<p>INTERNATIONAL TELECOMMUNICATION UNION FOCUS GROUP ON IPTV TELECOMMUNICATION FG IPTV-C-1055 STANDARDIZATION SECTOR STUDY PERIOD 2005-2008 Original: English WG(s): 2 7th FG IPTV meeting: Qawra, St Paul’s Bay, Malta, 11-18 December 2007 CONTRIBUTION Source: China Netcom Group, Tsinghua University, Beijing University, Institute of Computing Technology</p><p>Title: Some updates on the working document: “Quality of Experience Requirements for IPTV” for AVS</p><p>1 Introduction</p><p>In the Working Document: Toolbox for content coding (FG IPTV-DOC-0162, and former FG IPTV-DOC- 0128, FG IPTV-DOC-0096) , which has described the use of H.264/AVC video as specified in [ITU-T H.264] and [ISO/IEC 14496-10], VC-1 video as specified in [SMPTE 421M] , AVS video as specified in [GB/T 20090.2]. However, in the Working Document: Quality of Experience Requirements for IPTV (FG IPTV-DOC-0151), we found that it missed AVS materials.</p><p>2 Proposal</p><p>In order to keep consistency between achievements, we propose to update the working document for the missing materials by the attached document.</p><p>D:\ Network_TV(IPTV)\ITU_T_Standard\第七次会议\CNC-proposals\T05-FG.IPTV-DOC-0151!!MSW-E-Update-for-AVS.doc</p><p>______</p><p>Contact: Zhifeng Jiang, China Netcom Group Tel: +86-10-86309610 Yun He, Tsing Hua University Fax : +86-10-66257764 Wen Gao, Beijing University Email: [email protected] Tiejun Huang, Beijing University Email: [email protected] Xilin Chen, Institute of Computing Technology Email: [email protected] P. R. China Email: [email protected] Email: [email protected] Attention: This document is an internal ITU-T Document intended only for use by the Member States of the ITU, by ITU-T Sector Members and Associates, and their respective staff and collaborators in their ITU related work. It shall not be made available to, and used by, any other persons or entities without the prior written consent of the ITU-T.</p><p>All rights reserved. No part of this publication may be reproduced, by any means whatsoever, without the prior written permission of the source/author of this document. - 2 - FG IPTV-xx-xxxx</p>