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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP (2nd) |
2015-01-08 14:05 |
Overseas | PTIT, Ho Chi Minh City, Vietnam | Investigation of Throughput Performance of NOMA Using Intra-beam Superposition Coding and SIC in MIMO Downlink Assuming Realistic Channel Estimation Error Nobuhide Nonaka, Kenichi Higuchi (Tokyo Univ. of Science) |
We investigate the influence of channel estimation error on the achievable system-level throughput performance of our pr... [more] | |
| AP (2nd) |
2015-01-09 09:50 |
Overseas | PTIT, Ho Chi Minh City, Vietnam | System-Level Throughput Evaluation of Uplink Non-orthogonal Multiple Access with MMSE-SIC under FTP Traffic Model Norheda binti Mohd Zulkipeli, Kenichi Higuchi (Tokyo Univ. of Science) |
In this paper, we investigate and compare the average and cell-edge user throughput of the non-orthogonal multiple acces... [more] | |
| RCS, SR, SRW (Joint) |
2014-03-03 15:10 |
Tokyo | Waseda Univ. | Combined Learning Based Cell Selection and Transmit Power Reduction in Heterogeneous Networks Toshihito Kudo, Tomoaki Ohtsuki (Keio Univ.)  RCS2013-328 |
Cell range expansion (CRE) expands a pico cell range virtually with bias values, which can make cell edge throughput and... [more] | RCS2013-328 pp.133-138 |
| RCS, SIP | 2014-01-24 13:50 |
Fukuoka | Kyushu Univ. | Inter-Cell Interference Coordination Method Using Frequency Block Dependent Transmission Power Control and Weighted Proportional Fair Scheduling in Non-orthogonal Access with SIC for Cellular Uplink Yuki Endo (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) SIP2013-130 RCS2013-300 |
This paper proposes an inter-cell interference coordination (ICIC) method using a combination of our previously reported... [more] | SIP2013-130 RCS2013-300 pp.263-268 |
| RCS, NS (Joint) |
2013-12-18 16:35 |
Kagawa | Sunport Hall Takamatsu | Investigation on Inter-cell Succsessive Interference Canceller Based on Soft Detection in LTE-Advanced Downlink Yousuke Sano, Yusuke Ohwatari, Kazuaki Takeda, Yukihiko Okumura (NTT DOCOMO) RCS2013-217 |
In LTE-Advanced, to improve the user throughput, non-linear receivers which cancel the inter-cell interference signals u... [more] | RCS2013-217 pp.65-70 |
| RCS | 2013-06-21 10:30 |
Hokkaido | Hokkaido Univ. | Investigations on System-level Throughput of Non-Orthogonal Access with SIC in Cellular Downlink When Channel Estimation Error Exists Kenta Yamamoto (Tokyo Univ. of Science), Yuya Saito (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2013-67 |
We investigate the influence of channel estimation error on the achievable system-level throughput performance of the no... [more] | RCS2013-67 pp.177-182 |
| RCS | 2013-06-21 10:50 |
Hokkaido | Hokkaido Univ. | Throughput Evaluation of Fractional Frequency Reuse with Overlapped Access Policy for Uplink Non-orthogonal Access with MMSE-SIC Norheda binti Mohd Zulkipeli, Kenichi Higuchi (Tokyo Univ. of Science) RCS2013-69 |
We evaluate the throughput performance of fractional frequency reuse (FFR) with overlapped access policy for inter-cell ... [more] | RCS2013-69 pp.189-192 |
| RCS, SR, SRW (Joint) |
2013-02-28 10:00 |
Tokyo | Waseda Univ. | Investigations on Power Allocation Among Beams in Non-orthogonal Access with Random Beamforming and Intra-beam SIC for Cellular MIMO Downlink Yuta Hayashi (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2012-326 |
We investigate the power allocation among multiple beams in our previously reported non-orthogonal access with random be... [more] | RCS2012-326 pp.255-260 |
| RCS, SR, SRW (Joint) |
2013-03-01 11:10 |
Tokyo | Waseda Univ. | A Study on Inter-cell Interference Coordination Method Using Inter-cell Interference Power Control in LTE Uplink Kenichi Higuchi (Tokyo Univ. of Science), Yoshiko Saito, Seigo Nakao (Panasonic) RCS2012-342 |
We propose an inter-cell interference coordination (ICIC) method using transmission power control (TPC) based on inter-c... [more] | RCS2012-342 pp.345-350 |
| SIP, RCS | 2013-01-31 14:20 |
Hiroshima | Viewport-Kure-Hotel (Kure) | Throughput Performance of CRE with a variable bias in HetNet Katsunori Kikuchi, Hiroyuki Otsuka (Kogakuin Univ.) SIP2012-95 RCS2012-252 |
Heterogeneous networks (HetNet) are expected to handle increasing demand for mobile network capacity and has been mainly... [more] | SIP2012-95 RCS2012-252 pp.85-90 |
| SIP, RCS | 2013-01-31 14:45 |
Hiroshima | Viewport-Kure-Hotel (Kure) | Investigation on Interference Rejection Combining Receiver in Heterogeneous Networks Employing Inter-cell Interference Coordination for LTE-Advanced Downlink Yusuke Ohwatari, Akihito Morimoto, Nobuhiko Miki, Yukihiko Okumura (NTT DOCOMO) SIP2012-96 RCS2012-253 |
In LTE-Advanced, heterogeneous networks where low power nodes such as picocells are overlaid onto macrocells were extens... [more] | SIP2012-96 RCS2012-253 pp.91-96 |
| RCS | 2012-06-21 11:50 |
Hokkaido | Hakodate City Central Library | Throughput Performance of Non-orthogonal Access with SIC in Cellular Downlink Using Fractional Frequency Reuse Junpei Umehara (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2012-48 |
Aiming at the better tradeoff between the system frequency efficiency measured by the average user throughput and user f... [more] | RCS2012-48 pp.31-36 |
| RCS | 2012-06-21 16:30 |
Hokkaido | Hakodate City Central Library | Investigation on Link Performance Modeling of Interference Rejection Combining Receiver for System Level Evaluation in LTE-Advanced Downlink Yousuke Sano, Yusuke Ohwatari, Nobuhiko Miki, Akihito Morimoto, Yukihiko Okumura (NTT DOCOMO) RCS2012-57 |
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] | RCS2012-57 pp.85-90 |
| RCS, SIP | 2012-01-27 13:05 |
Fukuoka | Fukuoka Univ. | Throughput Performance of Non-orthogonal Access with MMSE-SIC in Cellular Uplink Using Fractional Frequency Reuse Kenichi Higuchi (Tokyo Univ. of Science), Yoshihisa Kishiyama (NTT DOCOMO) SIP2011-118 RCS2011-307 |
We consider the application of fractional frequency reuse (FFR) to the non-orthogonal access with successive interferenc... [more] | SIP2011-118 RCS2011-307 pp.227-232 |
| AP, RCS (Joint) |
2011-11-18 13:00 |
Aichi | Nagoya Congress Center | Adaptive Amplify-and-Forward Relaying with Efficient Non-orthogonal Frequency Partitioning for Cellular Downlink Kiichi Tateishi, Kenichi Higuchi (Tokyo Univ. of Science) RCS2011-224 |
This paper presents the efficient frequency partitioning schemes for the proposed adaptive amplify-and-forward (AF)-type... [more] | RCS2011-224 pp.209-214 |
| RCS, NS (Joint) |
2011-07-21 11:05 |
Hokkaido | Asahikawa Civic Culture Hall | Investigation of Interference Rejection Combining Receiver to Suppress Inter-cell Interference in LTE-Advanced Downlink Yusuke Ohwatari, Nobuhiko Miki, Takahiro Asai, Tetsushi Abe (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Lab) RCS2011-80 |
The interference rejection combining (IRC) receiver is effective in improving the cell-edge user throughput because it s... [more] | RCS2011-80 pp.31-36 |
| RCS, IN (Joint) |
2011-05-27 14:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Tutorial Lecture]
Tutorial on Fundamentals of Coordinated Multipoint Transmission Techniques Kenichi Higuchi (Tokyo Univ. of Science) RCS2011-33 |
The interference between cells covered by the different base stations is a major obstacle to the system performance enha... [more] | RCS2011-33 p.83 |
| NS, RCS (Joint) |
2010-12-17 11:10 |
Okayama | Okayama Univ. | Performance Evaluation of Adaptive Amplify-and-Forward Relaying with Fractional Frequency Reuse in Multiuser Cellular Uplink Shinya Okazawa, Kiichi Tateishi, Kenichi Higuchi (Tokyo Univ. of Science) RCS2010-186 |
This paper presents an adaptive amplify-and-forward (AF)-type relaying method with fractional frequency reuse (FFR) for ... [more] | RCS2010-186 pp.163-168 |
| AN, USN, SR, RCS (Joint) |
2010-10-27 16:10 |
Osaka | Osaka University | Study on Cellular System with Dynamic Cell Forming for Reducing Place Dependency of Communication Quality Kenzaburo Fujishima, Hitoshi Ishida, Yunjian Jia, Katsuhiko Tsunehara (Hitachi) RCS2010-115 |
Recently, improvement of cell edge throughput has become important as well as peak data rate toward IMT- Advanced. In th... [more] | RCS2010-115 pp.49-54 |
| SAT, RCS (Joint) |
2010-08-26 14:20 |
Kagoshima | Kagoshima Univ. | Theoretical Analysis of Cooperated Base Sstation Cellular System Yoshihiko Akaiwa (Univ. of Electro-Comm.) RCS2010-85 |
Performance of cellular systems are theoretically analyzed under multi-cell environments with cooperated base stations. ... [more] | RCS2010-85 pp.43-48 |
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