A Novel 183 GHz Solid-State Sub-Harmonic Mixer

This paper proposes a novel sub-harmonic mixing topology. Based on the proposed topology and the precise three-dimensional electromagnetic model of the Schottky barrier diode; a novel 183 GHz solid-state sub-harmonic mixer is designed and measured. By adding a compact low-pass filter near the ground...

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Main Authors: Guangyu Ji, Dehai Zhang, Jin Meng, Siyu Liu, Changfei Yao
Format: Article
Language:English
Published: MDPI AG 2020-01-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/9/1/186
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author Guangyu Ji
Dehai Zhang
Jin Meng
Siyu Liu
Changfei Yao
author_facet Guangyu Ji
Dehai Zhang
Jin Meng
Siyu Liu
Changfei Yao
author_sort Guangyu Ji
collection DOAJ
description This paper proposes a novel sub-harmonic mixing topology. Based on the proposed topology and the precise three-dimensional electromagnetic model of the Schottky barrier diode; a novel 183 GHz solid-state sub-harmonic mixer is designed and measured. By adding a compact low-pass filter near the ground of the mixer’s circuit, the effect on the mixer’s RF performance of the random error of the conductive adhesive in assembling is effectively decreased. The test results show that the optimal single-sideband conversion loss of the mixer is 8.1dB@183GHz when the local oscillator signal is 4mw@91GHz. In the RF bandwidth from 173 GHz to 191 GHz, the single-sideband conversion loss is less than −10.6 dB. At the same time, the RF port return loss is less than 9.8 dB.
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spelling doaj.art-f83b9f7559c54538b5cf2b404dbf476d2022-12-22T04:23:14ZengMDPI AGElectronics2079-92922020-01-019118610.3390/electronics9010186electronics9010186A Novel 183 GHz Solid-State Sub-Harmonic MixerGuangyu Ji0Dehai Zhang1Jin Meng2Siyu Liu3Changfei Yao4CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing 100190, ChinaCAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing 100190, ChinaCAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing 100190, ChinaCAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing 100190, ChinaSchool of Electronic and Information Engineering, Nanjing University of Information Science and Technology, Nanjing 210044, ChinaThis paper proposes a novel sub-harmonic mixing topology. Based on the proposed topology and the precise three-dimensional electromagnetic model of the Schottky barrier diode; a novel 183 GHz solid-state sub-harmonic mixer is designed and measured. By adding a compact low-pass filter near the ground of the mixer’s circuit, the effect on the mixer’s RF performance of the random error of the conductive adhesive in assembling is effectively decreased. The test results show that the optimal single-sideband conversion loss of the mixer is 8.1dB@183GHz when the local oscillator signal is 4mw@91GHz. In the RF bandwidth from 173 GHz to 191 GHz, the single-sideband conversion loss is less than −10.6 dB. At the same time, the RF port return loss is less than 9.8 dB.https://www.mdpi.com/2079-9292/9/1/186terahertzschottky diodesub-harmonic mixerconversion loss
spellingShingle Guangyu Ji
Dehai Zhang
Jin Meng
Siyu Liu
Changfei Yao
A Novel 183 GHz Solid-State Sub-Harmonic Mixer
Electronics
terahertz
schottky diode
sub-harmonic mixer
conversion loss
title A Novel 183 GHz Solid-State Sub-Harmonic Mixer
title_full A Novel 183 GHz Solid-State Sub-Harmonic Mixer
title_fullStr A Novel 183 GHz Solid-State Sub-Harmonic Mixer
title_full_unstemmed A Novel 183 GHz Solid-State Sub-Harmonic Mixer
title_short A Novel 183 GHz Solid-State Sub-Harmonic Mixer
title_sort novel 183 ghz solid state sub harmonic mixer
topic terahertz
schottky diode
sub-harmonic mixer
conversion loss
url https://www.mdpi.com/2079-9292/9/1/186
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