ANNUAL REPORT  March 1994 - July 1996

Published by

Communication Networks
Aachen University of Technology
Prof. Dr.-Ing. B. Walke
D-52056 Aachen
Germany
Phone +49-241-80-7910
Fax +49-241-8888-242

Edited by

M. Steppler
H. Tuchel

This documentation was type-set with LaTeX, using D.E. Knuth's Computer Modern fonts, and printed on a HP LaserJet 4 and is also available in PostScript format (1.6 MB).

• Contents
• Preface
  • 25 Years of Teletraffic Engineering at the Aachen University of Technology
    • The Period 1971-1990 (Prof. Dr.-Ing. Friederich Schreiber)
      • Investigation of Data Traffic.
      • Service Disciplines in Queueing Systems.
      • Analytical Tools for Teletraffic Engineering.
      • Stochastic Simulation.
    • The Period October 1990-July 1996 (Prof. Dr.-Ing. Bernhard Walke)
• Curriculum Vitae
• Organization of the Chair
• Courses, Laboratories and Examinations
  • Overview
  • Lectures
    • Applied Computer Science
    • Communication Networks and Traffic Theory I
    • Communication Networks and Traffic Theory II
    • Laboratory in Communication Networks
    • Stochastic Simulation
    • Mobile Radio Networks
    • Switching Systems
    • Local Area Networks for Industrial Application
  • Overview of Students Examinations
• Research
  • Research Fields of COMNETS
    • Basic Research
    • Application-Oriented Research
    • Overview of Current Activities at COMNETS
      • Structure of the COMNETS research group:
      • Output:
      • Computer equipment:
  • Research Supporting Organizations
  • Cellular Networks
    • Performance Evaluation of Intelligent Handover Algorithms for Cellular Mobile Communication Systems
      • Objectives
      • Technical Approach
      • Results
      • References
    • Packet Oriented Data Transmission in GSM
      • Objectives
      • Technical Approach
      • Results
      • References
    • Development of Protocols for Hierarchical Networks
      • Objectives
      • Technical Approach
      • Results
      • References
    • Multimedia Learning Environments
      • Objectives
      • Technical Approach
      • Key Results
  • Channel and Transmission Models
    • Performance Analysis based on Stochastic Finite State Machines using Generative Radio Channel Models
      • Objectives
      • Technical Approach
      • Results
      • References
    • Transmission Models for Wide Range Usage
      • Objectives
      • Technical Approach
      • Results
  • Personal Communications
    • Personalization and Cooperation of Services and Networks
      • A Scenario
      • Conclusion and Results
      • References
    • PSCS Architecture
      • Objectives
      • Technical Approach
      • Results
      • References
    • PSCS Security Architecture and Implementation
      • Objectives
      • Technical Approach
      • Results
      • References
    • PSCS Protocols and Information Flow
      • Objectives
      • Technical Approach
      • Results
      • References
    • The Intelligent Communication Manager
      • Objectives
      • Technical Approach and Results
      • References
    • Signalling Network Performance
      • Objectives
      • Approach
      • Results
      • References
  • Dedicated Short-Range Communications
    • Standardization of Dedicated Short-Range Communications
      • Objectives
      • Technical Approach
      • Results
      • References
    • VASCO: VAlidation of Dedicated Short-Range COmmunications
      • Objectives
      • Technical Approach
      • Expected Results
      • References
    • Performance Evaluation of Dedicated Short-Range Communication (DSRC) Systems
      • Objectives
      • Technical Approach
      • Results
      • References
    • Conformance & Interoperability Testing of Dedicated Short-Range Communication (DSRC) Systems
      • Objectives
      • Technical Approach for Test system configuration
      • Expected Results
      • References
  • Network Design
    • Topological Network Design Tool
      • Objectives
      • Technical Approach
      • Results
      • References
    • Topological Network Design Algorithms
      • Objectives
      • Technical Approach
      • Results
      • References
    • Transport Network Simulation Tool
      • Objectives
      • Technical Approach
      • Results
      • References
  • Satellite Communications
    • SAINT - Satellite Integration Into The Future Mobile Network
      • Introduction
      • Objectives
      • Technical Approach and Results
    • Traffic Capacity Optimisation of Integrated Mobile Satellite Systems
      • Introduction
      • Commercial Impacts
      • Objectives
      • Technical Approach
      • Key Results
      • Future work
      • References
    • System Specification and Analysis
      • Objectives
      • Integrated Communication Networks
      • Conclusion
      • References
    • COST 255 - Radiowave Propagation Modelling for New SatCom Services at Ku-band and above
      • Introduction
      • Objectives
      • Communication Networks' Contribution to COST 255
      • Management of COST 255
    • ACTS INSURED - Integrated Satellite-UMTS Real Environment Demonstrator
      • Introduction
      • Objectives
      • Reference Models and Demonstrator
      • Services
      • Trials
  • DECT
    • DECT - Suitability for PCS- and WLL-Applications
      • Introduction
      • Objectives
      • Technical Approach
      • Results
      • References
  • ATM
    • THESEUS - ATM for European Stock Exchanges
      • Objectives
      • Technical Approach
      • Expected Impact / Results
    • Radio Metropolitan Area Network (RMAN)
      • Objectives
      • Technical Approach
      • Results
      • References
  • Wireless ATM Systems
    • Objectives
    • Application specific characteristics of the W-ATM System
      • Cellular Radio ATM Networks
      • Wireless ATM for Residentials
      • Point-to-Multipoint ATM Radio in the Local Loop System
      • Wireless ATM LAN
    • References
    • Mobile Broadband System
      • Objectives
      • Technical Approach
      • Results
    • Medium Access Control Protocol for an ATM Air Interface
      • Objectives
      • Technical Approach
      • The DSA++ MAC Protocol
      • Transmission of capacity requests
      • Performance evaluation
      • References
    • Quality of Service Control at an ATM Air Interface
      • Objectives
      • Technical Approach
      • Performance evaluation
      • References
    • Logical Link Control with an Automatic Repeat Request Protocol at an ATM Air Interface
      • Objectives
      • Technical Approach
      • Performance evaluation
      • References
    • 60 GHz Propagation Modelling
      • Objectives
      • Technical Approach
      • Results
      • References
    • Performance evaluation for network handover
      • Objectives
      • Technical Approach
      • Performance Analysis
      • Results
      • References
    • Directed Antennas in the Mobile Broadband System
      • Objectives
      • Technical Approach
      • Performance Analysis
      • Results
      • Conclusions and future work
      • References
    • Location Management for Cellular Radio Networks
      • Objectives
      • Technical approach
      • Results
  • TETRA
    • TETRIS - A simulation tool for TETRA systems
      • Objectives
      • Technical Approach
      • Results
      • References
  • HIPERLAN - High Performance Radio LAN
    • Introduction
    • Objectives
    • Technical Approach
    • Results
  • Infrared Communications
    • Introduction
    • Advantages of Infrared
    • Types of Links in Infrared
    • Infrared in the Network
  • Simulation and Performance Evaluation
    • The RESTART/LRE-Method for Rare Event Simulation
      • Objectives
      • Technical Approach
      • Results
      • References
    • A new Statistical Method for deriving Expectation Parameters from Non-Correlated Discrete Random Sequences
      • Objectives
      • Theoretical Approach
      • Results
    • Workshop Summary:
      Basic Problems of Simulation Techniques
    • METWERK - Development of New Methods and Tools for Simulation, Analysis, and Synthesis of Complex Communication Systems
      • Objectives
      • Technical Approach
      • Conclusions
  • Tools and Info Systems
    • Computer Network
      • Introduction
      • Hardware
      • Software
      • Network Connectivity
      • Services
    • COMNETS Information Systems
      • Available Information Systems
      • Queueing Literature Database
      • COMNETS Library
      • COMNETS C++ Class Library
      • Network Addresses
    • CNCL - Communication Networks Class Library
      • Objectives
      • Technical Approach
      • Results
      • Availability
      • References
    • SDL2CNCL - A C++ Code Generator
      • Objectives
      • Technical Approach
      • Results
      • References
    • Propagation prediction for outdoor DECT-systems
      • Objectives
      • Technical Approach
      • Results
    • Graphical Interactive Result Tool (GIST)
      • Objectives
      • Technical Approach
      • Results
    • MoSSS - Mobile Satellite System Simulator
      • Introduction
      • Modules and Functions of MoSSS
      • Examples
• Conferences, Seminars, Committees
  • Conferences, Seminars
    • Awards
    • Contributions and Organizations
  • National and International Committees
  • Reviewer and Editor Activities
  • Scientific Co-operations
  • Academic Committees
  • Scientific Colloquia
    • March 1994 - July 1996
• Publications
  • Ph.D. Theses
  • Diploma Theses
  • Student Project Theses
  • Publications March 1994 - July 1996
• 25 Years of Teletraffic Engineering Bibliography
• References
• Order Information
• About this document ...