Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2021-06-23 16:10 |
Online |
Online |
Proof of concept of Normally-off type local 5G base station Kazutami Arimoto (Okaya.a Prefectural Univ.), Hiroshi Nakamura, Ryuichi Sakamoto, Yuta Suzuki (Univ. of Tokyo), Hideharu Takebe (poco-apoco Networks), Noriaki Yoshikawa, Kensaku Kinosita (Cyber Creative Institute), Tomoyuki Ohya (DOCOMO Technology) RCS2021-44 |
Using open software and software defined radio, we developed a proof-of-concept facility (PoC) for a normally-off local ... [more] |
RCS2021-44 pp.91-96 |
RCS, SAT (Joint) |
2015-08-17 14:45 |
Fukuoka |
Fukuoka Univ. |
[Invited Lecture]
Efforts on Communications/Broadcasting Integrated Services Toshiharu Morizumi, Tomoyuki Ohya (mmbi) SAT2015-16 RCS2015-138 |
Integrated services of broadcasting and communications have been drawing attentions for long time. Broadcasting and comm... [more] |
SAT2015-16 RCS2015-138 pp.29-34(SAT), pp.37-42(RCS) |
ITE-BCT, IPSJ-AVM, CS, IE [detail] |
2012-12-06 10:00 |
Fukui |
Fukuisi-chiiki-kouryu-plaza |
The live feed over the mobile network in NOTTV programs Yasuhiko Hayashi, Shinichi nishizawa, Tomoyuki Ohya (mmbi) |
[more] |
|
MoNA, IPSJ-AVM |
2011-07-15 11:25 |
Nara |
Nara Institute of Science and Technology |
[Invited Talk]
ISDB-Tmm Multimedia Broadcasting Technologies Tomoyuki Ohya (mmbi) MoMuC2011-18 |
A multimedia broadcasting service for mobile terminals based on the Integrated Services Digital Broadcasting for mobile ... [more] |
MoMuC2011-18 pp.55-59 |
RCS, MoNA, SR (Joint) |
2011-03-03 16:45 |
Kanagawa |
YRP |
[Invited Talk]
Retransmission Request Scheme for Multimedia Broadcasting Content Delivery Hosei Matsuoka, Akira Yamada (NTT DOCOMO), Tomoyuki Ohya (Multimedia Broadcasting), Ryo Kitahara, Junichiro Hagiwara (NTT DOCOMO) RCS2010-280 MoMuC2010-93 SR2010-107 |
[more] |
RCS2010-280 MoMuC2010-93 SR2010-107 pp.183-188(RCS), pp.75-80(MoMuC), pp.117-122(SR) |
CS, IPSJ-AVM, ITE-BCT, IE [detail] |
2010-12-02 14:50 |
Kyoto |
Nagoya Univ |
ISDB-Tmm technology overview Tomoyuki Ohya, Toshiharu Morizumi, Shin'ichi Nishizawa, Kenji Nakayama, Takashi Koganemaru, Chiharu Kamise (mmbi) |
[more] |
|
CS, IPSJ-AVM, ITE-BCT, IE [detail] |
2010-12-02 15:15 |
Kyoto |
Nagoya Univ |
File-Casting Technologies for ISDB-Tmm Akira Yamada, Hosei Matsuoka (NTT DOCOMO), Tomoyuki Ohya (mmbi), Ryo Kitahara, Junichiro Hagiwara (NTT DOCOMO) |
[more] |
|
AN, USN, SR, RCS (Joint) |
2010-10-29 11:20 |
Osaka |
Osaka University |
On Capacity Improvement of 2x2 LOS-MIMO using Reflectors Jiyun Shen, Yasuhiro Oda, Tatsuo Furuno, Tamami Maruyama, Tomoyuki Ohya (NTT DOCOMO) RCS2010-133 |
As for the MIMO (Multiple-Input Multiple-Output) transmission scheme, high attention has be paid to the frequency utiliz... [more] |
RCS2010-133 pp.169-174 |
AN, USN, SR, RCS (Joint) |
2010-10-29 12:00 |
Osaka |
Osaka University |
Achievable Capacity of Cognitive Radio Systems Coexisting with a Macro Cellular System Hiromasa Fujii, Shunji Miura, Tomoyuki Ohya (NTT DOCOMO) SR2010-68 |
[more] |
SR2010-68 pp.199-204 |
SR |
2010-07-29 13:00 |
Kyoto |
ATR (Kyoto) |
Experimental Evaluation of Multiple Signal Identification based on Cyclostationarity in Spectrum Sharing Scenarios Hiroki Harada, Hiromasa Fujii, Shunji Miura, Tomoyuki Ohya (NTT DOCOMO) SR2010-16 |
The problem of conventional cyclostationarity-based feature detection is that the detection probability of weak signals ... [more] |
SR2010-16 pp.1-6 |
RCS, AN, MoNA, SR (Joint) |
2010-03-04 11:50 |
Kanagawa |
YRP |
Extensions of Linear Constraint Adaptive Array and Zero Forcing for Spectrum Sharing Environments Hiromasa Fujii, Takahiro Asai, Tomoyuki Ohya (NTT DOCOMO) RCS2009-292 |
[more] |
RCS2009-292 pp.197-202 |
SR |
2010-01-22 10:40 |
Tokyo |
Univ. of Electro-Communications |
Iterative Cyclostationarity-based Feature Detection of Multiple Primary Signals for Spectrum Sharing Scenarios Hiroki Harada, Hiromasa Fujii, Shunji Miura, Tatsuo Furuno, Tomoyuki Ohya (NTT DOCOMO, INC.) SR2009-84 |
The original cyclostationarity cannot distinguish signals if several signals have the same signal format and parameters,... [more] |
SR2009-84 pp.65-72 |
RCS, SIP |
2010-01-21 16:00 |
Fukuoka |
Kyushu Univ. |
Optimum Weighting for Adaptive Array Antennas under Spectrum Sharing Environments Hiromasa Fujii, Takahiro Asai, Tomoyuki Ohya (NTT DOCOMO) SIP2009-98 RCS2009-232 |
[more] |
SIP2009-98 RCS2009-232 pp.145-150 |
MoNA, IPSJ-MBL |
2009-05-07 16:55 |
Okinawa |
Miyakojima Marine Terminal |
Looking back on the activity of MoMuC committee
-- Beyond 10 years from MoMuC foundation -- Tomoyuki Ohya (NTT DOCOMO), Masakatsu Ogawa (NTT East Corp.), Shigeaki Tagashira (Kyushu Univ.) MoMuC2009-9 |
For last two years, the technical committee on Mobile Multimedia Communications (MoMuC) has been organized various speci... [more] |
MoMuC2009-9 pp.95-99 |
RCS, AN, MoNA, SR (Joint) |
2009-03-05 15:35 |
Kanagawa |
YRP |
Retransmission Request Scheme for Broadcast Content Delivery Hosei Matsuoka, Akira Yamada, Tomoyuki Ohya (NTT Docomo) MoMuC2008-88 |
Under integrated systems of communication and broadcasting, the lost data in broadcasting is recoverable with a retransm... [more] |
MoMuC2008-88 pp.19-22 |
IN, MoNA (Joint) |
2008-11-13 14:55 |
Fukuoka |
Kyushu Institute of Technology |
Performance Evaluation of Contents Distribution System for Communication-Broadcasting Integrated Services Akira Yamada, Hosei Matsuoka, Tomoyuki Ohya (NTT DOCOMO) MoMuC2008-62 |
A combination of communication and broadcasting systems is presently expected to create integrated new services. In this... [more] |
MoMuC2008-62 pp.5-9 |
SR, RCS, USN, AN (Joint) |
2008-10-24 13:40 |
Okinawa |
Okinawa industry support center |
Power Saving Method of Wireless LAN Access Points Kei Igarashi, Akira Yamada, Tomoyuki Ohya (NTT DoCoMo) RCS2008-123 |
It is expected that mobile terminals equipped with both wireless LAN and 3G cellar interface play a role of wireless LAN... [more] |
RCS2008-123 pp.123-128 |
RCS |
2008-06-27 16:25 |
Mie |
Mie University |
On the Gains of MU-MIMO Coordinated Base Stations Transmission Anass Benjebbour, Masashige Shirakabe, Yusuke Ohwatari, Junichiro Hagiwara, Tomoyuki Ohya (NTT DoCoMo) RCS2008-29 |
Interference management is essential toward improving spectral efficiency in wireless networks. During the last decade i... [more] |
RCS2008-29 pp.79-84 |
RCS |
2008-06-27 17:15 |
Mie |
Mie University |
Complexity-Reduced Transmit Power Optimization Techniques for Multiuser MIMO with Per-Antenna Power Constraint Yusuke Ohwatari, Anass Benjebbour, Junichiro Hagiwara, Tomoyuki Ohya (NTT DoCoMo) RCS2008-31 |
For a (MU)-MIMO precoded transmission with individual constraints on the maximum power of each transmit antenna, the pro... [more] |
RCS2008-31 pp.91-96 |
USN, CQ, MoNA (Joint) |
2008-01-25 11:20 |
Shizuoka |
Kenshu Kouryu Center, Actcity Hamamatsu (Shizuoka) |
[Technology Exhibit]
WLAN VoIP Capacity Improvement with Distributed Packet Scheduling Kei Igarashi, Akira Yamada, Tomoyuki Ohya (NTT DoCoMo) MoMuC2007-77 USN2007-70 |
[more] |
MoMuC2007-77 USN2007-70 pp.69-70(MoMuC), pp.85-86(USN) |