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Secure inductively-coupled communications systems

  • US 8,909,141 B2
  • Filed: 05/30/2012
  • Issued: 12/09/2014
  • Est. Priority Date: 06/20/2011
  • Status: Expired due to Fees
First Claim
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1. A method, comprising:

  • transmitting a data signal with a data field distribution having a first decay rate, in which the data signal carries user data;

    transmitting one or more scramble signals with one or more scramble field distributions corresponding to the one or more scramble signals having a second decay rate different from the first decay rate, in which the scramble signal does not carry user data; and

    adjusting the data field distribution and the scramble field distributions such that one or more of the scramble signals overshadow the data signal in all but selected regions.

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