My Ipod touch cant be identified properly so i cant sync my music

Follow the article based on your operating system:

iOS: Device not recognized in iTunes for Windows

iOS: Device not recognized in iTunes for Mac OS X

Did you do everything here:

iOS: Device not recognized in iTunes for Windows

Including

Removing and Reinstalling iTunes, QuickTime, and other software components for Windows XP

or

Removing and reinstalling iTunes, QuickTime, and other software components for Windows Vista or Windows 7

New cable and different USB port?

Runs this and see if the results help with determine the cause

iTunes for Windows: Device Sync Tests

Try on another computer to help determine if computer or iPod problem