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Methods and arrangement for implementing an active call handover by employing a switching component

  • US 7,565,159 B2
  • Filed: 05/14/2007
  • Issued: 07/21/2009
  • Est. Priority Date: 06/14/2006
  • Status: Expired due to Fees
First Claim
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1. A system for enabling at least a user to perform communication using at least one telecommunication device among a plurality of telecommunication devices, said plurality of telecommunication devices being associated with a public extension number, said public extension number being associated with said user, said plurality of devices including at least a first telecommunication device and a second telecommunication device, the system comprising:

  • a switch component implemented on said first telecommunication device for enabling said first telecommunication device to provide a handover request message; and

    a mobility server configured to manage at least a telecommunication session between a caller telecommunication device used by a caller and said first telecommunication device, said mobility server being further configured to receive said handover request message, said mobility server being further configured to send a first invite message to said second telecommunication device in response to said handover request message, said mobility server being further configured to establish a telecommunication session between said caller telecommunication device and said second telecommunication device if said mobility server receives an approval message from said second telecommunication device, said approval message responding to said first invite message, said mobility server being further configured to provide information of a device state to said second telecommunication device before or when establishing said telecommunication session between said caller telecommunication device and said second telecommunication device, said device state including a volume setting of said first telecommunication device during said telecommunication session between said caller telecommunication device and said first telecommunication device.

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