Executive summary: Meeting of ITU-T Study Group 12 (Performance, QoS, QoE), Mexico City, 19-28 September 2023
ITU-T Study Group 12 held its third meeting in the 2022-2024 study period in Mexico City, 19-28 September 2023, as a physical meeting with remote participation.
The meeting was attended by 172 participants from
43 countries. This included 89 participants in Mexico City and 83 delegates who exclusively used the MyMeetings web conferencing system to participate in the meeting.
The meeting received
62 Contributions and handled 158 TDs. Delegates reviewed 61 incoming Liaison statements and adopted 16 outgoing Liaison statements.
6 Recommendations were consented (3 new, 3 revised) by the meeting (see below for details). The meeting also agreed on 1 new Supplement and 2 new Technical Reports.
Major accomplishments
Recommendations consented during closing plenary (AAP, Recommendation ITU-T A.8)
See last call in AAP-37
|
Rec. No. |
Title |
Status |
Q/12 |
Ref. |
G.1092 (ex G.TeleMeTax)
| Taxonomy of telemeetings from a QoE perspective
| New
| 10/12
|
TD450R2 |
| P.910 | Subjective video quality assessment methods for multimedia applications | Rev
| 19/12 |
TD415R1 |
| P.1204 | Video quality assessment of streaming services over reliable transport for resolutions up to 4K | Rev
| 14/12
|
TD441R1
|
| P.1204.5 | Video quality assessment of streaming services over reliable transport for resolutions up to 4K with access to transport and received pixel information | Rev
| 14/12
|
TD442R1 |
| P.1211 (ex P.DiaQoSE) | Derivation procedure of contribution values for quality degradation of adaptive audiovisual streaming services | New
| 14/12
|
TD453
|
| Y.1567 (ex Y.LUL) | Latency Under Load metrics and methods of measurement | New | 17/12
|
TD433R2 |
Texts agreed during closing plenary
|
No. |
Type |
Title |
Status |
Q/12 |
Ref. |
| ESTR-NUI | Technical Report
| RF level based single-number indicator for mobile network usefulness for a given range of applications
| New
| 13/12 |
TD443R1 |
| GSTR-RQ | Technical Report | Roadmap for QoS and QoE in the ITU-T Study Group 12 context | New | 2/12 |
TD416R1 |
| P.Sup30 | Supplement | Considerations on the automation of digital financial services testing | New | 20/12 |
TD454 |
Recommendations proposed for deletion (WTSA Resolution 1)
|
Rec. No. |
Title |
Justification |
|
P.862 | Perceptual evaluation of speech quality (PESQ): An objective method for end-to-end speech quality assessment of narrow-band telephone networks and speech codecs
|
TSB Circular 141 |
|
P.862.1 | Mapping function for transforming P.862 raw result scores to MOS-LQO |
TSB Circular 141 |
|
P.862.2 | Wideband extension to Recommendation P.862 for the assessment of wideband telephone networks and speech codecs |
TSB Circular 141 |
|
P.862.3 | Application guide for objective quality measurement based on Recommendations P.862, P.862.1 and P.862.2 |
TSB Circular 141 |
|
P.911 | Subjective audiovisual quality assessment methods for multimedia applications | TSB Circular 147
|
|
P.913 | Methods for the subjective assessment of video quality, audio quality and audiovisual quality of Internet video and distribution quality television in any environment | TSB Circular 147
|
New work items
|
Ref. |
Type |
Title |
Q/12 |
Editor(s) |
P.BCT
| Recommendation | Measurement setups for communication devices that make use of bone conducting technology | 5/12 | Lars Birger Nielsen (Hottinger Brüel & Kjaer) |
|
P.UXV | Recommendation | User experience of multimedia in videotelephony and videoconferencing services | 10/12 | Vincent Barriac (Orange)
Mengying Liu (China Mobile) |
|
Y.Suppl_LatCapMeas | Supplement | Example latency and IP-capacity measurements in data networks | 17/12 | Jens Berger (Rohde & Schwarz) |
WTSA matters
Preparations for WTSA-24
- Launched preparations for WTSA-24 with a review of the SG12 title, mandate, lead Study Group roles, points of guidance, and Question texts.
- Review of the wording of the lead Study Group roles, points of guidance, and Question texts are ongoing. Status of discussions can be found in
TD421R1.
WTSA-20 Resolution 95 (ITU-T initiatives to raise awareness on best practices and policies related to service quality)
- SG12's operational plan on the implementation of this Resolution was approved, as updated in
TD463.
- Work on Res. 95-related draft Recommendations also progressed, in particular in Question 12/12.
Regional Groups
SG12 Regional Group on QoS for the Africa Region (SG12RG-AFR)
- Coordinated African contributions to SG12;
- Updated its
action plan;
- Began preparations towards the next SG12RG-AFR meeting and its associated workshop, Maputo, Mozambique (4-7 March 2024)
SG12 Regional Group for the Americas (SG12RG-AMR)
- Established a new Regional Group for the Americas (ToR here);
- Consultations ongoing to finalise the composition of the management team and dates of the first SG12RG-AMR meeting in Early 2024
Quality of Service Development Group (QSDG)
Future meetings and workshops
Meetings of Study Group 12
- Geneva, 16-25 April 2024
- TBD: Host, Second half of January 2025
Interim meetings
Please see
here for updated information . Additional conference calls of Questions will be announced on the respective mailing lists.
- Q4/12: RGM,
16-17 January 2024 (physical/virtual TBC)
- Q6/12: P.340,
13 February 2024 1600-1730 Geneva
- Qs 7&10/12: Joint monthly e-meetings;
First Tuesday of the month, 1700-1800 Geneva
- TBC: Q9/12: P.SAMD,
February 2024
- Q12/12: 3 e-meetings to progress E.MVS,
November 2023, January 2024, February 2024
- Q14/12: Weekly e-meetings;
Thursdays, 1100-1230 Geneva
- Q14/12: P.BBQCG project - Weekly e-meetings,
Dates and times announced on Q14/12 reflector
- TBC: Q14/12: RGM – Physical meeting with remote participation,
Stockholm, Sweden, 16-18 January 2024
- Q15/12: G.CMVTQS project - Bi-weekly e-meetings,
Thursdays 1500-1600 Geneva
- Q17/12: 4 e-meetings,
mid-Nov 23, mid-Jan 24, mid-Feb 24, early March 24
- TBC: Q19/12: P.obj-recog,
During next VQEG meeting,November/December 2023
Meetings of SG12 Regional for QoS for the Africa Region (SG12RG-AFR)
- Maputo, Mozambique, 6-7 March 2024 (with workshop)
Meetings of SG12 Regional for the Americas (SG12RG-AMR)
SG12 Workshops
- Workshop: Maputo, Mozambique, 4-5 March 2024
Meetings of Intersector Rapporteur Group Audiovisual Quality Assessment (IRG AVQA)
- TBC: Physical meeting with remote participation, in conjunction with VQEG and Q19/12 (tentatively November/December 2023)
