how accurate is gps on a phone - GADGET
Bdcnetwork.com: More accurate GPS ready to change the way we shop, interact, and explore More accurate GPS ready to change the way we shop, interact, and explore Today's smartphones make easy work of directions and route guidance, but that doesn't mean you need to ditch your dedicated GPS unit just yet. The Family Handyman on MSN: GPS vs. real-life experience: Do navigation apps really know the fastest route?
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GPS accuracy is so good that it's tempting to rely on it exclusively. That could be a mistake in abnomal traffic conditions. GPS vs. real-life experience: Do navigation apps really know the fastest route?
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If I were asked to do this, I'd start with Differential GPS. Send the correction out over the cloud. DGPS should get you within 2 or 3 meters if the reference station is close and the correction link ... This week brought the introduction of GPS technology capable of increasing accuracy of positioning from a few feet down to a few centimeters. The new technology reduces location errors from the size ...