Mobile location service applications vary widely in their requirements for speed and accuracy. Table 5.1 was developed by Mobile Streams (http://www.mobilestreams.com) to compare the requirements of common location service applications.
|Application||Entry-Level Accuracy Requirements||Mass Acceptance Accuracy Requirements||Custom Device Required?||Objective||Location Frequency|
|Location-sensitive billing||Cell/Sector||250m||No||Competitive pricing||Originated calls, received calls, midcall|
|Roadside assistance||500m||125m||No||Send help||Originated calls|
|Mobile yellow pages||Cell/Sector||250m||No||What's near me?||Originated calls ...|