A Collaborative Control Method of Transmission Amplitude and Phase for Transmitarray Antenna Design

Table 1

Comparisons with some state-up-to-date TA designs.

Design		Frequency (GHz)	Array scale	Layer number	Overall size (λ^3)	Amplitude control	Phase control	Amplitude and phase control	Gain (dBi)	SLL (dB)
[35]		10		3		N	Y	—	18.9	14.3
[36]		10		1		N	Y	—	25.4	19
[37]		28		2		Y	Y	Independently	19	16.3
[38]		10		1		Y	Y	Independently	N.G.	14.6
This work		20		1		Y	Y	Collaboratively	25.2	19.5
									22.6	17.4
									20.1	11.2

N.G.: not given; Y: yes; N: no.