Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 09:50 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Compressed Sensing-Based Active User Detection for Random Access with Transmitter Filtering and Channel Identifier Linked Receiver Beamforming Hiroki Fujimoto, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-87 |
This paper investigates compressed sensing-based active user detection methods for random access using transmitter filt... [more] |
RCS2023-87 pp.39-44 |
NS, NWS (Joint) |
2023-01-26 11:20 |
Yamaguchi |
Hybrid Meeting (Yamaguchi Prefecture) (Primary: On-site, Secondary: Online) |
Estimation of wi-fi signal condition in indoor environment for digital twin construction Daiki Kodama, Hiromu Honda, Techasarntikul Nattaon, Tomoki Yosihisa, Hideyuki Shimonishi (Osaka Univ.) NS2022-152 |
In cyber-physical systems (CPS) where humans and robots coexist, the safety and reliability of wireless communication ar... [more] |
NS2022-152 pp.13-18 |
ED, IEE-BMS, IEE-MSS |
2022-08-18 15:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. B3-2 (Primary: On-site, Secondary: Online) |
Neuromorphic computing using photo-induced current properties in ITO/Nb:SrTiO3 junction
-- For reservoir computing application -- Yutaro Yamazaki, Hiroyuki Kai, Kentaro Kinoshita (Tokyo Univ. of Sci.) ED2022-21 |
Recently, needs for edge computing have been increasing, and methods to reduce computational cost while maintaining high... [more] |
ED2022-21 pp.17-20 |
RCS |
2021-10-22 15:00 |
Online |
Online |
[Poster Presentation]
Investigation of NOMA-Based Highly-Efficient Low-Latency Random Access Kenichi Higuchi (Tokyo Univ. of Science) RCS2021-139 |
In this paper, we introduce some of our recent studies on highly-efficient low-latency random access that realize multi-... [more] |
RCS2021-139 pp.112-119 |
RCS |
2021-06-23 13:00 |
Online |
Online |
Efficient HARQ Method Using Hierarchically Structured Physical Channel Identifiers in NOMA-based Random Access for Multi-Packet Reception Megumi Asada (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2021-36 |
This paper proposes an efficient hybrid automatic repeat request (HARQ) method achieving both the packet combining and r... [more] |
RCS2021-36 pp.43-48 |
RCS |
2021-06-23 13:10 |
Online |
Online |
Investigation of Transmitter Filtering Method for Random Access with Channel Identifier Linked Receiver Beamforming Shogo Uchida (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2021-37 |
This paper investigates a transmitter filtering (TF) method for random access using physical channel identifier (PCID)-l... [more] |
RCS2021-37 pp.49-55 |
NS |
2021-05-13 15:15 |
Online |
Online |
Graph Reordering while Acquiring Graph Data Managed Distributedly by Random Walk Kohei Tsuchida, Kunitake Kaneko (Keio Univ.) NS2021-20 |
It is known that cache misses occur so many times, which leads to slow down the calculation speed while graph processing... [more] |
NS2021-20 pp.32-37 |
RCS, AP, UWT (Joint) |
2020-11-25 11:20 |
Online |
Online |
Investigation of Preamble Design Appropriate for Random Access Achieving Multi-Packet Reception Kou Watanuki, Kenichi Higuchi (Tokyo Univ. of Science) RCS2020-113 |
Random access for multi-packet reception is considered to be an promising technology component for the 5th generation mo... [more] |
RCS2020-113 pp.17-23 |
RCS |
2020-06-24 15:20 |
Online |
Online |
Interleaver-Linked Receiver Beamforming for IDMA-Based Random Access in TDD System Yotaro Murakami (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2020-28 |
This paper proposes a novel interleaver-linked receiver beamforming in time division duplex (TDD)-interleave division mu... [more] |
RCS2020-28 pp.31-36 |
RCS |
2020-06-24 15:45 |
Online |
Online |
Interleaver-Linked Receiver Beamforming with Transmitter Channel Equalization in TDD-IDMA-Based Random Access Yuto Muroki (Tokyo Univ. of Science), Yoshihisa KIshiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2020-29 |
This paper proposes a transmission/reception protocol that combines our previously reported interleaver-linked receiver ... [more] |
RCS2020-29 pp.37-42 |
RCS |
2019-06-20 10:20 |
Okinawa |
Miyakojima Hirara Port Terminal Building |
Investigation on Transmission Power Control Appropriate for IDMA-based Random Access Tsubasa Miyata (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2019-68 |
This paper investigates a transmission power control (TPC) scheme appropriate for interleave division multiple access (I... [more] |
RCS2019-68 pp.189-195 |
RCS |
2019-06-20 10:30 |
Okinawa |
Miyakojima Hirara Port Terminal Building |
Investigation on Retransmission Scheme in IDMA-Based Random Access Yuichiro Shake (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2019-69 |
This paper investigates a packet retransmission scheme appropriate for an interleave division multiple access (IDMA)-bas... [more] |
RCS2019-69 pp.197-202 |
IA |
2018-11-28 14:40 |
Tokyo |
Akihabara Convention Hall, 5th Floor (Conference Room 5B) |
A Study on the Cooperative Search Using Multiple Random Walks in Unstructured Network Yusuke Sakumoto (Tokyo Metropolitan Univ.), Hiroyuki Ohsaki (Kwansei Gakuin Univ.) IA2018-36 |
To begin the communication between two nodes, the node with the communication request must specify the location of the p... [more] |
IA2018-36 pp.1-8 |
ASN, NS, RCS, SR, RCC (Joint) |
2018-07-11 10:30 |
Hokkaido |
Hakodate Arena |
Random access network with cloud-cooperated interference cancellation using adaptive number of transmit replicas Toshiki Nonaka, Takeo Fujii (UEC), Osamu Takyu (Shinshu Univ.), Ohta Mai (Fukuoka Univ.) RCC2018-25 NS2018-37 RCS2018-82 SR2018-21 ASN2018-18 |
In this paper, we propose a new scheme to simultaneously receive multiple sensor signals based on Network MIMO technique... [more] |
RCC2018-25 NS2018-37 RCS2018-82 SR2018-21 ASN2018-18 pp.1-6(RCC), pp.1-6(NS), pp.13-18(RCS), pp.1-6(SR), pp.13-18(ASN) |
RCS |
2018-06-22 11:10 |
Nagasaki |
Nagasaki University |
Investigations on Structure of Interference Canceller in IDMA-based Random Access Masayuki Kawata (Tokyo Univ. of Science), Kiichi Tateishi (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2018-72 |
This paper studies various structures of interference canceller appropriate for interleave division multiple access (IDM... [more] |
RCS2018-72 pp.219-224 |
RCS |
2018-06-22 11:20 |
Nagasaki |
Nagasaki University |
Performance Evaluation of IDMA-based Random Access with Various Frequency Block Structures Koki Fukushima (Tokyo Univ. of Science), Kiichi Tateishi (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2018-73 |
This paper studies an interleave division multiple access (IDMA)-based random access in order to support massive machine... [more] |
RCS2018-73 pp.225-229 |
RCS |
2017-04-24 11:20 |
Kagawa |
Kotohira Onsen Kotosankaku |
Efficient Radio Access for Massive Machine-Type Communication
-- Studies of Successive Interference Cancellation and Parallel Interference Cancellation -- Masafumi Moriyama, Kenichi Takizawa, Hayato Tezuka, Masayuki Oodo, Changwoo Pyo, Homare Murakami, Kentaro Ishidu, Fumihide Kojima (NICT) RCS2017-5 |
A rapid increase of uplink traffic is predicted with the spread of IoT (Internet of Things) devices. The 5G (5th generat... [more] |
RCS2017-5 pp.23-28 |
RCS, SR, SRW (Joint) |
2017-03-02 09:25 |
Tokyo |
Tokyo Institute of Technology |
Terminal Selection for Uplink and Downlink Multi user Communication System with non linear filtering Tomoyuki Baba, Satoshi Denno (Okayama Univ.) SRW2016-86 |
MU-MIMO systems have higher frequency utilization efficiency than SU-MIMO. In the system, inter-user interference causes... [more] |
SRW2016-86 pp.105-110 |
NS, RCS (Joint) |
2016-12-22 16:25 |
Ishikawa |
|
A consideration on throughput improvement of p-persistent CSMA/CA Yukiko Kan, Hiroshi Inai (Okayama Pref Univ) NS2016-140 |
Wireless LANs adopt the CSMA/CA as their random access method.
Although the CSMA/CA has a collision avoidance mechanis... [more] |
NS2016-140 pp.119-122 |
RCS |
2016-10-21 10:00 |
Kanagawa |
YRP (Yokosuka) |
Efficient Radio Access for Massive Machine-Type communication
-- Basic studies of Frame Structure and Channel Estimation -- Masafumi Moriyama, Hayato Tezuka, Kenichi Takizawa, Masayuki Oodo, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) RCS2016-175 |
5G (5th generation mobile communications systems) has been researched and developed so that it can be deployed in Japan ... [more] |
RCS2016-175 pp.119-124 |