International Journal of Microwave Science and Technology

Research Article

Compact and Wideband Parallel-Strip 180° Hybrid Coupler with Arbitrary Power Division Ratios

Figure 2

(a) Even-mode of the 180° hybrid coupler with phase inverter. (b) Odd-mode of the 180° hybrid coupler with phase inverter.
567342.fig.002a
(a)
567342.fig.002b
(b)