On-Chip Antenna Design Using the Concepts of Metamaterial and SIW Principles Applicable to Terahertz Integrated Circuits Operating over 0.6–0.622 THz

Table 5

State-of-the-art comparison.

References	Antenna type	Bandwidth (GHz)	Gain (dBi)	Efficiency (%)	Size (mm^3) or (mm^2)
[4]-a	OSAR antenna	317–330	1.4	41	0.5×0.5
[4]-b	1×2 antenna	303–320	4.1	38	0.5×1
[17]	Bowtie slot	90–105	−1.78	-	0.71 × 0.31 × 0.65
[18]	Differential-fed circularly polarized	50–70	−3.2	-	1.5 × 1.5 × 0.3
[19]	Ring-shaped monopole	50–70	0.02	35	-
[20]	Circular open loop	57–67	−4.4	-	1.8 × 1.8 × 0.3
[21]	AMC-embedded squared slot antenna	15–66	2	-	1.44 × 1.1
[22]	Monopole	45–70	4.96	-	1.9 × 1.9 × 0.25
[23]	Loop antenna	65–69	8	96	0.7 × 1.25
[24]	Dipole antenna	95–102	4.8	-	-
[25]	Tab monopole	45–75	0.1	42	1.5 × 1
[26]	Patch antenna	340 (working frequency)	−5.5	6.5	0.194 × 0.023
[27]	Circular-polarized SIW antenna	251–283	−0.5	21.41	0.99 × 0.99
[28]	SIW slot antenna	410 (working frequency)	−0.5	49.8	0.2 × 0.2
[29]	Dipole loaded AMC	200–281	0	63	0.25 × 0.41
[30]	DRA	340 (working frequency)	10	80	0.7 × 0.7 × 0.73
[31]	2 × 2 slot antenna array	320 (working frequency)	7.9	-	0.86 × 0.86
[32]	2 × 2 cavity-backed rectangular slot loop antenna array	340 (working frequency)	7.7	39	1.1 × 1.1
[33]	2 × 2 DRA array	334–350	8.65	54	1.1 × 1.5 × 1.269
This work	MTM and SIW	600–622	1	58	1 × 1 × 0.1