ETSI EN 302 842-2 V1.2.1 (2006-12)

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

REN/ERM-TG25-030-2

Elektromagnetna združljivost in zadeve v zvezi z radijskim spektrom (ERM) - Radijska oprema za digitalno povezavo VHF (VDL) zrak-tla in zrak-zrak, 4. način - Tehnične karakteristike in merilne metode za aeronavtično mobilno (letalsko) opremo - 2. del: Splošni opis in plast za podatkovne povezave

General Information

• Status: Published
• Publication Date: 03-Dec-2006
• Technical Committee: ERM TG25 - ERM Aeronautical
• Current Stage: 12 - Completion
• Due Date: 08-Dec-2006
• Completion Date: 04-Dec-2006
• Mandate: M/318
• Ref Project: SIST EN 302 842-2 V1.2.1:2007 - Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground and air-air Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for aeronautical mobile (airborne) equipment; Part 2: General description and data link layer

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 302 842-2 V1.2.1:2007
01-marec-2007
(OHNWURPDJQHWQD]GUXåOMLYRVWLQ]DGHYHY]YH]L]UDGLMVNLPVSHNWURP(50
5DGLMVNDRSUHPD]DGLJLWDOQRSRYH]DYR9+)9'/]UDNWODLQ]UDN]UDNQDþLQ
7HKQLþQHNDUDNWHULVWLNHLQPHULOQHPHWRGH]DDHURQDYWLþQRPRELOQROHWDOVNR
RSUHPRGHO6SORãQLRSLVLQSODVW]DSRGDWNRYQHSRYH]DYH
Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground and
air-air Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods
of measurement for aeronautical mobile (airborne) equipment; Part 2: General
description and data link layer
Ta slovenski standard je istoveten z: EN 302 842-2 Version 1.2.1
ICS:
33.060.99 Druga oprema za radijske Other equipment for
komunikacije radiocommunications
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
49.090 2SUHPDLQLQVWUXPHQWLY On-board equipment and
]UDþQLKLQYHVROMVNLKSORYLOLK instruments
SIST EN 302 842-2 V1.2.1:2007 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 302 842-2 V1.2.1:2007

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SIST EN 302 842-2 V1.2.1:2007

ETSI EN 302 842-2 V1.2.1 (2006-12)
European Standard (Telecommunications series)

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

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SIST EN 302 842-2 V1.2.1:2007
 2 ETSI EN 302 842-2 V1.2.1 (2006-12)



Reference
REN/ERM-TG25-030-2
Keywords
aeronautical, digital, radio, testing, VHF
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SIST EN 302 842-2 V1.2.1:2007
 3 ETSI EN 302 842-2 V1.2.1 (2006-12)
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.16
3.2 Abbreviations.17
4 General description of VDL Mode 4 mobile 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 .20
4.1.4 ADS-B function.20
4.1.5 Operational scenarios.21
4.1.6 VDL Mode 4 fundamentals .21
4.1.7 Possible configuration of airborne equipment .22
4.1.8 Classes of equipment .24
4.1.9 Transceiver cross-links.24
4.1.10 Overall structure of specifications for VDL Mode 4 .24
4.1.11 Equipment performance verification .26
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
5.1.3.3 Parameter M2_inc and M2_limit (MAC layer control parameters for network entry) .28
5.1.3.4 Inspection of m2 filter following transceiver failure.29
5.1.4 Time synchronization.29
5.1.4.1 Primary.29
5.1.4.2 Secondary.29
5.1.4.3 Alignment to UTC second .30
5.1.4.4 Data quality level.30
5.1.5 Slot idle/busy notification.30
5.1.5.1 Slot idle detection.30
5.1.5.2 Slot busy detection .30
5.1.5.3 Slot occupied detection .30
5.1.5.4 Signal level indication.31
5.1.6 Transmission processing.31
5.1.7 Received transmission processing .31
5.2 VSS sublayer.31
5.2.1 Services.32
5.2.1a Multiple access.32
5.2.1.1 Error detection.32
5.2.1.2 Channel congestion.32
5.2.2 Burst format.33
5.2.2.1 VSS burst structure.33
ETSI

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SIST EN 302 842-2 V1.2.1:2007
 4 ETSI EN 302 842-2 V1.2.1 (2006-12)
5.2.2.2 Version number.34
5.2.2.3 Source address.34
5.2.2.4 Message ID.34
5.2.2.5 Information field.35
5.2.2.6 Reservation fields.35
5.2.2.7 Autonomous/directed flag.35
5.2.3 VSS sublayer parameters .36
5.2.3.1 General.36
5.2.3.2 Parameter VS1 (number of ground quarantined slots) .36
5.2.3.3 Parameter VS2 (minimum CCI performance).37
5.2.3.4 Parameter VS4 (quarantine slot re-use range).37
5.2.3.5 Parameter VS5 (maximum burst length).37
5.2.4 VSS quality of service parameters.37
5.2.4.1 General.37
5.2.4.2 Parameter Q1 (priority) .38
5.2.4.3 Parameters Q2a to Q2d (slot selection range constraint for level n) .39
5.2.4.4 Parameter Q3 (replace queued data) .39
5.2.4.5 Parameter Q4 (number of available slots).40
5.2.5 Received transmission processing .40
5.2.6 Reserved access protocol specification.41
5.2.6.1 Reservation table.41
5.2.6.2 Selecting slots for transmission or reservation.42
5.2.6.3 Reserved transmissions.43
5.2.6.4 Reservation conflicts.44
5.2.6.5 Transmission conflicts for mobile stations.44
5.2.7 Random access protocol specification .45
5.2.7.1 General.45
5.2.7.2 Random access parameters.45
5.2.7.3 Random access procedures.47
5.2.8 Void.48
5.2.9 Null reservation protocol specification.48
5.2.9.1 Null reservation burst format .48
5.2.10 Periodic broadcast protocol specification .48
5.2.10.1 Periodic broadcast reservation burst format.48
5.2.10.2 Periodic broadcast timers.49
5.2.10.3 Periodic broadcast parameters.49
5.2.10.4 Periodic broadcast reception procedures.50
5.2.10.5 Periodic broadcast transmission procedures.51
5.2.11 Incremental broadcast protocol specification .54
5.2.11.1 Incremental broadcast reservation burst format .54
5.2.11.2 Incremental broadcast parameters.54
5.2.11.3 Incremental broadcast reception procedures .55
5.2.11.4 Incremental broadcast transmission procedures.55
5.2.12 Combined periodic broadcast and incremental broadcast protocol specification .56
5.2.12.1 Combined periodic broadcast and incremental broadcast reservation burst.56
5.2.13 Big negative dither (BND) broadcast protocol specifications .56
5.2.13.1 BND reservation burst format.56
5.2.13.2 BND broadcast parameters.57
5.2.13.3 BND broadcast reception procedures.57
5.2.13.4 BND broadcast transmission procedures .57
5.2.14 Unicast request protocol specification .57
5.2.14.1 Unicast request reservation burst format.57
5.2.14.1a Unicast request parameters.58
5.2.14.2 Unicast request reception procedures.59
5.2.14.3 Unicast request transmission procedures .60
5.2.15 Information transfer request protocol specification .60
5.2.15.1 Information transfer request reservation burst format.60
5.2.15.2 Information transfer request reception procedures.62
5.2.16 Directed request protocol specification.62
5.2.16.1 Directed request reservation burst format .62
5.2.16.2 Directed request parameters.65
5.2.16.3 Directed request reception procedures .66
ETSI

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SIST EN 302 842-2 V1.2.1:2007
 5 ETSI EN 302 842-2 V1.2.1 (2006-12)
5.2.16.4 Directed request transmission procedures.67
5.2.16.5 Directed request response procedures .68
5.2.17 Block reservation protocols specification.69
5.2.17.1 Superframe block reservation burst format .69
5.2.17.2 Second frame block reservation burst format.70
5.2.17.3 Void.71
5.2.17.4 Superframe block reservation reception procedures .71
5.2.17.5 Second frame block reservation parameters.73
5.2.17.6 Second frame block reservation reception procedures.73
5.2.17.7 Void.73
5.2.17.7a Procedures for responding to a rebroadcast request for superframe block reservation .73
5.2.18 Response protocol specification .74
5.2.18.1 Response burst format.74
5.2.19 General request protocol specification.74
5.2.19.1 General request burst format.74
5.2.19.2 General request procedures .75
5.2.20 General response protocol specification .75
5.2.20.1 General response burst format.75
5.2.20.2 General response procedures.77
5.2.21 Retransmission procedures.77
5.3 DLS sublayer.78
5.3.1 Services.78
5.3.1.1 General.78
5.3.1.2 Data transfer.78
5.3.1.3 Station address encoding.78
5.3.1.4 DLS burst formats.79
5.3.2 DLS system parameters.81
5.3.2.1 Parameter ND4 (maximum length of a UDATA burst) .81
5.3.3 DLS procedures.81
5.3.3.1 Broadcast.81
5.3.3.2 DLS not supported.81
5.3.3.3 User data packet reception .82
5.3.3.4 CTRL DLPDU.82
5.4 Link Management Entity (LME) sublayer .82
5.4.1 Services.82
5.4.2 Synchronization burst format.82
5.4.2.1 General.82
5.4.2.2 Fixed and variable data fields.82
5.4.2.3 Fixed data field format .83
5.4.2.4 Variable data field format .86
5.4.2.5 Synchronization burst request .86
5.4.2.6 Broadcast link management burst .86
5.4.3 Control (CTRL) parameter formats .87
5.4.3.1 Encoding.87
5.4.3.2 VDL Mode 4 parameter identification .87
5.4.3.3 Ground-initiated modification parameters .88
5.4.3.4 Ground-initiated information parameters.91
5.4.3a LME timers and parameters.93
5.4.3a.1 General.93
5.4.3a.2 Counter L1 (maximum number of missed reservations) and Timer TL3 (inter-miss timer).94
5.4.4 LME procedures.94
5.4.4.1 Synchronization burst procedures .94
5.4.4.2 Peer Entity Contact Table (PECT).97
5.4.4.3 Network entry protocol specifications .98
5.4.5 Additional material for AD
...