Home : Case Study : IP Phone

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  IP Phone
  This project was to build an IP phone using a single chip solution. The voice coders and IP stack sources were provided

Key Features

  • Supports H323 and MGCP protocols for call setup
  • Had the look and feel of a standard telephone instrument
  • Two Ethernet ports with bridging support
  • Firmware upgrade over IP network

Architecture / Design

The hardware platform for this project had the following parts:

  • A soft key pad for dialing, checking for messages, speaker phone, volume adjust…All were soft control keys
  • An LCD display for dialed numbers and other messages
  • Hook switch
  • 10/100 Mbps Ethernet LAN with two ports and bridge support
  • Handset and speaker for phone operation

The hardware was built with a single chip solution for IP phones from a Fortune Semiconductor company.

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