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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| USN, CQ, MoNA (Joint) |
2008-01-25 16:00 |
Shizuoka | Kenshu Kouryu Center, Actcity Hamamatsu (Shizuoka) | Non-intrusive video quality estimation model for IPTV services Kazuhisa Yamagishi, Takanori Hayashi (NTT)  CQ2007-94 |
[more] | CQ2007-94 pp.77-80 |
| NS, ICM, CQ (Joint) |
2007-11-15 15:25 |
Fukuoka | Institute of System LSI Design Industry, Fukuoka | Varification of Picture Type Estimation Method using TS Header Information
-- Toward Establishment of Objective Packet-layer Video Quality Assessment Model -- Kazunari Ushiki, Toshiko Tominaga, Takanori Hayashi (NTT) CQ2007-74 |
In the digital video delivery by the IP network, in service quality control is a problem. By the digital video delivery,... [more] | CQ2007-74 pp.15-19 |
| CQ | 2007-07-13 15:00 |
Hokkaido | Shiretoko Prince Hotel Kazenamiki | Video Quality Estimation Model for IPTV Services Kazuhisa Yamagishi, Takanori Hayashi (NTT) CQ2007-35 |
Advances in broadband IP networks and codecs have enabled video streaming services over IP network (IPTV). In order to p... [more] | CQ2007-35 pp.123-126 |
| CQ | 2007-07-13 15:25 |
Hokkaido | Shiretoko Prince Hotel Kazenamiki | A Proposal of Multimedia Quality Integration Function for Videophone Services Takanori Hayashi, Kazuhisa Yamagishi, Toshiko Tominaga (NTT) CQ2007-36 |
With the advances in IP and multimedia technologies, various multimedia services such as videophone and video-streaming ... [more] | CQ2007-36 pp.127-131 |
| ICM | 2007-03-16 10:55 |
Okinawa | Miyakojima Marine Terminal | End-to-end Quality management method of VoIP speech by using RTCP XR Masataka Masuda, Tsuyoshi Furukawa, Takanori Hayashi, Souhei Majima (NTT) TM2006-69 |
QoS (quality of service) control is one of the key technologies for the next generation network. It is important to mana... [more] | TM2006-69 pp.47-52 |
| CQ | 2006-07-14 09:35 |
Hokkaido | Future University-Hakodate | A Proposal of Video Quality Opinion Model for Audiovisual Communication Services Kazuhisa Yamagishi, Takanori Hayashi (NTT) CQ2006-28 |
Advances in broadband IP networks and codecs have enabled audiovisual communication services such as videophones, instan... [more] | CQ2006-28 pp.61-65 |
| CS, CQ (Joint) |
2006-04-17 13:50 |
Akita | Akita Univ. | Effects of Network QoS Guarantee in Video Communications Takanori Hayashi, Kazuhisa Yamagishi, Masataka Masuda, Toshiko Tominaga, Hitoshi Aoki, Hirofumi Yokoi (NTT) CQ2006-3 |
With the bandwidth of access lines to the Internet becoming broader, various video communication services are being deve... [more] | CQ2006-3 pp.9-12 |
| CQ, IE, LOIS, IEE-CMN, ITE-ME | 2005-09-16 13:40 |
Kochi | Kochi Univ. of Technoloty | Non-intrusive Quality Management for Video Communication Services by using Invalid Frame Rate Masataka Masuda, Toshiko Tominaga, Takanori Hayashi (NTT) |
With the increasing demand for IP telephony services using VoIP chnology, techniques for monitoring the quality of real-... [more] | CQ2005-59 OIS2005-44 IE2005-52 pp.55-60 |
| CQ, IE, LOIS, IEE-CMN, ITE-ME | 2005-09-16 14:00 |
Kochi | Kochi Univ. of Technoloty | Video Quality Estimation Model based on Displaysize and Resolution for Audiovisual Communication Services Kazuhisa Yamagishi, Takanori Hayashi (NTT) |
With the advances in broadband IP technology, audiovisual communication services have become popular as promising rich m... [more] | CQ2005-60 OIS2005-45 IE2005-53 pp.61-64 |
| CQ, IE, LOIS, IEE-CMN, ITE-ME | 2005-09-16 14:20 |
Kochi | Kochi Univ. of Technoloty | Multimodal quality evaluation model considering conversational factors Takanori Hayashi, Kazuhisa Yamagishi (NTT) |
With the bandwidth of access lines to the Internet becoming broader, various multimedia services are being developed and... [more] | CQ2005-61 OIS2005-46 IE2005-54 pp.65-69 |
| CQ, MVE | 2005-01-28 11:20 |
Aichi | Nagoya Institute of Technology | A Proposal of Multi-Modal Quality Estimation Model for IP-Videophone Service Takanori Hayashi, Kazuhisa Yamagishi (NTT) |
With the advances in IP and multimedia technologies, multimedia services such as videophone and video streaming are bein... [more] | CQ2004-127 MVE2004-67 pp.29-34 |
| CQ, MVE | 2005-01-28 11:45 |
Aichi | Nagoya Institute of Technology | Video quality estimation by using network quality measure based on video frame information Toshiko Tominaga, Masataka Masuda, Takanori Hayashi (NTT) |
Video communication services have been expanding as more and more users get access to broadband connections. With Intern... [more] | CQ2004-128 MVE2004-68 pp.35-38 |
| CQ, MoNA | 2004-11-18 11:50 |
Kagawa | Kagawa University | Non-intrusive Quality Estimation of VoIP Speech based on Network Performance Metrics Masataka Masuda, Takanori Hayashi, Akira Takahashi (NTT) |
With the increasing demand for IP telephony services using VoIP technology, techniques for monitoring the speech quality... [more] | CQ2004-96 MoMuC2004-70 pp.29-34 |
| IE, CQ, LOIS, IEE-CMN | 2004-09-16 16:45 |
Hyogo | A study on opinion model for quality assessment of interactive multimodal service Kazuhisa Yamagishi, Takanori Hayashi (NTT) |
With the advances in broadband IP technology, interactive multimodal services using audio and video communication have b... [more] | CQ2004-77 OIS2004-31 IE2004-38 pp.49-54 |
|
| IE, CQ, LOIS, IEE-CMN | 2004-09-16 17:15 |
Hyogo | A Study of QoS Control Method for Multiple-Bit-Rate Video Streaming Service Takanori Hayashi (NTT), Ginga Kawaguchi (NTT Com.), Jun Okamoto, Akira Takahashi (NTT) |
This paper proposes a QoS control method for a multiple-bit-rate video streaming service, which is suitable for improvin... [more] | CQ2004-78 OIS2004-32 IE2004-39 pp.55-60 |
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