ETSI EN 301 841-2-2004 Electromagnetic compatibility and Radio spectrum Matters (ERM) VHF air-ground Digital Link (VDL) Mode 2 Technical characteristics and methods of measurement .pdf

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1、 ETSI EN 301 841-2 V1.1.1 (2004-03)European Standard (Telecommunications series) Electromagnetic compatibilityand Radio spectrum Matters (ERM);VHF air-ground Digital Link (VDL) Mode 2;Technical characteristics andmethods of measurementfor ground-based equipment;Part 2: Upper layersETSI ETSI EN 301 8

2、41-2 V1.1.1 (2004-03) 2 Reference DEN/ERM-TG25-015-2 Keywords aeronautical, radio, testing 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-Prfectur

3、e de Grasse (06) N 7803/88 Important notice Individual copies of the present document can be downloaded from: http:/www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versio

4、ns, the reference version is the Portable Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to rev

5、ision or change of status. Information on the current status of this and other ETSI documents is available at http:/portal.etsi.org/tb/status/status.asp If you find errors in the present document, send your comment to: editoretsi.org Copyright Notification No part may be reproduced except as authori

6、zed by written permission. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2004. All rights reserved. DECTTM, PLUGTESTSTM and UMTSTM are Trade Marks of ETSI registered for the benefit of its Members. TIPHONTMand the TIP

7、HON logo are Trade Marks currently being registered by ETSI for the benefit of its Members. 3GPPTM is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. ETSI ETSI EN 301 841-2 V1.1.1 (2004-03) 3 Contents Intellectual Property Rights10 Foreword.10

8、Introduction 10 1 Scope 11 2 References 11 3 Definitions and abbreviations.12 3.1 Definitions12 3.1.1 Basic reference model definitions.12 3.1.2 Service conventions definitions 12 3.1.3 General definitions13 3.2 Abbreviations .13 4 General architecture of VDL Mode 2.14 5 Link layer protocols and ser

9、vices functional specifications.15 5.1 MAC sublayer specifications .16 5.1.1 MAC services .16 5.1.1.1 Multiple access16 5.1.1.2 Channel congestion .16 5.1.2 MAC service system parameters 17 5.1.2.1 Timer TM1 (inter-access delay timer).17 5.1.2.2 Timer TM2 (channel busy timer)17 5.1.2.3 Parameter p (

10、persistence) 17 5.1.2.4 Counter M1 (maximum number of access attempts) 17 5.1.3 Description of procedures.17 5.1.3.1 Channel sensing 17 5.1.3.2 P-persistent CSMA access times.17 5.1.3.3 Inter-access interval 18 5.1.3.4 Channel access procedure .18 5.1.3.4.1 Purpose 18 5.1.3.4.2 Use.18 5.1.3.4.3 Proc

11、edure.18 5.1.3.5 AVLC frame reception18 5.1.3.5.1 Purpose 18 5.1.3.5.2 Use.18 5.1.3.5.3 Procedure.18 5.2 Data link layer service protocol specifications.19 5.2.1 Interface with MAC sub layer.19 5.2.1.1 Sequence of primitives19 5.2.2 Data Link State Machines.20 5.2.2.1 LME state machine .21 5.2.2.2 D

12、LE top state machine 22 5.2.2.3 DLE data transfer state diagram23 5.2.2.4 DLE selective reject state machines24 5.2.2.4.1 SRM mode Sending SREJ.24 5.2.2.4.2 SRM mode Receiving SREJ24 5.2.2.4.3 FRM mode.25 5.2.2.5 DLE termination state machine.26 5.2.3 Services.26 5.2.3.1 Received frame sequencing pr

13、ocedure26 5.2.3.1.1 Purpose 26 5.2.3.1.2 Use.26 5.2.3.1.3 Procedure.26 5.2.3.2 Error detection procedure26 5.2.3.2.1 Purpose 26 ETSI ETSI EN 301 841-2 V1.1.1 (2004-03) 4 5.2.3.2.2 Use.26 5.2.3.2.3 Procedure.27 5.2.3.3 Station identification .27 5.2.3.4 Broadcast addressing.27 5.2.3.5 Data transfer27

14、 5.2.4 Frame format 27 5.2.4.1 Address structure.27 5.2.4.2 Address fields0.0.3.3.27 5.2.4.2.1 Air-ground status bit28 5.2.4.2.2 Command/response status bit 28 5.2.4.2.3 Data link service addresses28 5.2.4.2.4 Address type 28 5.2.4.2.5 Aircraft specific addresses.28 5.2.4.2.6 ICAO-administered groun

15、d station specific addresses 28 5.2.4.2.7 ICAO-delegated ground station specific addresses .28 5.2.4.3 Broadcast address28 5.2.4.3.1 Encoding29 5.2.4.4 Link control field 29 5.2.4.5 Information field .29 5.2.5 Transmit queues management.29 5.2.6 Data link service system parameters.30 5.2.6.1 Paramet

16、er T1 (delay before non acknowledged retransmission).30 5.2.6.2 Parameter T2 (delay before acknowledgment)31 5.2.6.3 Parameter T3 (link initialization time) 31 5.2.6.4 Parameter T4 (maximum delay between transmissions).31 5.2.6.4.1 Recommendation.31 5.2.6.5 Parameter N1 (maximum number of bits of an

17、y frame) .31 5.2.6.6 Counter N2 (maximum number of transmissions) 31 5.2.6.7 Parameter k (window size)32 5.2.7 DLE retransmission timers .32 5.2.8 Description of procedures.32 5.2.8.1 Procedure retransmission schedule .32 5.2.8.1.1 Purpose 32 5.2.8.1.2 Use.32 5.2.8.1.3 Procedure.32 5.2.8.2 Procedure

18、 frame retransmission32 5.2.8.2.1 Purpose 32 5.2.8.2.2 Use.32 5.2.8.2.3 Procedure.33 5.2.8.3 Procedure XID frame retransmission33 5.2.8.3.1 Purpose 33 5.2.8.3.2 Use.33 5.2.8.3.3 Procedure.33 5.2.8.4 Procedure link monitoring.33 5.2.8.4.1 Purpose 33 5.2.8.4.2 Use.33 5.2.8.4.3 Procedure.33 5.2.8.5 Pro

19、cedure link recovery 33 5.2.8.5.1 Purpose 33 5.2.8.5.2 Use.33 5.2.8.5.3 Procedure.33 5.2.9 Modes of operation.34 5.2.9.1 Operational mode34 5.2.9.2 Non-operational mode.34 5.2.9.2.1 DISC frame34 5.2.9.2.2 DM frame 34 5.2.9.3 Frame reject mode.34 5.2.9.4 Sent selective reject mode.34 5.2.10 Use of th

20、e P/F bit 34 5.2.10.1 General34 5.2.10.2 INFO frames .35 5.2.10.3 Recommendation 35 ETSI ETSI EN 301 841-2 V1.1.1 (2004-03) 5 5.2.10.4 Unnumbered frames35 5.2.11 Unnumbered command frame collisions 35 5.2.11.1 DLE procedures 35 5.2.11.2 LME procedures35 5.2.12 XID frame.35 5.2.13 Broadcast 35 5.2.14

21、 Information transfer 35 5.2.14.1 Void.35 5.2.14.1.1 Eliminate redundant frames.35 5.2.14.1.2 Recommendation.36 5.2.14.1.3 Recommendation.36 5.2.14.1.4 Recommendation.36 5.2.14.1.5 Procedures for transmission.36 5.2.14.1.6 Recommendation.36 5.2.14.1.7 Recommendation.36 5.2.14.1.8 Recommendation.36 5

22、.2.14.2 SREJ frame .36 5.2.14.3 FRMR frame .37 5.2.14.4 UA frame 37 5.2.14.5 UI frame 37 5.2.14.6 TEST frame.37 5.3 VDL management entity 37 5.3.1 Services.37 5.3.1.1 Link provision.37 5.3.1.2 Link change notifications37 5.3.2 Exchange identity (XID) parameter38 5.3.2.1 Encoding .38 5.3.2.2 Public p

23、arameters38 5.3.2.2.1 HDLC public parameter set identifier .38 5.3.2.2.2 Timer T1 parameter.39 5.3.2.3 VDL private parameters39 5.3.2.4 General purpose information private parameters 39 5.3.2.4.1 VDL private parameter set identifier.39 5.3.2.4.2 Connection management parameter 39 5.3.2.4.3 Signal Qu

24、ality Parameter (SQP)40 5.3.2.4.4 XID sequencing parameter 41 5.3.2.4.5 AVLC specific options parameter .41 5.3.2.4.6 Expedited subnetwork connection parameter 42 5.3.2.4.7 LCR cause parameter 42 5.3.2.5 Aircraft-initiated information private parameters .43 5.3.2.5.1 Modulation support parameter.43

25、5.3.2.5.2 Acceptable alternate ground station parameter44 5.3.2.5.3 Destination airport parameter 44 5.3.2.5.4 Aircraft location parameter44 5.3.2.6 Ground-based initiated modification private parameters 45 5.3.2.6.1 Autotune frequency parameter 45 5.3.2.6.2 Replacement ground station list 45 5.3.2.

26、6.3 Timer T4 parameter.45 5.3.2.6.4 MAC persistence parameter 45 5.3.2.6.5 Counter M1 parameter.46 5.3.2.6.6 Timer TM2 parameter .46 5.3.2.6.7 Timer TG5 parameter 46 5.3.2.6.8 T3min parameter .46 5.3.2.6.9 Ground station address filter parameter.47 5.3.2.6.10 Broadcast connection parameter47 5.3.2.7

27、 Ground-based initiated information private parameters48 5.3.2.7.1 Frequency support list .48 5.3.2.7.2 Airport coverage indication parameter 48 5.3.2.7.3 Nearest airport parameter 48 5.3.2.7.4 ATN router NETs parameter .49 5.3.2.7.5 Ground-based system mask parameter 49 5.3.2.7.6 Timer TG3 paramete

28、r 49 ETSI ETSI EN 301 841-2 V1.1.1 (2004-03) 6 5.3.2.7.7 Timer TG4 parameter 50 5.3.2.7.8 Ground station location parameter.50 5.3.3 VME service system parameters.50 5.3.4 VME procedures.50 5.3.4.1 Minimum frequency dwell time procedure.50 5.3.4.1.1 Purpose 50 5.3.4.1.2 Use.51 5.3.4.1.3 Procedure.51

29、 5.3.4.1.4 Recommendation.51 5.3.4.2 Maximum idle activity time procedure .51 5.3.4.2.1 Purpose 51 5.3.4.2.2 Use.51 5.3.4.2.3 Procedure.51 5.3.4.3 Maximum time between transmissions procedure 51 5.3.4.3.1 Purpose 51 5.3.4.3.2 Use.51 5.3.4.3.3 Procedure.51 5.3.4.4 Maximum time between GSIFs.52 5.3.4.

30、4.1 Purpose 52 5.3.4.4.2 Use.52 5.3.4.4.3 Procedure.52 5.3.4.5 Maximum link overlap time procedure.52 5.3.4.5.1 Purpose 52 5.3.4.5.2 Use.52 5.3.4.5.3 Procedure.52 5.3.5 Description of LME procedures52 5.3.5.1 Frequency management procedures 56 5.3.5.1.1 Frequency search.56 5.3.5.1.2 Frequency recove

31、ry .56 5.3.5.2 Link connectivity procedures57 5.3.5.3 Ground station identification.57 5.3.5.4 Link establishment 57 5.3.5.4.1 Aircraft initiation.57 5.3.5.4.2 General ground response .57 5.3.5.4.3 Exceptional cases.58 5.3.5.5 Link parameter modification.58 5.3.5.5.1 Ground-based initiation .58 5.3.

32、5.5.2 General aircraft response.58 5.3.5.5.3 Recommendation.58 5.3.5.6 Aircraft-initiated handoff 58 5.3.5.6.1 Aircraft handoff.58 5.3.5.6.2 Site selection preference58 5.3.5.6.3 Recommendation.59 5.3.5.6.4 Interaction of LMEs 59 5.3.5.6.5 General ground response .59 5.3.5.6.6 Disconnecting old link

33、.59 5.3.5.6.7 Exceptional cases.59 5.3.5.7 Aircraft-requested ground-initiated handoff .59 5.3.5.7.1 Aircraft action59 5.3.5.7.2 General ground response .60 5.3.5.7.3 Exceptional cases.60 5.3.5.8 Ground-based initiated handoff0.60 5.3.5.8.1 Ground action 60 5.3.5.8.2 General aircraft response.60 5.3

34、.5.8.3 Disconnecting old link.60 5.3.5.8.4 Exceptional cases.60 5.3.5.8.5 Recommendation.60 5.3.5.9 Ground-based requested aircraft-initiated handoff0.4.4.9.60 5.3.5.9.1 Ground action 61 5.3.5.9.2 General aircraft response.61 5.3.5.9.3 Exceptional cases.61 5.3.5.9.4 Recommendation.61 ETSI ETSI EN 30

35、1 841-2 V1.1.1 (2004-03) 7 5.3.5.10 Ground-based requested broadcast handoff 61 5.3.5.10.1 Ground action 61 5.3.5.10.2 Aircraft response .61 5.3.5.10.3 Exceptional cases.62 5.3.5.11 Ground-based commanded autotune.62 5.3.5.11.1 Ground action 62 5.3.5.11.2 General aircraft response.62 5.3.5.11.3 Exce

36、ptional cases.62 5.3.5.12 Expedited subnetwork connection management .62 5.3.5.12.1 Initiating station of subnetwork connection management .63 5.3.5.12.2 General responder action.63 5.3.5.12.3 Exceptional cases.63 6 Subnetwork layer protocols and services functional specifications .63 6.1 Architectu

37、re63 6.1.1 Access points 63 6.2 Services 63 6.2.1 Subnetwork connection management .64 6.2.2 Packet fragmentation and reassembly.64 6.2.3 Error recovery.64 6.2.3.1 Recommendation 64 6.2.4 Connection flow control .64 6.2.4.1 Recommendation 64 6.3 Packet format64 6.3.1 General format identifier 64 6.3

38、.2 Calling and called DTE addresses 64 6.3.2.1 Encoding .65 6.3.2.1.1 Address field65 6.3.2.2 Aircraft DTE address 65 6.3.2.3 Ground DTE address.65 6.3.2.4 Ground network DTE addresses .65 6.3.3 Call user data field 65 6.3.4 Packet types 65 6.4 Subnetwork layer service system parameters.65 6.4.1 Pac

39、ket size 66 6.4.2 Parameter W (transmit window size)66 6.4.3 Parameter A (acknowledgment window size) 66 6.5 Effects of layers 1 and 2 on the subnetwork layer66 6.6 Description of procedures 66 6.6.1 Supported facilities .67 6.6.2 Unsupported facilities .67 6.6.3 Subnetwork establishment and connect

40、ion management67 6.6.3.1 Subnetwork entity initialization 68 6.6.3.2 Subnetwork connection establishment 68 6.6.3.2.1 Explicit subnetwork connection establishment68 6.6.3.2.2 Expedited subnetwork connection establishment 68 6.6.3.3 Subnetwork connection maintenance68 6.6.3.3.1 Explicit subnetwork co

41、nnection maintenance .68 6.6.3.3.2 Expedited subnetwork connection maintenance69 6.6.3.3.3 Broadcast subnetwork connection maintenance 69 6.6.4 Error handling.69 6.6.5 Acknowledgements.69 7 The VDL mobile SubNetwork Dependent Convergence Function (SNDCF) .69 7.1 Introduction 69 7.2 New function69 7.

42、3 Call user data encoding 70 7.3.1 ISH PDU.70 7.3.2 Maintained/initialized status bit70 7.3.3 Call request .70 7.3.4 Call confirmation 70 8 Link layer test cases .70 ETSI ETSI EN 301 841-2 V1.1.1 (2004-03) 8 8.1 MAC sublayer test cases 70 8.1.1 Test of listen before talk MAC (NH)70 8.1.1.1 Purpose70

43、 8.1.1.2 Test architecture70 8.1.1.3 Test scenario .70 8.1.2 Test of minimal MAC performance (NH) 70 8.1.2.1 Purpose70 8.1.2.2 Test architecture71 8.1.2.3 Test scenarios71 8.1.3 Test of p-persistent MAC performance on idle channel (CP).71 8.1.3.1 Purpose71 8.1.3.2 Test architecture71 8.1.3.3 Test sc

44、enarios71 8.1.4 Test of p-persistent MAC performance on busy channel (CP) .73 8.1.4.1 Purpose73 8.1.4.2 Test architecture73 8.1.4.3 Test scenarios73 8.2 Data link sublayer test cases.75 8.2.1 Test of maximum time between GSIF transmissions (IT) 75 8.2.1.1 Purpose75 8.2.1.2 Test architecture75 8.2.1.

45、3 Test scenario .75 8.2.2 Test of link establishment (IT)76 8.2.2.1 Purpose76 8.2.2.2 Test architecture76 8.2.2.3 Test scenario .76 8.2.3 Test of IUT link parameters recovery (CP) 76 8.2.3.1 Purpose76 8.2.3.2 Test architecture76 8.2.4 Test of received AVLC frame format (NH)77 8.2.4.1 Purpose77 8.2.4

46、.2 Test architecture77 8.2.4.3 Test scenario .77 8.2.5 Test of transmitted AVLC frames format (IT)77 8.2.5.1 Purpose77 8.2.5.2 Test architecture77 8.2.5.3 Test scenario .77 8.2.6 Test of retransmission procedure of unacknowledged frames other than XID (CP).77 8.2.6.1 Purpose77 8.2.6.2 Test architect

47、ure77 8.2.6.3 Test scenario .78 8.2.7 Test of maximum window size (NH)89 8.2.7.1 Purpose89 8.2.7.2 Test architecture89 8.2.7.3 Test scenario .89 8.2.8 Test of window size (CP)89 8.2.8.1 Purpose89 8.2.8.2 Test architecture90 8.2.8.3 Test scenario .90 8.2.9 Test of maximum acknowledgement delay (IT) .

48、90 8.2.9.1 Purpose90 8.2.9.2 Test architecture90 8.2.9.3 Test scenario .90 8.2.10 Test of acknowledgement delay (CP) .90 8.2.10.1 Purpose90 8.2.10.2 Test architecture90 8.2.10.3 Test scenario .90 8.2.11 Test of retransmission procedure of unacknowledged XID (CP) .90 8.2.11.1 Purpose90 8.2.11.2 Test

49、architecture90 8.2.11.3 Test scenario .91 8.2.12 Test of minimal link monitoring (IT)96 ETSI ETSI EN 301 841-2 V1.1.1 (2004-03) 9 8.2.12.1 Purpose96 8.2.12.2 Test architecture96 8.2.12.3 Test scenario .96 8.2.13 Test of link monitoring (CP).96 8.2.13.1 Purpose96 8.2.13.2 Test architecture97 8.2.13.3 Test scenario .97 8.2.14 Test of illegal reception (IT).97 8.2.14.1 Purpose97 8.2.14.2 Test architecture97 8.2.14.3 Test scenario .97 8.2.15 Test of time between GSIF transmissions (CP) 97 8.2.15.1 Purpose97 8.2.15.2 Test architecture97 8.2.15.3 Test scenario .97 8.2.16 Test of maxima