IEICE Communications Express
Online ISSN : 2187-0136
ISSN-L : 2187-0136
Special Cluster on Antennas and Propagation Technologies in Conjunction with Main Topics of ISAP2016
A decoupling method for MIMO antenna using trifurcation elements
Keita KuriyamaHiroshi SatoMasaharu Takahashi
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JOURNAL FREE ACCESS

2017 Volume 6 Issue 6 Pages 298-303

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Abstract

Technology of MIMO using multiple antennas and Carrier Aggregation operating multiple frequency bands are introduced in a mobile terminal to improve communication capacity. However, if plural MIMO antennas are installed closely, mutual coupling between the antennas must be reduced to suppress deterioration of radiation efficiency and increase of correlation coefficient. In this paper, we proposed a decoupling method for dual-band using trifurcation elements. Moreover, it is confirmed to be broadened decoupling bandwidth by optimizing branch width and length.

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© 2017 The Institute of Electronics, Information and Communication Engineers
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