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Design and simulation of a 2.4 GHz VCO with high Q MEMS inductor and CMOS varactor


Citation

Rahimi, Maryam and Jamuar, Sudhanshu Shekhar and Hamidon, Mohd Nizar and Ahmad, Mohd Rais and Mousavi, Sayed Alireza and Bayat, Mehdi (2009) Design and simulation of a 2.4 GHz VCO with high Q MEMS inductor and CMOS varactor. International Journal of Computer and Electrical Engineering, 1 (3). pp. 251-257. ISSN 1793-8163

Abstract

This paper presents design of high-performance MEMS inductor and CMOS varactor for use in CMOS voltage controlled oscillators (VCO) operating at 2.4 GHz. The high-Q air suspended inductor has been designed by inductance of 2.87 nH using MEMS technology to reduce the resistive loss and the substrate loss. A CMOS varactor has been designed. The DC voltage is 2.5v which is applied to the CMOS and the results of 0.6 pF could be achieved. Through this optimization, less phase noise (-117.7 dBc / Hz at 100 KHz) and lower power consumption (11 mW) have been obtained.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Engineering
DOI Number: https://doi.org/10.7763/IJCEE.2009.V1.38
Publisher: International Academy Publishing
Keywords: VCO; MEMS; CMOS; Inductor; Varactor; Q factor
Depositing User: Nabilah Mustapa
Date Deposited: 14 Aug 2018 08:53
Last Modified: 14 Aug 2018 08:53
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.7763/IJCEE.2009.V1.38
URI: http://psasir.upm.edu.my/id/eprint/13908
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