Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz

Abstract Design of a low cost Schottky diode based single‐balanced mixer (SBM) in full V‐band with an ultra‐wide intermediate frequency (IF) bandwidth is presented here. By loading multiple quarter‐wavelength short‐ended stubs at both radio frequency (RF) and local oscillator (LO) frequency on the m...

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Main Authors: Le Ren, Jinping Xu, Chunmin Wang
Format: Article
Language:English
Published: Wiley 2021-12-01
Series:Electronics Letters
Subjects:
Online Access:https://doi.org/10.1049/ell2.12327
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author Le Ren
Jinping Xu
Chunmin Wang
author_facet Le Ren
Jinping Xu
Chunmin Wang
author_sort Le Ren
collection DOAJ
description Abstract Design of a low cost Schottky diode based single‐balanced mixer (SBM) in full V‐band with an ultra‐wide intermediate frequency (IF) bandwidth is presented here. By loading multiple quarter‐wavelength short‐ended stubs at both radio frequency (RF) and local oscillator (LO) frequency on the multistage stepped impedance matching networks, a broadband grounding circuit is provided for IF signal and thus output power nulls are eliminated over an ultra‐wide IF band. The hybrid network is constructed by a 3 dB branch coupler and a 90‐degree delay line, which enables the required balanced outputs with equal amplitude and 180‐degree phase difference. A prototype of the SBM is designed, fabricated and tested. Measured results demonstrate that, for RF and LO frequency over entire V‐band, the mixer has a conversion loss from 6.8 to 11.4 dB with an ultra‐wide IF range of 0.01–22 GHz.
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spelling doaj.art-cdd5254b640945ab87fe890b85d3739d2022-12-22T01:51:55ZengWileyElectronics Letters0013-51941350-911X2021-12-01572596196310.1049/ell2.12327Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHzLe Ren0Jinping Xu1Chunmin Wang2State Key Laboratory of Millimeter Waves Southeast University Nanjing 210096 People's Republic of ChinaState Key Laboratory of Millimeter Waves Southeast University Nanjing 210096 People's Republic of ChinaState Key Laboratory of Millimeter Waves Southeast University Nanjing 210096 People's Republic of ChinaAbstract Design of a low cost Schottky diode based single‐balanced mixer (SBM) in full V‐band with an ultra‐wide intermediate frequency (IF) bandwidth is presented here. By loading multiple quarter‐wavelength short‐ended stubs at both radio frequency (RF) and local oscillator (LO) frequency on the multistage stepped impedance matching networks, a broadband grounding circuit is provided for IF signal and thus output power nulls are eliminated over an ultra‐wide IF band. The hybrid network is constructed by a 3 dB branch coupler and a 90‐degree delay line, which enables the required balanced outputs with equal amplitude and 180‐degree phase difference. A prototype of the SBM is designed, fabricated and tested. Measured results demonstrate that, for RF and LO frequency over entire V‐band, the mixer has a conversion loss from 6.8 to 11.4 dB with an ultra‐wide IF range of 0.01–22 GHz.https://doi.org/10.1049/ell2.12327Modulators, demodulators, discriminators and mixersPulse circuitsWaveguide and microwave transmission line componentsMicrowave circuits and devicesSemiconductor integrated circuit design, layout, modelling and testingJunction and barrier diodes
spellingShingle Le Ren
Jinping Xu
Chunmin Wang
Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
Electronics Letters
Modulators, demodulators, discriminators and mixers
Pulse circuits
Waveguide and microwave transmission line components
Microwave circuits and devices
Semiconductor integrated circuit design, layout, modelling and testing
Junction and barrier diodes
title Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
title_full Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
title_fullStr Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
title_full_unstemmed Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
title_short Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
title_sort design of a full v band fundamental mixer with an ultra wide if from 0 01 to 22 ghz
topic Modulators, demodulators, discriminators and mixers
Pulse circuits
Waveguide and microwave transmission line components
Microwave circuits and devices
Semiconductor integrated circuit design, layout, modelling and testing
Junction and barrier diodes
url https://doi.org/10.1049/ell2.12327
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