It analyses the quantity of ionosphere Pierce point in grid above the reference stations, and simply discusses the question of reference stations position and quantity in China WAAS.
從廣域增強系統WAAS中對電離層延遲的網格校正算法出發,分析了用户基於網格校正的電離層校正算法,闡明瞭核算法的原理並詳細推導了計算公式和計算過程。
( The approach is called the wide-area augmentation system, or WAAS.
The Test of GPS TEC Hardware Biases Estimating Methods and WAAS Ionspheric Grid Algorithm;