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A Compact Filtering 180$^{\circ}$ Hybrid

✍ Scribed by Lin, Chin-Kai; Chung, Shyh-Jong


Book ID
118048345
Publisher
IEEE
Year
2011
Tongue
English
Weight
887 KB
Volume
59
Category
Article
ISSN
0018-9480

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## Abstract In this study, a wideband compact parallel‐strip 180Β° hybrid coupler with the center frequency of 2 GHz is presented. By replacing the 270Β° section in the 180Β° hybrid coupler with a parallel‐strip phase reversal swap, the total circuit size is reduced by half. In this structure, the pha