EDGE for mobile Internet

241 Pages·2003·4.568 MB·English

by  Emmanuel Seurre, Patrick Savelli, Pierre-Jean Pietri

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EDGE for Mobile Internet
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EDGE for Mobile Internet
Emmanuel Seurre
Patrick Savelli
Pierre-Jean Pietri
Artech House
•
Boston London
www.artechhouse.com
Library of Congress Cataloging-in-Publication Data
A catalog record of this book is available from the Library of Congress.
British Library Cataloguing in Publication Data
Seurre, Emmanuel.
EDGE for mobile Internet. — (Artech House mobile communications series)
1. Wireless Internet 2. General Packet Radio Service 3. Global system for mobile
communications
I. Title II. Savelli, Patrick III. Pietri, Pierre-Jean
621.3’845
ISBN 1-58053-597-6
Cover design by Yekaterina Ratner
Figures 1.26, 1.27, and 3.18: © ETSI 2001. Further use, modification, or redistribution is
strictly prohibited. ETSI standards are available from http://pda.etsi.org/pda/ and http://
www.etsi.org/eds/.
Chapter 6: The OMA logo, Open Mobile Alliance, W@P, W@P Certified, and WAP Forum
marks are worldwide trademarks or registered trademarks of Open Mobile Alliance Ltd.
© 2003 ARTECH HOUSE
685 Canton Street
Norwood, MA 02062
All rights reserved. Printed and bound in the United States of America. No part of this book
may be reproduced or utilized in any form or by any means, electronic or mechanical, includ-
ing photocopying, recording, or by any information storage and retrieval system, without per-
mission in writing from the publisher.
All terms mentioned in this book that are known to be trademarks or service marks have
been appropriately capitalized. Artech House cannot attest to the accuracy of this informa-
tion. Use of a term in this book should not be regarded as affecting the validity of any trade-
mark or service mark.
International Standard Book Number: 1-58053-597-6
A Library of Congress Catalog Card Number is available from the Library of Congress.
10 9 8 7 6 5 4 3 2 1
Contents
Acknowledgments xi
1 GPRS General Overview 1
1.1 GPRS Logical Architecture 1
1.2 Transmission and Signaling Planes 5
1.2.1 Transmission Plane 5
1.2.2 Signaling Plane 7
1.3 The Radio Interface 9
1.3.1 Physical Layer 9
1.3.2 Radio Resource Management (RRM) 18
1.3.3 Cell Reselection 33
1.4 GPRS Mobility Management 35
1.4.1 GMM States 36
1.4.2 GPRS MS Classes 37
1.4.3 Mobility Procedures 37
1.5 PDP Context Management 40
1.6 GPRS Backbone Network 41
1.6.1 GTP-U 43
1.6.2 GTP-C 43
1.7 CAMEL for GPRS 44
1.7.1 Mobile Market Evolution 44
v
vi EDGE for Mobile Internet
1.7.2 Architecture for GPRS CAMEL Services 44
1.7.3 Procedures for GPRS CAMEL Services 46
1.8 Organization of the 3GPP 48
References 49
Selected Bibliography 49
2 Introduction to EDGE 51
2.1 What Is EDGE? 51
2.2 EGPRS Services 54
2.2.1 EGPRS General Characteristics 54
2.2.2 EGPRS MS Capabilities 55
2.3 EGPRS General Principles 57
2.3.1 EGPRS Basis 57
2.3.2 New Modulation 58
2.3.3 Link Quality Control 58
2.3.4 RLC/MAC Improvements 61
2.3.5 RLC Data Block Format for EGPRS 62
Reference 68
Selected Bibliography 68
3 RF Physical Layer 69
3.1 Modulation 70
3.1.1 GMSK Modulation Overview 70
3.1.2 8-PSK Modulation 76
3.2 RF Characteristics on the Transmitter Side 89
3.2.1 MS Power Classes 89
3.2.2 Spectrum Due to Modulation 90
3.2.3 Power Versus Time Requirement 91
3.3 RF Characteristics on the Receiver Side 91
3.3.1 EGPRS Sensitivity and Interference Performance 91
Contents vii
3.3.2 8-PSK NER 91
3.3.3 Modulation Detection 92
3.4 Case Studies 94
3.4.1 Generation of the Differential GMSK Signal 94
3.4.2 Generation of the 8-PSK Signal 97
3.4.3 RF Architecture Constraints of the
EDGE Transmitter 98
3.4.4 GMSK Demodulation 100
3.4.5 8-PSK Demodulation 107
References 108
4 Physical Link Layer 109
4.1 Channel Coding 109
4.1.1 Channel Coding for EGPRS PDTCH 109
4.1.2 Channel Coding for the Other Channels 116
4.2 Link Quality Control 117
4.2.1 Measurements for Link Quality Control 117
4.2.2 IR Mechanism 122
4.2.3 Link Adaptation Mechanism 126
4.3 Case Studies 131
4.3.1 IR Mechanism in Downlink 131
4.3.2 Link Adaptation Implementation 134
References 137
Selected Bibliography 137
5 Impact of EGPRS on the RLC/MAC Layer 139
5.1 New RLC/MAC Procedures Related to
TBF Establishment 139
5.1.1 Uplink TBF Establishment 139
5.1.2 Downlink TBF Establishment 148
viii EDGE for Mobile Internet
5.2 Transmission of RLC Data Blocks 149
5.2.1 RLC Window Length 149
5.2.2 Compression of Acknowledgment Bitmap 150
5.2.3 Extended Polling Mechanism for Downlink
Acknowledgment Reports 151
5.3 Case Study: GPRS and EGPRS
Mobile Multiplexing 153
References 155
Selected Bibliography 156
6 Wireless Application Protocol 157
6.1 General Interest of Wireless Application
Protocol (WAP) 157
6.2 WAP Forum 158
6.3 WAP Services 159
6.3.1 Browser Services 159
6.3.2 Push Services 162
6.3.3 WTA Services 163
6.3.4 Security Services 164
6.3.5 User Agent Profile 165
6.3.6 Provisioning Services 166
6.3.7 MMS 166
6.3.8 Synchronization Services 167
6.3.9 External Functional Interface 167
6.4 WAP Architecture 167
6.4.1 Architecture Overview 167
6.4.2 WAP Configurations 169
6.4.3 WAE 170
6.4.4 WAP Protocol Layers 172
6.4.5 Push Architecture 179
6.4.6 WTA Architecture 182
6.4.7 Provisioning Architecture 185
Contents ix
6.4.8 Security Architecture 187
6.4.9 Adapt Configuration End-to-End Architecture 194
6.4.10 MMS Architecture 195
6.5 M-Services 197
References 199
Selected Bibliography 199
List of Acronyms 203
About the Authors 217
Index 219