Leti has made two energy harvesting chips: · Self-Tunable Phase-Shifted SECE Piezoelectric Energy Harvesting IC with a 30nW MPPT achieving 446% Energy-Bandwidth Improvement and 94% Efficiency. · Electromagnetic Mechanical Energy Harvester IC with no off-chip Component and One switching period MPPT achieving up to 95.9% end-to-end Efficiency and 460% Energy Extraction Gain. In the first one, ...
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