搜索结果: 1-5 共查到“航空、航天科学技术 Differential”相关记录5条 . 查询时间(0.234 秒)
Carrier Differential GPS for Real-Time Control of Large Flexible Structures
Carrier Differential GPS Real-Time Contro Large Flexible Structures
2015/6/29
Current lab tests demonstrate vibration and orientation control of highly exible vehicles using only the GPS carrier to measure motion. A 30-foot long test structure has been constructed that is suspe...
Analytical and Experimental Observations of Ionospheric and Tropospheric Decorrelation Effects for Differential Satellite Navigation during Precision Approach
Ionospheric Tropospheric Decorrelation Effects Differential Satellite Navigation Precision
2015/6/29
The introduction of the Global Positioning System(GPS) ushered in a new era of affordable precise navigation.Differential GPS (DGPS) corrections have reduced positioning errors from about 100 meters t...
Differential Loran-C
Differential Loran-C
2015/6/26
The U. S Coast Guard and Federal Aviation Administration are cooperating in a major effort to define and analyze the performance of a new Enhanced Loran system as a backup for GPS provided services. E...
Evaluation of Two Types of Dual-Frequency Differential GPS Techniques under Anomalous Ionosphere Conditions
Dual-Frequency Differential GPS Techniques Ionosphere Conditions
2015/6/26
Strong ionosphere storms are a potential threat for the Local Area Augmentation System (LAAS). During these storms,large spatial and temporal gradients of the ionosphere component on the GPS signals c...
Local-Area Differential GNSS Architectures Optimized to Support Unmanned Aerial Vehicles (UAVs)
Local-Area Differential GNSS Architectures Optimized Unmanned Aerial Vehicles (UAVs)
2015/6/24
As the applications of Unmanned Aerial Vehicles (UAVs) expand, UAVs will be combined into networks that cooperate to perform various missions within 10 to 200 km of a centralized controller. GNSS is t...