A 60 GHz Planar Diplexer Based on Substrate Integrated Waveguide Technology

Table 2

Summary of the 60 GHz SIW planar diplexer design parameters.

		𝑋0	𝑙1	𝑙2	𝑙3	𝑙4	𝑙5	𝑑1	𝑑2	𝑑3	𝑑4	𝑑5	𝑑6
		(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)
Channel; filters	Receiver filter (62.2 GHz)	4.70	2.07	2.24	2.26	2.24	2.07	1.09	0.61	0.54	0.54	0.61	1.09
	Transmitter filter (59.8 GHz)	4.70	2.07	2.24	2.26	2.11	2.07	1.06	0.59	0.52	0.52	0.59	1.06
		𝑤1 (mm)			𝑤2 (mm)			𝑎1 (mm)			𝑎2 (mm)
	Receive port	1.57			1.92			0.8			2.4
SIW-to-microstrip; transitions	Transmit port	1.57			1.92			0.8			2.4
	Common port	1.57			1.92			0.8			2.4
		𝐿0 (mm)				𝑋𝑇 (mm)				𝑋𝑅 (mm)
T-junction		3.55				9.8				10.07