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ITU-T Study Group 12 (Study Period 2005-2008)
List of Questions Under Study
Question number Title Status   Remark
1/12 Work programme, Definitions, Handbooks, Guides and Tutorials Continuation of Q.1/12  
2/12 Speech transmission characteristics and measurement methods for terminals and gateways interfacing packet-switched (IP) networks Continuation of Q.2/12  
3/12 Speech transmission characteristics of speech terminals for fixed circuit-switched, mobile and packet-switched (IP) networks Continuation of Q.3/12 & Part of Q.2/12 Under Revision
4/12 Hands-free communication in vehicles  New  
5/12 Telephonometric methodologies for handset and headset terminals Continuation of Q.5/12  
6/12 Analysis methods using complex measurement signals including their application for speech enhancement techniques and hands-free telephony Continuation of Q.4/12 & Q.6/12  
7/12 Methods, tools and test plans for the subjective assessment of speech and audio quality Continuation of Q.7/12  
8/12 Extension of the E-Model Continuation of Q.8/12  
9/12 Perceptual-based objective methods for voice, audio and visual quality measurements in telecommunication services Continuation of Q.9/12  
10/12 Transmission planning and performance considerations for voiceband, data and multimedia services Continuation of Qs.10,12
14/12 & part of Q.8/13
Under Revision
11/12 QoS interworking and apportionment of performance parameter values between networks Continuation of Q.11/12  
12/12 Performance evaluation of services based on speech technology New  Call for participation
13/12 QoE/QoS performance requirements and assessment methods for multimedia including IPTV Continuation of Q.13/12 Under Revision
14/12 In-service non-intrusive assessment of voice transmission performance Continuation of Q.16/12  
15/12 QoS and performance coordination Continuation of Q.15/12  
16/12 Broadband and IP-related resource management Continuation of Q.4/13  
17/12 Performance of IP-based networks Continuation of Q.6/13, Q.7/13
& part of Q.8/13
18/12 Transmission error and availability performance Continuation of Q.8/13 Deleted
19/12 Call processing performance Continuation of Q.9/13  
20/12 Objective assessment of conversational speech quality in networks new  


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Updated : 2008-11-03