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Method and apparatus for sending voice message in mobile network

  • US 7,890,086 B2
  • Filed: 03/30/2005
  • Issued: 02/15/2011
  • Est. Priority Date: 06/29/2004
  • Status: Expired due to Fees
First Claim
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1. A method of providing voice message call service in a service providing apparatus that is connected to a calling terminal, a Mobile Switching Center (MSC)/Personal Communication eXchange (PCX), a Home Location Register (HLR), a Service Control Point (SCP) and a called terminal through a mobile communication network, the method comprising the steps of:

  • receiving a first Seize Resource (SR) signal from the SCP, wherein the first Seize Resource (SR) signal corresponds to an Analyzed Information (AI) signal, which is sent to the SCP in response to a featreq signal received in response to a Feature Request (FEATREQ) signal, the MSC/PCX receiving a first call set-up request signal from the calling terminal and sending the FEATREQ signal to the HLR;

    sending a first seize resource (sr) signal to the SCP in response to the first Seize Resource (SR) signal, wherein the SCP sends a first Connect Resource signal to the MSC/PCX in response to the first seize resource (sr) signal;

    receiving a first call access request signal from the MSC/PCX, wherein the first call access request signal is generated based on the first Connect Resource signal;

    sending a first call access response signal to the MSC/PCX in response to the first call access request signal, wherein the MSC/PCX sends a first call set-up response signal to the calling terminal in response to the first call access response signal;

    sending a first Instruction Request (IR) signal to the SCP;

    receiving a first Specialized Resource Function Directive (SRFD) signal from the SCP in response to the first Instruction Request (IR) signal;

    receiving a voice message, which will be transferred to the called terminal, from the calling terminal through a first call path, which is established with the calling terminal, in accordance with the first call access response signal and the first call set-up response signal;

    sending a first specialized resource function directive (srfd) signal indicating that the process of the Specialized Resource Function Directive (SRFD) signal has been completed to the SCP;

    receiving a first instruction request (ir) signal indicating that the process of a corresponding call has been completed from the SCP in response to the first Specialized Resource Function Directive (SRFD) signal;

    terminating the first call path;

    sending a voice message call request signal to the SCP for call connection to the called terminal, wherein the SCP sends a first outbound call request signal to the MSC/PCX, and the MSC/PCX sends a second call set-up request signal to the called terminal, receives a second call set-up response signal, and sends a first outbound call response signal to the SCP in response to the second call set-up response signal;

    receiving a second Seize Resource (SR) signal from the SCP in response to the first outbound call response signal;

    sending a second seize resource (sr) signal to the SCP in response to the second Seize Resource (SR) signal, wherein the SCP sends a second Connect Resource signal to the MSC/PCX in response to the second seize resource (sr) signal;

    receiving a second call access request signal from the MSC/PCX, wherein the second call access request signal is generated based on the second Connect Resource signal;

    sending a second call access response signal to the MSC/PCX in response to the second call access request signal;

    sending a second Instruction Request (IR) signal to the SCP;

    receiving a second Specialized Resource Function Directive (SRFD) signal from the SCP in response to the second Instruction Request (IR) signal; and

    sending the voice message from the service providing apparatus to the called terminal using a second call path, which is established between the service providing apparatus and the called terminal, in accordance with the second call access response signal and the second call set-up response signal.

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