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Can I use a WWAN card for JUST the GPS??

post #1 of 12
Thread Starter 
I was wondering, if I could use the following card:

Dell 5720 Mini-PCI-e WWAN card

for JUST its GPS features? I may at a later date get it subscribed to use as a cellular modem as well, but for now I was wondering if I put this in my M1730, would I be able to access the GPS functions of it for a program such as Streets & Trips??
post #2 of 12
If you could wait a bit I could buy one that is available and then find out for you. I already pay for a Sprint aircard subscription but I'd have to get them to activate the new card. I'd also like to test out this GPS functionality myself. Shoot for $50 I'll bite. It'd be nice not to have to futz with a Bluetooth GPS receiver. Much cheaper than the $150 Dell wants for these things with a new system.
post #3 of 12
I really doubt that you could use the WWAN card just for the GPS features. I believe the cards uses triangulation to give you your location. Thus without subscribing for service it wouldn't work.

For example, my PDA, XV6800, uses triangulation but if I canceled my service and it couldn't access the data network I would no longer be able to use my GPS.
post #4 of 12
Thread Starter 
Quote:
Originally Posted by CStradling24 View Post
I really doubt that you could use the WWAN card just for the GPS features. I believe the cards uses triangulation to give you your location. Thus without subscribing for service it wouldn't work.

For example, my PDA, XV6800, uses triangulation but if I canceled my service and it couldn't access the data network I would no longer be able to use my GPS.
BUT....... I wonder if the 5725 model would work then? It says it has "gpsOne", and according to Sierra, gpsOne can operate in 4 modes:

Standalone - Your handset has no connection to the network, and uses only the GPS satellite signals it can currently receive to try and establish a location.

MS Based - Your handset is connected to the network, and uses the GPS signals + a location signal from the network.

MS Assisted - Your handset is connected to the network, uses GPS signals + a location signal then relays its 'fix' to the server, which then uses the signal strength from your phone to the network towers to further plot your position. You can still maintain voice communication in this scenario, but not 'Internet/Network service' ie Web Browser, IM, streaming TV etc..

MS Assisted/Hybrid - Same as above, but network functionality remains. Normally only in areas with exceptional coverage.

So, it appears that with this "gpsOne", it can operate in GPS mode only. I wonder however, if the card must be activated for the GPS to actually work? Maybe it's experiment'n time???


I just checked, and the MC5720 also supports gpsOne. Hmmmmmmmmm
post #5 of 12
Yeah if the GPS can in fact work without service it would be worth it just as a GPS device.

I found two interesting quotes but they contradict one another

"Using a combination of GPS satellite signals and the cell towers themselves, gpsOne allows your location to be plotted with greater accuracy than traditional GPS systems in areas where satellite reception is problematic due to buildings or terrain."

"Standalone - Your handset has no connection to the network, and uses only the GPS satellite signals it can currently receive to try and establish a location."


This definitely seems like its going to be one of those topics where you have to test it to find out.
post #6 of 12
Thread Starter 
Quote:
Originally Posted by CStradling24 View Post

This definitely seems like its going to be one of those topics where you have to test it to find out.
Well, I picked up a card off of Ebay, and when it gets here I will try it out and report back on my success or lack there of!!
post #7 of 12
I had my laptop in pieces for a couple weeks, but I just realized that I have a 5720 in my system currently. I hadn't heard about any GPS features on it. I just went digging for an updated driver and found one in the D830 drivers but not the D820 drivers. I'm going to install it, I'll post back in a minute to see if it worked.

EDIT The newer driver did nothing on its own. No GPS functionality at all. HOWEVER, the problem isn't a firmware issue or anything of that sort. The problem is the geniuses at Dell had Novatel Wireless disable the GPS in the driver and this is EASILY fixed with a simple adjustment to a registry key.

Open Regedit and navigate to HKLM\Software\Novatel Wireless\NextGenCommon change the value of the GPSHWStatus DWORD from 0 to 1. Reboot your PC and run the broadband card software again. The card will disconnect and then reconnect along with the GPS.

Now this doesn't answer your question about weather or not it works without a Sprint plan, but it will help you in enabling the feature so you can figure it out on your own. WTF was Dell thinking advertising this feature and then purposefully disabling it.

I'm going to try out the GPS once my battery is charged up to see if it can get a fix on a satellite.
post #8 of 12
Just played with it a bit outdoors, you're going to have to be patient, it seems the card takes a while to get a fix on satellites. (My Cobra NavOne takes about five minutes to get an accurate fix if its been off for a while). As far as I can tell though the GPS doesn't use the Sprint connection at all as it works the same weather the card is connected or not. So if you do the reg hack (you might find a newer driver than the D830 one that doesn't need it) you should be able to use it as a standard GPS unit with most mapping software such as DeLorme or Microsoft.
post #9 of 12
Thread Starter 
What exact drivers did you download? I actually have a 5725 (Sierra) wwan card, and NONE of the dell drivers found it. Also, I have no "Novatell" section in my registry. Maybe it is because I am downloading from Canada????

If you could tell me the exact name of the drivers you downloaded, it might help me out. Thanks.
post #10 of 12
What provider is your card for? The driver package depends on which CDMA provider your card is locked to. The driver I used is for a Sprint card.
post #11 of 12
Thread Starter 
Quote:
Originally Posted by MrEvil View Post
What provider is your card for? The driver package depends on which CDMA provider your card is locked to. The driver I used is for a Sprint card.
I don't think my card is locked to anyone. Maybe that is why I am having trouble getting it going??
post #12 of 12
Thread Starter 
Well, I have two programs that look like they recognize a GPS, but no signal. Then again, it could just be that it needs to sit outside for a while. Going to try that tomorrow, and see what happens. Got my fingers crossed!!
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