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Systems and methods for hybrid energy harvesting for transaction cards

Abstract:

Systems and methods for hybrid energy harvesting for transaction cards are disclosed. Embodiments include a transaction card comprising a data storage device configured to supply account information to a transaction card terminal, a primary rechargeable power source to allow recharging and further to receive charging energy from the transaction card terminal during a transaction using the card, a secondary rechargeable power source configured to receive energy from the first rechargeable power source, and a power controller configured to control a flow of energy between the first and second rechargeable power sources.