Short-Range Low-Data-Rate FM-UWB Transceivers: Overview, Analysis, and Design

Bo Zhou, Patrick Chiang

科研成果: 期刊稿件文章同行评审

20 引用 (Scopus)

摘要

This paper summarizes and compares various circuit configurations of sub-modules and RF front-ends for frequency modulated ultra-wideband (FM-UWB), and analyzes the transceiver design parameters and link margin. High-robust relaxation oscillator for subcarrier generation, low-power ring oscillators for RF FM, automatic frequency calibration (AFC) for system robustness, and preamplifier-latch based analog phase interpolation for FM demodulation, are specially clarified. A prototype 3.6-4.1 GHz FM-UWB system with bowtie antennas for short-range low-data-rate wireless data transmission is implemented in 0.18-μm CMOS. Experimental results show that the presented FM-UWB transceiver successfully generates FCC-compliant UWB spectrum and demodulates the dual-FM information, with a bit error rate (BER) of 10-6 at a distance of 60 cm and with an energy efficiency of 185 nJ/bit.

源语言英语
文章编号7438930
页(从-至)423-435
页数13
期刊IEEE Transactions on Circuits and Systems I: Regular Papers
63
3
DOI
出版状态已出版 - 3月 2016

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