The badge runs on an ATtiny45 and uses three 8×8 ultra-bright LED matrices for scrolling [Madison]’s name. It’s powered by a tiny LiPo battery that is boosted to 5 V. This build really shows ...

The badge runs on an ATtiny45 and uses three 8×8 ultra-bright LED matrices for scrolling [Madison]’s name. It’s powered by a tiny LiPo battery that is boosted to 5 V. This build really shows ...

The badges include a Near Field Communications (NFC) antennae -- that's what swaps the data when two badges are "bumped." The contact information you collect can then be synced with a conference ...

May 27, 2004 American start-up nTAG has produced an interactive name badge for conferences and social events that significantly improves the quality of people-to-people connectivity.