Emerging wireless multimedia services and technologies

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adam_text EMERGING WIRELESS MULTIMEDIA SERVICES AND TECHNOLOGIES EDITED BY APOSTOLIS K. SALKINTZIS MOTOROLA, GREECE NIKOS PASSAS UNIVERSITY OF ATHENS, GREECE JOHN WILEY & SONS, LTD CONTENTS LIST OF CONTRIBUTORS 1 INTRODUCTION APOSTOLIS K. SALKINTZIS AND NIKOS PASSAS 1.1 EVOLVING TOWARDS WIRELESS MULTIMEDIA NETWORKS 1.1.1 KEY ASPECTS OF THE EVOLUTION 1.2 MULTIMEDIA OVER WIRELESS 1.2.1 IP OVER WIRELESS NETWORKS 1.3 MULTIMEDIA SERVICES IN WLANS 1.4 MULTIMEDIA SERVICES IN WPANS 1.5 MULTIMEDIA SERVICES IN 3G NETWORKS 1.5.1 MULTIMEDIA MESSAGING 1.6 MULTIMEDIA SERVICES FOR THE ENTERPRISE 1.7 HYBRID MULTIMEDIA NETWORKS AND SEAMLESS MOBILITY 1.8 BOOK CONTENTS REFERENCES * PART ONE MULTIMEDIA ENABLING TECHNOLOGIES 2 MULTIMEDIA CODING TECHNIQUES FOR WIRELESS NETWORKS ANASTASIOS DELOPOULOS 2.1 INTRODUCTION 2.1.1 DIGITAL MULTIMEDIA AND THE NEED FOR COMPRESSION 2.1.2 STANDARDIZATION ACTIVITIES 2.1.3 STRUCTURE OF THE CHAPTER 2.2 BASICS OF COMPRESSION 2.2.1 ENTROPY, ENTROPY REDUCTION AND ENTROPY CODING 2.2.2 A GENERAL COMPRESSION SCHEME 2.3 UNDERSTANDING SPEECH CHARACTERISTICS 2.3.1 SPEECH GENERATION AND PERCEPTION 2.3.2 DIGITAL SPEECH 2.3.3 SPEECH MODELING AND LINEAR PREDICTION 2.3.4 GENERAL ASPECTS OF SPEECH COMPRESSION 2.4 THREE TYPES OF SPEECH COMPRESSORS 2.4.1 WAVEFORM COMPRESSION 2.4.2 OPEN-LOOP VOCODERS: ANALYSIS - SYNTHESIS CODERS 2.4.3 CLOSED LOOP CODERS: ANALYSIS BY SYNTHESIS CODING 2.5 SPEECH CODING STANDARDS 2.6 UNDERSTANDING VIDEO CHARACTERISTICS 2.6.1 VIDEO PERCEPTION XVII 1 1 3 4 4 6 7 7 8 9 10 12 13 17 17 17 18 19 19 19 21 21 21 22 23 24 25 25 29 30 35 36 36 VIII 2.6.2 DISCRETE REPRESENTATION OF VIDEO - DIGITAL VIDEO 2.6.3 BASIC VIDEO COMPRESSION IDEAS 2.7 VIDEO COMPRESSION STANDARDS 2.7.1 H.261 2.7.2 H.263 2.7.3 MPEG-1 2.7.4 MPEG-2 2.7.5 MPEG-4 2.7.6 H.264 REFERENCES 3 MULTIMEDIA TRANSPORT PROTOCOLS FOR WIRELESS NETWORKS PANTELIS BALAOURAS AND LOANNIS STAVRAKAKIS 3.1 INTRODUCTION 3.2 NETWORKED MULTIMEDIA-BASED SERVICES 3.2.1 TIME RELATIONS IN MULTIMEDIA 3.2.2 NON-REAL-TIME AND REAL-TIME MULTIMEDIA SERVICES 3.2.3 CBR VS. VBR ENCODING FOR VIDEO 3.2.4 TRANSMISSION OF VBR CONTENT OVER CONSTANT RATE CHANNELS 3.3 CLASSIFICATION OF REAL-TIME SERVICES 3.3.1 ONE-WAY STREAMING 3.3.2 MEDIA ON DEMAND (MOD) DELIVERY 3.3.3 CONVERSATIONAL COMMUNICATION 3.4 ADAPTATION AT THE VIDEO ENCODING LEVEL 3.4.1 NON-ADAPTIVE ENCODING 3.4.2 ADAPTIVE ENCODING 3.4.3 SCALABLE/LAYERED ENCODING 3.5 QUALITY OF SERVICE ISSUES FOR REAL-TIME MULTIMEDIA SERVICES 3.5.1 BANDWIDTH AVAILABILITY 3.5.2 DELAY AND JITTER 3.5.3 RECOVERING LOSSES 3.6 PROTOCOLS FOR MULTIMEDIA-BASED COMMUNICATION OVER THE WIRELESS INTERNET 3.6.1 WHY TCP IS NOT SUITABLE FOR REAL-TIME SERVICES 3.6.2 RTP/UDP/IP 3.7 REAL-TIME TRANSPORT PROTOCOL (RTP) 3.7.1 MULTIMEDIA SESSION WITH RTP OR HOW RTP IS USED 3.7.2 RTP FIXED HEAD FIELDS 3.7.3 RTCP PACKET FORMAT 3.7.4 HOW INTRA-MEDIA AND INTER-MEDIA SYNCHRONIZATION IS ACHIEVED 3.7.5 MONITORING RTT, JITTER AND PACKET LOSS RATE 3.7.6 RTP AND LOSS REPAIRING TECHNIQUES 3.8 RTP PAYLOAD TYPES 3.8.1 RTP PROFILES FOR AUDIO AND VIDEO CONFERENCES (RFC3551) 3.9 RTP IN 3G 3.9.1 SUPPORTED MEDIA TYPES IN 3GPP 3.9.2 RTP IMPLEMENTATION ISSUES FOR 3G REFERENCES CONTENTS 37 38 42 42 42 43 44 44 45 46 49 94 50 50 50 52 52 53 53 54 55 56 56 56 57 57 57 58 58 61 61 62 62 63 64 65 70 70 71 72 72 77 78 79 81 CONTENTS 4 MULTIMEDIA CONTROL PROTOCOLS FOR WIRELESS NETWORKS PEDRO M. RUIZ, EDUARDO MARTINEZ, JUAN A. SANCHEZ AND ANTONIO F. GOMEZ-SKARMETA 4.1 INTRODUCTION 4.2 A PREMIER ON THE CONTROL PLANE OF EXISTING MULTIMEDIA STANDARDS 4.2.1 ITU PROTOCOLS FOR VIDEOCONFERENCING ON PACKET-SWITCHED NETWORKS 4.2.2 IETF MULTIMEDIA INTERNETWORKING PROTOCOLS 4.2.3 CONTROL PROTOCOLS FOR WIRELESS NETWORKS 4.3 PROTOCOL FOR DESCRIBING MULTIMEDIA SESSIONS: SDP 4.3.1 THE SYNTAX OF SDP MESSAGES 4.3.2 SDP EXAMPLES 4.4 CONTROL PROTOCOLS FOR MEDIA STREAMING 4.4.1 RSTP OPERATION 4.4.2 RTSP MESSAGES 4.4.3 RTSP METHODS 4.5 SESSION SETUP: THE SESSION INITIATION PROTOCOL (SIP) 4.5.1 COMPONENTS 4.5.2 SIP MESSAGES 4.5.3 ADDRESSES 4.5.4 ADDRESS RESOLUTION 4.5.5 SESSION SETUP 4.5.6 SESSION TERMINATION AND CANCELLATION 4.6 ADVANCED SIP FEATURES FOR WIRELESS NETWORKS 4.6.1 SUPPORT OF USER MOBILITY 4.6.2 PERSONAL MOBILITY 4.6.3 SESSION MODIFICATION 4.6.4 SESSION MOBILITY 4.7 MULTIMEDIA CONTROL PANEL IN UMTS: IMS 4.7.1 IMS ARCHITECTURE 4.7.2 SESSION ESTABLISHMENT IN IMS 4.7.3 STREAMING SERVICES IN UMTS 4.8 RESEARCH CHALLENGES AND OPPORTUNITIES ACKNOWLEDGEMENT REFERENCES 5 MULTIMEDIA WIRELESS LOCAL AREA NETWORKS 1 SAI SHANKAR N 5.1 INTRODUCTION 5.7./ ETSI S HIPERLAN 5.1.2 IEEE 802.1L 5.2 OVERVIEW OF PHYSICAL LAYERS OF HIPERLAN/2 AND IEEE 802.1 LA 5.3 OVERVIEW OF HIPERLAN/1 5.3.1 MAC PROTOCOL OF HIPERLAN/1 5.4 OVERVIEW OF HIPERLAN/2 5.4.1 DATA LINK LAYER 5.4.2 MAC PROTOCOL 5.4.3 ERROR CONTROL PROTOCOL 5.4.4 ASSOCIATION CONTROL FUNCTION (ACF) 5.4.5 SIGNALING AND RADIO RESOURCE MANAGEMENT IX 83 83 84 84 87 89 90 90 93 94 94 96 97 03 03 04 06 07 07 08 09 09 09 10 110 111 11 13 16 18 19 19 21 121 21 23 24 125 125 127 128 28 130 130 CONTENTS 5.4.6 CONVERGENCE LAYER 132 5.4.7 THROUGHPUT PERFORMANCE OF HIPERLAN/2 132 5.5 IEEE802.IL MAC 133 5.5.1 DISTRIBUTED COORDINATION FUNCTION 133 5.5.2 POINT COORDINATION FUNCTION 135 5.6 OVERVIEW OF IEEE 802.11 STANDARDIZATION 136 5.7 IEEE 802.L1E HCF 137 5.7.1 EDCA 137 5.7.2 HCCA 139 5.7.3 SUPPORT FOR PARAMETERIZED TRAFFIC 140 5.7.4 SIMPLE SCHEDULER 141 5.7.5 ADMISSION CONTROL AT HC 143 5.7.6 POWER MANAGEMENT 143 5.7.7 ACK POLICIES 144 5.7.8 DIRECT LINK PROTOCOL (DLP) 14 6 5.8 SIMULATION PERFORMANCE OF IEEE 802.11 146 5.8.1 THROUGHPUT VS. FRAME SIZE 146 5.8.2 THROUGHPUT VS. NUMBER OF STATIONS 148 5.8.3 EDCA ACS 149 5.8.4 EFFECT OF BAD LINK 149 5.9 SUPPORT FOR VOIP IN IEE 802.LIE 150 5.9.1 COMPARISON OF SIMULATION AND ANALYSIS FOR VOIP TRAFFIC 151 5.10 VIDEO TRANSMISSION OVER IEEE 802.1 IE 152 5.10.1 SCENARIO 1: SYSTEM EFFICIENCY 152 5.10.2 SCENARIO 2: TXOP LIMIT VS. MEDIUM ACCESSING FREQUENCY 154 5.11 COMPARISON OF HIPERLAN/2 AND IEEE 802.HE 155 5.11.1 PROTOCOL OVERHEAD 155 5.11.2 COMPARISON OF FEATURES 155 5.12 CONCLUSIONS 156 5.A APPENDIX: ANALYSIS OF THE FRAME ERROR RATE AND BACKOFF PROCESS OF EDCA USING ONE DIMENSIONAL MARKOV CHAIN 5.A.I MAC/PHY LAYER OVERHEADS 5.A.2 LINK MODEL 5.A.3 BACKOFF PROCEDURE 5.A.4 THROUGHPUT ANALYSIS FOR EDCA BURSTING REFERENCES 6 WIRELESS MULTIMEDIA PERSONAL AREA NETWORKS: AN OVERVIEW MINAL MISHRA, ANIRUDDHA RANGNEKAR AND KRISHNA M. SIVALINGAM 6.1 INTRODUCTION 6.2 MULTIMEDIA INFORMATION REPRESENTATION 6.3 BLUETOOTH (IEEE 802.15.1) 6.3.1 THE BLUETOOTH PROTOCOL STACK 6.3.2 PHYSICAL LAYER DETAILS 6.3.3 DESCRIPTION OF BLUETOOTH LINKS AND PACKETS 6.3.4 LINK MANAGER 6.3.5 SECRET DISCOVERY AND CONNECTION ESTABLISHMENT 156 156 158 161 165 166 169 169 170 172 173 174 174 176 177 CONTENTS 6.3.6 BLUETOOTH SECURITY 6.3.7 APPLICATION AREAS 6.4 COEXISTENCE WITH WIRELESS LANS (IEEE 802.15.2) 6.4.7 OVERVIEW OF 802.11 STANDARD 6.4.2 802.11B AND BLUETOOTH INTERFERENCE BASICS 6.4.3 COEXISTENCE FRAMEWORK 6.5 HIGH-RATE WPANS (IEEE 802.15.3) 6.5.1 PHYSICAL LAYER 6.5.2 NETWORK ARCHITECTURE BASICS 6.5.3 PICONET FORMATION AND MAINTENANCE 6.5.4 CHANNEL ACCESS 6.5.5 POWER MANAGEMENT 6.5.6 SECURITY 6.5.7 802.15.3A -ULTRA-WIDEBAND 6.6 LOW-RATE WPANS (IEEE 802.15.4) 6.6.1 APPLICATIONS 6.6.2 NETWORK TOPOLOGIES 6.6.3 OVERVIEW OF 802.15.4 STANDARD 6.7 SUMMARY REFERENCES 7 QOS PROVISION IN WIRELESS MULTIMEDIA NETWORKS NIKOS PASSAS AND APOSTOLIS K. SALKINTZIS 7.1 INTRODUCTION 7.2 QOS IN WLANS 7.2.1 QOS DURING HANDOVER 7.2.2 TRAFFIC SCHEDULING IN 802.1 LE 7.3 RSVP OVER WIRELESS NETWORKS 7.4 QOS IN HYBRID 3G/WLAN NETWORKS 7.5 UMTS/WLAN INTERWORKING ARCHITECTURE 7.5.1 REFERENCE POINTS 7.5.2 SIGNALING DURING UMTS-TO-WLAN HANDOVER 7.6 INTERWORKING QOS CONSIDERATIONS 7.7 PERFORMANCE EVALUATION 7.8 PERFORMANCE RESULTS 7,8.1 CONTENTION-BASED SCENARIO 7.8.2 CONTENTION-FREE SCENARIO 7.9 CONCLUSIONS ACKNOWLEDGEMENTS REFERENCES 8 WIRELESS MULTIMEDIA IN 3G NETWORKS GEORGE XYLOMENOS AND VASILIS VOGKAS 8.1 INTRODUCTION 8.2 CELLULAR NETWORKS 8.2.1 FIRST GENERATION 8.2.2 SECOND GENERATION 8.2.3 THIRD GENERATION 8.3 UMTS NETWORKS XI 179 180 180 181 181 183 184 184 184 186 188 190 191 191 194 195 195 196 197 197 199 199 200 200 206 213 217 218 220 221 222 224 225 226 228 231 232 232 235 235 236 236 237 238 239 CONTENTS 8.3.1 SERVICES AND SERVICE CAPABILITIES 8.3.2 CORE NETWORK 8.3.3 RADIO ACCESS NETWORK 8.4 MULTIMEDIA SERVICES 8.4.1 IP MULTIMEDIA SUBSYSTEM 8.4.2 MULTIMEDIA BROADCAST/MULTICAST SERVICE 8.5 IMS ARCHITECTURE AND IMPLEMENTATION 8.5.1 SERVICE ARCHITECTURE 8.5.2 SESSION SETUP AND CONTROL 8.5.3 INTERWORKING FUNCTIONALITY 8.6 MBMS ARCHITECTURE AND IMPLEMENTATION 8.6.1 SERVICE ARCHITECTURE 8.6.2 SERVICE SETUP AND CONTROL 8.6.3 INTERWORKING FUNCTIONALITY 8.7 QUALITY OF SERVICE 8.7.1 QUALITY OF SERVICE ARCHITECTURE 8.7.2 POLICY-BASED QUALITY OF SERVICE 8.7.3 SESSION SETUP AND CONTROL 8.8 SUMMARY 8.9 GLOSSARY OF ACRONYMS REFERENCES 239 240 241 242 242 244 245 245 247 248 249 249 250 251 252 252 254 255 256 256 25X PART TWO WIRELESS MULTIMEDIA APPLICATIONS AND SERVICES 9 WIRELESS APPLICATION PROTOCOL (WAP) ALESSANDRO ANDREADIS AND GIOVANNI GIAMBENE 9.1 INTRODUCTION TO WAP PROTOCOL AND ARCHITECTURE 9.1.1 WAP-BASED MULTIMEDIA SERVICES: POTENTIALS AND LIMITATIONS 9.2- WAP PROTOCOL STACK 9.2.1 WIRELESS APPLICATION ENVIRONMENT 9.2.2 WIRELESS SESSION PROTOCOL 9.2.3 WIRELESS TRANSACTION PROTOCOL 9.2.4 WIRELESS TRANSPORT LAYER SECURITY 9.2.5 WIRELESS DATAGRAM PROTOCOL 9.3 WAP LANGUAGES AND DESIGN TOOLS 9.3.1 WML, WMLSCRIPT 9.3.2 COMPLEMENTARY TECHNOLOGIES 9.3.3 CONVERSION OF EXISTING WEPAGES TO WAP 9.3.4 DYNAMIC CONTENT ADAPTATION FOR WAP PAGES DELIVERY 9.4 WAP SERVICE DESIGN PRINCIPLES 9.5 PERFORMANCE OF WAP OVER 2G AND 2.5G TECHNOLOGIES 9.5.7 WAP TRAFFIC MODELING ISSUES AND PERFORMANCE EVALUATION 9.6 EXAMPLES OF EXPERIMENTED AND IMPLEMENTED WAP SERVICES REFERENCES 263 263 266 267 267 269 271 273 275 275 276 277 27,S 279 280 282 282 286 290 10 MULTIMEDIA MESSAGING SERVICE (MMS) ALESSANDRO ANDREADIS AND GIOVANNI GIAMBENE 10.1 EVOLUTION FROM SHORT TO MULTIMEDIA MESSAGE SERVICES 10.2 MMS ARCHITECTURE AND STANDARD 293 293 294 CONTENTS 10.2.1 DETAILED DESCRIPTION OF MMS ARCHITECTURE ELEMENTS 10.2.2 COMMUNICATIONS INTERFACES 10.2.3 MMS CAPABILITIES, LIMITATIONS AND USABILITY ISSUES 10.3 MMS FORMAT 10.3.1 MMSPDU 10.4 TRANSACTION FLOWS 10.5 MMS-BASED VALUE-ADDED SERVICES 10.5.1 SURVEY OF MMS-BASED SERVICES 10.6 MMS DEVELOPMENT TOOLS 10.7 MMS EVOLUTION REFERENCES 11 INSTANT MESSAGING AND PRESENCE SERVICE (IMPS) JOHN BUFORD AND MAHFUZUR RAHMAN 11.1 INTRODUCTION 11.1.1 BASIC CONCEPTS 11.1.2 BRIEF HISTORY 11.1.3 STANDARDIZATION 11.1.4 ISSUES 11.1.5 OVERVIEW OF CHAPTER 11.2 CLIENT 11.2.1 DESKTOP 11.2.2 MOBILE 11.3 DESIGN CONSIDERATIONS 11.3.1 BASIC FUNCTIONAL ELEMENTS 11.3.2 BASIC SYSTEM CONCEPTS 11.3.3 MANAGEMENT ASPECTS 11.3.4 SERVICE ARCHITECTURES: CLIENT-SERVER AND PEER-TO-PEER 11.4 PROTOCOLS 11.4.1 OMA WIRELESS VILLAGE 11.4.2 IETF SIP/SIMPLE 11.4.3 XMPP 11.4.4 FUNCTIONAL COMPARISON 11.4.5 GATEWAYS 11.4.6 STANDARD APIS 1 1 .5 SECURITY AND PROTOCOLS 11.5.1 AUTHENTICATION, CONFIDENTIALITY/PRIVACY AND INTEGRITY 11.5.2 SPAM IN IM 11.5.3 GATEWAYS AND END-TO-END SERVICES 11.5.4 DENIAL OF SERVICE 11.5.5 SECURITY FEATURES OF SPECIFIC STANDARDS 11.6 EVOLUTION, DIRECTION AND CHALLENGES 11.6.1 RICH PRESENCE 11.6.2 HOME APPLIANCE CONTROL 11.6.3 CONTEXT-AWARE INSTANT MESSAGING 11.6.4 VIRTUAL PRESENCE AT WEBSITES 11.6.5 IMP AS APPLICATION MIDDLEWARE 11.7 SUMMARY REFERENCES XIII 295 298 301 302 302 307 310 313 315 316 317 319 319 319 320 321 323 323 323 323 323 324 324 325 326 326 327 327 331 335 337 339 339 339 339 340 340 341 342 343 343 344 345 345 345 347 347 CONTENTS 12 INSTANT MESSAGING ENABLED MOBILE PAYMENTS STAMATIS KARNOUSKOS, TADAAKI ARIMURA, SHIGETOSHI YOKOYAMA AND BALDZS CSIK 12.1 INTRODUCTION 12.1.1 MOBILE PAYMENTS 12.1.2 INSTANT MESSAGING 12.1.3 INSTANT MESSAGING ENABLED MOBILE PAYMENTS (IMMP) 12.2 INSTANT MESSAGING MOBILE PAYMENT SCENARIO 12.3 THE GENERIC MP AND IM PLATFORMS OF IMMP 12.3.1 THE SECURE MOBILE PAYMENT SERVICE 12.3.2 AIR SERIES WIRELESS INSTANT MESSAGING 12.4 DESIGN OF AN IM-ENABLED MP SYSTEM 12.4.1 SERVER-BASED APPROACH 12.4.2 COOPERATING CLIENTS APPROACH 12.4.3 INTEGRATED MODULE APPROACH 12.5 IMPLEMENTATION 12.6 SECURITY AND PRIVACY IN IMMP 12.7 CONCLUSIONS REFERENCES 349 349 349 350 351 351 352 352 354 356 358 359 359 360 363 364 365 13 PUSH-TO-TALK: A FIRST STEP TO A UNIFIED INSTANT COMMUNICATION FUTURE JOHANNA WILD, MICHAEL SASUTA AND MARK SHAUGHNESSY 13.1 SHORT HISTORY OF PTT 13.2 SERVICE DESCRIPTION 13.2.1 FEATURES 13.2.2 SERVICE MANAGEMENT FUNCTIONS 13.3 ARCHITECTURE 13.3.1 POC SYSTEM DIAGRAM AND KEY ELEMENTS 13.3.2 INTERFACES 13.4 STANDARDIZATION 13.4.1 OMA 13.4.2 3GPPAND3GPP2 13.4.3 IETF 13.5 SERVICE ACCESS 13.5.1 SERVICE CONTROL 13.5.2 FLOOR CONTROL 13.5.3 MEDIA 13.6 PERFORMANCE 13.6.1 VOICE DELAY ON GPRS 13.6.2 PACKET ARRIVAL JITTER 13.6.3 CALL SETUP DELAY ON GPRS 13.6.4 CALL SETUP OPTIMIZATIONS 13.6.5 TALKER ARBITRATION DELAY ON GPRS 13.6.6 CAPACITY IMPACTS ON GPRS NETWORKS 13.6.7 PTT CAPACITY RELATIVE TO CELLULAR VOICE CALLS 13.7 ARCHITECTURE MIGRATION 13.8 POSSIBLE FUTURE, OR PTT EVOLVING TO PTX 367 368 370 370 374 375 375 377 378 379 379 379 380 380 383 384 386 387 387 388 389 390 390 391 391 393 CONTENTS 14 LOCATION BASED SERVICES IOANNIS PRIGGOURIS, STATHES HADJIEFTHYMIADES AND GIANNIS MARIAS 14.1 INTRODUCTION 14.2 REQUIREMENTS 14.3 LBS SYSTEM 14.3.1 LBS SERVER 14.3.2 POSITIONING SYSTEMS 14.3.3 SPATIAL DATA (GIS) SYSTEMS 14.3.4 SUPPLEMENTARY SYSTEMS 14.3.5 LBS CLIENTS 14.4 AVAILABLE LBS SYSTEMS ACKNOWLEDGEMENT REFERENCES 395 395 396 397 398 405 412 414 419 421 423 423 INDEX 427
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id DE-604.BV035739306
illustrated Illustrated
indexdate 2024-12-23T22:27:55Z
institution BVB
isbn 0470021497
9780470021491
language English
oai_aleph_id oai:aleph.bib-bvb.de:BVB01-018015748
oclc_num 253898138
open_access_boolean
owner DE-M347
owner_facet DE-M347
physical XIX, 433 S. Ill., graph. Darst.
publishDate 2005
publishDateSearch 2005
publishDateSort 2005
publisher Wiley
record_format marc
spellingShingle Emerging wireless multimedia services and technologies
Wireless communication systems
Multimedia systems
Multimedia (DE-588)4192358-3 gnd
Funknetz (DE-588)4216130-7 gnd
subject_GND (DE-588)4192358-3
(DE-588)4216130-7
title Emerging wireless multimedia services and technologies
title_auth Emerging wireless multimedia services and technologies
title_exact_search Emerging wireless multimedia services and technologies
title_full Emerging wireless multimedia services and technologies ed. by Apostolis K. Salkintzis ...
title_fullStr Emerging wireless multimedia services and technologies ed. by Apostolis K. Salkintzis ...
title_full_unstemmed Emerging wireless multimedia services and technologies ed. by Apostolis K. Salkintzis ...
title_short Emerging wireless multimedia services and technologies
title_sort emerging wireless multimedia services and technologies
topic Wireless communication systems
Multimedia systems
Multimedia (DE-588)4192358-3 gnd
Funknetz (DE-588)4216130-7 gnd
topic_facet Wireless communication systems
Multimedia systems
Multimedia
Funknetz
url http://www.loc.gov/catdir/enhancements/fy0645/2005012179-b.html
http://www.loc.gov/catdir/enhancements/fy0645/2005012179-d.html
http://www.loc.gov/catdir/enhancements/fy0645/2005012179-t.html
http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018015748&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
work_keys_str_mv AT salkintzisapostolisk emergingwirelessmultimediaservicesandtechnologies