1、 ETSI EN 302 842-2 V1.4.1 (2015-04) 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 EUROPEAN STANDARD ETSI ETSI EN 302 842-2 V1.4.1
2、 (2015-04) 2 Reference REN/AERO-00019-2 Keywords aeronautical, digital, radio, testing, VHF ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfectu
3、re de Grasse (06) N 7803/88 Important notice The present document can be downloaded from: http:/www.etsi.org/standards-search The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present document shall not be mo
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7、I. The content of the PDF version shall not be modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2015. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo
8、are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI EN 302 842-2 V1.4.1
9、 (2015-04) 3 Contents Intellectual Property Rights 8g3Foreword . 8g3Modal verbs terminology 8g3Introduction 9g31 Scope 10g32 References 12g32.1 Normative references . 12g32.2 Informative references 12g33 Definitions and abbreviations . 13g33.1 Definitions 13g33.1.1 Basic reference model definitions
10、. 13g33.1.2 Service conventions definitions 13g33.1.3 General definitions 13g33.1.4 Definition of bit order . 17g33.2 Abbreviations . 17g34 General description of VDL Mode 4 mobile station link layer 18g34.1 Overview of VDL Mode 4 . 18g34.1.1 Void 19g34.1.2 Relationship to OSI reference model 19g34.
11、1.3 VDL Mode 4 services . 21g34.1.4 ADS-B function 21g34.1.5 Operational scenarios 22g34.1.6 VDL Mode 4 fundamentals 22g34.1.7 Possible configuration of airborne equipment 23g34.1.8 Classes of equipment 25g34.1.9 Transceiver cross-links . 25g34.1.10 Overall structure of specifications for VDL Mode 4
12、 26g34.1.11 Equipment performance verification 27g35 Minimum performance specification under standard test conditions . 28g35.1 MAC sublayer 28g35.1.1 Services. 28g35.1.2 MAC sublayer services . 28g35.1.3 MAC sublayer parameters 28g35.1.3.1 General 28g35.1.3.2 Parameter M1 (number of slots per super
13、frame) . 29g35.1.3.3 Parameter M2_inc and M2_limit (MAC layer control parameters for network entry) . 29g35.1.3.4 Inspection of m2 filter following transceiver failure . 30g35.1.4 Time synchronization . 30g35.1.4.1 Primary 30g35.1.4.2 Secondary 30g35.1.4.3 Alignment to UTC second 31g35.1.4.4 Data qu
14、ality level 31g35.1.5 Slot idle/busy notification . 31g35.1.5.1 Slot idle detection 31g35.1.5.2 Slot busy detection 31g35.1.5.3 Slot occupied detection . 31g35.1.5.4 Signal level indication . 31g35.1.6 Transmission processing . 32g35.1.7 Received transmission processing 32g35.2 VSS sublayer 32g35.2.
15、1 Services . 32g35.2.1a Multiple access . 32g35.2.1.1 Error detection. 33g35.2.1.2 Channel congestion . 33g3ETSI ETSI EN 302 842-2 V1.4.1 (2015-04) 4 5.2.2 Burst format 33g35.2.2.1 VSS burst structure . 33g35.2.2.2 Version number . 34g35.2.2.3 Source address . 34g35.2.2.4 Message ID . 34g35.2.2.5 In
16、formation field . 35g35.2.2.6 Reservation fields 35g35.2.2.7 Autonomous/directed flag . 36g35.2.3 VSS sublayer parameters 36g35.2.3.1 General 36g35.2.3.2 Parameter VS1 (number of ground quarantined slots) 37g35.2.3.3 Parameter VS2 (minimum CCI performance) . 37g35.2.3.4 Parameter VS4 (quarantine slo
17、t re-use range) . 38g35.2.3.5 Parameter VS5 (maximum burst length) . 38g35.2.4 VSS quality of service parameters 38g35.2.4.1 General 38g35.2.4.2 Parameter Q1 (priority) . 38g35.2.4.3 Parameters Q2a to Q2d (slot selection range constraint for level n) . 39g35.2.4.4 Parameter Q3 (replace queued data)
18、. 40g35.2.4.5 Parameter Q4 (number of available slots) . 40g35.2.5 Received transmission processing 40g35.2.6 Reserved access protocol specification . 41g35.2.6.1 Reservation table . 41g35.2.6.2 Selecting slots for transmission or reservation 42g35.2.6.3 Reserved transmissions . 43g35.2.6.4 Reservat
19、ion conflicts. 44g35.2.6.5 Transmission conflicts for mobile stations 44g35.2.7 Random access protocol specification 45g35.2.7.1 General 45g35.2.7.2 Random access parameters 45g35.2.7.3 Random access procedures 47g35.2.8 Void 47g35.2.9 Null reservation protocol specification . 47g35.2.9.1 Null reser
20、vation burst format 47g35.2.10 Periodic broadcast protocol specification . 48g35.2.10.1 Periodic broadcast reservation burst format 48g35.2.10.2 Periodic broadcast timers 49g35.2.10.3 Periodic broadcast parameters . 49g35.2.10.4 Periodic broadcast reception procedures . 50g35.2.10.5 Periodic broadca
21、st transmission procedures 51g35.2.11 Incremental broadcast protocol specification . 54g35.2.11.1 Incremental broadcast reservation burst format 54g35.2.11.2 Incremental broadcast parameters . 54g35.2.11.3 Incremental broadcast reception procedures . 55g35.2.11.4 Incremental broadcast transmission p
22、rocedures 55g35.2.12 Combined periodic broadcast and incremental broadcast protocol specification . 56g35.2.12.1 Combined periodic broadcast and incremental broadcast reservation burst 56g35.2.13 Big negative dither (BND) broadcast protocol specifications 56g35.2.13.1 BND reservation burst format .
23、56g35.2.13.2 BND broadcast parameters 57g35.2.13.3 BND broadcast reception procedures 57g35.2.13.4 BND broadcast transmission procedures 57g35.2.14 Unicast request protocol specification 57g35.2.14.1 Unicast request reservation burst format . 57g35.2.14.1a Unicast request parameters 58g35.2.14.2 Uni
24、cast request reception procedures 59g35.2.14.3 Unicast request transmission procedures 60g35.2.15 Information transfer request protocol specification 60g35.2.15.1 Information transfer request reservation burst format . 60g35.2.15.2 Information transfer request reception procedures 61g35.2.16 Directe
25、d request protocol specification. 62g35.2.16.1 Directed request reservation burst format . 62g3ETSI ETSI EN 302 842-2 V1.4.1 (2015-04) 5 5.2.16.2 Directed request parameters 65g35.2.16.3 Directed request reception procedures 66g35.2.16.4 Directed request transmission procedures . 67g35.2.16.5 Direct
26、ed request response procedures . 68g35.2.17 Block reservation protocols specification . 69g35.2.17.1 Superframe block reservation burst format . 69g35.2.17.2 Second frame block reservation burst format 70g35.2.17.3 Void. 71g35.2.17.4 Superframe block reservation reception procedures . 71g35.2.17.5 S
27、econd frame block reservation parameters 73g35.2.17.6 Second frame block reservation reception procedures 73g35.2.17.7 Void. 73g35.2.17.7a Procedures for responding to a rebroadcast request for superframe block reservation . 73g35.2.18 Response protocol specification . 73g35.2.18.1 Response burst fo
28、rmat . 73g35.2.19 General request protocol specification 74g35.2.19.1 General request burst format . 74g35.2.19.2 General request procedures . 75g35.2.20 General response protocol specification . 75g35.2.20.1 General response burst format. 75g35.2.20.2 General response procedures . 77g35.2.21 Retran
29、smission procedures . 77g35.3 DLS sublayer 77g35.3.1 Services. 77g35.3.1.1 General 77g35.3.1.2 Data transfer 77g35.3.1.3 Station address encoding . 78g35.3.1.4 DLS burst formats . 79g35.3.2 DLS system parameters 80g35.3.2.1 Parameter ND4 (maximum length of a UDATA burst) 80g35.3.3 DLS procedures 80g
30、35.3.3.1 Broadcast. 80g35.3.3.2 DLS not supported 81g35.3.3.3 User data packet reception 81g35.3.3.4 CTRL DLPDU 81g35.4 Link Management Entity (LME) sublayer . 81g35.4.1 Services . 81g35.4.2 Synchronization burst format 81g35.4.2.1 General 81g35.4.2.2 Fixed and variable data fields 82g35.4.2.3 Fixed
31、 data field format 82g35.4.2.4 Variable data field format . 85g35.4.2.5 Synchronization burst request . 85g35.4.2.6 Broadcast link management burst . 85g35.4.3 Control (CTRL) parameter formats 86g35.4.3.1 Encoding . 86g35.4.3.2 VDL Mode 4 parameter identification 86g35.4.3.3 Ground-initiated modific
32、ation parameters 87g35.4.3.4 Ground-initiated information parameters 90g35.4.3a LME timers and parameters 92g35.4.3a.1 General 92g35.4.3a.2 Counter L1 (maximum number of missed reservations) and Timer TL3 (inter miss timer) . 93g35.4.4 LME procedures . 93g35.4.4.1 Synchronization burst procedures .
33、93g35.4.4.2 Peer Entity Contact Table (PECT) 95g35.4.4.3 Network entry protocol specifications 96g35.4.5 Additional material for ADS-B applications 102g35.4.5.1 Information field formats 102g35.4.5.2 ADS-B request format. 103g35.5 Void 103g35.6 Definitions for Compact Position Reporting 103g35.6.1 I
34、ntroduction. 103g3ETSI ETSI EN 302 842-2 V1.4.1 (2015-04) 6 5.6.2 Parameter symbols, data types, constants and variables . 103g35.6.2.1 Parameter symbols 103g35.6.2.2 Data types 104g35.6.2.3 Constants. 104g35.6.2.4 Variables . 104g35.6.2.5 Functions. 104g35.6.2.6 Patch constants 104g35.6.3 Fixed dat
35、a field position encoding 104g35.6.4 Fixed data field position local decoding . 104g35.6.5 Fixed data field position global decoding . 104g35.6.6 Position Report Processing . 104g36 General design requirements 104g36.1 Controls and indicators . 104g36.2 Warm up . 104g36.3 Airworthiness . 104g36.4 In
36、tended function 104g36.5 International Telecommunications Union regulations 104g36.6 Fire protection 105g36.7 Operation of controls 105g36.8 Accessibility of controls . 105g36.9 Effects of tests 105g36.10 Failure of the VDL Mode 4 equipment 105g36.11 Software management 105g36.12 Transceiver configu
37、ration . 105g36.13 Provision for multiple redundant VDL4 transceivers . 105g36.14 Reception capability . 105g36.15 Transmission capability 105g36.16 Monitoring of proper operation 105g36.17 Power-up self test . 105g37 Protocol test procedures . 105g37.1 General . 105g37.1.1 Input voltage . 105g37.1.
38、2 Power input frequency 106g37.1.3 Adjustment of equipment 106g37.1.4 Equipment configuration 106g37.1.5 Test equipment precautions 106g37.1.6 Ambient conditions . 106g37.1.7 Connected loads 106g37.2 Required test rig . 106g37.3 Protocol test-suite description methodology 109g37.4 Detailed protocol
39、test procedures . 109g37.4.1 Test-suite overview . 109g37.4.2 Declarations 115g37.4.3 Constraints 115g37.4.3.1 Abbreviations 115g37.4.3.1.1 Subfield mnemonics 115g37.4.3.1.2 Special characters used in the subfield definitions 116g37.4.3.1.3 Station addresses and positions . 116g37.4.3.1.4 Tables of
40、values for use in CPR test cases 118g37.4.3.1.5 Tables of values for use in content checking test cases . 129g37.4.3.1.6 VDL4 burst formats. 131g37.4.3.2 Test cases 151g37.4.3.2.1 Test case macros 152g37.4.3.2.2 Test case descriptions 155g3Annex A (informative): Cross reference matrix 379g3Annex B (
41、informative): Description of ISO/IEC 9646 test methodology. 405g3B.1 Overview of the structure of the ISO/IEC 9646 test suites 405g3ETSI ETSI EN 302 842-2 V1.4.1 (2015-04) 7 B.2 The test case description. 405g3B.3 The queue action 407g3B.4 The repeat construct . 407g3B.5 Macro definitions . 408g3B.6
42、 Test case naming 408g3Annex C (informative): Bibliography . 409g3History 410g3ETSI ETSI EN 302 842-2 V1.4.1 (2015-04) 8 Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if
43、 any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are availabl
44、e on the ETSI Web server (http:/ipr.etsi.org). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or
45、may be, or may become, essential to the present document. Foreword This European Standard (EN) has been produced by ETSI Technical Committee Aeronautics (AERO). The present document is part 2 of a multi-part deliverable covering the VHF air-ground and air-air Digital Link (VDL) Mode 4 radio equipmen
46、t; Technical characteristics and methods of measurement for aeronautical mobile (airborne) equipment, as identified below: Part 1: “Physical layer“; Part 2: “General description and data link layer“; Part 3: “Additional broadcast aspects“; Part 4: “Point-to-point functions“. The present document is
47、accompanied by an equivalent ground-based standard, ETSI EN 301 842 i.5 parts 1 to 5, covering the VHF air-ground Data Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment. NOTE: Minimum Operational Performance Specifications (MOPS) are a
48、lso being developed for VDL Mode 4. EUROCAE have previously published Interim MOPS for VDL Mode 4 i.6 which are a sub set of ETSI EN 302 842-1 2, ETSI EN 302 842-2 (the present document) , ETSI EN 302 842-3 6 and ETSI EN 302 842-4 7. ETSI EN 302 842-1 2, ETSI EN 302 842-2 (the present document), ETS
49、I EN 302 842-3 6 and ETSI EN 302 842-4 7 comply with the requirements of EC Mandate M/318 i.7. National transposition dates Date of adoption of this EN: 6 April 2015 Date of latest announcement of this EN (doa): 31 July 2015 Date of latest publication of new National Standard or endorsement of this EN (dop/e): 31 January 2016 Date of withdrawal of any conflicting National Standard (dow): 31 January 2017 Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will not“, “can“ and “cannot“ are to
