Multitarget Position-Sensitivity Security Transmission with OAM-DM Based on FDA

Table 2

Receive vectors corresponding to different data sets.

Q	(l1, l2)
−1	(1, −1) or (−1, 1)
2	(2, 1) or (−2, −1)
−2	(−2, 1) or (2, −1)