搜索结果: 1-10 共查到“航空、航天科学技术 L5”相关记录10条 . 查询时间(0.059 秒)
L5 Satellite Based Augmentation Systems Protection Level Equations
L5 Satellite Based Augmentation Systems Level Equations
2015/6/25
The current L1 Space Based Augmentation System (SBAS) protection level equations were agreed upon nearly a decade ago. These equations are provided for L1-only users and are based upon covariance prop...
DME/TACAN Interference and its Mitigation in L5/E5 Bands
DME/TACAN Interference its Mitigation L5/E5 Bands
2015/6/25
The Galileo E5a/E5b signals and the GPS L5 signal lie within the Aeronautical Radionavigation Services (ARNS) band. They suffer interference from the services in this frequency band, in particular, hi...
The WAAS/L5 Signal for Robust Time Transfer:Adaptive Beamsteering Antennas for Satellite Time Synchronization
WAAS/L5 Signal Robust Time Transfer Adaptive Beamsteering Antennas Satellite Time Synchronization
2015/6/25
Geostationary satellites of the Wide Area Augmentation System (WAAS) offer a novel, robust, and cost-effective means of synchronizing time at widely-separated ground facilities, to levels of ~50ns, wi...
GPS has launched its first L5 capable satellites and plans to achieve L5 Full Operational Capability (FOC) in the 2019 time frame. L5 is of great interest to the Wide Area Augmentation System (WAAS) a...
Several L1 and L5 capable satellites are already on orbit and many more are launching soon. The operators of the various Satellite Based Augmentation Systems (SBASs) are actively investigating incorpo...
Qualifying an L5 SBAS MOPS Ephemeris Message to Support Multiple Orbit Classes
Qualifying SBAS MOPS Ephemeris Message Multiple Orbit Classes
2015/6/24
The L1 Minimum Operational Performance Standards (MOPS) were designed under the premise that Satellite Based Augmentation Systems (SBAS) be supported by communications satellites in geostationary orbi...
L1/L5 SBAS MOPS Ephemeris Message to Support Multiple Orbit Classes
SBAS MOPS Ephemeris Message Multiple Orbit Classes
2015/6/24
New satellite orbits ranging from highly eccentric inclined geosynchronous (IGSO), medium (MEO) to low Earth (LEO) orbits are being proposed for future Global Navigation Satellite Systems (GNSS) and S...
Remote Synchronization Simulation of Onboard Crystal Oscillator for QZSS Using L1/L2/L5 Signals for Error Adjustment
Onboard Crystal Oscillator QZSS L1/L2/L5 Signals Error Adjustment
2009/9/3
A new error adjustment method for remote synchronization of the onboard crystal oscillator for the quasi-zenith satellite system (QZSS) using three different frequency positioning signals (L1/L2/L5) i...
GPS/MAP组合导航仪L5型、T7型
导航仪
2008/7/29
L5型、T7型GPS/MAP组合导航仪（接收机），是价格低廉、结构小巧、外形美观、提供中文及地图显示的多功能组合导航仪。GPS接收模块选用国际上先进的6信道并行接收OEM板，通过PS-232C接口，送出位置、速度、时间、卫星跟踪状态等信息，可方便地组成系统应用及养分使用。L5型具有LCD显示屏，T7型具有视频输出，用黑白或彩色电视机可作为其显示器。所显示的地图具有局部放大、漫游、全景等功能。应用于...