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Broadcast short message service architecture

  • US 5,909,651 A
  • Filed: 05/05/1997
  • Issued: 06/01/1999
  • Est. Priority Date: 08/02/1996
  • Status: Expired due to Term
First Claim
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1. In a wireless communication network adapted for slotted mode transmission of messages to receiving stations, wherein a paging cycle consisting of a positive integer B of slots is defined, and a message destined for a particular receiving station or group of receiving stations must begin within a respective slot assigned to such station or group of stations,a method for transmitting at least one broadcast message to the receiving stations, the method comprising transmitting the broadcast message in accordance with a further slot cycle, to be referred to as the broadcast cycle, wherein:

  • the broadcast message must begin within a specified portion of the broadcast cycle;

    the broadcast cycle consists of a positive integral number B+N of slots;

    B+N is greater than B; and

    B+N is incommensurable with B, whereby occurrences of the specified portion of the broadcast cycle tend to be distributed uniformly over the respective slots of the paging cycle.

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