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RECOMMENDATION ITU-R P.1816    2
The prediction of the time and the spatial profile for broadband land mobile services using UHF and SHF bands    2
Scope    2
Annex 1    3
1    Introduction 3
2    Definition of delay profiles and parameters 5
       2.1    Power delay profile � This is defined as the power delay profile with a continuous excess delay time    5
       2.2    Path delay profile � This is defined as the delay profile with a discrete excess delay time normalized by time resolution 1/B. This includes the short-term and the long‑term power path delay profiles, and the long-term envelope path delay profile    5
       2.3    Parameters 5
3    Envelope path delay profile 6
       3.1    Envelope path delay profile normalized by the first arrival path power in urban and suburban areas    6
       3.2    Envelope path delay profile normalized by power of all delay paths in urban and suburban areas    6
4    Power path delay profile 7
       4.1    Power path delay profile normalized by the first path�s power 7
       4.2    Power path delay profile normalized by summing the power of all delay paths 7
5    Path delay profile for loss representation in urban and suburban areas 7
       5.1    Envelope path delay profile for loss representation in urban and suburban areas 7
       5.2    Power path delay profile for loss presentation in urban and suburban areas 8
6    Examples 8
       6.1    Envelope path delay profile in urban and suburban areas 8
                 6.1.1    Envelope path delay profile normalized by the first arrival path�s power 8
                 6.1.2    Envelope path delay profile normalized by power of all delay paths 8
       6.2    Power path delay profile in urban and suburban areas 9
                 6.2.1    Power path delay profile normalized by the first path�s power 10
                 6.2.2    Power path delay profile normalized by summing all delay path�s power 11
       6.3    Path delay profile in loss presentation in urban and suburban areas 11
                 6.3.1    Envelope path delay profile in loss presentation 11
                 6.3.2    Power path delay profile in loss presentation 12
1    Introduction 13
2    Definition of power angular profiles and parameters 14
       2.1    Power angular profile � This is defined as the power angular profile with a continuous arrival angle    14
       2.2    Parameters 14
3    Long-term power angular profile 14
       3.1    Long-term power angular profile 14
       3.2    The spatial correlation function 15
4    Example 15

CONTENTS