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Flow control method for short message service - busy subscriber

  • US 5,579,372 A
  • Filed: 12/12/1994
  • Issued: 11/26/1996
  • Est. Priority Date: 12/12/1994
  • Status: Expired due to Term
First Claim
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1. A mobile telephone system for sending messages to and from mobile stations comprising:

  • a plurality of service centers for sending and receiving messages to and from the mobile stations; and

    a switching center for establishing a message dialog and detecting message busy conditions for a message being sent to one of the mobile stations by one of said plurality of service centers while a message is attempted to be sent to the one mobile station by another of said service centers and sequentially developing a list of addresses for each of said service centers attempting to send messages to the one mobile station, wherein said switching center sequentially sends an alert signal to each of said service centers in said list upon completion of sending messages by said one service center until each of said service centers in said list is exhausted.

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