Welcome to my personal website. Here I’ll be sharing my projects, tutorials, and academic publications, related to embedded systems, electronics, hardware, software and firmware development.

If you would like to contact me, you can add me on Twitter, LinkedIn, send me an email or a message through the contact form in the about me page.


  • Sameera Palipana, David Rojas, Piyush Agrawal, Dirk Pesch. FallDeFi: Ubiquitous Fall Detection using Commodity WiFi Devices. To appear in Proceedings of ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT). [ pdf ]
  • David Rojas and John Barrett. A Novel 3-D Embedded Module for Displacement Measurement in Metal Structures. In IEEE Transactions on Components, Packaging and Manufacturing Technology. [ pdf | IEEEXplore ]
  • Ramona Marfievici, Pablo Corbalan, David Rojas, Alan McGibney, Susan Rea, and Dirk Pesch. Tales from the C130 Horror Room: A Wireless Sensor Network Story in a Data Center. In Proceedings of the 1st ACM International Workshop on the Engineering of Reliable, Robust, and Secure Embedded Wireless Sensing Systems (FAILSAFE ’17), Delft, The Netherlands, November 2017. [ pdf ]
  • David Rojas and John Barrett. A Hardware-Software WSN Platform for Machine and Structural Monitoring. In Proceedings of the 28th Irish Signals and Systems Conference (ISSC 2017), Killarney, Ireland, June 2017. [ bib | pdf | IEEEXplore ]
  • David Rojas and John Barrett. Experimental Analysis of a Wireless Sensor Network in a Multi-Chamber Metal Environment. In Proceedings of the 22nd European Wireless Conference (European Wireless 2016), Oulu, Finland, May 2016. [ bib | pdf | IEEEXplore ]