Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CQ, MVE, IE, IMQ, CEA (Joint) [detail] |
2014-03-07 13:45 |
Oita |
Beppu International Convention Center |
[Special Talk]
QoE/QoS-related standardization in ITU-T SG12 Akira Takahashi (NTT) CQ2013-100 |
This paper overviews the current topics in ITU-T (International telecommunication Union - Telecommunication Standardizat... [more] |
CQ2013-100 pp.65-70 |
CQ |
2014-01-24 13:35 |
Tokyo |
Tokyo City University |
[Poster Presentation]
An Adaptive Transmission Control Method based on a Model Representing User Contexts Takeshi Ishihara, Ryoichi Shinkuma (Kyoto Univ.), Hirotada Honda, Akira Takahashi (NTT), Tatsuro Takahashi (Kyoto Univ.) CQ2013-76 |
[more] |
CQ2013-76 pp.51-54 |
CQ |
2014-01-24 15:05 |
Tokyo |
Tokyo City University |
[Poster Presentation]
A method of netowork evaluation based on application modeling Hirotada Honda, Hiroshi Yamamoto, Akira Takahashi (NTT), Takeshi Ishihara, Ryoichi Shinkuma, Tatsuro Takahashi (Kyoto Univ.) CQ2013-83 |
[more] |
CQ2013-83 pp.87-92 |
CQ, MoNA, IPSJ-DPS, IPSJ-CN, IPSJ-EIP (Joint) [detail] |
2013-09-13 16:45 |
Ishikawa |
Kanazawa Institute of Technology |
A study on field measurement of quality of mobile telecommunication services Naoto Endou, Hitoshi Aoki, Hideki Nojiri, Akira Takahashi (NTT) CQ2013-49 |
To provide good service quality over mobile networks, which do not usually guarantee QoS, monitoring the Quality of Expe... [more] |
CQ2013-49 pp.123-128 |
CQ, CS (Joint) |
2013-04-19 13:50 |
Niigata |
Sado Island Development Center |
A study on quality factors of mobile applications Sorami Nakamura, Hiroshi Yamamoto, Hirotada Honda, Akira Takahashi (NTT) CQ2013-13 |
While using application on mobile terminals, it is said that user's QoE often degrades. There are several QoE improvemen... [more] |
CQ2013-13 pp.71-76 |
CQ (Workshop) |
2012-11-02 |
Tokyo |
Tokyo Tech Front |
[Poster Presentation]
A study on extraction method of operation features for cloud-based applications Sorami Nakamura, Hiroshi Yamamoto, Hirotada Honda, Akira Takahashi (NTT) |
Applications provided through web browsers (cloud-based applications) have become popular. The QoE of cloud-based applic... [more] |
|
CQ |
2012-07-13 09:45 |
Ehime |
Ehime Univ. |
Playback and pause state estimation of progressive download-based video services Hirotada Honda, Daisuke Ikegami, Hiroshi Yamamoto, Hideki Nojiri, Akira Takahashi (NTT) CQ2012-30 |
[more] |
CQ2012-30 pp.77-81 |
ICM, CQ, NS (Joint) |
2011-11-11 17:00 |
Aomori |
Hirosaki University |
Playing state estimation method for progressive download services Daisuke Ikegami, Hirotada Honda, Hiroshi Yamamoto, Hideki Nojiri, Akira Takahashi (NTT) CQ2011-59 |
[more] |
CQ2011-59 pp.91-96 |
CQ |
2010-07-08 13:45 |
Hokkaido |
Soya Fureai Park |
Analysis of effects on wideband speech for elderly people by laddering method Atsuko Kurashima, Toshiko Tominaga, Takanori Hayashi, Akira Takahashi (NTT) CQ2010-25 |
Communication services considering elderly people are needed because of aging society. We studied a subjective quality e... [more] |
CQ2010-25 pp.51-54 |
CQ |
2010-07-08 15:55 |
Hokkaido |
Soya Fureai Park |
Overview of ITU-T and its standardization of QoE assessment methodologies
-- Report of May 2010 meeting of ITU-T SG12 -- Akira Takahashi (NTT) CQ2010-28 |
This paper overviews the structure, function, and working methods of ITU-T (International telecommunication Union - Tele... [more] |
CQ2010-28 pp.65-69 |
CQ |
2010-07-09 10:25 |
Hokkaido |
Soya Fureai Park |
Performance Comparisons of Subjective Video Quality Assessment Methods for Mobile Communications Toshiko Tominaga, Takanori Hayashi, Jun Okamoto, Akira Takahashi (NTT Corp.) CQ2010-34 |
There are many subjective assessment methods, depending on the purpose of the video quality evaluation, provided by ITU-... [more] |
CQ2010-34 pp.97-102 |
CQ |
2010-07-09 11:15 |
Hokkaido |
Soya Fureai Park |
The proposal for quantization method of speaker identification accuracy for speech communication service Noritsugu Egi, Takanori Hayashi, Akira Takahashi (NTT) CQ2010-36 |
[more] |
CQ2010-36 pp.109-112 |
ITS, IEE-ITS |
2010-03-09 11:15 |
Kyoto |
Kyoto Univ. |
Introduction of intruder prevention system in toll gate in expressway Yoshiyuki Hagiwara (Omron), Shunsuke Kamijo (Univ. of Tokyo.), Akira Takahashi (W-NEXCO), Katsuhiro Iida (Osaka University) |
To prevent the traffic accident of which it caused the intruder from the toll gate in the expressway beforehand, the int... [more] |
ITS2009-90 pp.31-36 |
CQ, NS, ICM (Joint) |
2009-11-13 08:50 |
Ishikawa |
Kanazawa Institute of Technology (Ishikawa) |
A study of speaker verification accuracy for wideband speech communication Noritsugu Egi, Takanori Hayashi, Akira Takahashi (NTT Corp.) CQ2009-49 |
The growth of wideband speech telephony enabled to transmit speech that has auditory presence. For quality evaluation of... [more] |
CQ2009-49 pp.59-62 |
CQ, MoNA, IPSJ-AVM |
2009-07-10 09:25 |
Hokkaido |
Otaru City Hall |
A study on subjective speech quality assessment characteristics of elderly people Atsuko Kurashima, Toshiko Tominaga, Jun Okamoto, Akira Takahashi (NTT) CQ2009-22 |
The communication service considering the olderly people is needed because of aging society. We are starting a basic exa... [more] |
CQ2009-22 pp.45-48 |
NLP |
2009-05-15 10:30 |
Shiga |
Ritsumeikan University |
A Method for Navigating Mobile Agent without Gradients in Sensor Field Keisuke Sei, Akira Takahashi, Takaya Miyano (Ritsumeikan Univ.) NLP2009-1 |
We have devised algorithms for the automatic navigation of a mobile agent in the environment where wireless sensor syste... [more] |
NLP2009-1 pp.1-4 |
PN, CS, OCS (Joint) |
2008-06-12 09:55 |
Hokkaido |
Chitose Institute of Science and Technology |
A Study on Physical Layer and MAC Layer Requirements for the Next Generation PON Hiroaki Mukai, Seiji Kozaki, Akira Takahashi, Kiyoshi Shimokasa (Mitsubishi Electric) CS2008-7 |
PON (Passive Optical Network) achieves FTTH (Fiber To The Home) economically, by sharing an optical fiber between plural... [more] |
CS2008-7 pp.7-12 |
CS |
2008-01-29 09:55 |
Kagoshima |
Amami-Oshima Island |
A Study on Burst-mode CDR for 10G PON adapting to co-existence with 1G ONU Seiji Kozaki, Yoshifumi Hotta, Naoki Suzuki, Hiroaki Mukai, Hitoyuki Tagami, Akira Takahashi, Kiyoshi Shimokasa (Mitsubishi Electric) CS2007-69 |
[more] |
CS2007-69 pp.85-88 |
NS, PN (Joint) |
2007-12-20 17:15 |
Chiba |
Chiba Univ. |
[Invited Talk]
Multimedia QoE assessment technologies and standardization Akira Takahashi (NTT) NS2007-111 PN2007-33 |
This report overviews the studies of QoE (Quality of Experience) assessment for multimedia communication services. It al... [more] |
NS2007-111 PN2007-33 pp.31-36(NS), pp.19-24(PN) |
CQ, LOIS, IE, IEE-CMN, ITE-ME |
2007-09-28 09:50 |
Tokushima |
The university of Tokushima |
QoE estimation method for interconnected VoIP networks employing different codecs Noritsugu Egi, Atsuko Kurashima, Akira Takahashi (NTT) CQ2007-65 OIS2007-55 IE2007-62 |
In mobile networks, the speech codecs use higher compression rates than those in fixed networks because the radio resour... [more] |
CQ2007-65 OIS2007-55 IE2007-62 pp.159-164 |