1、 ETSI EN 301 025 V2.2.1 (2017-03) VHF radiotelephone equipment for general communications and associated equipment for Class “D“ Digital Selective Calling (DSC); Harmonised Standard covering the essential requirements of articles 3.2 and 3.3(g) of Directive 2014/53/EU HARMONISED EUROPEAN STANDARD ET
2、SI ETSI EN 301 025 V2.2.1 (2017-03) 2 Reference REN/ERM-TG26-517 Keywords DSC, harmonised standard, maritime, radio, traffic, 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 n
3、on lucratif enregistre la Sous-Prfecture 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 o
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7、xcept as authorized by written permission of ETSI. 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 2017. All rights reserve
8、d. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo 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 th
9、e GSM Association. ETSI ETSI EN 301 025 V2.2.1 (2017-03) 3 Contents Intellectual Property Rights 9g3Foreword . 9g3Modal verbs terminology 9g31 Scope 10g32 References 10g32.1 Normative references . 10g32.2 Informative references 10g33 Definitions, symbols and abbreviations . 11g33.1 Definitions 11g33
10、.2 Symbols 11g33.3 Abbreviations . 12g34 General and operational requirements 12g34.1 General . 12g34.2 Composition . 12g34.3 Construction . 13g34.4 Controls and indicators . 13g34.5 DSC interface for non-integrated controllers . 14g34.6 Display . 14g34.7 Handset and loudspeaker 14g34.8 Safety preca
11、utions 14g34.9 Labelling. 14g34.10 Warm up . 14g34.11 GNSS receiver antenna 14g35 Technical requirements 15g35.1 Switching time 15g35.2 Class of emission and modulation characteristics 15g35.3 DSC operation 15g35.3.1 General 15g35.4 Multiple watch facilities . 15g35.4.1 General 15g35.4.2 Scanning pr
12、ovisions 15g35.4.3 Scanning characteristics 16g36 General conditions of measurement . 16g36.1 Arrangements for test signals applied to the receiver input 16g36.2 Squelch . 16g36.3 Transmission time limitation 16g36.4 Normal test modulation 16g36.5 Artificial antenna 17g36.6 Arrangements for test sig
13、nals applied to the transmitter input . 17g36.7 Test channels 17g36.8 Generation and examination of the digital selective call signal . 17g36.9 Standard test signals for DSC . 17g36.10 Determination of the symbol error ratio in the output of the receiving part . 18g36.11 Void 18g36.12 Test condition
14、s, power sources, and ambient temperatures 18g36.12.1 Normal and extreme test conditions 18g36.12.2 Test power source . 18g36.13 Normal test conditions 18g36.13.1 Normal temperature and humidity 18g36.13.2 Normal power sources 18g36.13.2.1 Battery power source. 18g36.13.2.2 Other power sources 18g36
15、.14 Extreme test conditions 19g3ETSI ETSI EN 301 025 V2.2.1 (2017-03) 4 6.14.1 Extreme temperatures . 19g36.14.2 Extreme values of test power sources . 19g36.14.2.1 Battery power source. 19g36.14.2.2 Other power sources 19g36.15 Procedure for tests at extreme temperatures . 19g36.16 Reference Bandwi
16、dths for emission measurements . 19g37 Environmental tests 20g37.1 Introduction 20g37.2 Procedure 20g37.3 Performance check . 20g37.4 Vibration test 20g37.4.1 Definition 20g37.4.2 Method of measurement . 20g37.4.3 Requirement 21g37.5 Temperature tests . 21g37.5.1 Definition 21g37.5.2 Dry heat 21g37.
17、5.2.1 Definition 21g37.5.2.2 Method of measurement 21g37.5.2.3 Requirement 21g37.5.3 Damp heat . 21g37.5.3.1 Definition 21g37.5.3.2 Method of measurement 22g37.5.3.3 Requirement 22g37.5.4 Low temperature . 22g37.5.4.1 Definition 22g37.5.4.2 Method of measurement 22g37.5.4.3 Requirement 22g38 Transmi
18、tter . 22g38.1 Frequency error 22g38.1.1 Definition 22g38.1.2 Method of measurement . 22g38.1.3 Limits 23g38.2 Carrier power 23g38.2.1 Definition 23g38.2.2 Method of measurement . 23g38.2.3 Limits 23g38.2.3.1 Normal test conditions 23g38.2.3.2 Extreme test conditions . 23g38.3 Frequency deviation .
19、23g38.3.1 Definition 23g38.3.2 Maximum permissible frequency deviation 24g38.3.2.1 Method of measurement 24g38.3.2.2 Limits 24g38.3.3 Reduction of frequency deviation at modulation frequencies above 3 kHz 24g38.3.3.1 Method of measurement 24g38.3.3.2 Limits 24g38.4 Sensitivity of the modulator, incl
20、uding microphone 25g38.4.1 Definition 25g38.4.2 Method of measurement . 25g38.4.3 Limits 25g38.5 Audio frequency response 25g38.5.1 Definition 25g38.5.2 Method of measurement . 26g38.5.3 Limit . 26g38.6 Audio frequency harmonic distortion of the emission 26g38.6.1 Definition 26g38.6.2 Method of meas
21、urement . 27g38.6.2.1 General 27g38.6.2.2 Normal test conditions 27g3ETSI ETSI EN 301 025 V2.2.1 (2017-03) 5 8.6.2.3 Extreme test conditions . 27g38.6.3 Limits 27g38.7 Adjacent channel power . 27g38.7.1 Definition 27g38.7.2 Method of measurement . 27g38.7.3 Limits 28g38.8 Conducted spurious emission
22、s conveyed to the antenna 28g38.8.1 Definition 28g38.8.2 Method of measurement . 28g38.8.3 Limit . 28g38.9 Cabinet radiation and conducted spurious emissions other than those conveyed to the antenna . 28g38.9.1 Definitions 28g38.9.2 Method of measurement . 28g38.9.3 Limits 29g38.10 Transient frequen
23、cy behaviour of the transmitter . 30g38.10.1 Definitions 30g38.10.2 Method of measurement . 30g38.10.3 Limits 32g38.11 Residual modulation of the transmitter 32g38.11.1 Definition 32g38.11.2 Method of measurement . 32g38.11.3 Limit . 32g38.12 Frequency error (demodulated DSC signal) . 32g38.12.1 Def
24、inition 32g38.12.2 Method of measurement . 33g38.12.3 Limits 33g38.13 Modulation index for DSC . 33g38.13.1 Definition 33g38.13.2 Method of measurement . 33g38.13.3 Limits 33g38.14 Modulation rate for DSC 33g38.14.1 Definition 33g38.14.2 Method of measurement . 33g38.14.3 Limits 33g38.15 Testing of
25、free channel transmission on DSC channel 70 34g38.15.1 Definition 34g38.15.2 Method of measurement . 34g38.15.3 Requirement 34g39 Radiotelephone receiver . 34g39.1 Harmonic distortion and rated audio-frequency output power . 34g39.1.1 Definition 34g39.1.2 Methods of measurement 34g39.1.3 Limits 35g3
26、9.2 Audio frequency response 35g39.2.1 Definition 35g39.2.2 Method of measurement . 35g39.2.3 Limits 35g39.3 Maximum usable sensitivity . 36g39.3.1 Definition 36g39.3.2 Method of measurement . 36g39.3.3 Limits 37g39.4 Co-channel rejection. 37g39.4.1 Definition 37g39.4.2 Method of measurement . 37g39
27、.4.3 Limit . 37g39.5 Adjacent channel selectivity . 37g39.5.1 Definition 37g39.5.2 Method of measurement . 37g39.5.3 Limits 38g39.6 Spurious response rejection 38g39.6.1 Definition 38g3ETSI ETSI EN 301 025 V2.2.1 (2017-03) 6 9.6.2 Method of measurement . 38g39.6.3 Limit . 38g39.7 Intermodulation res
28、ponse . 38g39.7.1 Definition 38g39.7.2 Method of measurement . 39g39.7.3 Limit . 39g39.8 Blocking or desensitization 39g39.8.1 Definition 39g39.8.2 Method of measurement . 39g39.8.3 Limit . 39g39.9 Spurious emissions . 40g39.9.1 Definition 40g39.9.2 Method of measuring the power level 40g39.9.3 Limi
29、t . 40g39.10 Receiver radiated spurious emissions . 40g39.10.1 Definition 40g39.10.2 Method of measurements 40g39.10.3 Limit . 41g39.11 Receiver residual noise level 41g39.11.1 Definition 41g39.11.2 Method of measurement . 41g39.11.3 Limit . 41g39.12 Squelch operation . 41g39.12.1 Definition 41g39.1
30、2.2 Method of measurement . 42g39.12.3 Limits 42g39.13 Squelch hysteresis 42g39.13.1 Definition 42g39.13.2 Method of measurement . 42g39.13.3 Limit . 42g39.14 Multiple watch characteristic . 43g39.14.1 Definition 43g39.14.2 Method of measurement . 43g39.14.3 Limits 43g310 Receiver for DSC decoder 43
31、g310.1 Maximum usable sensitivity . 43g310.1.1 Definition 43g310.1.2 Method of measurement . 43g310.1.3 Limits 44g310.2 Co-channel rejection. 44g310.2.1 Definition 44g310.2.2 Method of measurement . 44g310.2.3 Limits 44g310.3 Adjacent channel selectivity . 44g310.3.1 Definition 44g310.3.2 Method of
32、measurement . 44g310.3.3 Limits 45g310.4 Spurious response and blocking immunity . 45g310.4.1 Definition 45g310.4.2 Method of measurement . 45g310.4.3 Limits 45g310.5 Intermodulation response . 45g310.5.1 Definition 45g310.5.2 Method of measurement . 45g310.5.3 Limits 46g310.6 Dynamic range . 46g310
33、.6.1 Definition 46g310.6.2 Method of measurement . 46g310.6.3 Limit . 46g310.7 Spurious emissions . 46g310.7.1 Definition 46g3ETSI ETSI EN 301 025 V2.2.1 (2017-03) 7 10.7.2 Method of measuring the power level 46g310.7.3 Limit . 46g310.8 Simultaneous reception 46g310.8.1 Definition 46g310.8.2 Method
34、of measurement . 47g310.8.3 Limits 47g310.9 DSC Signalling . 47g310.9.1 Display 47g310.9.2 Watchkeeping receiver . 47g310.9.3 Individual DSC calls . 47g310.9.4 All ships calls 47g310.9.5 DSC call functionality 47g310.9.6 DSC message composition . 47g310.9.7 Prioritized wait 47g310.9.8 Alarms 48g310.
35、9.9 Standby . 48g310.9.10 Sending distress automated requirements . 48g310.9.11 Display- sending distress 48g310.9.12 Distress button sub procedure . 48g310.9.13 Transmission of the alert attempt 48g310.9.14 Updating position 48g310.9.15 Handling received DSC messages - sending distress 48g310.9.16
36、Alarms - sending distress 48g310.9.17 Determining subsequent communications - sending distress 48g310.9.18 Automated tuning - sending distress . 48g310.9.19 Cancelling the distress alert 48g310.9.20 Acknowledgements - sending distress 49g310.9.21 Termination - sending distress 49g310.9.22 Warnings -
37、 sending distress 49g310.9.23 Tasks - receiving distress 49g310.9.24 Display - receiving distress . 49g310.9.25 Handling received DSC messages - receiving distress . 49g310.9.26 Alarms - receiving distress . 49g310.9.27 Determining subsequent communications - receiving distress . 49g310.9.28 Automat
38、ed tuning - receiving distress 49g310.9.29 Acknowledgements - receiving distress 49g310.9.30 Termination - receiving distress 49g310.9.31 Warnings - receiving distress 49g310.9.32 Tasks - sending non distress . 49g310.9.33 Display - sending non distress 50g310.9.34 Handling received DSC messages - s
39、ending non distress . 50g310.9.35 Alarms - sending non distress . 50g310.9.36 Automated tuning - sending non distress 50g310.9.37 Delayed acknowledgements - sending non distress 50g310.9.38 Termination - sending non distress . 50g310.9.39 Warnings - sending non distress . 50g310.9.40 Tasks - receivi
40、ng non distress . 50g310.9.41 Display - receiving non distress 50g310.9.42 Handling received DSC messages - receiving non distress 50g310.9.43 Alarms - receiving non distress . 50g310.9.44 Automated tuning - receiving non distress . 50g310.9.45 Acknowledgements - receiving non distress . 50g310.9.46
41、 Termination - receiving non distress . 51g310.9.47 Warnings - receiving non distress . 51g310.9.48 Communication automated procedure 51g310.9.49 Tasks - communication . 51g310.9.50 Display - communication 51g310.9.51 Handling received DSC messages - communication 51g310.9.52 Tuning of the receiver
42、and transmitter - communication 51g310.9.53 Termination - communication. 51g310.9.54 Tasks of handling incoming calls while engaged . 51g310.9.55 Termination of automated procedures 51g3ETSI ETSI EN 301 025 V2.2.1 (2017-03) 8 10.9.56 Actions after termination of an automated procedure . 51g310.9.57
43、Putting automated procedures on hold 51g310.9.58 Controlling non-terminated automated procedures on hold 51g311 Testing for compliance with technical requirements 52g311.1 Test conditions, power supply and ambient temperatures 52g311.2 Interpretation of the measurement results 52g3Annex A (informati
44、ve): Relationship between the present document and the essential requirements of Directive 2014/53/EU . 53g3Annex B (normative): Measuring receiver for adjacent channel power measurement . 56g3B.1 Power measuring receiver specification . 56g3B.1.1 General . 56g3B.1.2 IF filter . 56g3B.1.3 Attenuatio
45、n indicator 57g3B.1.4 r.m.s. value indicator 57g3B.1.5 Oscillator and amplifier 57g3Annex C (informative): Bibliography . 58g3Annex D (informative): Change History 59g3History 60g3ETSI ETSI EN 301 025 V2.2.1 (2017-03) 9 Intellectual Property Rights IPRs essential or potentially essential to the pres
46、ent document may have been declared to ETSI. The information pertaining to these essential IPRs, if 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 re
47、spect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (https:/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 o
48、f other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic compatibility and Radio spectru
49、m Matters (ERM). The present document has been prepared under the Commissions standardisation request C(2015) 5376 final i.9 to provide one voluntary means of conforming to the essential requirements of Directive 2014/53/EU on the harmonisation of the laws of the Member States relating to the making available on the market of radio equipment and repealing Directive 1999/5/EC i.3. Once the present document is cited in the Official Journal of the European Union under that Directive, compliance with the normative clauses of the present document given in tables A.1 and A.2 co
