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A Portable Phase-Domain Magnetic Induction Tomography Transceiver with Phase-Band Auto-Tracking and Frequency-Sweep Capabilities.
Park, Chan Sam; Jeon, Jiyun; Oh, Byungjoo; Chae, Hee Young; Park, Kyeonghwan; Son, Hungsun; Kim, Jae Joon.
Afiliación
  • Park CS; School of Electrical and Computer Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. chan4517@unist.ac.kr.
  • Jeon J; School of Mechanical, Aerospace and Nuclear Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. jyjeon@unist.ac.kr.
  • Oh B; School of Electrical and Computer Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. ohbj87@unist.ac.kr.
  • Chae HY; School of Electrical and Computer Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. laplume@unist.ac.kr.
  • Park K; School of Electrical and Computer Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. khpark@unist.ac.kr.
  • Son H; School of Mechanical, Aerospace and Nuclear Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. hson@unist.ac.kr.
  • Kim JJ; School of Electrical and Computer Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Korea. jaejoon@unist.ac.kr.
Sensors (Basel) ; 18(11)2018 Nov 07.
Article en En | MEDLINE | ID: mdl-30405069
This paper presents a portable magnetic induction tomography (MIT) transceiver integrated circuit to miniaturize conventional equipment-based MIT systems. The miniaturized MIT function is enabled through single-chip transceiver implementation. The proposed MIT transceiver utilizes a phase-locked loop (PLL) for frequency sweeping and a phase-domain sigma⁻delta modulator with phase-band auto-tracking for a full-range fine-phase resolution. The designed transceiver is fabricated and verified to achieve the measured signal to noise and distortion ratio (SNDR) of 101.7 dB. Its system-level prototype including in-house magnetic sensor coils is manufactured and functionally verified for four different material types.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Sensors (Basel) Año: 2018 Tipo del documento: Article Pais de publicación: Suiza

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Sensors (Basel) Año: 2018 Tipo del documento: Article Pais de publicación: Suiza