发明名称 Packet voice telephony system and method
摘要 According to the present disclosure, connectionless base IP protocol is leveraged to transfer streaming voice to a destination telephony device. As such, the disclosed IP telephone includes a controller and memory specifying the destination IP address, a packetizer coupled the controller and memory for packetizing outbound digitized voice into at least one outbound IP packet, and a network interface for transmitting the outbound IP network onto a network which may involve a LAN, WAN or the Internet. The disclosed IP phone also includes an extractor coupled to the memory and controller for extracting inbound digitized voice within an incoming IP packet whose source address correlates to the destination IP address or addresses stored in the memory.
申请公布号 US6449269(B1) 申请公布日期 2002.09.10
申请号 US19980224548 申请日期 1998.12.31
申请人 NORTEL NETWORKS LIMITED 发明人 EDHOLM PHILLIP KARL
分类号 H04M1/253;H04M7/00;(IPC1-7):H04L12/66 主分类号 H04M1/253
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