Wideband microstrip rat-race hybrid with via-swap phase inverter

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review

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Original languageEnglish
Pages (from-to)96-98
Journal / PublicationElectronics Letters
Volume50
Issue number2
Publication statusPublished - 16 Jan 2014

Abstract

A via-swap 180° phase inverter on the slotted ground is presented. The phase inverter with a 90° line replaces the conventional 270° line built into the microstrip rat-race hybrid. This results in a size reduction and the widening of the bandwidth. The experiments show that the proposed hybrid has a good performance from 1.5 to 2.5 GHz (fo = 2 GHz). The bandwidth is increased from 10 to 50% and a 43% size reduction is obtained compared with the conventional rat-race hybrid. © The Institution of Engineering and Technology 2014.

Citation Format(s)

Wideband microstrip rat-race hybrid with via-swap phase inverter. / Mung, S. W Y; Chan, W. S.

In: Electronics Letters, Vol. 50, No. 2, 16.01.2014, p. 96-98.

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review