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Systems and methods for synchronization mechanisms for magnetic cards and devices

  • US 9,619,741 B1
  • Filed: 11/20/2012
  • Issued: 04/11/2017
  • Est. Priority Date: 11/21/2011
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • detecting position variations of a read head in relation to a card;

    calculating a time window to communicate data to said read head based on said position variations;

    selecting a number of leading synchronization bits to precede said data; and

    selecting a number of trailing synchronization bits to succeed said data,wherein said selected number of leading synchronization bits is different than said selected number of trailing synchronization bits.

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