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Executive Summary, SG12, January 2025

​​​​Executive summary: Meeting of ITU-T Study Group 12 (Performance, Quality of Service, Quality of Experience), Geneva, 14-23 January 2025

Note: This is not an official record and is subject to correction or modification

Overview​

ITU-T Study Group 12 held its first meeting in the 2025-2028 study period in Geneva, 14-23 January 2025, as a physical meeting with remote participation.

​The meeting was attended by 162 participants​ from 54 countries. This included 85 participants in Geneva and 77 delegates who participated in the meeting using MyWorkspace exclusively.

The meeting received 36 Contributions ​and handled 165 TDs. Delegates reviewed 83 incoming Liaison statements and adopted 7 outgoing Liaison statements.

2 Recommendations were consented (1 new, 1 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-6

ITU-T Rec. No.TitleStatusQuestionReference
P.570
Artificial noise fields under laboratory conditions
Rev
5/12
TD138R1
​P.940 (ex G.CMVTQS)
Computational model used for the monitoring and quality assessment of videotelephony services
​New
​15/12
​TD142R2

Texts agreed during closing plenary​​
NoTitleStatusQuestionReference
PSTR-GCMVTQS-A1
Alternative computational model used as a quality monitor to assess videotelephony services based on machine learning
New
15/12
TD143R2
​PSTR-GCMVTQS-A12
Alternative parametric computational model used as a quality monitor to assess videotelephony services
​New
15/12
​TD144R2
P Suppl.31
Subjective quality evaluation of audiovisual communication in videotelephony services
New
15/12
TD147R1

​
New work items​ approved

​
Text​Type

TitleQ/12Editor(s)
P.OQAI 
​Recommendation
Objective quality assessment of AI-enhanced video content
14/12
Alexander Raake​ (TU Ilmenau)
David Lindero (Ericsson)
Jörgen Gustafsson (Ericsson)
Rakesh Rao Ramachandra Rao (TU Ilmenau)
P.PV-OQAM
​Recommendation
​Objective quality assessment methods for panoramic video​19/12
​​Jian Han (China Mobile)
Jianxin Liao (BUPT)
Li Song (Shanghai Jiao Tong University)
Lin Li (China Mobile)
Xiongkuo Min (Shanghai Jiao Tong University)
​NRA-Repo

​Technical Report / Project
​Repository of quality of service (QoS) and quality of experience (QoE) parameters based on regulations prescribed by national regulatory agencies (NRAs)
​12/12
Abdul Kayum (India)
Kai Lima (Brazil)
Malick Sylla (Senegal)
Stavroula Bouzouki (Greece)
Vincent Barriac (Orange)

General matters

Review of WTSA-24
WTSA-20 Resolution 95 (ITU-T initiatives to raise awareness on best practices and policies related to service quality)
  • Its implementation will be continued throughout the Study Period, in particular in Questions 2/12, 12/12 and 20/12.

Regional Groups


SG12 Regional Group on QoS for the Africa Region (SG12RG-AFR)
  • Coordinated African contributions to SG12;
  • Consultations ongoing on location and dates of the next SG12RG-AFR meeting in the May to July 2025 timeframe​
SG12 Regional Group for the Americas (SG12RG-AMR​)
  • Coordinated American contributions to SG12;
  • Consultations ongoing on location and dates of the next SG12RG-AMR meeting in 2025​
Quality of Service Development Group (QSDG​)​

Future meetings and workshops

Meetings of Study Group 12

  • Geneva, 9-18 September 2025

WP/12 meetings

  • WP1/12: E-meeting, 25 March 2025, 1400-1530 CET

​Interim meetings

Please see here for updated information . Additional conference calls of Questions will be announced on the respective mailing lists. ​
  • Q2/12: Revision of E.800 and G.1000; E-meetings 13 March, 15 May and 17 July 2025, 1200-1400 CET/CET
  • Q4/12: P.1100/P.1110/P.1120; E-meeting,4 June 2025, 1500-1630 CEST
  • Q5/12: P.BCT; E-meeting, 3 June 2025, 1700-1900 CEST
  • Q6/12: P.501, E-meeting, 25 March 2025, 1000-1130 CEST
  • Qs 7&10/12: Joint monthly e-meetings; First Tuesday of the month, 0900-1000 CEST
  • Q9/12: P.SAMD, E-meeting, 7 April 2025, 1400-1700 CEST 
  • Q12/12: ESTR.Power-out; E-meeting, first week of April 2025
  • Q12/12: Revision of E.807; April and first week of June 2025
  • Q12/12: ESTR-KPI-Backhauling; E-meeting, mid-June 2025
  • Q12/12: E.AIQ; E-meeting, mid-June 2025
  • ​Q12/12: NRA-Repo; E-meeting, July 2025 
  • Q12/12: NRA-Repo; Weekly project calls, day/time TBA (Editors only)
  • (TBC) Q13/12: P.SMAR; Erfurt, Germany or Stockholm, Sweden, 14-16 May 2025 (jointly with Q14/12) or E-meeting, between April and August 2025
  • Q14/12: Weekly e-meetings; Thursdays, 1100-1230 CET/CEST
  • Q14/12: P.BBQCG project - Weekly e-meetings, Dates and times announced on Q14/12 and P.BBQCG reflectors
  • (TBC) Q14/12: RGM; Erfurt, Germany or Stockholm, Sweden, 14-16 May 2025 (jointly with Q13/12)
  • Q19/12: J.noref; E-meeting, Mid-March 2025
  • Q19/12: All Q19/12 work items; Menlo Park, United States, 5-9 May 2024 (during next VQEG meeting)
  • Q19/12: J.noref; E-meeting,July 2025​

​Meetings of SG12 Regional for QoS for the Africa Region (SG12RG-AFR)

  • TBC: May to July 2025 timeframe (with workshop)

Meetings of SG12 Regional for the Americas (SG12RG-AMR)

  • TBC (with workshop)

Quality of Service Development Group (QSDG​)

  • TBC: Late November / December 2025 (with workshop)​

SG12 Workshops

  • TBC: With SG12-RG-AFR, SG12RG-AMR and QSDG

Meetings of Intersector Rapporteur Group Audiovisual Quality Assessment (IRG AVQA)

  • Menlo Park, United States with remote participation, in conjunction with VQEG and Q19/12 (5-9 May 2025)

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