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The contents of the Wireless Communication Interactive Multimedia CD ROM are divided over the following chapters:

Summary of Network Concepts and Standards
Business and Regulatory Aspects
Wireless Channels and Mobile Propagation
Cellular Telephone Networks
Analog and Digital Transmission
Wireless Data Networks
Capita Selecta
Slide Shows
Further reading
- on this disk: Postscript and Acrobat files
- in the library: Recommended books and papers
Computer Programs

References to these chapters and their contents are given on this page. Pages that provide a first introduction to wireless communication are suggested as "A First Course". This is issue number 2 of volume 1 of this journal, which contains many new contributions from several authors.

Network Concepts and Standards

Overview and discussion of Wireless (Data) Systems in Germany,
Evolution of systems, spectrum allocations for mobile services.
Telephony
- Cellular Telephony
  - GSM: Radio standard, Business aspects, Network
  - U.S. cellular telephony: analogue AMPS, digital IS 54 and IS 95. PCS
- Cordless telephony
  - Digital Enhanced Cordless Telephone (DECT)
Broadcast Systems
- (Enhanced) broadcast standards, including Radio Data System (RDS/RBDS), Digital Audio Broadcasting (DAB), Digital Video Broadcasting (DVB / DTTB) and MVDS.
Data and Multi-Media Systems
- Mobile (macro-cellular) data networks
  - CDPD: Network Architecture, Protocol issues for Mobile Station, Base Station, Intermediate System: Channel Sniffing, Handover, Roaming.
  - Wireless Data Systems in Germany
  - Paging
- Wireless Computing
- Wireless LANs and ISM bands
- HIPERLAN
- U.C. Berkeley Infopad (broadband CDMA design)
- Digital Short Range Communication DSRC
- Packet Radio
IMT 2000 (FLPMTS)
Satellite Systems: IRIDIUM and Very Small Aperture Terminal (VSAT) systems
Wireless infrared
Road Transportation Informatics, Communication for IVHS and AVCS

Business and Regulatory Aspects

The technical issues in wireless communication, the problem of user mobility
History; Evolution of systems towards PCS
Economy of wireless access:
- The last mile,
- The cost cellular phones and cellular telephony
- The market value of the radio spectrum
- Example of tariffing in GSM
Success factors in innovations in information services

Wireless Propagation Channels

Large scale and small scale propagation mechanisms
- Path loss propagation models
  - Free space loss
  - Plane earth loss, ground reflections
  - Diffraction
- Shadowing, joint effect of multiple interferers.
- Multipath Fading
  - Rician and Rayleigh fading, Nakagami fading
  - Doppler spectrum, rate of fading, random FM
  - Threshold crossing rate TCR and average fade duration AFD
  - Delay spread and coherence bandwidth
  - Scatter function
  - Samples of typical Rayleigh channels
Channel Models
- Macro cellular channel
- Micro-Cellular channel
- Indoor channel at 2.4 GHz, 60 GHz, infrared
- vehicle-to-vehicle channel
Antenna Gain
Reciprocity of uplink and downlink.

Cellular Telephone Networks

Systems and Standards: see above.
Radio Resource Management
- Cellular frequency reuse, cell sizes
- Multiple access: FDMA, TDMA, CDMA
- Cell sectorization, reuse partitioning, dynamic channel allocation
- Digital Speech Interpolation (DSI)
- Fixed and Dynamic Channel Allocation
Link Quality Performance Evaluation and Network Performance Analysis
- Modelling cellular radio link quality.
  Cumulation of interference, Nakagami fading, model by Schwartz & Yeh
- Outage probability, Computer methods.
- Man-made noise and link-budget
- Call blocking, speech clipping, subjective speech quality, Erlang B and C formulas
- Spectrum efficiency versus performance
Handover, soft handover

Analog and Digital Transmission

Effects of fading and dispersion (for analog and digital)
Modulation methods. BPSK, DQPSK, FSK, GMSK, QAM
Bit error rates
- BER in very slowly fading channel, BER in cellular network
Multicarrier modulation and OFDM; OFDM for DTTB
Spread spectrum
- frequency hopping, direct sequence and multicarrier CDMA
- Wideband channel models: resolvable paths, multipath self-interference,
- Direct sequence transmission
  - Selection of spreading codes
  - Synchronization acquisition and tracking
  - RAKE receiver
  - power control
  - CDMA in ALOHA packet radio
Diversity techniques
- Selection diversity, Equal Gain Combining, Maximum ratio combining

Wireless data Networks

Wireless Data networking. How does it differ from digital telephony?
Data systems and concepts (such as CDPD) see Systems and Concepts.
Queueing delay in cellular data networks
Random access
- Methods and principles
  - ALOHA
    - Throughput
    - Drift of Backlog, Stability, Dynamic Frame Length
    - Cellular ALOHA Networks, Frequency Reuse and ALOHA
  - CSMA
    - Effect of delays
    - Hidden terminal problem
  - ISMA
  - Collision resolution schemes:
    - stack algorithm, Tree algorithm
    - Dynamic Frame Length ALOHA
    - Spatial Collision Resolution
  - Access reservation schemes: PRMA, STRMA
- Performance Analysis
  - Throughput versus Offered Traffic
  - Receiver capture, vulnerability to interference
  - Throughout, stability and delay
  - Spatial distribution of packet traffic
- Diversity in random access networks

Capita Selecta

Companies active in Wireless and Cellular
Organizations and Standards
- ISO
  - ISO layers
- DAVIC
- Conférence Européenne des Postes et des Télécommunications CEPT; ETSI: European Telecommunications Standards Organisation
- ITU: International Telecommunications Union
- DVB: Digital Video Broadcasting
- FCC: Federal Communications Commission, USA
Glossary
- on wireless communication (The buzz words)
- on video and television
- Acronyms
  - Road Traffic Informatics
Historical setting

Slides, Documents and References

Slide Shows

Short Course on Mobile Communications and Computing
Mobile Propagation
Diversity Reception

Acrobat Course Slides

Fundamentals
System Issues
System Concepts and Standards
Transmission Aspects
- Macroscopic Propagation Mechanisms
- Microscopic Propagation Mechanisms (Multipath)
- Diversity
- Modulation methods
  - Expressions for Bit error rates
  - Quadrature Amplitude Modulation
  - Direct Sequence CDMA
  - Performance of DS-CDMA Rake Receiver
  - Multi-Carrier CDMA
- Man Made Noise
- Power Control
Research Projects;
- Research Projects
- US Government Research Initiatives

Recommended Books and Papers

Overview of Text books

Overview of text books
Evolution of Wireless Systems
Wireless Services
- Road Traffic Informatics
Cellular Systems
Propagation
Transmission aspects
- Modulation and Demodulation
- Multi-Carrier Modulation
Packet Data
- Wireless Access
- Random Access: ALOHA, CSMA
- Collision Resolution
- Wireless Internet (IP) Protocol
Networks

Computer Programs

Hints for Pascal program to compute Outage Probability in Cellular Networks with Rayleigh fading, Shadowing and path loss.
PROMOT Planning Tool for gathering telemetric data (DOS Executable).
STRMA Space - Time Reservation Multiple Access (PC Windows Executable)
Numerical evaluation of the statistical behavior of multiple signals with shadowing
Computation of the Erlang B telephone traffic formula.

Disclaimer: Executable software programmes are provided with no guarantee whatsoever. See License.

A note from the Publisher

No part of this presentation may be distributed, reproduced or copied in any information storage and retrieval system, or distributed in print without permission in writing from the publisher.

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