Data communication system and data communication device

Data communication system and data communication device

  • CN 102,047,616 B
  • Filed: 06/02/2008
  • Issued: 06/10/2015
  • Est. Priority Date: 06/02/2008
  • Status: Active Grant
First Claim
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1. a data communication system, it has:

  • home site, it is with the sending/receiving using the token passing scheme of multi-casting communication to carry out the data between slave station, and calculation process is carried out to the data that send/receive between described slave station, thus carries out the Data Update of described data;

    And described slave station,It is characterized in that,Described home site has;

    1st home site, it carries out the management in described data communication system, and carries out the Data Update of the slave station specified;

    And2nd home site, it carries out Data Update to the slave station different from the slave station of carrying out Data Update by described 1st home site,Described 1st and the 2nd home site is, when sending the token frame of target, carry out the Data Update of respective slave station when receiving from described slave station with described 1st home site.

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