Location-Based Services
(Updated on March 29,  2002 - Incorporating Content Provided By Mike Flom of Portable Internet)

Other Resources of Interest

• Location Forum (a global industry initiative, formed jointly by Ericsson, Motorola and Nokia in September 2000 with the purpose of developing and promoting common and ubiquitous solutions for Mobile Location Services (MLS). Forum has published following specifications that are network protocol and positioning technology independent:

Document reference	Document title	Version N°	Download
TS 101	Mobile Location Protocol Specification	2.0.0
TD 201	The Challenge with Interoperability in Location Services	3.0.0
TS 202	Location Services Interoperability Test Specification in GSM	3.0.0

Source of Table - Location Forum website                 

• Cambridge Positioning Systems - E-OTD hardware upgrade to both existing GSM wireless networks and future networks.

• FAQ’s about Ericsson's Mobile Position System (MPS) - http://www.ericsson.com/mps/page4.shtml

• Nortel Networks & E-OTD http://www.nortelnetworks.com/corporate/news

• Ultimate GIS Directory - an extensive vendor list