Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IT, RCS, SIP |
2023-01-25 13:45 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
A TWR Method With Successive RTT Estimation Using Phase of Multi-Frequency Signals And Its Frequency Arrangement Yoshitaka Hara IT2022-62 SIP2022-113 RCS2022-241 |
This paper proposes a two-way ranging (TWR) method with successive round-trip-time (RTT) estimation using phase of multi... [more] |
IT2022-62 SIP2022-113 RCS2022-241 pp.190-195 |
CNR |
2011-12-19 11:00 |
Kyoto |
Doshisha Univ. |
Offline map matching with Gibbs sampling for scanmatching-data generation Akinori Asahara, Takayuki Akiyama, Yoshitaka Hara, Yaemi Teramoto, Kiyohiro Obara, Masashi Koga (Hitachi) CNR2011-27 |
For an automatic land vehicle which runs downtown freely, a data construction method for the scan matching, that is a te... [more] |
CNR2011-27 pp.21-26 |
AP, RCS (Joint) |
2010-11-12 11:00 |
Fukui |
Fukui Univ. |
Theoretical Study on Power Efficient MIMO Transmission and Operating Frequency Towards Green Radio Yoshitaka Hara, Noriyuki Fukui, Hiroshi Kubo (Mitsubishi Electric) RCS2010-152 |
This paper presents theoretical study on power-efficient MIMO transmission and operating frequency for green radio. It i... [more] |
RCS2010-152 pp.63-68 |
RCS, SAT (Joint) |
2009-12-18 10:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Performance Evaluation of Rank-1 Precoded Sounding Reference Signal in LTE-Advanced Yoshitaka Hara, Noriyuki Fukui, Hiroshi Kubo (Mitsubishi Electric) RCS2009-186 |
In LTE-Advanced, a terminal can transmit signals simultaneously from 4 antennas, while an LTE terminal transmits a signa... [more] |
RCS2009-186 pp.113-118 |
ITS, WBS (Joint) |
2009-12-08 15:25 |
Kumamoto |
Kumamoto University |
[Poster Presentation]
A Study on Non-regenerative Coherent Transmission System Nico Prananta, Shinsuke Hara (Osaka City Univ.), Yoshitaka Hara (Mitsubishi Electric) WBS2009-43 |
[more] |
WBS2009-43 pp.41-46 |
RCS, AP (Joint) |
2009-11-26 14:15 |
Tokyo |
Tokyo Inst. of Tech. |
Inter-node Carrier Frequency Synchronization Using Satellite Signal for Cooperative Coherent Transmission Yoshitaka Hara, Noriyuki Fukui, Hiroshi Kubo (Mitsubishi Electric Corp.) AP2009-122 RCS2009-144 |
[more] |
AP2009-122 RCS2009-144 pp.19-24(AP), pp.67-72(RCS) |
RCS, IN (Joint) |
2009-05-22 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Over-the-air Inter-node Carrier Phase Synchronization for Cooperative Coherent Transmission Yoshitaka Hara, Noriyuki Fukui, Hiroshi Kubo (Mitsubishi Electric) RCS2009-17 |
This paper proposes new over-the-air inter-node carrier phase synchronization to maintain constant inter-node carrier ph... [more] |
RCS2009-17 pp.97-102 |
RCS, IN (Joint) |
2009-05-22 13:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Performance Evaluation of Over-the-air Inter-node Carrier Phase Synchronization for LTE-Advanced Yoshitaka Hara, Noriyuki Fukui, Hiroshi Kubo (Mitsubishi Electric) RCS2009-18 |
This paper presents performance evaluation of over-the-air inter-node carrier phase synchronization proposed in [1] for ... [more] |
RCS2009-18 pp.103-108 |
RCS |
2008-08-27 15:20 |
Hokkaido |
Hokkaido University |
An Efficient Relaying Scheme for High Spectral Efficiency in Cellular Environments Yoshitaka Hara, Hiroshi Kubo (Mitsubishi Electric) RCS2008-65 |
This paper proposes an amplifier and forward (AF) relaying scheme for high spectral efficiency in cellular environments.... [more] |
RCS2008-65 pp.73-78 |
RCS |
2008-08-27 15:45 |
Hokkaido |
Hokkaido University |
An Efficient Multiuser Relaying Scheme in OFDMA Systems Yoshitaka Hara, Hiroshi Kubo (Mitsubishi Electric) RCS2008-66 |
This paper proposes an efficient multiuser relaying scheme in OFDMA systems. In the proposed scheme, multiple terminals ... [more] |
RCS2008-66 pp.79-84 |
IN, RCS (Joint) |
2008-05-30 13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
An Antenna Array Auto-Calibration Method with Bidirectional Channel Measurement for TDD Systems Yasunori Nouda, Yoshitaka Hara, Yasuhiro Yano, Hiroshi Kubo (Mitsubishi Electric) RCS2008-12 |
[more] |
RCS2008-12 pp.69-74 |
RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-06 17:10 |
Kanagawa |
YRP |
A Non-Regenerative/Coherent Combining Relaying System Tran Manh Hoang (Hanoi U of Tech), Shinsuke Hara (OCU), Yoshitaka Hara (Mitsubishi Electric) RCS2007-228 |
This paper investigates the performance of a non-regenerative/coherent combining relaying system. To derive the optimal ... [more] |
RCS2007-228 pp.251-256 |
RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-06 17:30 |
Kanagawa |
YRP |
An Ultra Accurate Carrier Frequency Control Between Wireless Stations Yoshitaka Hara, Kazuaki Ishioka, Yasuhiro Yano, Hiroshi Kubo (Mitsubishi Electric) RCS2007-229 |
This paper proposes an ultra accurate carrier frequency control, in which two wireless stations can keep a very close ca... [more] |
RCS2007-229 pp.257-262 |
RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-06 17:50 |
Kanagawa |
YRP |
An Ultra Accurate Carrier Frequency and Phase Control in OFDMA/TDD Yoshitaka Hara, Kazuaki Ishioka, Yasuhiro Yano, Hiroshi Kubo (Mitsubishi Electric) RCS2007-230 |
This paper proposes an ultra accurate carrier frequency control for OFDMA/TDD systems, in which two wireless stations ca... [more] |
RCS2007-230 pp.263-268 |
RCS, SIP |
2008-01-24 13:15 |
Hiroshima |
Hiroshima City Uni. |
Antenna Calibration Using Frequency Selection in OFDMA/TDD Systems Yoshitaka Hara, Yasuhiro Yano, Hiroshi Kubo (Mitsubishi Electric Corp.) SIP2007-140 RCS2007-143 |
This paper proposes antenna array calibration using frequency selection in OFDMA/TDD systems. In the proposed method, fr... [more] |
SIP2007-140 RCS2007-143 pp.55-60 |
RCS, SIP |
2008-01-24 13:40 |
Hiroshima |
Hiroshima City Uni. |
Cooperative Control of Antenna Array Calibration in OFDMA/TDD Systems Yoshitaka Hara, Yasuhiro Yano, Hiroshi Kubo (Mitsubishi Electric Corp.) SIP2007-141 RCS2007-144 |
This paper proposes antenna array calibration to exploit channel reciprocity through a cooperative supporter in OFDMA/TD... [more] |
SIP2007-141 RCS2007-144 pp.61-65 |
RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-08 11:20 |
Kanagawa |
YRP |
Transmit Power Control for Pilot-based CQI Reporting in OFDMA/TDD Systems Yoshitaka Hara (Mitsubishi Electric), Kazuyoshi Oshima (Mitsubishi Electric ITE) RCS2006-261 |
This paper proposes transmit power control for pilot-based CQI reporting in OFDMA/TDD systems. In the proposed method, t... [more] |
RCS2006-261 pp.107-110 |
RCS, NS (Joint) |
2006-07-21 14:55 |
Hokkaido |
Hokkaido Univ. |
CQI Reporting in OFDMA/TDD Systems with Cochannel Interference Yoshitaka Hara, Kazuyoshi Oshima (Mitsubishi Electric ITE-TCL) RCS2006-94 |
This paper proposes a new uplink signalling to report the terminal's channel quality in multiple subbands to the base st... [more] |
RCS2006-94 pp.209-214 |
RCS, NS (Joint) |
2006-07-21 15:15 |
Hokkaido |
Hokkaido Univ. |
New Channel State Feedback for TDD/MIMO Systems with Co-channel Interference Yoshitaka Hara, Kazuyoshi Oshima (Mitsubishi Electric ITE-TCL) RCS2006-95 |
This paper proposes pilot-based signalling to report terminal's channel state to the base station (BS) considering co-ch... [more] |
RCS2006-95 pp.215-220 |
RCS, NS (Joint) |
2006-07-21 15:35 |
Hokkaido |
Hokkaido Univ. |
Remote Control of Transmit Beamforming in TDD/MIMO Systems Yoshitaka Hara, Kazuyoshi Oshima (Mitsubishi Electric ITE-TCL) RCS2006-96 |
This paper propose a new control scheme that the base station (BS) controls terminal's transmit beamforming in multi-inp... [more] |
RCS2006-96 pp.221-226 |