ETSI EN 300 176-2 V1.3.2 (1999-06)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.LNDFLMDDigital Enhanced Cordless Telecommunications (DECT); Approval test specification; Part 2: Speech33.070.30'(&7Digital Enhanced Cordless Telecommunications (DECT)ICS:Ta slovenski standard je istoveten z:EN 300 176-2 Version 1.3.2SIST EN 300 176-2 V1.3.2:2003en01-december-2003SIST EN 300 176-2 V1.3.2:2003SLOVENSKI
STANDARD



SIST EN 300 176-2 V1.3.2:2003



EN 300 176-2 V1.3.2 (1999-06)European Standard (Telecommunications series)Digital Enhanced Cordless Telecommunications (DECT);Approval test specification;Part 2: SpeechSIST EN 300 176-2 V1.3.2:2003



ETSIETSI EN 300 176-2 V1.3.2 (1999-06)2ReferenceREN/DECT-040118-2 (1moi0j1c.PDF)KeywordsDECT, radio, voice, testing, regulationETSIPostal addressF-06921 Sophia Antipolis Cedex - FRANCEOffice address650 Route des Lucioles - Sophia AntipolisValbonne - FRANCETel.: +33 4 92 94 42 00
Fax: +33 4 93 65 47 16Siret N° 348 623 562 00017 - NAF 742 CAssociation à but non lucratif enregistrée à laSous-Préfecture de Grasse (06) N° 7803/88Internetsecretariat@etsi.frIndividual copies of this ETSI deliverablecan be downloaded fromhttp://www.etsi.orgIf you find errors in the present document, send yourcomment to: editor@etsi.frCopyright NotificationNo part may be reproduced except as authorized by written permission.The copyright and the foregoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1999.All rights reserved.SIST EN 300 176-2 V1.3.2:2003



ETSIETSI EN 300 176-2 V1.3.2 (1999-06)3ContentsIntellectual Property Rights.7Foreword.71Scope.82References.83Definitions and abbreviations.103.1Definitions.103.2Abbreviations.124Interpretation of the measurement results.125General test requirements.135.1Test philosophy.135.1.1Equipment supporting an ETSI approved profile.135.1.2Equipment not supporting an ETSI approved profile.145.1.3Applicant's declaration.145.2Low noise room.155.3Lower Tester (LT).155.3.1Description.155.3.2Connections between the EUT and the LT.155.3.3Functions and abilities.155.3.4Measurement uncertainty.156General testing conditions.166.1Environment for tests.166.2Power supply limitations.166.3Power source.167Speech and telephony tests.167.1Test configurations.167.1.1General.167.1.2Testing a DECT system.167.1.3Testing a separate PP or FP.177.1.4Reference FP (ReFP) and Reference PP (RePP).187.1.5Applicability of tests.197.2Digital signal level.197.3General conditions of test.207.4Ideal codec.207.5Electro-acoustical equipment.207.6Speech coding scheme.217.6.1Requirement for speech coding algorithm.217.6.2Applicant's declaration on speech coding algorithm.217.6.3Requirement for the TAP in the FP.217.6.4Applicant's declaration on the TAP in the FP.217.7PP sending frequency response.217.7.1Requirement.217.7.2Method of measurement.227.8PP receiving frequency response.227.8.1Requirement.227.8.2Method of measurement.237.9PP loudness rating.247.9.1Requirement.247.9.2Method of measurement.247.9.2.1SLRH.247.9.2.2RLRH.247.10User controlled volume control in the PP.247.10.1Requirement.24SIST EN 300 176-2 V1.3.2:2003



ETSIETSI EN 300 176-2 V1.3.2 (1999-06)47.10.2Method of measurement.257.10.2.1SLRH.257.10.2.2RLRH.257.11PP talker sidetone masking rating.257.11.1Requirement.257.11.2Method of measurement.257.12Listener SideTone (LST).257.12.1LSTR requirement.257.12.2Protocol requirement for EUTs with declared noise rejection capability.267.12.3Method of measurement for LSTR.267.12.4Method of measurement for the protocol requirement for EUTs with declared noise rejectioncapability applying to be approved separately.267.12.5Applicant's declaration for the protocol requirement for EUTs applying to be approved as a DECTsystem.277.13Terminal Coupling Loss (TCLw) of a PP.277.13.1TCLw requirement.277.13.2Protocol requirement.277.13.3Method of measurement for TCLw for a PP being approved separately.277.13.4Method of measurement for TCLw for a PP being approved as part of a DECT system.287.13.5Method of measurement for the protocol requirement for EUTs applying to be approved separately.287.13.6Applicant's declaration for the protocol requirement for EUTs applying to be approved as a DECTsystem.287.14FP echo control functions with a 4-wire interface.287.14.1Static requirements.287.14.2Dynamic requirements.297.14.2.1Minimum TCLw.297.14.2.2Full TCLw.297.14.3Artificial echo loss of a FP with a 4-wire interface.297.14.3.1Requirement for artificial echo loss.297.14.3.2Requirement for the ability to disable the artificial echo loss.297.14.3.3Method of measurement of artificial echo loss.297.14.3.4Method of measurement for ability to disable artificial echo loss.307.14.3.4.1EUTs being approved as separate items.307.14.3.4.2EUTs being approved as a DECT system with a PP having full TCLw.307.14.4Echo control device of a FP with a 4-wire interface.307.14.4.1Requirement for the echo control device.307.14.4.2Requirement for the ability to disable the echo control device.307.14.4.3Method of measurement for the echo control device.307.14.4.4Method of measurement for the ability to disable the echo control function.307.14.4.4.1EUTs being approved as separate items.307.14.4.4.2EUTs being approved as a DECT system with a PP having full TCLw.317.15Stability loss - fixed geometry.317.15.1Requirement.317.15.2Method of measurement.317.16Stability loss variable geometry.317.16.1Requirement.317.16.2Method of measurement.317.17Sending distortion.327.17.1Requirement.327.17.2Method of measurement.327.18Receiving distortion.327.18.1Requirement.327.18.2Method of measurement.327.19Side tone distortion.327.19.1Requirement.327.19.2Method of measurement.327.20Out of band (sending).337.20.1Requirement.337.20.2Method of measurement.337.21Out of band (receiving).33SIST EN 300 176-2 V1.3.2:2003



ETSIETSI EN 300 176-2 V1.3.2 (1999-06)57.21.1Requirement.337.21.2Method of measurement.337.22Sending noise.347.22.1Requirement.347.22.2Method of measurement.347.23Sending noise (narrow band).347.23.1Requirement.347.23.2Method of measurement.347.24Receiving noise.347.24.1Requirement.347.24.2Method of measurement.347.25Sampling frequency level (receiving).357.25.1Requirement.357.25.2Method of measurement.357.26Acoustic shock.357.27DECT network delay.357.27.1Requirement.357.27.2Method of measurement.367.28PP delay.377.28.1Requirement.377.28.2Method of measurement.377.29FP delay.387.29.1Requirement.387.29.2Method of measurement.397.30Echo control at the network side.407.30.1Requirement.407.30.2Method of measurement.407.30.2.14-wire interface.407.30.2.2Analogue 2-wire interface.417.30.2.2.1Requirement 1.417.30.2.2.2Requirement 2.427.31Variation of gain with input level-sending.437.31.1Requirement.437.31.2Method of measurement.437.32Variation of gain with input level- receiving.437.32.1Requirement.437.32.2Method of measurement.447.33Additional requirements for DECT systems provided with a 2-wire PSTN interface.447.33.1General.447.33.1.1Polarity independence.447.33.1.2Feed Conditions.447.33.1.3Power supply.447.33.1.4Volume control.447.33.2Speech performance characteristics.457.33.2.1Sensitivity/frequency response.457.33.2.2Sending and Receiving Loudness Ratings (SLR and RLR).457.33.2.3Sidetone.457.33.2.4Distortion.457.33.2.5Linearity (variation of gain with input level).457.33.2.6Noise.457.33.2.7Instability.457.33.2.8Echo Return Loss.46SIST EN 300 176-2 V1.3.2:2003



ETSIETSI EN 300 176-2 V1.3.2 (1999-06)68Loudspeaking and handsfree telephony.46Annex A (informative):Essential requirement justification.47Annex B (informative):Description of the CSS.49B.1General.49B.2Test signal.49B.3Measurement.50B.4Calculation.51Annex C (normative):Description of the cross-correlation method.53C.1Test signal.53C.2Calculation.53Annex D (informative):Acoustic shock requirements.54D.1Continuous signal.54D.2Peak signal.54Bibliography.55History.56SIST EN 300 176-2 V1.3.2:2003



ETSIETSI EN 300 176-2 V1.3.2 (1999-06)7Intellectual Property RightsIPRs essential or potentially essential to the present document may have been declared to ETSI. The informationpertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be foundin SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respectof ETSI standards", which is available free of charge from the ETSI Secretariat. Latest updates are available on theETSI Web server (http://www.etsi.org/ipr).Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guaranteecan be given as to the existence of other IPRs not referenced in SR 000 314 (or the updates on the ETSI Web server)which are, or may be, or may become, essential to the present document.ForewordThis European Standard (Telecommunications series) h
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