Mobile Data Access

This book constitutes the refereed proceedings of the First International Conference on Mobile Data Access, MDA'99, held in Hong Kong, China, in December 1999.The 20 revised full papers presented were carefully selected from a total of 39 submissions. The papers are organized in sections on wireless networks and communications, transaction processing in mobile environments, ubiquitous information services, mobile data replication and caching, and mobility and location management.

Inhalt

Session I: Wireless Networks and Communications.- Wireless VoIP: Opportunities and Challenges.- GSM Mobile Phone Based Communication of Multimedia Information: A Case Study.- A Witness-Aided Routing Protocol for Mobile Ad-Hoc Networks with Unidirectional Links.- Assessing Opportunities for Broadband Optical Wireless Local Loops in an Unbundled Access Network.- On Simulation Modeling of Information Dissemination Systems in Mobile Environments.- Session II: Transaction Processing in Mobile Environments.- On the Performance of Transaction Processing in Broadcast Environments.- Transaction Processing in an Asymmetric Mobile Environment.- Speculative Lock Management to Increase Concurrency in Mobile Environments.- Optimistic Concurrency Control in Broadcast Environments: Looking Forward at the Server and Backward at the Clients.- Session III: Ubiquitous Information Services.- Modelling the WAP Transaction Service Using Coloured Petri Nets.- Enabling Ubiquitous Database Access with XML.- Design and Evaluation of an Information Announcement Mechanism for Mobile Computers.- Active Rule System for Adaptive Mobile Data Access.- Preserving Smooth Traffic and High Presentation QoS for VBR-Encoded Video.- Session IV: Mobile Data Replication and Caching.- Peer Replication with Selective Control.- Cache Coherency in Location-Dependent Information Services for Mobile Environment.- An Autonomous Data Coherency Protocol for Mobile Devices.- Session V: Mobility and Location Management.- Location Management Strategies for Reducing Both Movement Cost and Locating Cost Simultaneously.- Internet Mobility Support Optimized for Client Access and Its Scalable Authentication Framework.- Proxy Agent Consistency Service Based on CORBA.- Keynote Speeches.- Integrating Mobile Objects into the Wirelessly Wired World: The Need for Energy Efficient Algorithms.- Databases Unplugged: Challenges in Ubiquitous Data Management.