A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method

This paper presents an ultra-wideband (UWB) down-conversion mixer with low-noise, high-gain and small-size. The negative impedance technique and source input method are applied for the proposed mixer. The negative impedance achieves the dynamic current injection and increases the mixer output impeda...

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Autores principales:	Zhaokun Zhou, Xiaoran Li, Xinghua Wang, Wei Gu
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	ultra-wideband (UWB) mixer negative impedance dynamic injection source input matching networks Electronics TK7800-8360
Acceso en línea:	https://doaj.org/article/b2fb3dfc8df74e5789897b8a27ac8974
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spelling	oai:doaj.org-article:b2fb3dfc8df74e5789897b8a27ac89742021-11-11T15:39:23ZA Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method10.3390/electronics102126552079-9292https://doaj.org/article/b2fb3dfc8df74e5789897b8a27ac89742021-10-01T00:00:00Zhttps://www.mdpi.com/2079-9292/10/21/2655https://doaj.org/toc/2079-9292This paper presents an ultra-wideband (UWB) down-conversion mixer with low-noise, high-gain and small-size. The negative impedance technique and source input method are applied for the proposed mixer. The negative impedance achieves the dynamic current injection and increases the mixer output impedance, which reduces the mixer flicker noise and increases its conversion gain. The source input method allows the input matching networks to be cancelled, avoiding the noise and loss introduced by the matching resistors, saving the chip area occupied by the matching inductors. The proposed mixer is designed in 45-nm SOI process provided by GlobalFoundries. The simulation results show a conversion gain of 11.4–14.3 dB, ranging from 3.1 to 10.6 GHz, a minimum noise figure of 9.8 dB, a RF port return loss of less than −11 dB, a port-to-port isolation of better than −48 dB, and a core chip area of 0.16 × 0.16 mm<sup>2</sup>. The power consumption from a 1 V supply voltage is 2.85 mW.Zhaokun ZhouXiaoran LiXinghua WangWei GuMDPI AGarticleultra-wideband (UWB)mixernegative impedancedynamic injectionsource inputmatching networksElectronicsTK7800-8360ENElectronics, Vol 10, Iss 2655, p 2655 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	ultra-wideband (UWB) mixer negative impedance dynamic injection source input matching networks Electronics TK7800-8360
spellingShingle	ultra-wideband (UWB) mixer negative impedance dynamic injection source input matching networks Electronics TK7800-8360 Zhaokun Zhou Xiaoran Li Xinghua Wang Wei Gu A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method
description	This paper presents an ultra-wideband (UWB) down-conversion mixer with low-noise, high-gain and small-size. The negative impedance technique and source input method are applied for the proposed mixer. The negative impedance achieves the dynamic current injection and increases the mixer output impedance, which reduces the mixer flicker noise and increases its conversion gain. The source input method allows the input matching networks to be cancelled, avoiding the noise and loss introduced by the matching resistors, saving the chip area occupied by the matching inductors. The proposed mixer is designed in 45-nm SOI process provided by GlobalFoundries. The simulation results show a conversion gain of 11.4–14.3 dB, ranging from 3.1 to 10.6 GHz, a minimum noise figure of 9.8 dB, a RF port return loss of less than −11 dB, a port-to-port isolation of better than −48 dB, and a core chip area of 0.16 × 0.16 mm<sup>2</sup>. The power consumption from a 1 V supply voltage is 2.85 mW.
format	article
author	Zhaokun Zhou Xiaoran Li Xinghua Wang Wei Gu
author_facet	Zhaokun Zhou Xiaoran Li Xinghua Wang Wei Gu
author_sort	Zhaokun Zhou
title	A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method
title_short	A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method
title_full	A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method
title_fullStr	A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method
title_full_unstemmed	A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method
title_sort	low-noise, high-gain, and small-size uwb mixer utilizing negative impedance technique and source input method
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/b2fb3dfc8df74e5789897b8a27ac8974
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A Low-Noise, High-Gain, and Small-Size UWB Mixer Utilizing Negative Impedance Technique and Source Input Method

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