ETSI EN 301 842-2 V1.5.1 (2006-11)

Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 2: General description and data link layer

REN/ERM-TG25-029-2

Elektromagnetna združljivost in zadeve v zvezi z radijskim spektrom (ERM) - Radijska oprema za VHF podatkovno povezavo zrak-tla, 4. način - Tehnične karakteristike in merilne metode za talno opremo - 2. del: Splošni opis in plast podatkovnih povezav

General Information

• Status: Published
• Publication Date: 27-Nov-2006
• Technical Committee: ERM TG25 - ERM Aeronautical
• Current Stage: 12 - Completion
• Due Date: 08-Dec-2006
• Completion Date: 28-Nov-2006
• Mandate: M/239
• Ref Project: SIST EN 301 842-2 V1.5.1:2007 - Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 2: General description and data link layer

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.HKQLþQHElectromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 2: General description and data link layer35.100.20Podatkovni povezovalni slojData link layer33.100.01Elektromagnetna združljivost na splošnoElectromagnetic compatibility in general33.060.99Druga oprema za radijske komunikacijeOther equipment for radiocommunicationsICS:Ta slovenski standard je istoveten z:EN 301 842-2 Version 1.5.1SIST EN 301 842-2 V1.5.1:2007en01-februar-2007SIST EN 301 842-2 V1.5.1:2007SLOVENSKI
STANDARD



SIST EN 301 842-2 V1.5.1:2007



ETSI EN 301 842-2 V1.5.1 (2006-11)European Standard (Telecommunications series) Electromagnetic compatibilityand Radio spectrum Matters (ERM);VHF air-ground Digital Link (VDL) Mode 4 radio equipment;Technical characteristics and methods of measurementfor ground-based equipment;Part 2: General description and data link layer
SIST EN 301 842-2 V1.5.1:2007



ETSI ETSI EN 301 842-2 V1.5.1 (2006-11) 2
Reference REN/ERM-TG25-029-2 Keywords aeronautical, digital, radio, testing, VHF ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE
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© European Telecommunications Standards Institute 2006. All rights reserved.
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ETSI ETSI EN 301 842-2 V1.5.1 (2006-11) 3
Contents Intellectual Property Rights.8 Foreword.8 Introduction.9 1 Scope.10 2 References.12 3 Definitions and abbreviations.13 3.1 Definitions.13 3.1.1 Basic reference model definitions.13 3.1.2 Service conventions definitions.13 3.1.3 General definitions.13 3.1.4 Definition of bit order.17 3.2 Abbreviations.17 4 General description of VDL Mode 4 ground station link layer.18 4.1 General.18 4.1.1 Overview of VDL Mode 4.18 4.1.2 Relationship to OSI reference model.19 4.1.3 VDL Mode 4 services.21 4.1.4 ADS-B Function.21 4.1.5 Operational scenarios.22 4.1.6 VDL Mode 4 fundamentals.22 4.1.7 Possible configuration of ground equipment.23 4.1.8 Overall structure of specifications for VDL Mode 4.24 4.1.9 Equipment performance verification.25 4.2 Ground quarantine.26 4.3 System timing.26 4.4 Net entry.26 4.5 Autotune capability.26 4.6 Autonomous and fixed access.27 5 Minimum performance specification under standard test conditions.27 5.1 MAC sublayer.27 5.1.1 Services.27 5.1.2 MAC sublayer services.27 5.1.3 MAC sublayer parameters.27 5.1.3.1 General.27 5.1.3.2 Parameter M1 (number of slots per superframe).28 5.1.4 Time synchronization.28 5.1.4.1 Primary.28 5.1.4.2 Secondary.28 5.1.4.3 Alignment to UTC second.28 5.1.4.4 Data quality level.28 5.1.5 Slot idle/busy notification.29 5.1.5.1 Slot idle detection.29 5.1.5.2 Slot busy detection.29 5.1.5.3 Slot occupied detection.29 5.1.5.4 Signal level indication.29 5.1.6 Transmission processing.29 5.1.7 Received transmission processing.30 5.2 VSS sublayer.30 5.2.1 Services.30 5.2.1.1 Error detection.30 5.2.1.2 Channel congestion.30 5.2.2 Burst format.31 5.2.2.1 VSS burst structure.31 SIST EN 301 842-2 V1.5.1:2007



ETSI ETSI EN 301 842-2 V1.5.1 (2006-11) 4
5.2.2.2 Version number.32 5.2.2.3 Source address.32 5.2.2.4 Message ID.32 5.2.2.5 Information field.33 5.2.2.6 Reservation fields.33 5.2.2.7 Autonomous/directed flag.33 5.2.3 VSS sublayer parameters.34 5.2.3.1 General.34 5.2.3.2 Parameter VS1 (number of ground quarantined slots).34 5.2.3.3 Parameter VS2 (minimum CCI performance).35 5.2.3.4 Parameter VS4 (quarantine slot re-use range).35 5.2.3.5 Parameter VS5 (maximum burst length).35 5.2.4 VSS quality of service parameters.35 5.2.4.1 General.35 5.2.4.2 Parameter Q1 (priority).36 5.2.4.3 Parameters Q2a to Q2d (slot selection range constraint for level n).37 5.2.4.4 Parameter Q3 (replace queued data).37 5.2.4.5 Parameter Q4 (number of available slots).38 5.2.5 Received transmission processing.38 5.2.6 Reserved access protocol specification.39 5.2.6.1 Reservation table.39 5.2.6.2 Selecting slots for transmission or reservation.40 5.2.6.3 Reserved transmissions.41 5.2.6.4 Reservation conflicts.42 5.2.7 Random access protocol specification.43 5.2.7.1 General.43 5.2.7.2 Random access parameters.43 5.2.7.3 Random access procedures.44 5.2.8 Fixed access protocol specification.44 5.2.8.1 General.44 5.2.8.2 Recommendation.45 5.2.9 Null reservation protocol specification.45 5.2.9.1 Null reservation burst format.45 5.2.10 Periodic broadcast protocol specification.45 5.2.10.1 Periodic broadcast reservation burst format.45 5.2.10.2 Periodic broadcast timers.46 5.2.10.3 Periodic broadcast parameters.46 5.2.10.4 Periodic broadcast reception procedures.48 5.2.10.5 Periodic broadcast transmission procedures.49 5.2.11 Incremental broadcast protocol specification.51 5.2.11.1 Incremental broadcast reservation burst format.51 5.2.11.2 Incremental broadcast parameters.52 5.2.11.3 Incremental broadcast reception procedures.53 5.2.11.4 Incremental broadcast transmission procedures.53 5.2.12 Combined periodic broadcast and incremental broadcast protocol specification.53 5.2.12.1 Combined periodic broadcast and incremental broadcast reservation burst.53 5.2.13 Big Negative Dither (BND) broadcast protocol specifications.54 5.2.13.1 BND reservation burst format.54 5.2.13.2 BND broadcast parameters.54 5.2.13.3 BND broadcast reception procedures.54 5.2.14 Unicast request protocol specification.55 5.2.14.1 Unicast request reservation burst format.55 5.2.14.1a Unicast request parameters.56 5.2.14.2 Unicast request reception procedures.56 5.2.14.3 Unicast request transmission procedures.57 5.2.15 Information transfer request protocol specification.57 5.2.15.1 Information transfer request reservation burst format.57 5.2.15.2 Information transfer request reception procedures.58 5.2.16 Directed request protocol specification.59 5.2.16.1 Directed request reservation burst format.59 5.2.16.2 Directed request parameters.62 5.2.16.3 Directed request reception procedures.63 SIST EN 301 842-2 V1.5.1:2007



ETSI ETSI EN 301 842-2 V1.5.1 (2006-11) 5
5.2.16.4 Directed request transmission procedures.64 5.2.17 Block reservation protocols specification.65 5.2.17.1 Superframe block reservation burst format.65 5.2.17.2 Second frame block reservation burst format.66 5.2.17.3 Superframe block reservation parameters.67 5.2.17.4 Superframe block reservation reception procedures.67 5.2.17.5 Second frame block reservation parameters.68 5.2.17.6 Second frame block reservation reception procedures.68 5.2.17.7 Superframe block reservation transmission procedures.69 5.2.17.8 Second frame block reservation transmission procedures.69 5.2.18 Response protocol specification.70 5.2.18.1 Response burst format.70 5.2.19 General request protocol specification.70 5.2.19.1 General request burst format.70 5.2.19.2 General request procedures.71 5.2.20 General response protocol specification.71 5.2.20.1 General response burst format.71 5.2.20.2 General response procedures.73 5.2.21 Retransmission procedures.73 5.3 DLS sublayer.74 5.3.1 Services.74 5.3.1.1 General.74 5.3.1.2 Data transfer.74 5.3.1.3 Station address encoding.74 5.3.1.4 DLS burst formats.75 5.3.2 DLS system parameters.76 5.3.2.1 Parameter ND4 (maximum length of a UDATA burst).77 5.3.3 DLS procedures.77 5.3.3.1 Broadcast.77 5.3.3.2 DLS not supported.77 5.3.3.3 User data packet reception.77 5.4 Link Management Entity sublayer.77 5.4.1 Services.77 5.4.2 Synchronization burst format.78 5.4.2.1 General.78 5.4.2.2 Fixed and variable data fields.78 5.4.2.3 Fixed data field format.78 5.4.2.4 Variable data field format.82 5.4.2.5 Synchronization burst request.82 5.4.2.6 Link management burst.82 5.4.3 Control (CTRL) parameter formats.83 5.4.3.1 Encoding.83 5.4.3.2 VDL Mode 4 parameter identification.83 5.4.3.3 Ground-initiated modification parameters.83 5.4.3.4 Ground-initiated information parameters.86 5.4.3a LME timers and parameters.89 5.4.3a.1 General.89 5.4.3a.2 Counter L1 (maximum number of missed reservations) and Timer TL3 (inter-miss timer).90 5.4.4 LME procedures.90 5.4.4.1 Synchronization burst procedures.90 5.4.4.2 Peer Entity Contact Table (PECT).92 5.4.4.3 Network entry protocol specifications.92 5.4.5 Additional material for ADS-B applications.93 5.4.5.1 Information field formats.93 5.4.5.2 ADS-B request format.93 5.5 Additional requirements for ground stations.94 5.5.1 System timing requirements.94 5.5.1.1 Maintenance of Primary time.94 5.5.2 Ground station interface requirements.94 5.5.2.1 Ground station coordination.94 5.5.2.2 Network timing requirements.
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