Verfügbarkeit: Communication Systems in Aircraft with IEEE 802.11ac

Communication Systems in Aircraft with IEEE 802.11ac: EMF Effects of IEEE 802.11ac for In-Flight Communication Systems

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Bibliographische Detailangaben
Format:	Abschlussarbeit Buch
Sprache:	English
Veröffentlicht:	Rostock University of Rostock, Research Group Computer Architecture 2014
Schlagworte:	Kommunikationssystem Flugzeugkabine Hochschulschrift
Online-Zugang:	Inhaltsverzeichnis
Beschreibung:	84 Seiten Illustrationen, Diagramme
ISBN:	9783860094372

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MARC


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Datensatz im Suchindex

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adam_text	TABLE OF CONTENTS 1. INTRODUCTION.8 1.1. MOTIVATION OF THE STUDY.8 1.2. GOALS OF THE STUDY.9 2. COMPARISON OF WI-FI 802.11AC AND ITS PREDECESSORS.10 2.1. 802.1 LAC IN THE 802.11 FAMILY.10 2.2. DIFFERENCES AND ADDITIONS OF WI-FI 802.1 LAC COMPARED TO 802.1 LA/N . 11 2.2.1. MIMO AND MU-MIMO . 11 2.2.2. BEAMFORMING. 13 2.2.3. MANDATORY 5 GHZ OPERATION AND CHANNEL BONDING . 14 2.2.4. MODULATION AND CODING SCHEMES (MCS).15 2.2.5. DATA RATES. 15 2.3. FUTURE DEVELOPMENT OF 802.1 LAC AND WI-FI CERTIFICATION.16 2.4. OPERATION CASES FOR 802.1 LA C .17 2.5. SUMMARY. 18 3. LIMITATIONS AND REGULATIONS RELATED TO 802.1 LAC AND CONSEQUENCES OF NEW 802.1 LAC FEATURES REGARDING EM F.19 3.1. RADIO CHANNELS. 19 3.2. TRANSMISSION POWER . 19 3.3. EXPOSURE LIMITS.21 3.4. TRANSMISSION POWER OF 802.1 LAC DEVICES IN DAMAGE CASE . 22 3.5. 802.1 LAC MIMO TRANSMISSIONS WITH MORE THAN 3 SPATIAL STREAMS . 24 3.6. 802.1 LAC MU-MIMO . 24 3.7. SUMMARY.25 4. USE CASES "USAGE OF 802.1 LAC IN AIRCRAFT" . 27 4.1. USE CASES "NOTEBOOK USER" AND "PERSONAL DEVICES (PD)".27 4.2. USE CASE "MIXED DEVICES (MD)" . 28 4.3. USE CASE "MIXED DEVICES, APART LOCATIONS (MD-AL)" . 28 4.4. USE CASE "2.4 GHZ, MIXED DEVICES (MD-2.4GHZ)" . 28 5. TEST SET-UP AND MEASUREMENTS . 29 5.1. TEST EQUIPMENT.29 5.1.1. ACCESS POINTS AND CLIENTS . 29 5.1.2. CHIPSETS OF THE USED ACCESS POINTS AND CLIENTS . 30 5.1.3. RESTRICTIONS.31 5.2. TEST PARAMETERS / PARAMETER CATEGORIES . 31 5.3. MEASUREMENT EQUIPMENT . 33 5.3.1. HARD- AND SOFTWARE . 33 5.3.2. RESTRICTIONS.33 5.4. TEST SCENARIO AIRCRAFT ("REAL WORLD").33 5.4.1. GOAL OF EXPERIMENT.33 5.4.2. SITE SURVEY (802.1 LAC COVERAGE MEASUREMENTS) . 34 5.4.3. DETECTION OF SPECTRUM UTILIZATION BY THIRD PARTIES . 34 5.4.4. TESTBED CONFIGURATION.36 5.4.5. TEST CASES.38 5.4.6. MEASUREMENT RESULTS.40 5.5. TEST SCENARIO LABORATORY ("CONTROLLED ENVIRONMENT") . 43 5.5.1. GOAL OF THE EXPERIMENTS . 43 5.5.2. TESTBED DESCRIPTION.44 5.5.3. TEST CASES.44 5.5.4. RESULTS.45 5.6. APPLICATION OF MEASUREMENTS TO EXTENDED SCENARIOS . 48 5.6.1. COVERAGE PREDICTION FOR OTHER AIRCRAFT TYPES . 48 5.6.2. SPATIAL EMF DISTRIBUTION WITHIN AD-HOC NETWORKS . 55 5.7. SUMMARY. 57 6. HUMAN HEALTH EFFECTS OF 802.1 LAC-RELATED ELECTROMAGNETIC FIELDS IN AIRCRAFT. 59 6.1. ANALYSIS OF REPORTS ON EMF REGARDING WLAN AND PUBLIC HEALTH. 60 6.2. ANALYSIS OF SIMULATIONS REGARDING EMF PRODUCED BY WLAN AND PUBLIC HEALTH. 63 6.3. ANALYSIS OF MEASUREMENT RESULTS REGARDING EMF AND EXPOSURE LIMITS. 65 6.4. ESTIMATION OF 802.1 LAC RELATED EMF EFFECTS IN CASE OF FAILURE OPERATION. 67 6.5. EMF EFFECTS OF WI-FI ON THE HUMAN BODY WITH IMPLANTED MEDICAL DEVICES. 67 6.5.1. PASSIVE IMPLANTED MEDICAL DEVICES . 68 6.5.2. ACTIVE IMPLANTED MEDICAL DEVICES (AIMD) . 68 6.6. SUMMARY AND CLOSING REMARKS.72 7. SUMMARY AND FUTURE WORK.74 7.1. SUMMARY. 74 7.2. OUTLOOK AND FUTURE W ORK.75 8. REFERENCES. 76 9. LIST OF FIGURES, TABLES, AND ABBREVIATIONS.80 9.1. LIST OF FIGURES. 80 9.2. LIST OF TABLES. 82 9.3 LIST OF ABBREVIATIONS . 83
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spelling	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems Editor: Prof. Dr.-Ing. habil. Djamshid Tavangarian (University of Rostock) ; Authors: University of Rostock, Research Group Computer Architecture, Prof. Dr.-Ing. habil. Djamshid Tavangarian, Dr.-Ing. Daniel Versick, Dipl.-Inf. Alexander Gladisch [und] brown-iposs GmbH Dr. rer. nat. Bernd Schröder, Dipl.-Ing. Markus Fischer, M.SC. CE, Karsten Schmeling, B.SC. EE [sowie] University of Rostock, Chair of Theoretical Electrical Engineering Prof. Dr. rer. nat. habil. Ursula van Rienen, Dr.-Ing. Revathi Appali Rostock University of Rostock, Research Group Computer Architecture 2014 84 Seiten Illustrationen, Diagramme txt rdacontent n rdamedia nc rdacarrier Dissertation Universität Rostock / Fakultät für Informatik und Elektrotechnik 2014 Kommunikationssystem (DE-588)4125542-2 gnd rswk-swf Flugzeugkabine (DE-588)4154784-6 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Flugzeugkabine (DE-588)4154784-6 s Kommunikationssystem (DE-588)4125542-2 s DE-604 Tavangarian, Djamshid 1945-2022 Sonstige (DE-588)109838084 oth DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029406018&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis
spellingShingle	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems Kommunikationssystem (DE-588)4125542-2 gnd Flugzeugkabine (DE-588)4154784-6 gnd
subject_GND	(DE-588)4125542-2 (DE-588)4154784-6 (DE-588)4113937-9
title	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems
title_auth	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems
title_exact_search	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems
title_full	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems Editor: Prof. Dr.-Ing. habil. Djamshid Tavangarian (University of Rostock) ; Authors: University of Rostock, Research Group Computer Architecture, Prof. Dr.-Ing. habil. Djamshid Tavangarian, Dr.-Ing. Daniel Versick, Dipl.-Inf. Alexander Gladisch [und] brown-iposs GmbH Dr. rer. nat. Bernd Schröder, Dipl.-Ing. Markus Fischer, M.SC. CE, Karsten Schmeling, B.SC. EE [sowie] University of Rostock, Chair of Theoretical Electrical Engineering Prof. Dr. rer. nat. habil. Ursula van Rienen, Dr.-Ing. Revathi Appali
title_fullStr	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems Editor: Prof. Dr.-Ing. habil. Djamshid Tavangarian (University of Rostock) ; Authors: University of Rostock, Research Group Computer Architecture, Prof. Dr.-Ing. habil. Djamshid Tavangarian, Dr.-Ing. Daniel Versick, Dipl.-Inf. Alexander Gladisch [und] brown-iposs GmbH Dr. rer. nat. Bernd Schröder, Dipl.-Ing. Markus Fischer, M.SC. CE, Karsten Schmeling, B.SC. EE [sowie] University of Rostock, Chair of Theoretical Electrical Engineering Prof. Dr. rer. nat. habil. Ursula van Rienen, Dr.-Ing. Revathi Appali
title_full_unstemmed	Communication Systems in Aircraft with IEEE 802.11ac EMF Effects of IEEE 802.11ac for In-Flight Communication Systems Editor: Prof. Dr.-Ing. habil. Djamshid Tavangarian (University of Rostock) ; Authors: University of Rostock, Research Group Computer Architecture, Prof. Dr.-Ing. habil. Djamshid Tavangarian, Dr.-Ing. Daniel Versick, Dipl.-Inf. Alexander Gladisch [und] brown-iposs GmbH Dr. rer. nat. Bernd Schröder, Dipl.-Ing. Markus Fischer, M.SC. CE, Karsten Schmeling, B.SC. EE [sowie] University of Rostock, Chair of Theoretical Electrical Engineering Prof. Dr. rer. nat. habil. Ursula van Rienen, Dr.-Ing. Revathi Appali
title_short	Communication Systems in Aircraft with IEEE 802.11ac
title_sort	communication systems in aircraft with ieee 802 11ac emf effects of ieee 802 11ac for in flight communication systems
title_sub	EMF Effects of IEEE 802.11ac for In-Flight Communication Systems
topic	Kommunikationssystem (DE-588)4125542-2 gnd Flugzeugkabine (DE-588)4154784-6 gnd
topic_facet	Kommunikationssystem Flugzeugkabine Hochschulschrift
url	http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029406018&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
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