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Atsushi Okamura
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2020 – today
- 2020
- [j13]Sho Tajima, Seiji Wakamatsu, Taiki Abe, Masanari Tennomi, Koki Morita, Hirotoshi Ubata, Atsushi Okamura, Yuji Hirai, Kota Morino, Yosuke Suzuki
, Tokuo Tsuji
Robust bin-picking system using tactile sensor. Adv. Robotics 34(7-8): 439-453 (2020) - [j12]Masanari Tennomi, Atsushi Okamura, Yuta Nakamura, Taiki Abe, Seiji Wakamatsu, Sho Tajima, Toshihiro Nishimura
Development of assembly system with quick and low-cost installation. Adv. Robotics 34(7-8): 531-545 (2020) - [j11]Shigenori Tani
Flexibility-Enhanced HTS System for Disaster Management: Responding to Communication Demand Explosion in a Disaster. IEEE Trans. Emerg. Top. Comput. 8(1): 159-167 (2020) - [j10]Manabu Sakai
Experimental Field Trials on MU-MIMO Transmissions for High SHF Wide-Band Massive MIMO in 5G. IEEE Trans. Wirel. Commun. 19(4): 2196-2207 (2020)
2010 – 2019
- 2019
- [j9]Kanako Yamaguchi, Nicolas Gresset, Hiroshi Nishimoto, Akihiro Okazaki, Hiroyasu Sano, Shusaku Umeda, Kaoru Tsukamoto, Atsushi Okamura:
An Equalization of PN-DSTBC for Concatenating with Spectral Precoding. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 102-A(3): 544-552 (2019) - [j8]Shigenori Tani
An Adaptive Beam Control Technique for Q Band Satellite to Maximize Diversity Gain and Mitigate Interference to Terrestrial Networks. IEEE Trans. Emerg. Top. Comput. 7(1): 115-122 (2019) - [j7]Nei Kato
Optimizing Space-Air-Ground Integrated Networks by Artificial Intelligence. IEEE Wirel. Commun. 26(4): 140-147 (2019) - [c21]Hiroyuki Uzawa, Kazuaki Honda, Hirotaka Nakamura, Yukio Hirano, Kenichi Nakura, Seiji Kozaki, Atsushi Okamura, Jun Terada:
First Demonstration of Bandwidth-Allocation Scheme for Network-Slicing-Based TDM-PON toward 5G and IoT Era. OFC 2019: 1-3 - [c20]Akinori Nakajima, Hiroyasu Sano, Atsushi Okamura:
Overlap FDE with Signal Extraction Based on SIR Considering Time/Frequency Selectivity of Fading Channels. VTC Fall 2019: 1-5 - [c19]Yukihiko Okumura, Satoshi Suyama, Naoto Ishii, Yasushi Maruta, Akihiro Okazaki, Atsushi Okamura, Jun Terada, Takeshi Onizawa:
5G R&D Achievements for High-Data-Rate and Low-Power-Consumption Radio Access Technologies with Higher-Frequency-Band and Wider-Bandwidth Massive MIMO. VTC Spring 2019: 1-5 - [c18]Kanako Yamaguchi, Masatsugu Higashinaka, Hiroyasu Sano, Atsushi Okamura, Takeo Ohgane, Toshihiko Nishimura:
A Narrow-Band Coherent FSK Transmission System Using Phase Rotated Transmit Diversity with Suppression of Envelope Fluctuation. VTC Fall 2019: 1-5 - 2018
- [j6]Fumihiro Hasegawa, Akinori Taira, Gosan Noh, Bing Hui
High-Speed Train Communications Standardization in 3GPP 5G NR. IEEE Commun. Stand. Mag. 2(1): 44-52 (2018) - [c17]Fumihiro Hasegawa, Hiroshi Nishimoto, Nuan Song, Mihail Enescu, Akinori Taira, Akihiro Okazaki, Atsushi Okamura:
Non-Linear Precoding for 5G NR. CSCN 2018: 1-7 - [c16]Manabu Sakai, Kenji Nakagawa, Hiroki Iura, Naofumi Iwayama, Akihiro Okazaki, Nobuhide Nonaka, Satoshi Suyama, Jun Mashino, Atsushi Okamura, Yukihiko Okumura:
Indoor Experimental Trial on Hybrid 16-Beam Spatial-Multiplexing for High SHF Wide-Band Massive MIMO in 5G. VTC Fall 2018: 1-5 - [i1]Nei Kato, Zubair Md. Fadlullah, Fengxiao Tang, Bomin Mao, Shigenori Tani, Atsushi Okamura, Jiajia Liu:
Optimizing Space-Air-Ground Integrated Networks by Artificial Intelligence. CoRR abs/1808.01053 (2018) - 2017
- [j5]Hiroshi Nishimoto, Akinori Taira, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura:
NL-BMD: Nonlinear Block Multi-Diagonalization Precoding for High SHF Wide-Band Massive MIMO in 5G. IEICE Trans. Commun. 100-B(8): 1215-1227 (2017) - [j4]Hiroshi Nishimoto
Performance Evaluation of NL-BMD Precoding over Analog-Digital Hybrid Beamforming for High SHF Wide-Band Massive MIMO in 5G. Int. J. Wirel. Inf. Networks 24(3): 225-239 (2017) - [c15]Fumihiro Hasegawa, Akinori Taira, Hiroshi Nishimoto, Akihiro Okazaki, Atsushi Okamura, Gosan Noh, Bing Hui
3GPP standardization activities in relay based 5G high speed train scenarios for the SHF band. CSCN 2017: 126-131 - [c14]Fumihiro Hasegawa, Hiroshi Nishimoto, Akihiro Okazaki, Atsushi Okamura:
Static sequence wrapped DFT-s-OFDM for high-speed train scenarios in high-SHF bands. EuCNC 2017: 1-5 - [c13]Shigenori Tani, Michiya Hayama, Hiroki Nishiyama
Multi-Carrier Relaying for Successive Data Transfer in Earth Observation Satellite Constellations. GLOBECOM 2017: 1-5 - [c12]Kenji Nakagawa, Shigeru Uchida, Akinori Taira, Hiroshi Nishimoto, Hiroki Iura, Akinori Okazaki, Atsushi Okamura:
Performance Evaluation of Nonlinear Precoding Based on 44 GHz Band Experiments for 5G Ultra High Capacity Massive MIMO. VTC Spring 2017: 1-5 - 2016
- [c11]Shigenori Tani, Katsuyuki Motoyoshi, Hiroyasu Sano, Atsushi Okamura, Hiroki Nishiyama
An adaptive beam control technique for diversity gain maximization in LEO satellite to ground transmissions. ICC 2016: 1-5 - [c10]Kanako Yamaguchi, Nicolas Gresset, Hiroshi Nishimoto, Akihiro Okazaki, Shusaku Umeda, Kaoru Tsukamoto, Hiroyasu Sano, Atsushi Okamura:
Two-dimensional diversity with serial concatenation of spectral precoding and DSTBC. ISITA 2016: 370-374 - [c9]Hiroshi Nishimoto, Akinori Taira, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura:
Nonlinear block multi-diagonalization precoding for high SHF wide-band massive MIMO in 5G. PIMRC 2016: 1-7 - [c8]Hiroshi Nishimoto, Hiroki Iura, Akinori Taira, Akihiro Okazaki, Atsushi Okamura:
Block lower multi-diagonalization for multiuser MIMO downlink. WCNC 2016: 1-6 - [c7]Hiroshi Nishimoto, Hiroki Iura, Akinori Taira, Akihiro Okazaki, Atsushi Okamura:
Block lower multi-diagonalization for multiuser MIMO downlink. WCNC Workshops 2016: 303-308 - 2015
- [j3]Fumihiro Hasegawa, Akihiro Okazaki, Atsushi Okamura, Damien Castelain, Cristina Ciochina-Duchesne, Loïc Brunel, David Mottier:
Novel Dynamic and Static Methods for Out-of-Band Power Suppression in SC-OFDM. IEEE Wirel. Commun. Lett. 4(3): 313-316 (2015) - [c6]Akinori Taira, Hiroki Iura, Kenji Nakagawa, Shigeru Uchida, Kazuaki Ishioka, Akihiro Okazaki, Satoshi Suyama, Tatsunori Obara, Yukihiko Okumura, Atsushi Okamura:
Performance Evaluation of 44GHz Band Massive MIMO Based on Channel Measurement. GLOBECOM Workshops 2015: 1-6 - [c5]Fumihiro Hasegawa, Shintaro Shinjo, Akihiro Okazaki, Atsushi Okamura, Loïc Brunel, David Mottier:
Static sequence assisted out-of-band power suppression for DFT-s-OFDM. PIMRC 2015: 61-66 - [c4]Shusaku Umeda, Akihiro Okazaki, Hiroshi Nishimoto, Kaoru Tsukamoto, Kanako Yamaguchi, Atsushi Okamura:
Cell Structure for High-Speed Land-Mobile Communications. VTC Fall 2015: 1-5 - 2012
- [c3]Ryuhei Takahashi, Kazufumi Hirata, Teruyuki Hara, Atsushi Okamura:
Derivation of monopulse angle accuracy for phased array radar to achieve Cramer-Rao lower bound. ICASSP 2012: 2569-2572 - 2011
- [j2]Tetsuo Kirimoto, Takeshi Amishima, Atsushi Okamura:
Separation of Mixtures of Complex Sinusoidal Signals with Independent Component Analysis. IEICE Trans. Commun. 94-B(1): 215-221 (2011)
2000 – 2009
- 2004
- [j1]Kenichiro Anjo, Atsushi Okamura, Masato Motomura
Wrapper-based bus implementation techniques for performance improvement and cost reduction. IEEE J. Solid State Circuits 39(5): 804-817 (2004) - 2002
- [c2]Kenichiro Anjo, Atsushi Okamura, Tomoharu Kajiwarat, Noriko Mizushima, Masafumi Omori, Yasuaki Kuroda:
NECoBus: a high-end SOC bus with a portable and low-latency wrapper-based interface mechanism. CICC 2002: 315-318 - 2001
- [c1]Katsuya Kusaba, Atsushi Okamura, Takashi Sekiguchi:
A complex adaptive delay filter. ICASSP 2001: 3761-3764
Coauthor Index
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