Sub-$\mu \mathrm{W}$ Battery- and Crystal-Free Tag Featuring 802.11ba/b-Compliant Wake-Up Receiver, Backscattered Transmitter and 3D Localization
A sub-<tex xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">$\mu \mathrm{W}$</tex> tag is introduced for battery-less operation, reusing 2-tone incident wave for 1) RF harvesting, 2) IM2 extraction of WiFi-compliant clock, 3) 802.11ba wake-up receiver, 4) WiFi 802.11b backscattered transmitter, 5) 3D localization via signal strength. Smart label demonstration for fulfillment centers shows cm-range accuracy in 180 nm.
Authors
- Karim Ali (ORCID: https://orcid.org/0000-0001-6925-0305)
- Marco Privitera (ORCID: https://orcid.org/0000-0002-7492-6653)
- Massimo Alioto (ORCID: https://orcid.org/0000-0002-4127-8258)
- Andrea Ballo (ORCID: https://orcid.org/0000-0003-1192-0104)
- Alfio Dario Grasso (ORCID: https://orcid.org/0000-0002-5707-9683)
- Ruiyuan Yang
Institutions
- National University of Singapore (SG)
- University of Catania (IT)
Publication Details
- Published
- 2025-06-08
- DOI
- https://doi.org/10.23919/vlsitechnologyandcir65189.2025.11074894
- Citations
- 1
- Primary Topic
- Energy Harvesting in Wireless Networks
- Type
- article
- Field-Weighted Citation Impact
- 0.73