A 915 MHz,499 μw,-99 dBm,and 100 kbps BFSK Direct Conversion Receiver

  • Keun Mok Kim
  • , Eui Rim Jeong
  • , Kyung Sik Choi
  • , Subin Kim
  • , Byeonghun Yun
  • , Hyunki Jung
  • , Wonkab Oh
  • , Jinho Ko
  • , Sang Gug Lee

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

9 Scopus citations

Abstract

This paper presents an ultra-low power (ULP) high sensitivity binary frequency-shift keying (BFSK) direct conversion receiver (RX) for the internet of things (IoT). By employing a combination of a 2-stage ring voltage-controlled oscillator (VCO) and a 50 %-to-25 % duty conversion passive mixer,the power consumption is dramatically reduced. The prototype of the proposed RX which is implemented in a 55 nm CMOS technology shows -99 dBm sensitivity for 915 MHz 100 kbps BFSK signal while dissipating 499 μW from 0.9 V supply.

Original languageEnglish
Title of host publicationESSCIRC 2019 - IEEE 45th European Solid State Circuits Conference
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages209-212
Number of pages4
ISBN (Electronic)9781728115504
DOIs
StatePublished - Sep 2019
Event45th IEEE European Solid State Circuits Conference, ESSCIRC 2019 - Cracow, Poland
Duration: 23 Sep 201926 Sep 2019

Publication series

NameESSCIRC 2019 - IEEE 45th European Solid State Circuits Conference

Conference

Conference45th IEEE European Solid State Circuits Conference, ESSCIRC 2019
Country/TerritoryPoland
CityCracow
Period23/09/1926/09/19

Keywords

  • 2-stage ring VCO
  • and ULP
  • BFSK
  • CMOS
  • direct conversion
  • IoT
  • passive mixer
  • RX

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