Integer ambiguity resolution is the key problem of GPS based real-time attitude determination system which use double differencing carrier phase observables.
GPS姿态测量通常采用双差载波相位观测量，因此整周模糊值解算成为GPS实时姿态测量的关键问题。
A new method to improve GPS attitude determination accuracy in close shot target and three-dimension survey system is discussed based on the introduction of principles of GPS attitude determination.
本文在介绍GPS姿态测量技术原理的基础上，探讨了在近景目标三维测量系统中提高GPS测姿精度的新方法。
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