DC Field | Value | Language |
---|---|---|
dc.contributor.author | Lim, Hongkie | ko |
dc.contributor.author | Lee, Dong-Ho | ko |
dc.contributor.author | Kim, Jusung | ko |
dc.contributor.author | Hong, Songcheol | ko |
dc.date.accessioned | 2021-09-28T01:30:28Z | - |
dc.date.available | 2021-09-28T01:30:28Z | - |
dc.date.created | 2021-09-28 | - |
dc.date.created | 2021-09-28 | - |
dc.date.created | 2021-09-28 | - |
dc.date.issued | 2021-08 | - |
dc.identifier.citation | IEEE TRANSACTIONS ON BIOMEDICAL CIRCUITS AND SYSTEMS, v.15, no.4, pp.647 - 654 | - |
dc.identifier.issn | 1932-4545 | - |
dc.identifier.uri | http://hdl.handle.net/10203/287897 | - |
dc.description.abstract | In this work, we propose a current-mode dielectric spectroscopy integrated circuit (IC) for the detection of liquids permittivity at microwave frequency range. The current-mode sensing scheme presents wideband operation with enhanced dynamic range compared to conventional voltage-mode sensing approach. A low intermediate frequency (IF) receiver architecture further provides better performances in flicker noise, dc offset, and harmonic mixing that degrade a sensor accuracy in zero-IF receiver architecture. Measured maximum conversion gain is 31.4 dB at 0.4 GHz RF frequency, while the 1dB-compression point (P-1dB) is measured to be -8 dBm at 1 GHz RF frequency. The operation frequency of the proposed spectroscopy IC is from 50 MHz to 4 GHz according to 3 dB bandwidth. The permittivity measurements for propanol across the frequency range of 0.03-10 GHz are performed with root mean square (rms) permittivity error of 0.49. The dielectric spectroscopy IC is fabricated in 28-nm CMOS technology with active area of 0.5 mm x 0.2 mm only, while consuming 13 mW from a 1.2 V supply. | - |
dc.language | English | - |
dc.publisher | IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC | - |
dc.title | Current-Mode Dielectric Spectroscopy for Liquid Permittivity Measurement | - |
dc.type | Article | - |
dc.identifier.wosid | 000696078800006 | - |
dc.identifier.scopusid | 2-s2.0-85112170723 | - |
dc.type.rims | ART | - |
dc.citation.volume | 15 | - |
dc.citation.issue | 4 | - |
dc.citation.beginningpage | 647 | - |
dc.citation.endingpage | 654 | - |
dc.citation.publicationname | IEEE TRANSACTIONS ON BIOMEDICAL CIRCUITS AND SYSTEMS | - |
dc.identifier.doi | 10.1109/TBCAS.2021.3094212 | - |
dc.embargo.liftdate | 9999-12-31 | - |
dc.embargo.terms | 9999-12-31 | - |
dc.contributor.localauthor | Hong, Songcheol | - |
dc.contributor.nonIdAuthor | Lim, Hongkie | - |
dc.contributor.nonIdAuthor | Lee, Dong-Ho | - |
dc.contributor.nonIdAuthor | Kim, Jusung | - |
dc.description.isOpenAccess | N | - |
dc.type.journalArticle | Article; Proceedings Paper | - |
dc.subject.keywordAuthor | Capacitive sensor | - |
dc.subject.keywordAuthor | CMOS | - |
dc.subject.keywordAuthor | current-mode sensor | - |
dc.subject.keywordAuthor | dielectric spectroscopy | - |
dc.subject.keywordAuthor | permittivity | - |
dc.subject.keywordPlus | CMOS | - |
dc.subject.keywordPlus | NOISE | - |
dc.subject.keywordPlus | GHZ | - |
Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.