EEE436/CS422 - Wireless Networking Technologies and ApplicationsSpring 2009

Project Presentation:

By: Tuna Karaman, Berke Kamgözen, Timurhan Sungur, Burak Baskın

15th May 2009

Features and Capabilities of the system

How Does the Application Work?

Demonstration

Possible Improvements

Convenient voice communication over wi-fi wireless network

Ad-hoc, between PDAs

Install simple application on PDAs

Half-duplex communication

Uses existing infrastructure for communication

Multi-hop capability over mesh network

Implemented using C#

.Net Compact Framework

P/Invoke to call Win32 dll’s on .Net Platform

TCP for establishing connection and UDP for voice transfer

Sender enters his username and the receiver’s IP address

Receiver accepts connection

Push-to-Talk

Mesh network capabilities

Sound quality

Bandwidth usage

Thanks to our supervisors; Prof. Ezhan Karaşan, Prof. İbrahim Körpeoğlu and Alper Rıfat Uluçınar for their feedback and support.