GPS (Navigation Satellite Timing and Ranging Golbal Positioning System) is of properties for its high precision,quick speed for observations , cheapness and simplicity for its operation and so on. It s widely used many areas including surveying and mapping.

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The two sub-systems composing of airborne vector gravimetry system are discusseded in detail, which are strap-down inertial navigation system and global positioning system.

討論了組成矢量測量系統(tǒng)的兩個子系統(tǒng)：捷聯(lián)慣性系統(tǒng)和衛(wèi)星定位系統(tǒng)女人自慰喷潮A片免费观看w。

Using embedded operating system as its platform, combing Global Positioning System and Geographic Information System, the embedded vehicle navigation system is a hybrid system of software and hardware. It is an ideal solution of navigation, location, geography information query and spatial data management for mobile users.

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The integrated navigation system is composed of the strap.down inertial navigation system and the global positioning system.

本文根據(jù)超遠程炮彈對導航系統(tǒng)的要求，進行了低成本組合導航系統(tǒng)的設計手机看片日韩精品视频在线看。

This article S3310b which provides by the V-SUN Limited company the GPS receive module is an example, introduced the GPS communication protocol, discussed based on monolithic integrated circuit's GPS receiving system design, proposed to the GPS global positioning system localization information's receive as well as to each location parameter data's extraction method, and has given system's hardware circuit and the software flow chart.

本文以V—SUN有限公司提供的S3310b GPS接收模塊為例日本黄色网站亚洲黄色网址，介紹了GPS的通信協(xié)議，討論了基于單片機的GPS接收系統(tǒng)設計一女三男A片视频，提出了對GPS全球定位系統(tǒng)定位信息的接收以及對各定位參數(shù)數(shù)據(jù)的提取方法男人看的网址，并給出了系統(tǒng)的硬件電路及軟件流程圖。

The global positioning system that is one of entire new navigation system has prominent merit which the former system is unable to match.

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He said it is likely to be equipped with an integrated inertial navigation system/Global Positioning System, supplemented by a terrain contour mapping system and digital scene-matching terminal-homing system able to provide a circular error probable of 10m.

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Combining the Global Positioning System and Geographic Information System in rail traffic, which could increase positioning precision, reduce trackside equipment, decrease the cost of construction and maintenance, has become a development direction in Train Control System.

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For instance, GNSS can be used to correct the odometers errors which are brought by skid and slip. Virtual balise and virtual signal can be achieved. It can reduce the cost of the train positioning system greatly by reducing trackside equipments and workload of maintenance. GNSS (Global Navigation Satellite System) develops quickly.

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The Global Positioning System is a Global Navigation Satellite System developed by the United States Department of Defense.

全球定位系統(tǒng)是一個全球導航衛(wèi)星系統(tǒng)發(fā)達的美國國防部這是唯一的全功能的全球導航衛(wèi)星系統(tǒng)在世界上。