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Optimal voicemail deposit for roaming cellular telephony

  • US 8,204,500 B2
  • Filed: 12/28/2006
  • Issued: 06/19/2012
  • Est. Priority Date: 12/28/2005
  • Status: Expired due to Fees
First Claim
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1. Apparatus for management of optimal voicemail deposit to the voicemail of a currently roaming mobile telephony user during late call forwarding, the apparatus being located at the home network of said user, the apparatus comprising:

  • a triggering unit located at said home network, configured to set triggers for a mobile terminated call directed from a caller to said currently roaming mobile telephony user of the home network, one of said triggers indicating a late forwarding status of a call, as said call is forwarded back to said home network when unanswered, such that as said roaming user is currently roaming in a visited network, and the mobile call connects from said home network over an International link in order to terminate with said roaming user in said visited network, and is late forwarded over the International link to said apparatus at the home network after failure to answer by said roaming mobile telephony user, said late forwarding is indicated at said home network by said trigger;

    a disconnection unit located at said home network, operative, in response to triggering from said home network located triggering unit, to match said late forwarded leg to a respective outgoing leg across said home network, to disconnect said international link of said mobile terminated call following subjecting of said call to said late call forwarding; and

    a direct forwarding unit operative to receive said call after said late forwarding for said control, and to further forward said caller to said voicemail, thereby providing an optimal voicemail deposit without said international links but within said home network.

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