The principle and algorithm of ionospheric delay correction using a grid mapping scheme is introduced.
本文介绍了卫星信号电离层延迟的网格校正法原理和算法。
The flowchart and characteristic of the grid-based algorithm fur Ionospheric delay correction in WAAS are discussed.
阐述了广域增强系统电离层延迟网格修正算法流程、思路及特点，希望能给相关研究者提供参考。
The accuracy of ionospheric delay correction is an important factor that affects the positioning precision in the applications of GPS in wide area, local area navigation systems and RTK.
在GPS的广域、局域增强导航系统和rtk的应用中，电离层延迟改正的准确度都是决定测量定位结果能否达到精度要求的重要因素。
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