A 8mW-RX/113mW-TX, Sub-GHz SoC with time-dithered PA ramping for LPWAN applications

  • Hasan Gul
  • , Jac Romme
  • , Paul Mateman
  • , Johan Dijkhuis
  • , Xiongchuan Huang
  • , Cui Zhou
  • , Benjamin Busze
  • , Gert Jan van Schaik
  • , Elbert Bechthum
  • , Ming Ding
  • , Arjan Breeschoten
  • , Yao-Hong Liu
  • , Christian Bachmann
  • , Guido Dolmans
  • , Kathleen Philips

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

Abstract

This work presents a fully-integrated sub-GHz radio System on Chip (SoC) for Low-Power Wide-Area Networks (LPWAN) and Internet of Things (IoT) applications. The receiver (RX) achieves 77dB blocker rejection and -106dBm sensitivity at 50kbps. The transmitter (TX) features a Switched-Capacitor Power Amplifier (SCPA) that delivers 13.5dBm output power. To fulfil stringent Japanese emission regulation, a novel digitally time-dithered SCPA ramping technique is proposed. The presented RX and TX consume 8mW and 113mW, respectively, from a supply as low as 1.2V.

Original languageEnglish
Title of host publicationESSCIRC 2017 - 43rd IEEE European Solid State Circuits Conference
Place of PublicationPiscataway
PublisherInstitute of Electrical and Electronics Engineers
Pages376-379
Number of pages4
ISBN (Electronic)9781509050253
DOIs
Publication statusPublished - 2 Nov 2017
Event43rd European Solid State Circuits Conference (ESSCIRC 2017) - Leuven, Belgium
Duration: 11 Sept 201714 Sept 2017
Conference number: 43
http://www.esscirc-essderc2017.org/

Conference

Conference43rd European Solid State Circuits Conference (ESSCIRC 2017)
Abbreviated titleESSCIRC 2017
Country/TerritoryBelgium
CityLeuven
Period11/09/1714/09/17
Other47th European Solid-State Device Research Conference (ESSDERC 2017) & 43rd European Solid-State Circuits Conference (ESSCIRC 2017), 11-14 September 2017, Leuven, Belgium
Internet address

Keywords

  • Internet of things
  • LPWAN
  • Radio transceivers
  • Sub-GHz
  • System on chip
  • Ultra-low power
  • ZigBee

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