Publications
"ArrayTrack: a Fine-Grained Indoor Location System",
Proceedings of the 10th USENIX Conference on Networked Systems Design and Implementation, 2013.
"Challenge: Unlicensed LPWANs Are Not Yet the Path to Ubiquitous Connectivity",
The 25th Annual International Conference on Mobile Computing and Networking (MobiCom): ACM, 2019.
"COPA: Cooperative Power Allocation for Interfering Wireless Networks.",
CoNEXT: ACM, 2015.
"The design and implementation of a mobile rfid tag sorting robot",
Proceedings of the 14th Annual International Conference on Mobile Systems, Applications, and Services: ACM, pp. 31–42, 2016.
Mobitagbot-Mobisys16-final.pdf (2.53 MB)

"The design and implementation of a wireless video surveillance system",
Proceedings of the 21st Annual International Conference on Mobile Computing and Networking: ACM, pp. 426–438, 2015.
"Enabling Gesture-based Interactions with Objects",
Proceedings of the 15th Annual International Conference on Mobile Systems, Applications, and Services: ACM, 2017.
mobisys17-paper15.pdf (4.08 MB)

"FlexCore: Massively Parallel and Flexible Processing for Large MIMO Access Points",
14th USENIX Symposium on Networked Systems Design and Implementation: USENIX Association, 2017.
FlexCore-nsdi17-final.pdf (1.44 MB)

"Geosphere: Consistently turning MIMO capacity into throughput",
ACM SIGCOMM Computer Communication Review, vol. 44, no. 4: ACM, pp. 631–642, 2014.
"HACK: Hierarchical ACKs for Efficient Wireless Medium Utilization",
2014 USENIX Annual Technical Conference (USENIX ATC 14), pp. 359–370, 2014.
"Leveraging Electromagnetic Polarization in a Two-Antenna Whiteboard in the Air",
Proceedings of the 12th International on Conference on emerging Networking EXperiments and Technologies: ACM, pp. 443–456, 2016.
PolarDraw-CoNEXT16-final.pdf (1018.48 KB)

"mD-Track: Leveraging Multi-Dimensionality in Passive Indoor Wi-Fi Tracking",
The 25th Annual International Conference on Mobile Computing and Networking (MobiCom), 2019.
mD-Track_mobicom_2019.pdf (1.87 MB)

"Midas: Empowering 802.11 ac networks with multiple-input distributed antenna systems",
Proceedings of the 10th ACM International on Conference on emerging Networking Experiments and Technologies: ACM, pp. 29–40, 2014.
"ParkMaster: An In-Vehicle, Edge-Based Video Analytics Service for Detecting Open Parking Spaces in Urban Environments",
Proceedings of the Second ACM/IEEE Symposium on Edge Computing (SEC '17), San Jose, California, ACM Press, 2017.
"Phaser: Enabling Phased Array Signal Processing on Commodity Wi-Fi Access Points",
Proceedings of the 20th annual international conference on Mobile computing and networking: ACM, pp. 153–164, 2014.
"PLoRa: A Passive Long-Range Data Network from Ambient LoRa Transmissions",
The 30th ACM Special Interest Group on Data Communication (SIGCOMM), 08/2018.
"Programmable Radio Environments for Smart Spaces",
ACM Workshop on Hot Topics in Networks, 2017.
press_hotnets17.pdf (1.33 MB)

"Recitation: Rehearsing wireless packet reception in software",
Proceedings of the 21st Annual International Conference on Mobile Computing and Networking: ACM, pp. 291–303, 2015.
"SecureArray: Improving Wi-Fi security with fine-grained physical-layer information",
Proceedings of the 19th annual international conference on Mobile computing & networking: ACM, pp. 441–452, 2013.
"Synchronicity: pushing the envelope of fine-grained localization with distributed mimo",
Proceedings of the 1st ACM workshop on Hot topics in wireless: ACM, pp. 43–48, 2014.
"ThruMapper: Through-Wall Building Tomography with a Single Mapping Robot",
Proceedings of the 18th International Workshop on Mobile Computing Systems and Applications: ACM, pp. 1–6, 2017.
Chetty-hotmobile17-final.pdf (313.12 KB)

"Tonetrack: Leveraging frequency-agile radios for time-based indoor wireless localization",
Proceedings of the 21st Annual International Conference on Mobile Computing and Networking: ACM, pp. 537–549, 2015.
"Towards Programming the Radio Environment with Large Arrays of Inexpensive Antennas",
16th USENIX Symposium on Networked Systems Design and Implementation: USENIX Association, 2019.
LAIA_NSDI19_final.pdf (1015.82 KB)

"Truncating and oversampling OFDM signals in white Gaussian noise channels",
Communication Systems, Networks and Digital Signal Processing (CSNDSP), 2016 10th International Symposium on: IEEE, pp. 1–6, 2016.
"Wi-Fi Goes to Town: Rapid Picocell Switching for Wireless Transit Networks",
ACM Special Interest Group on Data Communication (SIGCOMM): ACM, 2017.
"xD-track: leveraging multi-dimensional information for passive wi-fi tracking",
Proceedings of the 3rd Workshop on Hot Topics in Wireless: ACM, pp. 39–43, 2016.