology of survey and data processing between GPS and normal measurement.
对于特殊工程进行控制测量时，GPS测量和常规测量在观测和数据处理中有所不同。
When it comes to control survey of special engineering, there is great difference in the technology of survey and data processing between GPS and normal measurement.
对于特殊工程进行控制测量时，GPS测量和常规测量在观测和数据处理中有所不同。
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