SiRFstar III

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SiRFstar III is a GPS processing chip manufactured by SiRF Technology, Inc. It is used in some newer portable GPS units such as the Garmin GPSMap 60CSx. It is able to acquire a much better than older chips. It works in many cases in narrow streets, in trains, sometimes even indoors, where older chips don't get a useable signal any more. The chip uses 200,000 correlators to fix the position, and will operate on 20 channels with signals as low as -159 dBm. Also supports WAAS.

Devices using SiRFstar III

The following devices are known to use the SiRFstar III chipset:

See also

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