CONTENTS

 1 Introduction
        1.1 Service-related elements
        1.2 Technology elements
2 Scope
3 Related ITU-R Recommendations and Reports
4 Market trend of future mobile communication
5 Radio access technique group (RATG) approach for spectrum estimation
        5.1 RATG definition
        5.2 RATG approach to determine spectrum requirements
6 Time shift approach to global common market
7 Elements to be used for spectrum calculation
        7.1 Service elements of the estimate
                  7.1.1 Service categories
                  7.1.2 Service environments
                  7.1.3     Service category parameters
                  7.1.4 Radio environment parameters
        7.2 Market overview and forecasted overall traffic
        7.3     RATG specification required for spectrum estimation
                  7.3.1 Radio parameters for spectrum calculation methodology
                  7.3.2 Spectrum efficiency matrix
        7.4     Distribution ratios among available RAT groups
8 Spectrum requirements of the IMT-related RAT Groups
9 Conclusions
10 Bibliography
Annex 1 - Market parameter values for spectrum estimation
Annex 2 - Basic consideration on spectrum demand estimation for IMT-Advanced from the radio viewpoint and further clarification of the corresponding simplifications for the methodology
1 Behavior of a real radio network and its performance
        1.1 Basic radio performance
                  1.1.1 Generic description of performance of the radio interface
                  1.1.2 Description of the deployment scenario
        1.2 Spectrum demand for a radio interface with constant physical layer mode
        1.3 Spectrum demand for a radio interface with adaptive physical layer modes
                  1.3.1 Evaluation of the average aggregate throughput for a given radio interface with adaptive modulation and coding
                  1.3.2 Aggregate throughput versus distance and at the cell edge for a given radio interface with adaptive modulation and coding
        1.4 Example of system parameters for different system design
        1.5 Factors influencing the spectrum demand estimation
                  1.5.1 Peak aggregate throughput
                  1.5.2 QoS criterions
        1.6 Summary of basic relations
2 Adaptation of the real radio network to Recommendation ITU-R M.1768 and this Report
        2.1 Cell area
        2.2 Application data rate
        2.3 Minimum deployment per operator (= per network) per radio environment
        2.4 Area spectral efficiency
        2.5 Achievable bit rate over the cell
        2.6 Relations of the radio parameters
3 Conclusions
4 References
Annex 3 - Estimation of spectrum for nomadic applications
Annex 4 - Sensitivity of spectrum estimates