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Energy-Harvesting Electronic Holiday Card 2024
friends and family, and happy holidays! We're delighted to share our electronic creation with you this holiday season, six long years after the previous one. The theme this time around is "powered by the holiday spirit", and it's an exercise in energy harvesting.
We're delighted to share our electronic creation with you this holiday season, six long years after the previous one. In addition, it features a clever mode by which it can be remotely controlled from your WiFi-enabled phone -- without actually joining (or providing) any WiFi network. For example, you can power the card using the radio frequency (RF) energy your microwave oven naturally leaks while warming food:
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