This book will appeal to professionals and researchers in the areas of GIS, mobile telecommunications services and LBS. It provides a comprehensive view and in–depth knowledge for academia and industry alike. It serves as essential reading and an excellent resource for final year undergraduate and postgraduate students in GIScience, Geography, Mobile Computing or Information Systems who wish to develop their understanding of LBS.
- Defines the field of Location–Based Services as set within technology convergence, GIS, mobile services and the need for robustly engineered solutions.
- Provides in–depth understanding of all aspects of LBS: wireless networks, positioning the user, context, spatial queries, communicating services and business models.
- Sets a comprehensive research agenda for LBS, GIScience and GI–Engineering.
- An invaluable text for students, professionals and researchers looking to develop their understanding of LBS and its engineering.
1 The Context of Location–Based Services.
1.2 The Information Society.
1.3 The Digital City.
1.4 The New Mobility.
1.5 Outline of Following Chapters.
2 Technological Convergence: Towards Location–Based Services.
2.2 The Internet and World Wide Web.
2.3 New Information and Communication Technologies.
2.4 Geographical Information Systems.
2.5 Convergence of Technologies.
3 GIS and Geo–Information Engineering.
3.2 Where is . . . ? How Do I Get there?
3.3 Defining GIS.
3.4 Exploring GIS Software.
3.5 Issues of GIScience.
3.6 GI Engineering: the Rise of Ubiquitous GIS?
4 Location–Based Services.
4.2 Are Location–Based Services New?
4.3 From Locating Services to Location–Based Services.
4.4 E911 and E112 Mandates.
4.6 LBS Architecture.
4.7 Application Areas.
4.8 Implications of LBS for GIScience.
5 Data for Location–Based Services.
5.2 The Size and Granularity of the Problem.
5.3 Data Collection Technologies.
5.4 Data Quality Issues.
5.5 Organizing and Accessing Data.
6 Locating the User.
6.2 Positioning Technologies.
6.3 Global Positioning System.
6.4 Network–Based Positioning Technologies.
6.5 Short Range Positioning Technologies.
6.6 Hybrid Positioning Approaches.
7 Context in Location–Based Services.
7.2 Context and Context–Awareness.
7.3 Context in LBS.
7.4 Environment as Context.
7.5 Technology as Context.
7.6 User as Context.
7.7 Dynamics of Context.
8 The Spatial Query.
8.2 Geometric Data.
8.3 Topological Data.
8.4 Attribute Data.
8.5 Indexing Spatial Databases.
8.6 Issues of Data Temporality.
8.7 Spatial Queries.
9 Communication in Location–Based Services.
9.2 Modes of Communication in LBS.
9.3 Maps in LBS.
9.4 Issues Around Modes of Communication in LBS.
9.5 Learning from Spatial Information.
9.6 Multimodal and Context–Aware Modes of Communication.
10 The Business of Location–Based Services.
10.2 Emerging Sectors.
10.3 Emerging Products.
10.4 Standardization Issues.
10.5 Legal Issues.
10.6 Social Issues.