Internet Connected GPS
How does an iTouch know my location when connected to WiFi? Is there a GPS in it? ?
This is bizzare. I now have it connected to my work's wireless network and it's Internet connection is in a different state, and it shows my location. Very cool, wish I knew how it worked
No, there is not a GPS in the iPod Touch.
“The WPS (WiFi Positioning System) location client identifies all of these existing Wi-Fi signals and calculates your current location using groundbreaking positioning algorithms developed by Skyhook Wireless. WPS requires knowledge of the specific geographic location of individual access points in order to deliver highly accurate results. This information is obtained by deploying hundreds of data specialists who scan and locate access points using proprietary scanning vehicles designed to build and maintain the reference database. The system also takes into account movement by individual access points and helps to automatically heal the network by updating and improving the reference data in real-time.”
Embedded 2G and 3G Modules target mobile Internet devices.
AnyDATA DTW-200 module is used on CDMA 1X networks while AnyDATA DTW-500 utilizes 3G EVDO Rev A technology, both which operate on CDMA 800 and 1,900 MHz frequencies. AnyDATA DTW-400 module operates on UMTS/EDGE/GPRS/GSM networks and DTW-600 on quad-band GSM and tri-band UMTS networks. Measuring 21 x 22 x 4.5 mm, all wireless modules include GPS for real-time tracking and accelerometer for motion ...
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 INSIGNIA NS CNV10 35 INTERNET CONNECTED GPS  US $49.95 |  NEW INSIGNIA 35 GPS Internet Connected NS CNV10 TOUCHSCREEN Navigation System US $45.00 |
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