| 1. | Model of inter - frequency combinations of galileo gnss 卫星定位系统相位组合观测值的模型研究 |
| 2. | Development of the correction on airborne ins equipment of an airplane by gnss 校正某型飞机惯导系统机载设备研制 |
| 3. | Thds . gnss ships and marine technology - transmitting heading devices - gnss principles 船舶和海上技术.传递航向装置 |
| 4. | Abstract : gnss has been widely used in different applied fields 文摘:全球定位系统以其特有的优势,应用领域越来越广泛。 |
| 5. | In this paper , some new antijamming and adaptive techniques used in gnss in recent years are briefly presented 本文着重介绍近年来不同应用领域采用的抗干扰及适应性技术。 |
| 6. | Vdl mode 4 adopts the short frame structure to transmit data , the synchronous timing signal of vdl mode 4 is offered by gnss 本文完成了对vdl - 4协议栈的研究和初步开发的任务。 |
| 7. | This thesis studies the nonlinear filtering technique in the global navigation satellite system ( gnss ) 本文以卫星导航系统为应用背景,着重研究了卫星导航系统中的非线性滤波技术。 |
| 8. | The china - europe projects meeting was jointly held by national remote sensing center of china ( nrscc ) and gnss supervisory agency ( gsa ) in beijing from oct 8th to 12th , 2007 2007年10月8日- 12日,国家遥感中心( nrscc )和欧洲伽利略监管机构( gsa )在北京共同举办了中欧伽利略计划合作项目协调会。 |
| 9. | In order to adapt to different circumstances and to satisfy the high precision requirements in harsh circumstance terms , the gnss receiving devices must be equipped with some special techniques 但是,要适应各种各样的应用环境,满足使用条件及高精度的测量要求,全球定位接收设备必须采取多种措施,才能获取满意的效果。 |
| 10. | And then , according to the kind of satellite and the requirements for geodetic and astrometric study and the geometry of gnss ( gps , galileo ) satellite to track the space vlbi satellite , the six keplerian elements of chinese space vlbi satellite ( test - svlbi ) are selected and determined 根据卫星轨道的分类、大地测量和天体测量对空间vlbi卫星的要求,以及gnss ( gps和galileo )卫星对空间vlbi卫星跟踪观测的几何条件而设计了我国空间vlbi卫星的六个轨道根数。 |