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Short message server without local customer database

DC CAFC
  • US 5,768,509 A
  • Filed: 04/08/1996
  • Issued: 06/16/1998
  • Est. Priority Date: 04/08/1996
  • Status: Expired due to Term
First Claim
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1. A short message server which is coupled to a home location register (HLR) means and a mobile service switching center (MSC) of a mobile telecommunications network, said short message server comprising:

  • a) memory means for storing short messages; and

    b) processor meansfor receiving a properly formatted request for transmission of a short message from an originator, said properly formatted request including a destination and a short message,for forwarding all short messages of all properly formatted requests to said memory means regardless of whether or not the destination of the message is to an authorized subscriber,for generating a routing information request to the HLR in response to a properly formatted request,for receiving a routing response from the HLR having location information and return code information, andfor retrieving said short message from said memory means and sending said short message to an MSC based on said location information when said destination is valid and authorized.

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