Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 09:10 |
Osaka |
I-Site Nanba(Osaka) |
Improvement Effect of Adaptive Control CRE for Multicarrier HetNets using 3.4 GHz Kento Fujisawa, Hiroyuki Otsuka (Kogakuin Univ.) RCS2019-109 |
Heterogeneous Network (HetNet) using multiple carrier frequencies are expected to increase system capacity in fifth-gene... [more] |
RCS2019-109 pp.45-49 |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 09:35 |
Osaka |
I-Site Nanba(Osaka) |
A study on Modulation and Coding Scheme in Multicarrier HetNets using 28 GHz Band Fumiya Kemmochi, Hiroyuki Otsuka (Kogakuin Univ.) RCS2019-110 |
Millimeter wave (mmWave) technology is expected to achieve higher data rates in fifth-generation (5G) mobile systems. We... [more] |
RCS2019-110 pp.51-55 |
RCS |
2018-06-20 14:30 |
Nagasaki |
Nagasaki University |
Interference Tolerance for Fiber-optic Inband Relaying with Simultaneous Transmission Hiroki Utatsu (Kogakuin Univ.), Jun Mashino, Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2018-41 |
Relaying is a key technology to improve cell-edge performance and/or provide wider radio coverage. We have proposed fibe... [more] |
RCS2018-41 pp.37-42 |
RCS |
2018-06-22 10:00 |
Nagasaki |
Nagasaki University |
Considerations for Superposed Modulation Combined with QPSK and 256-QAM in NOMA. Koki Senda, Hiroyuki Otsuka (Kogakuin Univ.) RCS2018-66 |
Non-orthogonal multiple access (NOMA) is a potential candidate for the 5th-generation mobile systems (5G). In NOMA, two ... [more] |
RCS2018-66 pp.185-189 |
RCS |
2018-06-22 10:10 |
Nagasaki |
Nagasaki University |
BER Performance of OFDM-based 1024/4096-QAM in Multipath Fading Conditions Ruxiao Tian, Hiroyuki Otsuka (Kogakuin Univ.) RCS2018-67 |
Higher-order modulation is promising technique of 5th-generation mobile systems to increase data rate within a limited b... [more] |
RCS2018-67 pp.191-194 |
AP, RCS (Joint) |
2017-11-08 17:10 |
Fukuoka |
Fukuoka University |
The effect of 3D beamforming on backhaul link in relaying networks Ryota Nakao (Kogakuin Univ.), Jun Mashino, Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2017-219 |
Relaying is a key technology used to improve cell-edge user throughput and/or provide wider coverage. Three-dimensional ... [more] |
RCS2017-219 pp.81-86 |
RCS |
2017-06-23 15:10 |
Okinawa |
Ishigaki Shoukou Kaikan |
Proposal of CQI Table Switching Control for Cell Range Expansion in HetNet Norihiro Naganuma, Kai Osawa, Hiroyuki Otsuka (Kogakuin Univ.) RCS2017-90 |
Higher-order modulation such as 256-quadrature amplitude modulation (QAM) is a key technology to increase data rates wit... [more] |
RCS2017-90 pp.239-244 |
RCS |
2017-06-23 15:35 |
Okinawa |
Ishigaki Shoukou Kaikan |
Throughput Performance of 256-QAM using different types of MCS in small cells Kai Osawa, Norihiro Naganuma, Hiroyuki Otsuka (Kogakuin Univ.) RCS2017-91 |
Higher-order modulation is a key technology to increase data rates within a limited bandwidth. This paper describes the ... [more] |
RCS2017-91 pp.245-250 |
RCS, SR, SRW (Joint) |
2017-03-03 17:50 |
Tokyo |
Tokyo Institute of Technology |
The Design of Small Cell Based on Macro/Micro Cells Parameters and Consideration for256-QAM to Small Cells Kazuya Fujiwara, Kai Osawa, Norihiro Naganuma, Hiroyuki Otsuka (Kogakuin Univ.) RCS2016-337 |
This paper presents the design of small cells based on the parameters of existing micro and/or micro cell systems, and p... [more] |
RCS2016-337 pp.271-276 |
SAT, RCS (Joint) |
2016-08-19 14:55 |
Miyagi |
Tohoku Gakuin University |
Parameter Optimization for Enhanced Adaptive Control CRE in Heterogeneous Networks Sho Nakazawa, Hiroyuki Otsuka (Kogakuin Univ.) RCS2016-147 |
We propose an enhanced cell range expansion (CRE) technique in a heterogeneous network (HetNet) to increase the system c... [more] |
RCS2016-147 pp.101-106 |
NS, RCS (Joint) |
2015-12-18 11:50 |
Ehime |
Matsuyama Community Center |
DUR Performance of Fiber-optic Inband Relaying as parameters of carrier frequency and optical fiber length Youhei Hanzawa, Sho Nakazawa (Kogakuin Univ.), Takahiro Kubo, Takahiro Asai, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2015-266 |
We have proposed fiber-optic relaying to improve cell edge performance, and have discussed the design methods. Especiall... [more] |
RCS2015-266 pp.133-138 |
NS, RCS (Joint) |
2015-12-18 16:30 |
Ehime |
Matsuyama Community Center |
Adaptive Control CRE with Consideration for both Ratios of UEs Connected to Pico and Received SINR distribution for UEs Sho Nakazawa (Kogakuin Univ.), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2015-279 |
[more] |
RCS2015-279 pp.207-212 |
RCS |
2015-06-26 14:35 |
Hokkaido |
Hokkaido Univ. |
Considerations for New Entries of OFDM with 256- and 1024-QAM in Mobile Systems Mitsutoshi Nakamura, Hiroyuki Otsuka (Kogakuin Univ.) RCS2015-97 |
This paper presents the transmission performance of OFDM using a higher order modulation scheme such as 256- and 1024-QA... [more] |
RCS2015-97 pp.299-303 |
RCS |
2015-06-26 15:00 |
Hokkaido |
Hokkaido Univ. |
Throughput Performance of Small Cell Designed by the Use of Micro Cell Parameters Sho Nakazawa (Kogakuin Univ.), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2015-98 |
this paper presents the design approach for small sells based on the parameters of micro sell system, and provides its u... [more] |
RCS2015-98 pp.305-309 |
RCS, NS (Joint) |
2014-12-18 13:15 |
Mie |
Iseshi-Kanko-Bunka-Kaikan (Mie) |
Performance Evaluation for HetNet as parameters of CSO on CRE and Pico-eNB Transmission Power under Higher Traffic Condition Shingo Matsuoka (Kogakuin Univ), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ) RCS2014-233 |
We discuss about heterogeneous network (HetNet) to increase system capacity in LTE–Advanced and beyond. Cell Range... [more] |
RCS2014-233 pp.79-84 |
RCS |
2014-06-17 15:50 |
Okinawa |
Okinawa-ken Seinenkaikan (Naha) |
Performance Analysis of Cooperative Control between CSO on CRE and Transmission Power for Pico-eNB in HetNet Shingo Matsuoka (Kogakuin Univ), Kazuaki Takeda, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ) RCS2014-52 |
We discuss about heterogeneous network (HetNet) to increase system capacity on LTE–Advanced. Cell Range Expansion ... [more] |
RCS2014-52 pp.113-118 |
RCS |
2014-06-18 10:29 |
Okinawa |
Okinawa-ken Seinenkaikan (Naha) |
EVM Impact on Transmission Performance of OFDM with 256/1024-QAM Hiroki Iwasaki, Shingo Matsuoka, Hiroyuki Otsuka (Kogakuin Univ.) RCS2014-67 |
[more] |
RCS2014-67 pp.203-206 |
NS, IN (Joint) |
2014-03-07 10:20 |
Miyazaki |
Miyazaki Seagia |
A New Load Balancing Scheme by Using Modified Betweenness Centralities in WDM Networks with Wavelength Converters Yutaro Nagata, Koichi Asatani, Hiroyuki Otsuka (Kogakuin Univ.) IN2013-163 |
In WDM networks, a node requests an optical path, selects a wavelength along with a candidate route, and establishes an... [more] |
IN2013-163 pp.117-122 |
RCS, NS (Joint) |
2013-12-18 13:30 |
Kagawa |
Sunport Hall Takamatsu |
Performance on Interference between Backhaul and Access Links in Fiber-optic Relaying Naohiro Tanoi (Kogakuin Univ.), Takahiro Kubo, Takahiro Asai, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2013-210 |
This paper presents a new type of fiber-optic relaying that extends the coverage of mobile networks heavily shadowed are... [more] |
RCS2013-210 pp.23-28 |
RCS, NS (Joint) |
2013-12-18 14:20 |
Kagawa |
Sunport Hall Takamatsu |
Parameter Optimization for Adaptive Control CRE in HetNet Katsunori Kikuchi (Kogakuin Univ.), Kazuaki Takeda, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2013-212 |
Heterogeneous networks (HetNet) are expected to handle increasing demand for mobile network capacity and has been mainly... [more] |
RCS2013-212 pp.35-40 |