Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna

A mixed matching circuit for miniaturizing dual-band antenna is introduced and verified in this study. Two L-shaped matching circuit for miniaturization are cascaded to interpret the theory of operation in accordance with the dual-band allocations on the Smith chart. A matching circuit equation is d...

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Main Authors: Daoheng Zhu, Daian Lu, Xiaokun Yang, Zhiqiang Li
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9840358/
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author Daoheng Zhu
Daian Lu
Xiaokun Yang
Zhiqiang Li
author_facet Daoheng Zhu
Daian Lu
Xiaokun Yang
Zhiqiang Li
author_sort Daoheng Zhu
collection DOAJ
description A mixed matching circuit for miniaturizing dual-band antenna is introduced and verified in this study. Two L-shaped matching circuit for miniaturization are cascaded to interpret the theory of operation in accordance with the dual-band allocations on the Smith chart. A matching circuit equation is deduced based on a bidirectional matching track from a certain position to the origin point on the Smith chart. Furthermore, a dual-band antenna is taken as an example to illustrate the performance of the novel matching approach for miniaturization. The occupation of a dual-band antenna can be reduced by a quarter at the simultaneous operational frequencies of 2.4 and 5.8 GHz. Lastly, a dual-band planar inverted-F antenna (PIFA) is developed and examined. The experimental results are well consistent with those in the simulator.
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spelling doaj.art-551bd2cdb0cf4d738fbe45a005dbe83e2022-12-22T00:53:50ZengIEEEIEEE Access2169-35362022-01-0110793487935510.1109/ACCESS.2022.31939999840358Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band AntennaDaoheng Zhu0https://orcid.org/0000-0002-9808-3419Daian Lu1Xiaokun Yang2Zhiqiang Li3College of Electronics and Information Engineering, Guangdong Ocean University, Zhanjiang, ChinaChina Communications Service Guizhou Company Ltd., Guiyang, ChinaCollege of Big Data and Information Engineering, Guizhou University, Guiyang, ChinaCollege of Electronics and Information Engineering, Guangdong Ocean University, Zhanjiang, ChinaA mixed matching circuit for miniaturizing dual-band antenna is introduced and verified in this study. Two L-shaped matching circuit for miniaturization are cascaded to interpret the theory of operation in accordance with the dual-band allocations on the Smith chart. A matching circuit equation is deduced based on a bidirectional matching track from a certain position to the origin point on the Smith chart. Furthermore, a dual-band antenna is taken as an example to illustrate the performance of the novel matching approach for miniaturization. The occupation of a dual-band antenna can be reduced by a quarter at the simultaneous operational frequencies of 2.4 and 5.8 GHz. Lastly, a dual-band planar inverted-F antenna (PIFA) is developed and examined. The experimental results are well consistent with those in the simulator.https://ieeexplore.ieee.org/document/9840358/Dual-band antennaPIFAthe Simth Chartmatching circuit
spellingShingle Daoheng Zhu
Daian Lu
Xiaokun Yang
Zhiqiang Li
Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna
IEEE Access
Dual-band antenna
PIFA
the Simth Chart
matching circuit
title Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna
title_full Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna
title_fullStr Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna
title_full_unstemmed Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna
title_short Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna
title_sort key technology of mixed matching circuit for miniaturizing dual band antenna
topic Dual-band antenna
PIFA
the Simth Chart
matching circuit
url https://ieeexplore.ieee.org/document/9840358/
work_keys_str_mv AT daohengzhu keytechnologyofmixedmatchingcircuitforminiaturizingdualbandantenna
AT daianlu keytechnologyofmixedmatchingcircuitforminiaturizingdualbandantenna
AT xiaokunyang keytechnologyofmixedmatchingcircuitforminiaturizingdualbandantenna
AT zhiqiangli keytechnologyofmixedmatchingcircuitforminiaturizingdualbandantenna