Table 1 The characteristic frequencies for the eight flight states of Drone No. 1

From: 10-km passive drone detection using broadband quantum compressed sensing imaging

Drone fight states

A1 rotor/Hz

A2 rotor/Hz

B1 rotor/Hz

B2 rotor/Hz

Hovering

525 ± 4

536 ± 3

529 ± 2

533 ± 3

Rise

1234 ± 28

1219 ± 20

1271 ± 9

1233 ± 12

Turn left

1229 ± 3

1321 ± 14

773 ± 5

718 ± 4

Turn right

786 ± 6

707 ± 7

1255 ± 8

1226 ± 4

Move forwards

988 ± 23

811 ± 13

1196 ± 12

1194 ± 6

Back

743 ± 29

936 ± 11

1092 ± 4

1285 ± 3

Towards the left

926 ± 13

789 ± 28

1081 ± 3

1247 ± 4

Towards the right

779 ± 10

996 ± 5

1187 ± 6

1131 ± 5