A Simultaneously Transmit and Receive Antenna Terminal for In-Band Full-Duplex Applications

Table 1

Comparison of previously reported LP IBFD antennas.

Ref.	Iso. technique	Isolation (dB)	BW (MHz)	Res. Freq. (GHz)	Size
[3]	RT	>36	220	2.5	0.038
[15]	DF	>75	50	2.5	0.006
[9]	OSPD	>37	520	2.6	0.060
[13]	DR	>20	120	2.4	0.002
[16]	FC and DGS	>45	94	5.9	0.034
This paper	SD, FC, and DGS	>35	150	5.8	0.014

DF: differential feed; RT: reflective terminal; OSPD: orthogonal spatial phase diversity; DR: decoupling resonator; FC: field confinement; GP: ground perturbations; SD: spatial diversity; DGS: defected ground structure. Excluding the size of the feed network.