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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 10:15 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
NOMA-HARQ with Adaptive Termination Based on Early Decision Using Channel State Information for URLLC Go Takita, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science)  RCS2023-88 |
This paper extends our previously reported a repetition-based low-latency non-orthogonal multiple access (NOMA)- hybrid ... [more] | RCS2023-88 pp.45-50 |
| RCS | 2023-06-14 17:30 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Bayesian Receiver Design for Grant-Free NOMA Based on Low-Density Structured OFDM Kohei Ueda (UEC), Takanori Hara (Tokyo Univ. of Science), Koji Ishibashi (UEC) RCS2023-45 |
This paper studies a grant-free non-orthogonal multiple access (GF-NOMA) system using orthogonal frequency division mult... [more] | RCS2023-45 pp.99-104 |
| RCS | 2023-06-15 10:50 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Investigations on Low-Complexity User-Specific TRP Selection Method in Downlink Distributed MIMO with Regularized ZF-Based Beamforming Hiroki Kato, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-54 |
In this paper, we propose a computationally-efficient method for user equipment (UE)-specific transmission reception poi... [more] | RCS2023-54 pp.153-160 |
| RCS | 2023-06-15 11:20 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Investigations on Non-coherent Transmission Scheme for Grant-free NOMA Eiji Yoshimura, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-57 |
[more] | RCS2023-57 pp.175-180 |
| RCS, IN, NV (Joint) |
2023-05-25 11:55 |
Kanagawa | Keio University (Hiyoshi Campus), and online (Primary: On-site, Secondary: Online) |
Blind Active User Detection for Grant-Free Access in the Presence of Timing Offsets Takanori Hara (Tokyo Univ. of Science) RCS2023-18 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access (GF-NOMA) has gained much ... [more] | RCS2023-18 pp.23-28 |
| NS | 2023-05-12 10:00 |
Tokyo | Shinjuku Campus, Kogakuin University + Online (Primary: On-site, Secondary: Online) |
On Kernel Networking Using extended Berkeley Packet Filter Empowered by Neural Networks Takanori Hara (NAIST), Masahiro Sasabe (Kansai Univ.) NS2023-15 |
extended Berkeley Packet Filter (eBPF) is a technology to control a Linux kernel through an arbitrary program. It has be... [more] | NS2023-15 pp.26-31 |
| IN, NS (Joint) |
2023-03-02 10:00 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Resource-Efficient and Availability-Aware Virtual Network Function Placement and Service Chaining with Virtual Network Function Diversity and Redundancy Kento Sugihara, Takanori Hara, Masahiro Sasabe, Shoji Kasahara (NAIST) NS2022-167 |
To realize network services in the NFV network, we first construct a service chain graph which consists of virtual nodes... [more] | NS2022-167 pp.1-6 |
| SP, IPSJ-SLP, EA, SIP [detail] | 2023-03-01 09:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
A Study on Scheduled Sampling for Neural Transducer-based ASR Takafumi Moriya, Takanori Ashihara, Hiroshi Sato, Kohei Matsuura, Tomohiro Tanaka, Ryo Masumura (NTT) EA2022-100 SIP2022-144 SP2022-64 |
In this paper, we propose scheduled sampling approaches suited for the recurrent neural network-transducer (RNNT) that i... [more] | EA2022-100 SIP2022-144 SP2022-64 pp.147-152 |
| IT, RCS, SIP | 2023-01-24 17:25 |
Gunma | Maebashi Terrsa (Primary: On-site, Secondary: Online) |
PAPR Reduction Method Using Null Space in MIMO Channel for MIMO-OFDM Signals at Multiple-Antenna AF Relay Station Under Frequency-Selective Fading Channel Asuka Kakehashi, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-46 SIP2022-97 RCS2022-225 |
[more] | IT2022-46 SIP2022-97 RCS2022-225 pp.96-101 |
| IT, RCS, SIP | 2023-01-24 17:50 |
Gunma | Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Multi-agent DQN-Based Activation Control of Base Stations Utilizing Activation States of Neighbor Base Stations Daiki Kato, Takanori Hara (Tokyo Univ. of Science), Yuto Muroki (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-47 SIP2022-98 RCS2022-226 |
[more] | IT2022-47 SIP2022-98 RCS2022-226 pp.102-107 |
| IT, RCS, SIP | 2023-01-24 18:15 |
Gunma | Maebashi Terrsa (Primary: On-site, Secondary: Online) |
A Study on Avdanced Peak Cancellation Signal Generation for PAPR Reduction Using Null Space in MIMO Channel for MIMO-OFDM Signals Jun Saito, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-48 SIP2022-99 RCS2022-227 |
[more] | IT2022-48 SIP2022-99 RCS2022-227 pp.108-113 |
| IT, RCS, SIP | 2023-01-25 10:25 |
Gunma | Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Investigations on Low-Complexity User-Specific TRP Selection Method in Downlink Cell-Free MIMO with Partial CSI Hiroki Kato, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-58 SIP2022-109 RCS2022-237 |
[more] | IT2022-58 SIP2022-109 RCS2022-237 pp.166-171 |
| RCS, NS (Joint) |
2022-12-15 16:35 |
Aichi | Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Blind Multiple Measurement Vector Approximate Message Passing for Grant-Free Access Takanori Hara (Tokyo Univ. of Science), Koji Ishibashi (The Univ. of Electro-Communications) RCS2022-197 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access (GF-NOMA) has gained much ... [more] | RCS2022-197 pp.63-68 |
| RCS | 2022-10-27 10:20 |
Ehime | Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation on Transmission Power Control in NOMA-Based Random Access with Hierarchically Structured Random Access Identifiers Megumi Asada, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-130 |
[more] | RCS2022-130 pp.13-18 |
| RCS | 2022-10-27 10:45 |
Ehime | Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation of NOMA-Based Highly-Efficient Low-Latency HARQ Method with Inter-Base Station Cooperation for URLLC Ryota Kobayashi, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-131 |
This paper extends our previously reported non-orthogonal multiple access (NOMA)-based high-efficient and low-latency hy... [more] | RCS2022-131 pp.19-24 |
| RCS | 2022-10-28 09:50 |
Ehime | Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation of Advanced Transmitter Filtering Method for Random Access with Random Access Identifier Linked Receiver Beamforming Shogo Uchida, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-143 |
[more] | RCS2022-143 pp.71-76 |
| SIP | 2022-08-25 16:30 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki Island) (Primary: On-site, Secondary: Online) |
[Invited Talk]
Approximate Message Passing for Efficient Grant-Free Access Takanori Hara (Tokyo Univ. of Science) SIP2022-59 |
To accommodate a large number of users efficiently, grant-free non-orthogonal multiple access has gained much attention.... [more] | SIP2022-59 pp.50-55 |
| RCS | 2022-06-15 13:20 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Complexity-Reduced Channel Estimation Using Comb-Shaped Preamble for Random Access with Transmitter Filtering and Channel Identifier Linked Receiver Beamforming Andrey Bolotov, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-31 |
[more] | RCS2022-31 pp.43-48 |
| RCS | 2022-06-15 13:30 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
HARQ Using Hierarchical Tree-Structured Random Access Channel Identifiers and Random Retransmission Time Back-Off in NOMA Based Random Access Katsuya Yanai, Takanori Hara (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-32 |
[more] | RCS2022-32 pp.49-54 |
| RCS | 2022-06-15 13:40 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Repetition-Based NOMA-HARQ with Adaptive Termination for URLLC Go Takita, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-33 |
[more] | RCS2022-33 pp.55-60 |
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