Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IN, CCS (Joint) |
2022-08-05 15:20 |
Hokkaido |
Hokkaido University(Centennial Hall) (Primary: On-site, Secondary: Online) |
Mobility Control considering Internal Interference for Ad Hoc Networks with Autonomous Mobile Robots Kota Makino (Nagoya Univ.), Takeshi Hirai (Osaka Univ.), Tutomu Murase (Nagoya Univ.) |
[more] |
|
IN, CCS (Joint) |
2022-08-05 15:40 |
Hokkaido |
Hokkaido University(Centennial Hall) (Primary: On-site, Secondary: Online) |
Performance Evaluations of UAV-to-UAV Communications in Congested Channel Takeshi Hirai, Tatsuaki Kimura, Naoki Wakamiya (Osaka Univ.) |
[more] |
|
IN, RCS, NV (Joint) |
2022-05-27 10:55 |
Kanagawa |
Keio University (Hiyoshi Campus) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Non-Orthogonal Multiple Access for Infrastructure-less Cellular-V2X Takeshi Hirai (Osaka Univ.) IN2022-8 RCS2022-21 |
This paper introduces non-orthogonal multiple access (NOMA) techniques for the infrastructure-less cellular-vehicle-to-e... [more] |
IN2022-8 RCS2022-21 pp.38-42(IN), pp.40-44(RCS) |
CAS, CS |
2022-03-04 16:25 |
Online |
Online |
Robustness of Distributed Power Control for GF-NOMA in mMTC Rei Oda, Takeshi Hirai, Naoki Wakamiya (Osaka Univ.) CAS2021-100 CS2021-102 |
This paper investigates the robustness of our distributed power control method for the grant-free non-orthogonal multipl... [more] |
CAS2021-100 CS2021-102 pp.141-146 |
RCS, NS (Joint) |
2021-12-16 09:30 |
Nara |
Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Maximum Delay Analysis of Fixed Backoff in IEEE 802.11 Considering Significant Interference for In-Vehicle Wireless Communication Takumi Shiohara (Nagoya Univ.), Atsuhiro Iwaki (Mie Univ.), Takeshi Hirai (Osaka Univ.), Kosuke Sanada (Mie Univ.), Tutomu Murase (Nagoya Univ.) NS2021-96 |
In this research, we propose a delay distribution analysis method for the IEEE 802.11(CSMA/CA) fixed contention window (... [more] |
NS2021-96 pp.1-6 |
RCS, NS (Joint) |
2021-12-17 09:30 |
Nara |
Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Distributed Power Control based on Channel Gain for Grant-Free Non-Orthogonal Multiple Access in Massive Machine-Type Communications Rei Oda, Takeshi Hirai, Naoki Wakamiya (Osaka Univ.) NS2021-102 |
This paper investigates a distributed power control method based on channel gains for the grant-free non-orthogonal mult... [more] |
NS2021-102 pp.29-34 |
IN, NS (Joint) |
2021-03-05 10:40 |
Online |
Online |
Performance Evaluations of NOMA with Imperfect CSI in Infrastructure-less Cellular V2X in Crash Warning System Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2020-78 |
This paper presents performance evaluations of the non-orthogonal multiple access (NOMA) with imperfect channel state in... [more] |
IN2020-78 pp.144-149 |
NS |
2019-10-10 11:35 |
Aichi |
Nagoya Institute of Technology |
[Invited Lecture]
Performance Evaluation on MAC Layer Protocol in Crash Warning Application using PC5-based Cellular-V2X mode4 Takeshi Hirai, Tutomu Murase (Nagoya Univ.) NS2019-101 |
This paper presents the characteristics of the MAC layer protocol of PC5-based Cellular-V2X mode 4 for Crash Warning App... [more] |
NS2019-101 pp.13-18 |
IN, NS (Joint) |
2019-03-05 10:30 |
Okinawa |
Okinawa Convention Center |
Performance Evaluation on Slot Selections based on Time Correlation of Interference in Infrastructure-less Cellular V2X Communication in Crash Warning Application Takeshi Hirai, Tutomu Murase (Nagoya Univ.) |
This paper presents performance characteristics of an effective slot selection method under congestion in infrastructure... [more] |
|
IN, NS (Joint) |
2019-03-05 10:50 |
Okinawa |
Okinawa Convention Center |
Performance Analysis of a V2X-Based Crash Warning Application Using a Spatial Point Process Kai Takahashi, Yuto Konuma, Shigeo Shioda (Chiba Univ.), Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2018-121 |
[more] |
IN2018-121 pp.223-228 |
IN, NS, CS, NV (Joint) |
2018-09-07 11:10 |
Miyagi |
Research Institute of Electrical Communication, Tohoku Univ. |
QoS Improvement of V2X Communications for Crash Warning Applications by Combining Multiple SINR Improvement Methods Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2018-37 |
In order to improve communication quality of V2X communications for Crash Warning Application (CWA), we propose a combin... [more] |
IN2018-37 pp.89-94 |
NS, IN (Joint) |
2018-03-02 15:20 |
Miyazaki |
Phoenix Seagaia Resort |
Performance evaluation of PC5-based C-V2X considering inter-terminal interference in Crash Warning Application Ryoya Kawasaki, Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2017-139 |
In PC5-based C-V2X (Cellular Vehicle-to-Everything) used in the Crash Warning Application (CWA), narrow range communicat... [more] |
IN2017-139 pp.297-302 |
NS, IN (Joint) |
2018-03-02 15:40 |
Miyazaki |
Phoenix Seagaia Resort |
Performance Evaluation of SINR Improvement Method in Road Traffic Flow in Crash Warning Application using V2X Communication Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2017-140 |
Crash warning application (CWA) using V2X (Vehicle-to-Everything) communications defines requirements for communication ... [more] |
IN2017-140 pp.303-308 |
ITS, WBS, RCC |
2017-12-15 10:55 |
Okinawa |
Tiruru/Okinawa Jichikaikan |
Broadcast Assist for Improvement on the Number of the Accommodated Nodes in V2X-based Crash Warning Application Takeshi Hirai, Tutomu Murase (Nagoya Univ.) WBS2017-68 ITS2017-45 RCC2017-84 |
In V2X-DSRC based Crash Warning Application (CWA), to prevent congestion of information frames of CWA-information frames... [more] |
WBS2017-68 ITS2017-45 RCC2017-84 pp.185-190 |
ITS, WBS, RCC |
2017-12-15 11:45 |
Okinawa |
Tiruru/Okinawa Jichikaikan |
"Connected Vehicle" Trends in the US and Europe
-- DSRC-V2X and Cellular-V2X -- Hirofumi Onishi (Alpine USA), Ryoya Kawasaki, Takeshi Hirai, Tutomu Murase (Nagoya Univ.) WBS2017-69 ITS2017-46 RCC2017-85 |
In the US, the Obama presidency postponed the mandatory regulatory of V2V (vehicle-to-vehicle communication), however, t... [more] |
WBS2017-69 ITS2017-46 RCC2017-85 pp.191-196 |
IN |
2017-07-19 10:05 |
Hokkaido |
Japan Red Cross Hokkaido College of Nursing |
Adaptive Frame Relaying for Emergency Vehicles in Crash Warning Application in V2X Communication Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2017-22 |
In Crash Warning Application using Vehicle-to-Everything(V2X), fast vehicles (such as emergency vehicles) cause reducing... [more] |
IN2017-22 pp.19-24 |
NS, IN (Joint) |
2017-03-03 10:40 |
Okinawa |
OKINAWA ZANPAMISAKI ROYAL HOTEL |
Performance Evaluation on V2X Communications by LTE for Crash Warning Application Ryoya Kawasaki, Takeshi Hirai (Nagoya Univ.), Hirofumi Onishi (Alpine Electronics Research of America, Inc.), Tutomu Murase (Nagoya Univ.) IN2016-126 |
In Crash Warning Application which is considered as a key application in ITS (Intelligent Transport System) vehicles an... [more] |
IN2016-126 pp.175-180 |
NS, IN (Joint) |
2017-03-03 09:50 |
Okinawa |
OKINAWA ZANPAMISAKI ROYAL HOTEL |
Frame Relaying for High Speed Vehicles and Emergency Vehicles in Crash Warning Application in V2X Communication Takeshi Hirai, Tutomu Murase (Nagoya Univ.) IN2016-132 |
Crash Warning Application (CWA) in Vehicle-to-Everything (V2X) communication by using IEEE802.11p is one of promising ap... [more] |
IN2016-132 pp.211-216 |
NS, IN (Joint) |
2016-03-04 09:50 |
Miyazaki |
Phoenix Seagaia Resort |
Congestion Reduction by Node-Clustering Communication Method in V2V and V2P Communication Takeshi Hirai (Nagoya Univ.), Hirofumi Onishi (Alpine Electronics Research of America), Tutomu Murase (Nagoya Univ.) IN2015-129 |
Crash warning application in vehicle-to-vehicle communications (V2V) or vehicle-to-pedestrian communications (V2P) is a ... [more] |
IN2015-129 pp.125-130 |
AP |
2015-03-20 09:30 |
Fukui |
Fukui University, Bunkyou Campus |
Basic study for intruder detection in indoor and outdoor using MIMO sensor Takeshi Hiraishi, Kentaro Nishimori (Niigata Univ), Naoki Honma (Iwate Univ), Hideo Makino (Niigata Univ) AP2014-215 |
[more] |
AP2014-215 pp.23-28 |