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2020 – today
- 2024
[c27]Shusaku Umeda, Kazuaki Ishioka, Kota Nakamura, Michiya Hayama, Akinori Taira, Akihiro Okazaki:
Heartbeat Interval Estimation Method Using Sub-Terahertz Sensing. CCNC 2024: 1062-1063- 2023
- [c26]Manabu Sakai, Kazuma Obigane, Hiroshi Nishimoto, Akihiro Okazaki, Masaki Noda:
Experimental Trials on Sidelink Multi-hop Communications. VTC2023-Spring 2023: 1-5 - 2020
- [j18]Manabu Sakai
, Kenichiro Kamohara, Hiroki Iura, Hiroshi Nishimoto, Kazuaki Ishioka, Yoshitaka Murata, Masayuki Yamamoto, Akihiro Okazaki, Nobuhide Nonaka, Satoshi Suyama, Jun Mashino, Atsushi Okamura, Yukihiko Okumura:
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
- [j17]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) - [c25]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 - 2018
- [j16]Fumihiro Hasegawa, Akinori Taira, Gosan Noh, Bing Hui, Hiroshi Nishimoto, Akihiro Okazaki, Atsushi Okamura, Junhwan Lee, Ilgyu Kim:
High-Speed Train Communications Standardization in 3GPP 5G NR. IEEE Commun. Stand. Mag. 2(1): 44-52 (2018) - [c24]Fumihiro Hasegawa, Hiroshi Nishimoto, Nuan Song, Mihail Enescu, Akinori Taira, Akihiro Okazaki, Atsushi Okamura:
Non-Linear Precoding for 5G NR. CSCN 2018: 1-7 - [c23]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 - 2017
- [j15]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) - [j14]Hideyuki Nakamizo, Shintaro Shinjo, Koji Tsutsumi, Satoshi Yamaguchi, Hideharu Yoshioka, Akihiro Okazaki, Akinori Taira, Kenichi Tajima:
A Compact RF Frontend Module of Active Phased Array Antenna for High SHF Wideband Massive MIMO in 5G. IEICE Trans. Electron. 100-C(10): 818-824 (2017) - [j13]Hiroshi Nishimoto, Akinori Taira, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura:
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) - [c22]Fumihiro Hasegawa, Akinori Taira, Hiroshi Nishimoto, Akihiro Okazaki, Atsushi Okamura, Gosan Noh, Bing Hui, Junhwan Lee, Ilgyu Kim:
3GPP standardization activities in relay based 5G high speed train scenarios for the SHF band. CSCN 2017: 126-131 - [c21]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 - 2016
- [j12]Hidekazu Murata, Eiji Okamoto, Manabu Mikami, Akihiro Okazaki, Satoshi Suyama, Takamichi Inoue, Jun Mashino, Tetsuya Yamamoto, Makoto Taromaru:
Radio Access Technologies for Fifth Generation Mobile Communications System: Review of Recent Research and Developments in Japan. IEICE Trans. Commun. 99-B(8): 1638-1647 (2016) - [c20]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 - [c19]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 - [c18]Hiroshi Nishimoto, Hiroki Iura, Akinori Taira, Akihiro Okazaki, Atsushi Okamura:
Block lower multi-diagonalization for multiuser MIMO downlink. WCNC 2016: 1-6 - [c17]Hiroshi Nishimoto, Hiroki Iura, Akinori Taira, Akihiro Okazaki, Atsushi Okamura:
Block lower multi-diagonalization for multiuser MIMO downlink. WCNC Workshops 2016: 303-308 - 2015
- [j11]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) - [c16]Hidekazu Murata, Eiji Okamoto, Manabu Mikami, Akihiro Okazaki, Satoshi Suyama, Takamichi Inoue, Jun Mashino, Tetsuya Yamamoto, Makoto Taromaru:
R&D activities for 5G in IEICE technical committee on radio communication systems. APCC 2015: 250-256 - [c15]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 - [c14]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 - [c13]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 - 2014
- [j10]Fumihiro Hasegawa, Masatsugu Higashinaka, Akihiro Okazaki, Fumio Ishizu, Damien Castelain, Loïc Brunel, David Mottier:
Phase-Anchored SC-OFDM. IEEE Wirel. Commun. Lett. 3(1): 22-25 (2014) - 2012
- [j9]Fumihiro Hasegawa, Akihiro Okazaki, Hiroshi Kubo, Damien Castelain, David Mottier:
A Novel PAPR Reduction Scheme for SC-OFDM with Frequency Domain Multiplexed Pilots. IEEE Commun. Lett. 16(9): 1345-1348 (2012) - [j8]Hiroshi Kubo, Masatsugu Higashinaka, Akihiro Okazaki:
Non-coherent MIMO Communication Systems Employing per Transmit Antenna Differential Mapping (PADM). IEICE Trans. Commun. 95-B(10): 3242-3251 (2012) - [c12]Keisuke Ozaki, Koji Tomitsuka, Akihiro Okazaki, Hiroyasu Sano, Hiroshi Kubo:
Channel estimation technique for OFDM systems spread by chirp sequences. PIMRC 2012: 2125-2130 - 2011
- [j7]Akinori Nakajima, Kenichiro Tanaka, Akinori Ohashi, Hiroshi Hattori, Akihiro Okazaki, Hiroshi Kubo:
Transmission Performance of Space Time Block Coding with Grouped Phase Rotation for Asymmetric MIMO-OFDM System. IEICE Trans. Commun. 94-B(12): 3540-3549 (2011) - [c11]Man-On Pun, Andreas F. Molisch, Philip V. Orlik, Akihiro Okazaki:
Super-Resolution Blind Channel Modeling. ICC 2011: 1-5 - [c10]Fumihiro Hasegawa, Akihiro Okazaki, Hiroshi Kubo:
Peak power reduction techniques for multi-channel SC-OFDM. PIMRC 2011: 1743-1747 - [e1]Kazuhiro Uehara, Maria-Gabriella Di Benedetto, Akihiro Okazaki, Hitoshi Yoshino:
6th International ICST Conference on Cognitive Radio Oriented Wireless Networks and Communications, CROWNCOM 2011, Osaka, Japan, June 1-3, 2011. ICST / IEEE 2011, ISBN 978-1-936968-19-0 [contents] - 2010
- [c9]Fumihiro Hasegawa, Hiroyasu Sano, Akihiro Okazaki, Hiroshi Kubo:
Low complexity frame synchronization methods for fading channels. PIMRC 2010: 916-921
2000 – 2009
- 2008
- [j6]Masatsugu Higashinaka, Katsuyuki Motoyoshi, Akihiro Okazaki, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya:
Likelihood Estimation for Reduced-Complexity ML Detectors in a MIMO Spatial-Multiplexing System. IEICE Trans. Commun. 91-B(3): 837-847 (2008) - [j5]Masatsugu Higashinaka, Hiroshi Kubo, Akihiro Okazaki, Yasutaka Ogawa, Takeo Ohgane, Toshihiko Nishimura:
Soft Decision Directed Channel Estimation with Interference Cancellation for a MIMO System Using Iterative Equalization and Decoding. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 91-A(10): 2787-2797 (2008) - [c8]Masatsugu Higashinaka, Hiroshi Kubo, Akihiro Okazaki:
Channel estimation with interference cancellation for a MIMO receiver using iterative equalization and decoding. PIMRC 2008: 1-5 - 2007
- [c7]Masatsugu Higashinaka, Katsuyuki Motoyoshi, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya, Akihiro Okazaki:
Capacity Evaluation of MIMO-OFDM Systems using Reduced-Complexity ML Detectors in a Spatially Correlated Channel. PIMRC 2007: 1-5 - [c6]Abdel-Majid Mourad, Loïc Brunel, Akihiro Okazaki, Umer Salim:
Channel Quality Indicator Estimation for OFDMA Systems in the Downlink. VTC Spring 2007: 1771-1775 - [c5]Masatsugu Higashinaka, Katsuyuki Motoyoshi, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya, Akihiro Okazaki:
Likelihood Estimation for Reduced-Complexity ML Detectors in a MIMO System. VTC Spring 2007: 2104-2108 - 2006
- [j4]Masatsugu Higashinaka, Akihiro Okazaki, Katsuyuki Motoyoshi, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya:
A Co-channel Interference Cancellation Method Using Low Dimensional Sphere Decoding for MIMO Communication Systems. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 89-A(10): 2526-2534 (2006) - [j3]Akihiro Okazaki, Katsuyuki Motoyoshi, Masatsugu Higashinaka, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya:
Frequency-Domain Equalization Incorporated with Frequency-Domain Redundancy for OFDM Systems. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 89-A(10): 2549-2557 (2006) - [c4]Akihiro Okazaki, Katsuyuki Motoyoshi, Masatsugu Higashinaka, Takayuki Nagayasu, Hiroshi Kubo, Akihiro Shibuya:
Frequency-Domain Equalization Incorporated with Frequency-Domain Redundancy for OFDM Systems. PIMRC 2006: 1-5 - 2005
- [j2]Hiroshi Kubo, Akihiro Okazaki, Kazuo Tanada, Bertrand Penther, Keishi Murakami:
A Multiple-Symbol Differential Detection Based on Channel Prediction for Fast Time-Varying Fading. IEICE Trans. Commun. 88-B(8): 3393-3400 (2005) - [c3]Hiroshi Kubo, Masatsugu Higashinaka, Akihiro Okazaki, Keishi Murakami:
Performance Improvement for MIMO Communication Systems Employing Per Transmit Antenna Differential Encoding (PADE). PIMRC 2005: 42-46 - 2001
- [c2]Hiroshi Kubo, Akihiro Okazaki, Kazuo Tanada, Bertrand Penther, Makoto Miyake:
A parallel blind demodulator in the presence of intersymbol interference. ICC 2001: 2520-2524 - [c1]Kazuo Tanada, Hiroshi Kubo, Akihiro Okazaki, Takeshi Uraguchi, Shuichi Hayashi, Hisashi Ishikawa, Atsushi Iwase, Jun Taniguchi:
Experimental evaluation of a parallel blind demodulator combined with a Reed-Solomon decoder in the presence of intersymbol interference. VTC Fall 2001: 2355-2359
1990 – 1999
- 1993
- [j1]Masayuki Orimo, Sigeki Hirasawa, Akihiro Okazaki, Hirosi Fujise, Masuyuki Takeuchi, Kinji Mori:
Distributed file management techniques based on an autonomous decentralized system concept. Comput. Commun. 16(5): 298-304 (1993)
Coauthor Index
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last updated on 2024-04-25 05:53 CEST by the dblp team
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