GSMA：提升移动物联网的能效（中译版）（52页）.pdf

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1、 This is a Whitepaper of the GSMA Security Classification:Non-confidential Access to and distribution of this document is restricted to the persons permitted by the security classification.This document is confidential to the Association and is subject to copyright protection.This document is to be

2、used only for the purposes for which it has been supplied and information contained in it must not be disclosed or in any other way made available,in whole or in part,to persons other than those permitted under the security classification without the prior written approval of the Association.Copyrig

3、ht Notice Copyright 2022 GSM Association Disclaimer The GSM Association(“Association”)makes no representation,warranty or undertaking(express or implied)with respect to and does not accept any responsibility for,and hereby disclaims liability for the accuracy or completeness or timeliness of the inf

4、ormation contained in this document.The information contained in this document may be subject to change without prior notice.Antitrust Notice The information contain herein is in full compliance with the GSM Associations antitrust compliance policy.Table of Contents 1.Introduction.5 1.1.Overview.7 1

5、.2.Scope.7 1.3.References.7 1.4.Abbreviations.8 2.Mobile IoT Energy Efficiency Features.10 2.1.Introduction.10 2.1.1.Energy consumption model.10 2.1.2.Transmitter Power.13 2.1.3.Application protocols.13 2.2.Long Periodic Tracking Area Updates(TAU).15 2.2.1.Overview.15 2.2.2.Applicability.16 2.3.Exte

6、nded Discontinuous Reception(eDRX).16 2.3.1.Short presentation.16 2.4.Power Saving Mode(PSM).17 2.4.1.Short presentation.17 2.4.2.Applicability.19 2.5.Connected Mode Discontinuous Reception(cDRX).20 2.5.1.Overview.20 2.5.2.Applicability.21 2.6.Release Assistance Indication(RAI).21 2.6.1.Overview.21