← Back to timeline

Nokia Bell Labs

Backscatter Radio Engineer Co-op

Jan 2025 - May 2025 · Murray Hill, NJ

What I did

Photos

Tag verification testbench: RF switch board, Arduino Mega, and five tag programmer boards
Tag verification testbench
RF fixture with Mini-Circuits switch matrices, MXG signal generator, and MXA signal analyzer
RF fixture: switch matrices, MXG, MXA
Testbed block diagram of a 16-way RF switch matrix for 15 tags
16-way switch matrix block diagram
Nokia backscatter tag board with enclosure, batteries, and antenna
Backscatter tag
Tag spectrum near 900 MHz on an MXA signal analyzer
Tag spectrum near 900 MHz
Tag breakout PCB with power, SPI flash, and test headers
Tag breakout PCB