1、 ETSI TS 126 132 V15.0.0 (2018-07) Universal Mobile Telecommunications System (UMTS); LTE; Speech and video telephony terminal acoustic test specification (3GPP TS 26.132 version 15.0.0 Release 15) TECHNICAL SPECIFICATION ETSI ETSI TS 126 132 V15.0.0 (2018-07)13GPP TS 26.132 version 15.0.0 Release 1
2、5Reference RTS/TSGS-0426132vf00 Keywords LTE,UMTS 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-Prfecture de Grasse (06) N 7803/88 Important noti
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9、132 version 15.0.0 Release 15Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative deliverables 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
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13、hose trademarks in the present document does not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks. Foreword This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The present document may refer t
14、o technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/q
15、ueryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ an
16、d “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 126 132 V15.0.0 (2018-07)33GPP TS 26.132 version 15.0.0 Release 15Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 9g3Introduction 9g31 Scope 10g32 Referenc
17、es 10g33 Definitions, symbols and abbreviations . 12g33.1 Definitions 12g33.2 Abbreviations . 12g34 Interfaces 13g35 Test configurations . 14g35.1 Setup for terminals . 14g35.1.1 Setup for handset terminals . 15g35.1.2 Setup for headset terminals . 15g35.1.3 Setup for hands-free terminals 16g35.1.3.
18、1 Vehicle-mounted hands-free . 16g35.1.3.2 Desktop hands-free 17g35.1.3.3 Hand-held hands-free 17g35.1.3.4 Softphone including speakers and microphone . 18g35.1.3.5 Softphone with separate speakers . 20g35.1.4 Position and calibration of HATS . 24g35.1.5 Test setup for quality in the presence of amb
19、ient noise measurements 24g35.1.5.1 Handset . 24g35.1.5.2 Hand-held hands-free 25g35.2 Setup of the electrical interfaces . 27g35.2.1 Codec approach and specification. 27g35.2.2 Direct digital processing approach 28g35.3 Accuracy of test equipment 29g35.4 Test signals . 30g35.5 Void 31g35.5.1 Void 3
20、1g35.5.2 Void 31g36 Test conditions . 31g36.1 Environmental conditions . 31g36.1.1 Handset and headset terminals 31g36.1.2 Hands-free terminals . 31g36.2 System simulator conditions. 32g37 Narrowband telephony transmission performance test methods 32g37.1 Applicability . 32g37.2 Overall loss/loudnes
21、s ratings 32g37.2.1 General 32g37.2.2 Connections with handset UE . 33g37.2.2.1 Sending loudness rating (SLR) . 33g37.2.2.2 Receiving loudness rating (RLR) 33g37.2.2.3 Receiving loudness rating (RLR) in the presence of background noise 33g37.2.3 Connections with desktop and vehicle-mounted hands-fre
22、e UE. 34g37.2.3.1 Sending loudness rating (SLR) . 34g37.2.3.2 Receiving Loudness Rating (RLR) . 35g37.2.4 Connections with hand-held hands-free UE . 35g37.2.4.1 Sending loudness rating (SLR) . 35g37.2.4.2 Receiving loudness rating (RLR) 35g3ETSI ETSI TS 126 132 V15.0.0 (2018-07)43GPP TS 26.132 versi
23、on 15.0.0 Release 157.2.5 Connections with headset UE . 36g37.3 Idle channel noise (handset and headset UE) . 36g37.3.1 Sending . 36g37.3.2 Receiving 36g37.4 Sensitivity/frequency characteristics 37g37.4.1 Handset and headset UE sending 37g37.4.2 Handset and headset UE receiving . 37g37.4.3 Desktop
24、and vehicle-mounted hands-free UE sending . 37g37.4.4 Desktop and vehicle-mounted hands-free UE receiving . 38g37.4.5 Hand-held hands-free UE sending 38g37.4.6 Hand-held hands-free UE receiving 38g37.5 Sidetone characteristics 39g37.5.1 Connections with handset UE . 39g37.5.1.1 void . 39g37.5.1.2 Co
25、nnections with handset UE HATS method 39g37.5.2 Headset UE . 39g37.5.3 Hands-free UE (all categories) 40g37.5.4 Sidetone delay for handset or headset . 40g37.6 Stability loss . 40g37.7 Acoustic echo control . 41g37.7.1 General 41g37.7.2 Acoustic echo control in a hands-free UE 41g37.7.3 Acoustic ech
26、o control in handset UE 42g37.7.4 Acoustic echo control in a headset UE . 42g37.8 Distortion 42g37.8.1 Sending distortion . 42g37.8.2 Receiving 43g37.9 Void 44g37.10 Delay 45g37.10.0 UE Delay Measurement Methodologies . 45g37.10.1 Delay in sending direction (Handset UE) . 45g37.10.1a Delay in sendin
27、g direction (headset UE) 46g37.10.2 Delay in receiving direction (handset UE) 46g37.10.2a Delay in receiving direction (headset UE) 47g37.10.3 Delay in sending + receiving direction using “echo” method (handset UE) . 48g37.10.3a Delay in sending + receiving direction using “echo” method (headset UE)
28、 . 49g37.10.4 Delay and speech quality in conditions with packet arrival time variations and packet loss 49g37.10.4.1 Delay in sending direction 49g37.10.4.2 Delay in receiving direction 49g37.10.4.3 Speech quality loss in conditions with packet arrival time variations and packet loss 50g37.10.5 UE
29、send clock accuracy 51g37.10.6 UE receiving with clock skew 51g37.11 Echo control characteristics 51g37.11.1 Test set-up and test signals . 51g37.11.2 . Test method 52g37.11.2.1 Signal alignment . 53g37.11.2.2 Signal level computation and frame classification 53g37.11.2.3 Classification into categor
30、ies 54g37.12 Quality (speech quality, noise intrusiveness) in the presence of ambient noise . 54g37.12.1 Handset . 54g37.12.2 Hand-held hands-free 56g37.13 Jitter buffer management behaviour . 57g37.13.0 General 57g37.13.1 Delay histogram 57g37.13.2 Speech quality loss histogram . 58g38 Wideband tel
31、ephony transmission performance test methods . 59g38.1 Applicability . 59g38.2 Overall loss/loudness ratings 59g38.2.1 General 59g38.2.2 Connections with handset UE . 59g3ETSI ETSI TS 126 132 V15.0.0 (2018-07)53GPP TS 26.132 version 15.0.0 Release 158.2.2.1 Sending loudness rating (SLR) . 59g38.2.2.
32、2 Receiving loudness rating (RLR) 59g38.2.2.3 Receiving loudness rating (RLR) in the presence of background noise 60g38.2.3 Connections with desktop and vehicle-mounted hands-free UE. 60g38.2.3.1 Sending loudness rating (SLR) . 60g38.2.3.2 Receiving loudness rating (RLR) 61g38.2.4 Connections with h
33、and-held hands-free UE . 61g38.2.4.1 Sending loudness rating (SLR) . 61g38.2.4.2 Receiving loudness rating (RLR) 61g38.2.5 Connections with headset UE . 62g38.3 Idle channel noise (handset and headset UE) . 62g38.3.1 Sending . 62g38.3.2 Receiving 62g38.4 Sensitivity/frequency characteristics 63g38.4
34、.1 Handset and headset UE sending 63g38.4.2 Handset and headset UE receiving . 63g38.4.3 Desktop and vehicle-mounted hands-free UE sending . 63g38.4.4 Desktop and vehicle-mounted hands-free UE receiving . 64g38.4.5 Hand-held hands-free UE sending 64g38.4.6 Hand-held hands-free UE receiving 64g38.5 S
35、idetone characteristics 65g38.5.1 Connections with handset UE . 65g38.5.2 Headset UE . 65g38.5.3 Hands-free UE (all categories) 65g38.5.4 Sidetone delay for handset or headset . 65g38.6 Stability loss . 66g38.7 Acoustic echo control . 67g38.7.1 General 67g38.7.2 Acoustic echo control in a hands-free
36、 UE 67g38.7.3 Acoustic echo control in a handset UE . 68g38.7.4 Acoustic echo control in a headset UE . 68g38.8 Distortion 68g38.8.1 Sending distortion . 68g38.8.2 Receiving 69g38.9 Void 70g38.10 Delay 71g38.10.0 UE Delay Measurement Methodologies . 71g38.10.1 Delay in sending direction (handset UE)
37、 71g38.10.1a Delay in sending direction (headset UE) 72g38.10.2 Delay in receiving direction (handset UE) 72g38.10.2a Delay in receiving direction (headset UE) 74g38.10.3 Delay in sending + receiving direction using “echo” method (handset UE) . 74g38.10.3a Delay in sending + receiving direction usin
38、g “echo” method (headset UE) . 76g38.10.4 Delay and speech quality in conditions with packet arrival time variations and packet loss 76g38.10.4.1 Delay in sending direction 76g38.10.4.2 Delay in receiving direction 76g38.10.4.3 Speech quality loss in conditions with packet arrival time variations an
39、d packet loss 77g38.10.5 UE send clock accuracy 78g38.10.6 UE receiving with clock skew 78g38.11 Echo control characteristics 78g38.11.1 Test set-up and test signals . 78g38.11.2 . Test method 78g38.11.2.1 Signal alignment . 79g38.11.2.2 Signal level computation and frame classification 80g38.11.2.3
40、 Classification into categories 80g38.12 Quality (speech quality, noise intrusiveness) in the presence of ambient noise . 80g38.12.1 Handset . 80g38.12.2 Hand-held hands-free 82g38.13 Jitter buffer management behaviour . 83g38.13.0 General 83g38.13.1 Delay histogram 83g3ETSI ETSI TS 126 132 V15.0.0
41、(2018-07)63GPP TS 26.132 version 15.0.0 Release 158.13.2 Speech quality loss histogram . 84g39 Super-wideband telephony transmission performance test methods 85g39.1 Applicability . 85g39.2 Overall loss/loudness ratings 85g39.2.1 General 85g39.2.2 Connections with handset UE . 85g39.2.2.1 Sending lo
42、udness rating (SLR) . 85g39.2.2.2 Receiving loudness rating (RLR) 85g39.2.2.3 Receiving loudness rating (RLR) in the presence of background noise 85g39.2.3 Connections with desktop and vehicle-mounted hands-free UE. 85g39.2.3.1 Sending loudness rating (SLR) . 85g39.2.3.2 Receiving loudness rating (R
43、LR) 85g39.2.4 Connections with hand-held hands-free UE . 85g39.2.4.1 Sending loudness rating (SLR) . 85g39.2.4.2 Receiving loudness rating (RLR) 85g39.2.5 Connections with headset UE . 86g39.3 Idle channel noise (handset and headset UE) . 86g39.3.1 Sending . 86g39.3.2 Receiving 86g39.4 Sensitivity/f
44、requency characteristics 87g39.4.0 General 87g39.4.1 Handset and headset UE sending 87g39.4.1.1 Handset UE sending 87g39.4.1.2 Headset UE sending 87g39.4.2 Handset and headset UE receiving . 87g39.4.2.1 Handset UE receiving . 87g39.4.2.2 Headset UE receiving 88g39.4.3 Desktop and vehicle-mounted han
45、ds-free UE sending . 88g39.4.4 Desktop and vehicle-mounted hands-free UE receiving . 88g39.4.5 Hand-held hands-free UE sending 88g39.4.6 Hand-held hands-free UE receiving 89g39.5 Sidetone characteristics 89g39.5.1 Connections with handset UE . 89g39.5.2 Headset UE . 89g39.5.3 Hands-free UE (all cate
46、gories) 89g39.5.4 Sidetone delay for handset or headset . 89g39.6 Stability loss . 89g39.7 Acoustic echo control . 91g39.7.1 General 91g39.7.2 Acoustic echo control in a hands-free UE 91g39.7.3 Acoustic echo control in a handset UE . 91g39.7.4 Acoustic echo control in a headset UE . 91g39.8 Distorti
47、on 91g39.8.1 Sending distortion . 91g39.8.2 Receiving 92g39.9 Void 92g39.10 Delay 92g39.10.0 UE Delay Measurement Methodologies . 92g39.10.1 Delay in sending direction (handset UE) 92g39.10.1a Delay in sending direction (headset UE) 92g39.10.2 Delay in receiving direction (handset UE) 92g39.10.2a De
48、lay in receiving direction (headset UE) 92g39.10.3 Delay in sending + receiving direction using “echo” method (handset UE) . 92g39.10.3a Delay in sending + receiving direction using “echo” method (headset UE) . 92g39.10.4 Delay and speech quality in conditions with packet arrival time variations and
49、 packet loss 92g39.10.4.1 Delay in sending direction 92g39.10.4.2 Delay in receiving direction 92g39.10.4.3 Speech quality loss in conditions with packet arrival time variations and packet loss 94g39.10.5 UE send clock accuracy 94g39.10.6 UE receiving with clock skew 94g39.11 Echo control characteristics 94g3ETSI ETSI TS 126 132 V15.0.0 (2018-07)73GPP TS 26.132 version 15.0.0 Release 159.11.1 Test set-up and test signals . 94g39.11.2 Test method 94g39.11.2.1 Signal alignment . 94g39.11.2.2 Signal level computation and frame classification 94g39.11.2.3 Classification into ca
