beidou navigation system 中文意思是什麼

beidou navigation system 解釋
北斗導航系統
  • beidou : 北斗鎮
  • navigation : n. 1. 航行；導航；領航；航海[航空]術。2. 〈集合詞〉船。3. 〈古語〉航路；海上交通。adj. -al
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. A design of beidou / changhe integrated navigation system was reserched and its implemental approach was discussed

    摘要為了提升北斗與長河各自的功能，研究了北斗長河組合導航系統的系統設計及實現方法。
  2. The beidou navigational system is characterized by the technical dominance of locating and navigation, data communication, noting time and also by the features of all - day - and - night long, totipotent, real time and continuity

    北斗衛星定位導航系統是我國完全自主知識產權的軍民共用衛星定位導航系統，北斗導航系統具有集定位導航、數據通信、授時三大功能為一體的技術優勢和全天候、全能性、實時性、連續性的工作特點。
  3. At last the algorithm of ddmf is achieved by the investigation tool of altera company ? quartus ii and the vhdl language, and its ip core is also achieved which is used not only in the satellite navigation position system, but also in the long pn code dsss system. ddmf investigated in the dissertation gives a good way to design the rapid pn code acquisition in the beidou project, and the technology has the definite theory and practice significance

    此外還應用altera公司的最新的fpga開發工具quartusiiv5 . 1 ，採用了國際標準的硬體描述語言? vhdl語言，對數字差動匹配濾波器和傳統匹配濾波器演算法予以實現，開發了該演算法的軟ip核，可以對所應用的擴頻碼長度， a / d采樣后的數據量化階數，所用擴頻碼等可進行隨意改寫。
  4. The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article, and the following technologies are studied and realized : communication between com ports with oop technology, compound navigation with gps and glonass. calculate velocity, pseudorange difference, smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90, as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap, vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp. arithmetic of creation dem data based on contour line data from 1 -. 25000 map data with gjb format. texture the surface of terrains with corrected aviation image

    本文全面介紹了gps 、 glonass 、北斗導航系統的組成、定位原理，研究並實現了面向對象的串口通信技術、 gps + glonass組合導航、測速及偽距差分、相位平滑偽距差分以及有關誤差的模型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐標系的坐標轉換、柵格地圖的顯示和管理、基於mapx的矢量地圖的顯示和管理、 1 : 25萬軍標數據和mapinfo的mif數據格式雙向轉換、基於軍標數據的dem生成演算法、基於opengl的三維地形構造、航空圖像紋理地形表面、三維坐標量算、虛擬現實模擬導航、三維地形的層次細化演算法以及數字圖像處理中的圖像增強、幾何變換、影像匹配等技術。
  5. A positioning algorithm for the quot; beidou quot; navigation system

    北斗衛星定位演算法研究
  6. And the data transfer and information transmit system was introduced, which enforced the capability of beidou / changhe integrated navigation system

    介紹了北斗長河組合導航系統的數據傳遞機制，及功能提升后的長河、北斗信息發播體制。
  7. So the passive ranging mode is considered to improve “ beidou ” navigation system. “ beidou ” navigation system and a geostationary satellite can constitute three - star navigation system

    在北斗導航定位系統基礎上，增加一顆地球同步衛星（雙星和它的一顆備份星）即可組成三星定位系統。
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