附有基线长度约束的单频数据单历元LAMBDA方法整周模糊度确定

基金项目: 地球空间环境与大地测量教育部重点实验室测绘基础研究基金资助项目(02 09 05)

详细信息

Ambiguity Resolution of Single Epoch Single Frequency Data withBaseline Length Constraint Using LAMBDA Algorithm

¹ Research Center of GPS, Wuhan University, 129 Luoyu Road, Wuhan 430079, China² School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, Wuhan 430079, China

Funds: 地球空间环境与大地测量教育部重点实验室测绘基础研究基金资助项目(02 09 05)

摘要: 针对某些GPS动态定位中基线长度精确已知的特性,提出了附有基线长度约束的LAMBDA方法,同时在实践中使用两步搜索,对LAMBDA方法进行了优化。实测数据处理结果表明,该方法对LAMBDA方法的改进效果较为显著,能在基线长度已知条件下较高成功率地确定单频单历元数据的整周模糊度。
- 基线长度约束 /
- LAMBDA方法 /
- 两步搜索 /
- 单历元定位
Abstract: This paper puts forward LAMBDA algorithm with baseline length constraint and a two steps search method. The results of six examples show that the baseline length constraint and a two steps search method evaluate LAMBDA algorithm.
- baseline length constraint /
- LAMBDA /
- two steps search /
- single epoch positioning