Proceedings ArticleDOI
Mutual coupling reduction using shorting posts in UWB MIMO antennas
Shilpa Kharche,G. Shrikanth Reddy,Rajiv Gupta,Jayanta Mukherjee +3 more
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TLDR
In this paper, a hybrid shape monopole-based multiple input multiple output (MIMO) antenna consisting of two hybrid shaped monopoles for UWB applications is presented. And the proposed antenna achieves isolation ≥ 20 dB over UWB using a pair of rectangular strips terminated with shorting posts.Abstract:
A multiple input multiple output (MIMO) antenna consisting of two hybrid shaped monopoles for UWB applications is presented In the proposed antenna, a pair of rectangular strips terminated with shorting posts is used to achieve isolation ≥ 20 dB over UWB The variations in group delay and transfer-function response are within 1 ns and 13 dB respectively The envelope correlation coefficient < 005 over 31–106 GHz indicate that the proposed antenna is suitable for UWB MIMO applicationsread more
Citations
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Proceedings ArticleDOI
The 2 * 1 Microstrip Antenna Array with Low Coupling using Periodic Paperclip-shaped Slots
Dang Wen,Liu Xin-Liang +1 more
TL;DR: In this paper, a special decoupling structure consisting of three paperclip-shaped units periodically placed at the centre of the two narrow patches with the adjacent patches spacing of 0.1λ(λ free space frequency), providing the bandstop characteristic to keep out the strong mutual coupling between antenna elements.
Book ChapterDOI
Dual Band MIMO Antenna with Reduced Mutual Coupling Using DGS
TL;DR: Defected Ground Structure (DGS) is used to reduce mutual coupling in MIMO antenna with enhanced isolation and it is proposed that this antenna is very much suitable for both WiMAX and WLAN applications.
Journal ArticleDOI
Investigation of isolation enhancement and tune‐ability in patch antenna arrays
TL;DR: In this article , the effect of the position and capacitance of the varactor diode on mutual coupling between two patch antennas was investigated and the measured results were consistent with the simulation results.
References
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TL;DR: In this article, a simple formulation to compute the envelope correlation of an antenna diversity system is derived, which does not require the computation nor the measurement of the radiation pattern of the antenna system.
Journal ArticleDOI
Study and Reduction of the Mutual Coupling Between Two Mobile Phone PIFAs Operating in the DCS1800 and UMTS Bands
TL;DR: Several solutions are presented to reduce the mutual coupling between two planar inverted-F antennas working in close radiocommunication standards and positioned on a finite-sized ground plane modeling the printed circuit board (PCB) of a typical mobile phone.
Journal ArticleDOI
Ultrawideband MIMO/Diversity Antennas With a Tree-Like Structure to Enhance Wideband Isolation
TL;DR: In this paper, a tree-like structure on the ground plane is proposed for UWB MIMO/diversity antenna with a size of 35 × 40 mm2 operating at a frequency range of 3.110 GHz.
Journal ArticleDOI
Design Aspects of Printed Monopole Antennas for Ultra-Wide Band Applications
TL;DR: In this article, the design equations for lower band-edge frequency for all the regular shapes of printed monopole antennas with various feed positions were presented, where the length of the feed transmission line is a critical design parameter.
Journal ArticleDOI
Compact integrated diversity antenna for wireless communications
Samuel C. K. Ko,Ross D. Murch +1 more
TL;DR: A compact integrated antenna that has two feed ports with more than 20 dB isolation between them that can be utilized in compact wireless communication handsets to provide diversity signals or act as a duplexer allowing the receive and transmit signals to be well isolated.