IEEE - Institute of Electrical and Electronics Engineers, Inc. - Stepped impedance microstrip couplers with improved directivity

2009 IEEE MTT-S International Microwave Symposium Digest (MTT)

Author(s): Muller, J. ; Friesicke, C. ; Jacob, A.F.
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 June 2009
Conference Location: Boston, MA, USA, USA
Conference Date: 7 June 2009
Page(s): 621 - 624
ISBN (CD): 978-1-4244-2804-5
ISBN (Paper): 978-1-4244-2803-8
ISSN (Paper): 0149-645X
DOI: 10.1109/MWSYM.2009.5165773
Regular:

This paper presents the design of microstrip couplers with improved directivity. In order to compensate for the unequal phase velocities of even- and odd-mode in inhomogeneous media, the coupler... View More

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