Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, RCS (Joint) |
2023-12-14 14:10 |
Fukuoka |
Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
[Invited Talk]
A View of the Future Created by Small Atomic Clock
-- Future Technologies and Applications with Chip-Scale Optical Lattice Clock -- Hiroshi Ochi (Kyutech), Yuhei Nagao (Radrix) NS2023-132 RCS2023-185 |
Clocks or Time are essential for our modern way of life. Even though the clocks that we often use today have some time e... [more] |
NS2023-132 RCS2023-185 p.41 |
MIKA (3rd) |
2023-10-10 15:35 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
FPGA Prototyping of a Coordinated OFDMA Wireless Communication System on Lunar Exploration and Inside Satellites Yuhei Nagao (Radrix), Takayuki Yamazaki (Gigafirm), Taiki Takamatsu, Chihaya Kato, Johta Awano (JAXA) |
There is a growing demand for high-speed and versatile wireless communication system that can be used in the space envir... [more] |
|
AP |
2021-08-20 10:25 |
Online |
Online |
Low Complexity Channel Analysis using Discrete Fourier Basis for Wireless LAN Sensing Yuhei Nagao (Radrix), Kosuke Tsuji, Ryotaro Isshiki, Leonardo Lanante (Kyutech), Hiroshi Ochi (Radrix) AP2021-49 |
Channel State Information (CSI) sensing over wireless LAN is gathering attention, because it enables economically and ea... [more] |
AP2021-49 pp.7-12 |
RCS, SR, SRW (Joint) |
2020-03-06 10:00 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
High-accuracy Timing Offset Estimation Method Between Devices by Software Processing Kotaro Nagano, Izumu Kusunoki (Kyutech), Yuhei Nagao (Radrix), Leonardo Lanante, Masayuki Kurosaki, Hiroshi Ochi (Kyutech) RCS2019-386 |
Highly accurate timestamps of device's local time is required in IoT sensor networks.
This is because the timestamp inf... [more] |
RCS2019-386 pp.341-346 |
RCS, SIP |
2014-01-23 14:15 |
Fukuoka |
Kyushu Univ. |
Low Complexity Quasi MLD MIMO Decoder Using 2D Sorter Thi Hong Tran, Reina Hongyo (Kyushu Inst. of Tech.), Yuhei Nagao (Radrix), Hiroshi Ochi (Kyushu Inst. of Tech.) SIP2013-95 RCS2013-265 |
This paper proposes a low complexity quasi Maximum Likelihood Detection (MLD) algorithm and hardware architecture for MI... [more] |
SIP2013-95 RCS2013-265 pp.59-64 |
SIS |
2013-12-13 09:20 |
Tottori |
Torigin Bunka Kaikan (Tottori) |
MU-MIMO System-on-Chip Evaluation Platform with 5GHz RF-Module for Next Generation IEEE 802.11 Wireless LAN Leonardo Lanante (Kyushu Inst. of Tech.), Yuhei Nagao, Tatsumi Uwai, Nico Surantha, Baiko Sai (Radrix), Hiroshi Ochi (Kyushu Inst. of Tech.) SIS2013-44 |
In this report, we present our system-on-chip (SOC) platform for next generation Wireless LAN applications. The platform... [more] |
SIS2013-44 pp.93-98 |
RCS, SR, SRW (Joint) |
2013-02-27 09:00 |
Tokyo |
Waseda Univ. |
Reduction of the Impact of the Channel Estimation Error in THP Multi-User MIMO System Shogo Fujita, Leonardo Lanante Jr. (Kyushu Inst. of Tech.), Yuhei Nagao (Radrix), Masayuki Kurosaki, Hiroshi Ochi (Kyushu Inst. of Tech.) RCS2012-284 |
Tomlinson Harashima Precoding (THP) for Multi-User Multiple Input Multiple Output (MU-MIMO) system has been proposed as ... [more] |
RCS2012-284 pp.1-6 |
RCS, SR, SRW (Joint) |
2013-02-27 10:00 |
Tokyo |
Waseda Univ. |
Block Diagonalization Precoder with Projection Method for Multiuser MIMO Systems Takuro Yoshida, Leonardo Lanante Jr. (Kyushu Inst. of Tech.), Yuhei Nagao (Radrix), Masayuki Kurosaki, Baiko Sai, Hiroshi Ochi (Kyushu Inst. of Tech.) RCS2012-287 |
In this paper, we propose a block diagonalization (BD) method with projection method and QR decomposition (QRD) for supp... [more] |
RCS2012-287 pp.19-24 |
AP, RCS (Joint) |
2011-11-18 09:25 |
Aichi |
Nagoya Congress Center |
Performance Evaluation for Multi-User MIMO IEEE 802.11ac Wireless LAN System Daisuke Nojima, Leonardo Lanante, Yuhei Nagao, Masayuki Kurosaki (Kyushu Inst. of Tech.), Thet Htun Khine (Radrix), Hiroshi Ochi (Kyushu Inst. of Tech.) RCS2011-217 |
In this paper, we evaluate the performance of the next generation standard IEEE 802.11ac wireless local area network (WL... [more] |
RCS2011-217 pp.167-172 |
SIS, SIP, IPSJ-AVM |
2008-09-26 15:45 |
Fukuoka |
Tobata Campus, Kyushu Institute of Technology |
Over 100Mbps High Throughput MAC for IEEE802.11n Wireless LAN with Hardware and Software Cooperative Design Hendra Setiawan (Kyushu Inst. of Tech.), Min Li Huang, Jin Lee, Kwang Eui Pyun, Sin-Chong Park (ICU), Yuhei Nagao (Kyushu Institute of Tech.), Masayuki Korosaki (Kyushu Inst. of Tech.), Hiroshi Ochi (Kyushu Inst. of Tech./Radrix) SIP2008-106 SIS2008-41 |
IEEE 802.11n is throughput enhancement of previous WLAN standard such as IEEE 802.11a and g. The modes of operation can ... [more] |
SIP2008-106 SIS2008-41 pp.95-100 |
SIS |
2008-06-12 15:10 |
Hokkaido |
|
Performance Evaluation of Low Density Parity Check CODEC for IEEE 802.11n and Its RTL Design Ryuichi Yohena (Univ. of the Ryukyus), Hiroyuki Shimajiri (Frontier Okinawa 21), Takeo Yoshida (Univ. of the Ryukyus), Masayuki Kurosaki, Wahyul Amien Syafei, Yuhei Nagao (Kyushu Institute of Tech.), Hiroshi Ochi (Kyushu Institute of Tech./Radrix) SIS2008-11 |
[more] |
SIS2008-11 pp.59-64 |
RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-07 13:00 |
Kanagawa |
YRP |
IP Design for Next Generation Wireless LAN System LSI Yuhei Nagao, Kohta Higashi, Yuuki Yamanaka, Masayuki Kurosaki (Kyushu Inst. of Tech.), Hiroshi Ochi (Radrix) RCS2006-243 |
In this paper, we present several IP designs for next generation wireless LAN system LSI complying with standard IEEE802... [more] |
RCS2006-243 pp.33-36 |
WBS |
2005-12-15 10:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Study on Symbol Synchronization of MB-OFDM UWB System Kouta Higashi, Masayuki Kurosaki (KIT), Hiroshi Ochi (Radrix) |
In this paper,we consider a symbol synchronous acquisition method suitable for MB-OFDM UWB system which has been propose... [more] |
WBS2005-47 pp.1-6 |