Contents

• INTRODUCTION
• UBIQUITOUS COMPUTING
  • The Ubiquitous Computing Philosophy
  • A Ubiquitous Computing Infrastructure
  • Ubiquitous Computing Experiments at PARC
• PARCTAB SYSTEM DESIGN
  • PARCTAB Mobile Hardware
    • Packaging
    • Display and Control Characteristics
    • Power Management
  • PARCTAB Communication
    • Transceiver Design
    • Local Area Network Interface
    • Transmission Control
    • Reliability and Interference
• USER-INTERFACE DESIGN FOR PALM-SIZED COMPUTERS
  • Buttons vs. Touch Screen
  • Spurious Event Prevention
  • Text Display
  • Text Entry
    • Keyboard Entry
    • Unistrokes
  • Option Selection
    • Text and Icon menus
    • Scrolling Lists
    • Elision and Incremental Searches
• PARCTAB SYSTEM ARCHITECTURE
  • PARCTAB Processing Capabilities
    • Tab Remote Procedure Call Mechanism
    • PARCTAB Events
  • Infrared Gateway
  • Tab Agent
  • Shell and Application Control
  • Example of System Operation
• DEVELOPING SYSTEM AND APPLICATION COMPONENTS
  • Modula-3
    • Modula-3 and System Development
    • Modula-3 and Application Writers
  • Code Libraries
  • The Tshell and Tcl
  • The MacTabbit system
• A CLASSIFICATION OF PARCTAB APPLICATIONS
  • Information Access
  • Communication
    • Locator and Pager Operation
    • Media Applications
  • Computer Supported Collaboration
    • Group Pointing and Annotation
    • Voting
    • Multi-tab Virtual Paper
  • Remote Control
    • Program Controllers
    • X10 Remote Control
  • Local Operation
• EXPERIENCES WITH THE PARCTAB SYSTEM
  • The Experimental Network at PARC
  • Infrared Interference
  • Usage Data Measured from the PARCTAB System
    • Which Applications were Popular?
    • How Long were Applications in Use?
    • Who Used the PARCTAB , How Long and Where?
  • Discussion
  • Research at other Sites
• CONCLUSION
  • Design Perspective
  • Bandwidth Limitations
  • Characteristics of User Generated Traffic
  • Factors Affecting Acceptance
  • Application Development
  • Importance of User Interface
  • Popular Applications
  • System Benefits
  • Future Work
• ACKNOWLEDGMENTS
• References
• List of Figures
• About this document ...