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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN, IA (Joint) |
2022-12-13 11:05 |
Hiroshima | Higashi-Senda campus, Hiroshima Univ. (Primary: On-site, Secondary: Online) |
Finite State VoIP Traffic Model for Variable Voice Payload Size Tomoyoshi Waki (Tokyo Tech), Sumiko Miyata (SIT), Yoshiaki Kitaguchi (Tokyo Tech), Ken-ichi Baba (KUTE-TOKYO), Katsunori Yamaoka (Tokyo Tech)  IN2022-49 |
In emergencies, telephone calls provide a sense of security because one hears the other person's voice directly. Calls p... [more] | IN2022-49 pp.32-38 |
| IN, NS (Joint) |
2019-03-05 16:00 |
Okinawa | Okinawa Convention Center | Efficient compression of silence part and efficient detection of end of silence part for VoIP communication under the wireless LAN environment Shun Kato, Takashi Imaizumi (Chiba Univ.) IN2018-145 |
Under the wireless LAN environment, when priority control using HCCA system is performed if a lot of sound communicatio... [more] | IN2018-145 pp.367-371 |
| CS, NS, IN, NV (Joint) |
2017-09-07 17:35 |
Miyagi | Research Institute of Electrical Communication, Tohoku Univ. | [Special Invited Talk]
QoE Design and Management Methods for Telecommunication Services Takanori Hayashi (Hiroshima Institute of Technology) NS2017-77 IN2017-29 CS2017-47 |
With the rapid spread of Internet and mobile telecommunications, everyone has easily become able to use various telecomm... [more] | NS2017-77 IN2017-29 CS2017-47 pp.37-42(NS), pp.37-42(IN), pp.31-36(CS) |
| EA | 2016-07-08 14:45 |
Shizuoka | Yamaha, Toyooka Factory | Artificial Bandwidth Extension of Narrow Band Speech Using Spectral Envelope and Voiceless Consonant Information Shun Asawa, Yosuke Sugiura, Tetsuya shimamura (Saitama Univ.) EA2016-18 |
In this paper, we propose a new artificial bandwidth extension technique for telephone speech. Usually, high frequency ... [more] |
EA2016-18 pp.57-62 |
| IN | 2016-01-22 16:10 |
Aichi | Nagoya Kigyou Fukushi Kaikan | Assessment of Sense of Presence for 3D IP Phone Service under Actual Environments Minoru Tsubota, Yoshihiro Ito (NIT) IN2015-107 |
This paper assesses the sense of presence under actual environments for the 3D IP phone service with the binaural 3D aud... [more] | IN2015-107 pp.69-74 |
| CQ | 2015-09-01 09:10 |
Kyoto | Kyoto Institute of Technology | A Quality Improvement Method for VoIP on Mobile Networks Considering Delay Spikes Koichi Nihei, Kozo Satoda (NEC), Hiroshi Yoshida (NEC/Tokyo Tech) CQ2015-40 |
Quality degradation of voice communication due to delay spikes, which are sudden large increases in the packet delay, is... [more] | CQ2015-40 pp.1-6 |
| CQ, CS (Joint) |
2015-04-21 16:10 |
Fukuoka | Fukuoka Institute of Technology | [Special Invited Talk]
The history of VoIP technology and Future Trend Yasubumi Chimura (OKI) CS2015-6 CQ2015-8 |
For transition of VoIP technology, and look back at the history of standardization, we consider the relationship between... [more] | CS2015-6 CQ2015-8 pp.29-34(CS), pp.39-44(CQ) |
| CQ, CS (Joint) |
2015-04-22 14:50 |
Fukuoka | Fukuoka Institute of Technology | A study on measurement of quality of VoIP applications Naoto Endou, Hideki Nojiri, Akira Takahashi (NTT) CQ2015-16 |
POLQA that corresponds to wideband as an objective evaluation method of voice quality are being utilized. With this tech... [more] | CQ2015-16 pp.87-91 |
| CQ, IMQ, MVE, IE (Joint) [detail] |
2015-03-03 10:45 |
Tokyo | Seikei Univ. | Evaluation of A Delay Spike Reduction Method on Real Mobile Networks Koichi Nihei, Kozo Satoda (NEC) CQ2014-115 |
Since the transmission speed of mobile networks has accelerated and the function and performance of mobile terminals hav... [more] | CQ2014-115 pp.19-24 |
| MICT, ASN, MoNA (Joint) |
2015-01-27 15:45 |
Wakayama | Nanki Shirahama | Improvement of VoIP Service Quality Based on Quality of Experience Hayato Sakurai, Eiji Kamioka (Shibaura Inst. of Tech.) MoNA2014-90 |
With advancement of IP-based information and communication technologies, VoIP services have been used widely and quickly... [more] | MoNA2014-90 pp.153-158 |
| CQ | 2015-01-23 13:50 |
Tokyo | Effectiveness of User's Evaluation to Quality Improvement of VoIP Service Hayato Sakurai, Eiji Kamioka (Shibaura Inst. of Tech.) CQ2014-110 |
With advancement of IP-based information and communication technologies, VoIP services have been used explosively. In a ... [more] | CQ2014-110 pp.135-140 |
|
| ICD, CPSY | 2014-12-01 10:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Improvement of VoIP Service Quality by Packet Destruction based on Probabilistic Distribution Hayato Sakurai, Eiji Kamioka (SIT) ICD2014-74 CPSY2014-86 |
With advancement of IP-based information and communication technologies, VoIP services have been used in various scenes.... [more] | ICD2014-74 CPSY2014-86 pp.7-12 |
| MoNA, CQ (Joint) |
2014-09-11 14:20 |
Miyagi | Improvement of VoIP Quality by Packet Control based on Pause of Conversation Hayato Sakurai, Eiji Kamioka (Shibaura Inst. of Tech.) MoNA2014-37 |
With advancement of IP-based information and communication technologies, VoIP services such as “Skype” and “Line” have c... [more] | MoNA2014-37 pp.37-42 |
|
| MoNA, CQ (Joint) |
2014-09-12 15:45 |
Miyagi | A Delay Spike Reduction Method for VoIP Packets on Mobile Networks Koichi Nihei, Kozo Satoda (NEC) CQ2014-67 |
Since smartphones have spread and the transmission rate of mobile networks has accelerated, a lot of VoIP services are p... [more] | CQ2014-67 pp.159-164 |
|
| IN | 2014-04-17 14:15 |
Kyoto | Kyotofu-Chusho-Kigyo-Kaikan | Implementation and Analysis of TWP Method Hisashi Takahara (Univ. of Niigata Prefecture) IN2014-4 |
Today, VoIP communication is used widely using Internet. Then reliability of communication depends on proxies provided. ... [more] | IN2014-4 pp.17-22 |
| NS, IN (Joint) |
2014-03-07 13:40 |
Miyazaki | Miyazaki Seagia | A Call Admission Control Method and Associated Routing Scheme for Wireless Mesh Networks by Using Link Available Bandwidth and Its Evaluation Masahiro Noro, Koichi Asatani (Kogakuin Univ.) IN2013-202 |
Call admission control is to maintain QoS (Quality of Service) of existing calls and ensure QoS for a new incoming call.... [more] | IN2013-202 pp.343-348 |
| RCS, SR, SRW (Joint) |
2014-03-04 11:20 |
Tokyo | Waseda Univ. | Study on Device to Device Direct Communication underlaying LTE-Advanced Network in VoIP Traffic Chiharu Yamazaki, Takahiro Saiwai, Masato Fujishiro, Kugo Morita (KYOCERA) RCS2013-355 |
Proximity Service (ProSe), which enables user equipment (UE) to discover other UEs in proximity and to communicate direc... [more] | RCS2013-355 pp.295-300 |
| CS | 2013-07-04 10:50 |
Okinawa | Fukugogata-Kokyo-Shisetsu (Yonaguni Island) | ONU Deep Sleep with Retransmissions of Upper Layer Protocols Hirotaka Ujikawa, Ken-Ichi Suzuki, Naoto Yoshimoto (NTT) CS2013-12 |
The current optical access network has a significant issue that lifeline services like the telephone service provided by... [more] | CS2013-12 pp.25-29 |
| NS, IN (Joint) |
2013-03-07 11:30 |
Okinawa | Okinawa Zanpamisaki Royal Hotel | Experimental Realization and Evaluation of IEEE 802.11n-based Seamless Handoff Tatsuya Demizu, Hitoshi Aida (Univ. of Tokyo) NS2012-181 |
In this paper, we propose a new physical-layer handoff method that enables wireless LAN nodes to transit between IEEE 80... [more] | NS2012-181 pp.95-100 |
| NS, IN (Joint) |
2013-03-07 11:50 |
Okinawa | Okinawa Zanpamisaki Royal Hotel | Performance Evaluation of Video and Voice Communication considering the Traffic Characteristics in IEEE 802.11n Frame Aggregation Shun Wakatsuki, Shiro Sakata (Chiba Univ.) IN2012-167 |
The demand for multimedia communications, such as video conferencing and voice communication, using IEEE 802.11n has bee... [more] | IN2012-167 pp.77-82 |
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