Power-Domain Based Dynamic Millimeter-Wave Spectrum Access Techniques for In-Building Small Cells in Multioperator Cognitive Radio Networks toward 6G

Table 1

Coexistence and shared spectrum for UE u₁ of MNO 1 using the proposed technique.

				Shared spectrum for		Licensed spectrum for
				Interweave	Underlay	Both interweave and underlay
0	0	0	0	Not applicable due to the nonexistence of
0	0	0	1
0	0	1	0
0	0	1	1
0	1	0	0
0	1	0	1
0	1	1	0
0	1	1	1
1	0	0	0		0
1	0	0	1
1	0	1	0
1	0	1	1
1	1	0	0
1	1	0	1
1	1	1	0
1	1	1	1	0