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A 200-MHz fully-differential CMOS front-end with an on-chip inductor for magnetic resonance imaging

Recently, there is a growing interest in applying electronic circuit design for
biomedical applications, especially in the area of nuclear magnetic resonance (NMR).
NMR has been used for many years as a spectroscopy technique for analytical chem-
istry. Previous studies have demonstrated the design and fabrication of planar spiral
inductors (microcoils) that serve as detectors for nuclear magnetic resonance mi-
crospectroscopy.
The goal of this research was to analyze, design, and test a prototype integrated
sensor, which consisted of a similar microcoil detector with analog components to
form a multiple-channel front-end for a magnetic resonance imaging (MRI) system to
perform microspectroscopy. The research has succeeded in producing good function-
ality for a multiple-channel sensor. The sensor met expectations compared to similar
one-channel systems through experiments in channel separation and good signal-to-
noise ratios.

Identiferoai:union.ndltd.org:tamu.edu/oai:repository.tamu.edu:1969.1/4729
Date25 April 2007
CreatorsAyala, Julio Enqrique, II
ContributorsWright, Steven, Zourntos, Takis
PublisherTexas A&M University
Source SetsTexas A and M University
Languageen_US
Detected LanguageEnglish
TypeBook, Thesis, Electronic Thesis, text
Format1933354 bytes, electronic, application/pdf, born digital

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