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Contention resolution with counter rollover

  • US 20080127213A1
  • Filed: 10/05/2007
  • Published: 05/29/2008
  • Est. Priority Date: 10/05/2006
  • Status: Abandoned Application
First Claim
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1. A method ensuring correct operation of at least one finite counter each storing an updating count value in a system having corresponding memory locations each of which can be updated from different sources, said method comprising the steps of:

  • (i) providing at least one further data bit in addition to, and associated with, each said counter;

    (ii) changing the state of the further data bit of each counter if said counter reaches a predetermined maximum count value; and

    (iii) modifying the comparison of the count values of sequentially received updating messages or signals in accordance with the state of the further data bit associated with each said received message and the state of the further data bit of the previously received message.

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