Swarun Kumar
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- NSDI2 editions2019–2020
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| title | conference | date |
|---|---|---|
| PLatter: On the Feasibility of Building-scale Power Line Backscatter | 19th USENIX Symposium on Networked Systems Design and Implementation (NSDI '22) | 2022-04-04 |
PLatter demonstrates that injecting a 13 MHz carrier into building power lines lets wall-mounted battery-assisted tags modulate parasitic impedance amplitude… | ||
| TagFi: Locating Ultra-Low Power WiFi Tags Using Unmodified WiFi Infrastructure | UbiComp 2021 | 2021-09-21 |
TagFi demonstrates OOK backscatter tags that modulate ambient Wi‑Fi and are detected using channel state information plus a super‑resolution algorithm to… | ||
| RFID Tattoo: A Wireless Platform for Speech Recognition | UbiComp / ISWC 2020 | 2020-09-12 |
A wearable system of wafer-thin, skin-friendly batteryless RFID tattoos senses millimeter-scale facial skin stretch by tracking resonant frequency shifts (1 mm… | ||
| Frequency Configuration for Low Power Wide Area Networks in a Heartbeat | NSDI 2020 | 2020-02-25 |
Chime is a system that picks an optimal LP‑WAN operating frequency after a client sends one packet by analyzing that packet’s channels across many base… | ||
| Sozu: Self-Powered Radio Tags for Building-Scale Activity Sensing | UIST 2019 | 2019-10-20 |
Sozu converts energy harvested from activities into RF broadcasts so objects become self-powered radio tags that cost < $1 per tag and avoid batteries, operate… | ||
| Pushing the Range Limits of Commercial Passive RFIDs | NSDI 2019 | 2019-02-26 |
PushID claims it extends commercial passive RFID range without changing tags by coordinating off-the-shelf readers to do coherent distributed beamforming. It… | ||
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