A low-power low-complexity transmitter for FM-UWB systems

Bo Zhou, Jingchao Wang

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

A frequency modulated ultra-wideband (FM-UWB) transmitter with a high-robust relaxation oscillator for subcarrier generation and a dual-path Ring VCO for RF FM is proposed, featuring low power and low complexity. A prototype 3.65-4.25 GHz FM-UWB transceiver employing the presented transmitter is fabricated in 0.18 μm CMOS for short-range wireless data transmission. Experimental results show a bit error rate (BER) of 10−6 at a data rate of 12.5 kb/s with a communication distance of 60 cm is achieved and the power dissipation of 4.3 mW for the proposed transmitter is observed from a 1.8 V supply.

Original languageEnglish
Pages (from-to)194-201
Number of pages8
JournalJournal of Semiconductor Technology and Science
Volume15
Issue number2
DOIs
Publication statusPublished - 1 Apr 2015

Keywords

  • FM-UWB
  • Low power
  • Relaxation oscillator
  • Ring VCO
  • Transceiver
  • Transmitter

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