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Apparatus and method for monitoring power

  • US 4,979,122 A
  • Filed: 02/01/1989
  • Issued: 12/18/1990
  • Est. Priority Date: 02/01/1989
  • Status: Expired due to Term
First Claim
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1. A power monitor for monitoring power associated with a periodic signal comprising:

  • sampling means for sampling said signal during an observation window, said window including a plurality of cycles of said signal, to generate a plurality of voltage-current sample sets; and

    timing means, coupled to said sampling means, for timing the sampling of said signal such that said voltage-current sample sets are distributed in time at different time positions from cycle to cycle within said observation window relative to the beginning of each cycle.

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