Perhaps a little known fact is that iPhone doesn’t always get its positioning from GPS, but sometimes from WiFi and cellular towers, using Skyhook Wireless’ system. Skyhook provides an alternative form of positioning that is more reliable in areas where there may be excessive sky coverage, such as trees or tall buildings – it is [...]
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GPS is becoming more and more popular in high(ish)-end phones so that SatNav can be used on the move and for a good laugh on Google Earth. But a growing use of GPS is seriously cool (and useful!) – digital cameras with GPS capabilities which allow you to tag your photos onto a map, so [...]
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