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Power management system for wireless autonomous transducer solutions

  • US 8,832,468 B2
  • Filed: 06/30/2011
  • Issued: 09/09/2014
  • Est. Priority Date: 07/02/2010
  • Status: Active Grant
First Claim
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1. An autonomous transducer system comprising:

  • an energy scavenging module;

    an energy storage module;

    a load circuit comprising at least one functional block providing a given functionality; and

    a power management module configured to provide power supplied by the energy scavenging module to the load circuit or to exchange power with the energy storage module, wherein the power management module comprises a tuning module configured to tune the at least one functional block of the load circuit according to a given configuration scheme and based on information stored internally in the load circuit wherein the power management module further comprises circuitry for measuring a temporal voltage behavior of the energy storage module, and wherein the temporal voltage behavior is taken into account in the given configuration scheme.

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