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TECHNICAL SPECIFICATION
Universal Mobile Telecommunications System (UMTS);
LTE;
Codec for Enhanced Voice Services (EVS);
Test sequences
(3GPP TS 26.444 version 13.6.0 Release 13)
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3GPP TS 26.444 version 13.6.0 Release 13 1 ETSI TS 126 444 V13.6.0 (2019-01)
Reference
RTS/TSGS-0426444vd60
Keywords
LTE,UMTS
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3GPP TS 26.444 version 13.6.0 Release 13 2 ETSI TS 126 444 V13.6.0 (2019-01)
Intellectual 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 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 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 of 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.
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Foreword
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to 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
.
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" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
ETSI
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3GPP TS 26.444 version 13.6.0 Release 13 3 ETSI TS 126 444 V13.6.0 (2019-01)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 4
1 Scope . 5
2 References . 5
3 Definitions and abbreviations . 5
3.1 Definitions . 5
3.2 Abbreviations . 6
4 General . 6
4.1 Introduction . 6
5 Test sequence format . 6
5.1 Introduction to test sequence format . 6
5.2 File format . 6
6 EVS codec test sequences including error concealment of lost packets . 7
6.1 Introduction to test sequences . 7
6.2 Codec configuration . 7
6.3 EVS codec test sequences . 7
6.3.1 EVS encoder test sequences. 7
6.3.2 EVS decoder test sequences. 7
6.3.3 Test sequences for AMR-WB interoperable function . 7
6.3.4 Test sequences for jitter buffer management . 7
7 Conformance Testing . 7
Annex A (informative): Change history . 8
History . 9
ETSI
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3GPP TS 26.444 version 13.6.0 Release 13 4 ETSI TS 126 444 V13.6.0 (2019-01)
Foreword
rd
This Technical Specification has been produced by the 3 Generation Partnership Project (3GPP).
The contents of the present document are subject to continuing work within the TSG and may change following formal
TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an
identifying change of release date and an increase in version number as follows:
Version x.y.z
where:
x the first digit:
1 presented to TSG for information;
2 presented to TSG for approval;
3 or greater indicates TSG approved document under change control.
y the second digit is incremented for all changes of substance, i.e
...