February 4, 2026
The ticket to 6G: Purdue engineers develop tunable filter technology for future 5G and 6G wireless systems
Researchers in Purdue University’s Elmore Family School of Electrical and Computer Engineering in collaboration with BAE Systems FAST Labs™ have demonstrated the world’s first tunable thin-film spin-wave ladder filter on a chip, a technology that could replace large arrays of frequency filters with a single reconfigurable device.