Hi Guys!!
I hope this will helpful those who use Tom Tom 6
Your TomTom6 needs a third party software to receive the gps sigals and then let it to be used by TomTom6 or other gps navigations. Here I have written down how did I configure it to work in my samsung Omnia after all efforts.
1.Samsung Omnia Configuration:
1.2- Go to your samsung omnia MainMenu and then click on configuration icon.
1.3-Click on System tab on Configuration page(it is located at the bottom of page).
1.4-Click on the External GPS icon.
1.5-Click the programma's tab(if not chosen already).
1.6-Choose COM4 from GPS-Programmaport ( from drop down menu).
1.7-Click on Hardware tab(at the bottom of page).
1.8-Set the GPS-Hardwareport to COM9 ( if not already set to COM9).
1.9-Set the Baudrate to 4800 ( if not already set to 4800).
1.10-Go to the next tab and choose the GPS automatically administer ( if not already chosen).
1.11-Click on the OK button on the top of your configuration page.
2-GpsGate 2.6 installation:
2.1-Download and install GpsGate 2.6 in your samsung omnia mobile from here (
http://franson.com/gpsgate/download.asp?file=GpsGatePPC.ARM.CAB&platform=winxp ) .
2.2-Go to your programs on your samsung omnia and click on the GpsGate 2.6 . You will be presented with configurations page(if a popup menu opens click on settings).
2.3-Click on the wizard button on the bottom right side of your gps configuration page.
2.4-Choose only Wired or built in GPS fromt he Search Options list.
2.5- Click on > button(sign). Now your samsung omnia will search for a valid gps port. and will present you with a pop up menu telling that it finds a COM4 ... do you want to use it. Click on OK button.You will be presented with Select OUT PUT page.
2.6-Choose Share with NMEA applications from OUT PUT list.( if not already selected).
2.7-Click the > button (sign). You will be presented with pop up info page.
2.8-Click on ok button on the popup info page.
2.9-Now click on the Finish button on Summary page.
2.10-Now your GpsGate 2.6 program is configured to receive Gps signals.
2.11-Click on OK button to exit GpsGate 2.6 configuration page.
3-TomTom6 Configuration:
3.1-Open your TomTom6 mobile navigation program.
3.2-Tap on the page to go to Main Menu of TomTom6.
3.3-Click on Chanage preferences.
3.4-Click on Show GPS status iocn.
3.5-Click on Configure button.
3.6-Choose "Other NMEA GPS receiver" from the list.
3.7-Click on Select button.
3.8-Set the "GPS baud rate" to 4800.
3.9-Click on "Done" button.
3.10-Choose the "Franson COM1" from the GPS is connected to: list . You will be back to GPS status page.
3.11-Click on Done button.
Ha Ha ..!

Your TomTom6 is ready to receive GPS signal and explore the unknown places.
Thanks to every one helping us understanding the new technology better. I'm soryy if I have repeated similar info/solution, which may have already been posted by someoneelse.
Cheers'
J