Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2024-06-19 10:20 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Performance of Adaptive Control CRE for FB/FTP Traffic Models Daichi Shinji (Kogakuin Univ), Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ) RCS2024-30 |
(To be available after the conference date) [more] |
RCS2024-30 pp.13-18 |
RCS |
2024-06-19 10:30 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Feasibility of Full-Duplex Mobile Communications for a Higher-Order Modulation Method Kazuma Matsushima, Takumi Yasaka (Kogakuin Univ.), Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2024-31 |
(To be available after the conference date) [more] |
RCS2024-31 pp.19-23 |
RCS |
2024-06-19 10:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Performance evaluation of HetNet composed of mmWave Twelve-Sector Picocells with 3D-BF Naoto Inagaki (Kogakuin Univ.), Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2024-32 |
(To be available after the conference date) [more] |
RCS2024-32 pp.24-28 |
RCS |
2023-06-16 09:40 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Considerations on Self-Interference Canceller using DMRS in Full-Duplex Mobile Communications Takumi Yasaka (Kogakuin Univ.), Takayuki Yamada, Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2023-66 |
Full-duplex mobile communications have been discussed as one of the duplex technologies to increase the spectral efficie... [more] |
RCS2023-66 pp.224-228 |
RCS, NS (Joint) |
2022-12-16 14:35 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Personal Picocell Scheme in Heterogeneous Mobile Networks Hiroyuki Otsuka (Kogakuin Univ.) NS2022-146 RCS2022-204 |
Heterogeneous networks (HetNets), which are combined with a macrocell and picocell in the same coverage, are promising t... [more] |
NS2022-146 RCS2022-204 p.84(NS), p.95(RCS) |
RCS |
2021-06-24 13:50 |
Online |
Online |
A Study on How to Optimize the Transmission Power of pico-eNB in Multiband HetNets Ayumi Yoneyama (Kogakuin Univ.), Satoshi Suyama, Takahiro Asai (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) RCS2021-58 |
Two types of fifth-generation (5G) mobile systems have been diffused worldwide. One is called as 5G New Radio (NR) SA (S... [more] |
RCS2021-58 pp.175-179 |
RCS |
2021-06-25 09:10 |
Online |
Online |
User Throughput of Multiband HetNet using 28 GHz Band against Fading Channel Models Shoko Nishimura, Hiroyuki Otsuka (Kogakuin Univ) RCS2021-62 |
At present, 3.9 generation LTE (Long Term Evolution) and its extension LTE-Advanced are mainly used in Japan. 5G NSA, a ... [more] |
RCS2021-62 pp.193-195 |
RCS, SR, SRW (Joint) |
2020-03-06 15:00 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
[Invited Lecture]
Personal-cell Scheme for Heterogeneous Networks Hiroyuki Otsuka (Kogakuin Univ.) RCS2019-394 |
[more] |
RCS2019-394 p.377 |
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 |
SRW |
2016-12-19 11:15 |
Tokyo |
Tokyo City Univ., Setagaya Campus |
Performance Evaluation of Learning-based 60GHz band Coverage Detection Method for Multi-band WLAN Using Result of Propagation Measurement Hiroyuki Otsu, Takuya Kawatani, Masahiro Umehira, Shigeki Takeda (Ibaraki Univ.) SRW2016-60 |
In RSSI (Received Signal Strength Indicator) based 60 GHz band coverage detection scheme for 2.4/5/60GHz Multi-band WLAN... [more] |
SRW2016-60 pp.19-24 |
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 |
IE, ITE-ME, IPSJ-AVM, ITE-CE [detail] |
2016-08-09 09:30 |
Fukuoka |
|
Yuki Otsu (KIT) IE2016-54 |
There are various methods of distance measurement. Method using image information is one of them. The advantage of image... [more] |
IE2016-54 pp.53-56 |