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To present a VoIP-based solution to LAN/Intranet-oriented IP Phone.Its core is low power dissipation DSP chip in charge of voice codec and8/16bit single-chip in charge of communications protocol processing and control logic.This IP Phone can be used either as a desktop PC peripheral or as an Internet network terminal by RJ45or other interfaces.This pa-per introduces VoIP technology and H.323protocol stack,and some details of hardware design architecture are discussed yet.
To present a VoIP-based solution to LAN / Intranet-oriented IP Phone. Its core is low power dissipation DSP chip in charge of voice codec and 8/16 bit single-chip in charge of communications protocol processing and control logic. This IP Phone can be used either as a desktop PC peripheral or as an Internet network terminal by RJ45or other interfaces .This pa-per introduces VoIP technology and H.323 protocol stack, and some details of hardware design architecture are yet.