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Charging monitoring systems

  • US 7,039,534 B1
  • Filed: 10/20/2004
  • Issued: 05/02/2006
  • Est. Priority Date: 11/03/2003
  • Status: Expired due to Fees
First Claim
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1. A monitoring system, relating to monitoring of at least one electrical system having at least one current-carrying circuit, such circuit comprising at least one variable operating voltage, such system comprising:

  • a) continuous-accessor means for continuously accessing the at least one variable operating voltage of the at least one current-carrying circuit;

    b) sampler means, electrically coupled to said continuous-accessor means, for sampling the at least one variable operating voltage;

    c) sample-voltage valuer means, electrically coupled to said sampler means, for providing at least one sampled voltage value for the at least one variable operating voltage;

    d) benchmark memory storage means for storing a plurality of programmable benchmark voltage values for the at least one variable operating voltage;

    e) sampled-voltage-value storage means, electrically coupled to said sampler means, for storing the at least one sampled voltage value;

    f) logic-processor means, electrically coupled to said benchmark memory storage means and said sampled-voltage-value storage means, for logically processing the at least one sampled voltage value, wherein said logic-processor means comprisesi) sampled-voltage indicator means for providing at least one indication of the at least one sampled voltage value,ii) comparator means for comparing the at least one indication of the at least one sampled voltage value with at least one of the plurality of programmable benchmark voltage values, andiii) output signal generator means for generating at least one output signal from said comparator means; and

    g) user-sensable signalling device controller means, electrically coupled with said output signal generator means, for controlling at least one user-sensable signalling device.

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