1 CIS 6930: Mobile Computing Research Roadmap Sumi Helal 2.

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Presentation transcript:

1 CIS 6930: Mobile Computing Research Roadmap Sumi Helal 2

2 Existing Pyramid of Research Wireless: MAC + Air Link Protocol Mobile: DHCP, Mobile IP, Ad-Hoc Routing Transport: Optimized TCP OS Services: Loc. Sensitive Naming, File Systems, others Mobile Computing Models Transactions Apps

3 Mobile and Wireless Networking Issues 4 Mobile IP 4 Wireless Transport 4 Ad-Hoc Networks 4 Location Management 4 Wireless Network Benchmarking 4 Ad-Hoc Network Simulation 4 Wireless Link Simulation

4 Wireless and Mobile Computing Models 4 Mobility-aware Client/Server using Proxies 4 Disconnected Operations 4 Application-aware Adaptations 4 Mobile Agents and Objects 4 Thin Client/Server 4 Mobile Caching and Replication 4 Client/Air Computing (PUSH technology)

5 Mobile file and Database Systems 4 Wireless File System Access 4 Disconnected File Systems 4 Mobile Access to C/S or Distributed Databases 4 Ad-Hoc Database Systems 4 Checkpointing 4 Database recovery 4 Mobile Database Deisgn

6 Mobile Transaction and Workflow 4 ACID Relaxation 4 Mobile Transaction Models 4 Optimistic Data Replication 4 Semantic-based Conflict Resolution 4 Consensus in Mobile Environment

7 Wireless and Mobile Applications and Services 4 Application Design for Wireless networks 4 Application Design for Mobility 4 Wireless WWW Access 4 Active Badges (Teleporting) 4 Wireless Classroom (Wireless Campus!) 4 Mobile Groupware 4 Location-sensitive Yellow Service

8 Performance and QoS 4 QoS Measures in Wireless and Mobile Environments 4 QoS Guarantees 4 Simulators and Emulaors of Wireless Links 4 Simulators of Mobile and Ad-hoc Networks 4 Wireless Networking Benchmarking

9 Emerging Standards 4 The BlueTooth Standard 4 The Wireless Application Protocol (WAP) 4 The W3C effort in CompactHTML 4 The Network Computer Reference Specification 4 Telecom Standards: UMTS

10 Ongoing or Needed research Mobile C/S data access Ad-Hoc system Mobile agents (objects) Cache coherency Adhoc database design Dynamic reconfig. & distribution Query optimization Mobile query interface Continuous (motion) queries Location- sensitive queries Mobile Queries Transaction handoff Concurrency control Replication Flexible atomicity Recovery & checkpoint ing Mobile Transactions Applications Mobile Workflow