您要查找的是不是：
- Starefire WADGPS 星站差分GPS
- In this system, the combined orientation model of DTWADGPS is established using the WADGPS, odograph, speedometer and roscope, etc. 系统采用WADGPS、里程表、车速仪、陀螺仪等构建分布式逆向WADGPS组合定位模型并对多传感器信息进行融合处理，解决列车定位的精度和盲区问题；
- Development and application of WADGPS PNP - 20 receiver and software 广域差分GPS系统PNP-20的接收机及配套软件的研制与应用
- Re-evaluation of Two Carrier Smoothed Code Algorithms for WADGPS Reference Stations 广域差分参考站两种伪距平滑算法的再评估
- WADGPS GPS广域差分
