![](bga.png)
Our implementation of a location service proved that our context model and reference
architecture are a good basis for building a system that can deal with heterogeneity of
location information. In this case an application was build that made use of two totally
different positioning technologies.
6 References
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2. Chen, G. and Kotz, D. (2000). A survey of Context-Aware Mobile Computing Research.
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context-aware application framework. 4th International Conference on Mobile Data
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2003 from http://www.6winit.org/presentations/ist/vtt_6winit.pdf
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Tracking System," Proc, IEEE Infocom 2000, Tel Aviv, Israel, March 2000.
9. Ailisto, H., Alahuhta, P., Haataja, V., Kyllönen, V. and Lindholm, M. (2002). Structuring
Context Aware Applications: Five-Layer Model and Example Case, Position Paper, VTT
Electronics, Oulu, Finland. Presented at “Models and concepts for ubiquitous computing”,
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10. Svetlana Domnitcheva (2001). Location Modeling: State of the Art and Challenges.
Location modeling of ubiquitous computing. Workshop proceedings Ubicomp 2001,
Atlanta – September 30, 2001
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Approach for Intelligent Location Aware Services. 4th International Conference on Mobile
Data Management (MDM2003), 21-24 January, 2003, Melbourne, Australia
12. Open Mobile Alliance. http://www.openmobilealliance.org/
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