Invention Grant
US07991136B2 Methods, apparatus and computer program products for allowing access to in-progress calls via calling groups in a voice over internet protocol communication system
有权
方法，装置和计算机程序产品，用于通过互联网协议通信系统中的语音通过呼叫组访问进行中的呼叫
- Patent Title: Methods, apparatus and computer program products for allowing access to in-progress calls via calling groups in a voice over internet protocol communication system
- Patent Title (中): 方法，装置和计算机程序产品，用于通过互联网协议通信系统中的语音通过呼叫组访问进行中的呼叫
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Application No.: US11254003Application Date: 2005-10-19
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Publication No.: US07991136B2Publication Date: 2011-08-02
- Inventor: Michael S. Denny , Sammie Walter Hill
- Applicant: Michael S. Denny , Sammie Walter Hill
- Applicant Address: US GA Atlanta
- Assignee: AT&T Intellectual Property I, L.P.
- Current Assignee: AT&T Intellectual Property I, L.P.
- Current Assignee Address: US GA Atlanta
- Main IPC: H04M3/42
- IPC: H04M3/42 ; H04L12/66
Abstract:
A method of providing Voice-Over Internet Protocol (VoIP) communications can be provided by allowing a VoIP phone line included in a calling group of a plurality of VoIP phone lines to connect to an in-progress call between VoIP phone lines included in the calling group.
Public/Granted literature
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