Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems

This paper presents a novel microstrip quad-channel diplexer. The introduced diplexer operates at close resonance frequencies of 1.68 GHz, 1.9 GHz, 3.9 GHz and 4.43 GHz for multi-service wireless applications. The frequency responses of S21 and S31 are sharp at the edges of all passbands. To improve...

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Main Authors: Rezaei, Abbas, Noori, Leila, Jamaluddin, Mohd. Haizal
Format: Article
Published: Springer New York LLC 2019
Subjects:
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author Rezaei, Abbas
Noori, Leila
Jamaluddin, Mohd. Haizal
author_facet Rezaei, Abbas
Noori, Leila
Jamaluddin, Mohd. Haizal
author_sort Rezaei, Abbas
collection ePrints
description This paper presents a novel microstrip quad-channel diplexer. The introduced diplexer operates at close resonance frequencies of 1.68 GHz, 1.9 GHz, 3.9 GHz and 4.43 GHz for multi-service wireless applications. The frequency responses of S21 and S31 are sharp at the edges of all passbands. To improve the stopband properties, several transmission zeros are created. Also, the low insertion losses of 0.68 dB, 0.57 dB, 0.71 dB, and 0.5 dB are obtained at the resonance frequencies. The proposed diplexer has a new structure with a compact size of 0.051 × λg 2. To verify the design method and simulation results, the proposed structure is fabricated and measured. There is a good agreement between the simulation and measurement results.
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spelling utm.eprints-877212020-11-30T13:09:33Z http://eprints.utm.my/87721/ Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems Rezaei, Abbas Noori, Leila Jamaluddin, Mohd. Haizal TK Electrical engineering. Electronics Nuclear engineering This paper presents a novel microstrip quad-channel diplexer. The introduced diplexer operates at close resonance frequencies of 1.68 GHz, 1.9 GHz, 3.9 GHz and 4.43 GHz for multi-service wireless applications. The frequency responses of S21 and S31 are sharp at the edges of all passbands. To improve the stopband properties, several transmission zeros are created. Also, the low insertion losses of 0.68 dB, 0.57 dB, 0.71 dB, and 0.5 dB are obtained at the resonance frequencies. The proposed diplexer has a new structure with a compact size of 0.051 × λg 2. To verify the design method and simulation results, the proposed structure is fabricated and measured. There is a good agreement between the simulation and measurement results. Springer New York LLC 2019-10 Article PeerReviewed Rezaei, Abbas and Noori, Leila and Jamaluddin, Mohd. Haizal (2019) Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems. Telecommunication Systems, 72 (2). pp. 189-197. ISSN 1018-4864 http://dx.doi.org/10.1007/s11235-019-00563-x
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Rezaei, Abbas
Noori, Leila
Jamaluddin, Mohd. Haizal
Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems
title Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems
title_full Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems
title_fullStr Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems
title_full_unstemmed Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems
title_short Design of a novel microstrip four-channel diplexer for multi-channel telecommunication systems
title_sort design of a novel microstrip four channel diplexer for multi channel telecommunication systems
topic TK Electrical engineering. Electronics Nuclear engineering
work_keys_str_mv AT rezaeiabbas designofanovelmicrostripfourchanneldiplexerformultichanneltelecommunicationsystems
AT noorileila designofanovelmicrostripfourchanneldiplexerformultichanneltelecommunicationsystems
AT jamaluddinmohdhaizal designofanovelmicrostripfourchanneldiplexerformultichanneltelecommunicationsystems