Instantaneous Triple-Frequency GPS Cycle-Slip Detection and Repair

Table 5

Two geometry-free phase combinations for cycle-slip detection.

Number	First combination (𝑤1,𝑤2,𝑤5)	Second combination (𝑤1,𝑤2,𝑤5)	Sum of ionospheric residuals
1	(−1,−1,2)	(−1,4,−3)	1.7414Δ𝐼𝐿1
2	(−1,2,−1)	(−1,−3,4)	1.9639Δ𝐼𝐿1
3	(−1,−1,2)	(−1,3,−2)	1.8295Δ𝐼𝐿1
4	(−1,2,−1)	(−1,−2,3)	2.0305Δ𝐼𝐿1