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Ring communication system data packets reusable a variable number of times

  • US 4,236,245 A
  • Filed: 04/17/1979
  • Issued: 11/25/1980
  • Est. Priority Date: 04/17/1979
  • Status: Expired due to Term
First Claim
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1. In a transmission system (102) for passing packets of data through a plurality of stations (101), each data packet having a portion for accommodating a burst of data destined for an addressee station, a portion for accommodating data identifying the addressee station and data indicating whether the addressee station has withdrawn the data burst and wherein individual ones of the stations include data inserting means (4, 5, 10, 12, 13, 7-10, 7-20, 7-21, 7-22) effective when the station has a data burst thereat destined for a new addressee station and responsive to incoming data in the packet indicating that the data burst has been withdrawn therefrom for inserting the data burst thereat into a portion of the packet priorly accommodating the withdrawn data burst;

  • characterized in that the data inserting means (4,

         5) includes means for inserting new addressee station identifying data subsequent to the portion of the packet accommodating the data identifying the addressee station which withdrew the data burst.

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