1、 IEC TS 62773 Edition 1.0 2014-04 TECHNICAL SPECIFICATION Railway applications Procedure to determine the performance requirements for radio systems applied to radio-based train control systems IEC TS 62773:2014-04(en)colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific
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11、 contact the Customer Service Centre:csciec.ch.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC TS 62773 Edition 1.0 2014-04 TECHNICAL SPECIFICATI
12、ON Railway applications Procedure to determine the performance requirements for radio systems applied to radio-based train control systems INTERNATIONAL ELECTROTECHNICAL COMMISSION X ICS 45.060 PRICE CODE ISBN 978-2-8322-1519-7 Registered trademark of the International Electrotechnical Commission Wa
13、rning!Make sure that you obtained this publication from an authorized distributor.colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 IEC T
14、S 62773:2014 IEC 2014 CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative references.8 3 Terms,definitions and abbreviations.8 3.1 Terms and definitions.8 3.2 Abbreviations.9 4 Outline of the process for determining performance requirements.9 5 Definition of preconditions on available spectrum.
15、11 5.1 Environmental conditions.11 5.1.1 General.11 5.1.2 Obstacle.11 5.1.3 Climate conditions.12 5.1.4 Electromagnetic interference.12 5.2 Regulatory constraints.12 6 Definition of preconditions on railway operation.12 6.1 Railway line conditions.12 6.1.1 General.12 6.1.2 Line maximum speed.12 6.1.
16、3 Track conditions.13 6.1.4 Line configurations.13 6.1.5 Station configurations.13 6.2 Operational conditions.13 6.2.1 General.13 6.2.2 Minimum design headway.13 6.2.3 Maximum number of trains in one control area.13 6.3 TC communication requirement.14 6.3.1 Maximum tolerable loss of communication.14 6.3.2 Network latency.14 6.3.3 TC transmission period.14 6.3.4 TC throughput.14 6.3.5 Control area.14 6.3.6 Maintenance conditions.14 6.4 Required type of transmission.14 7 Radio parameters.15 7.1
