Tatsunori Obara

Publication Activity (10 Years)

Years Active: 2010-2017
Publications (10 Years): 2

Top Topics

Channel Estimation

Top Venues

IEICE Trans. Commun.

Publications

Tatsunori Obara, Tatsuki Okuyama, Yuki Inoue, Yuuichi Aoki, Satoshi Suyama, Jaekon Lee, Yukihiko Okumura
Experimental Trial of 5G Super Wideband Wireless Systems Using Massive MIMO Beamforming and Beam Tracking Control in 28GHz Band. IEICE Trans. Commun. (8) (2017)
Tatsunori Obara, Yuki Inoue, Yuuichi Aoki, Satoshi Suyama, Jaekon Lee, Yukihiko Okumura
Experiment of 28 GHz Band 5G super wideband transmission using beamforming and beam tracking in high mobility environment. PIMRC (2016)
Tatsunori Obara, Satoshi Suyama, Jiyun Shen, Yukihiko Okumura
Joint Processing of Analog Fixed Beamforming and CSI-Based Precoding for Super High Bit Rate Massive MIMO Transmission Using Higher Frequency Bands. IEICE Trans. Commun. (8) (2015)
Amnart Boonkajay, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Excess-Bandwidth Transmit Filtering Based on Minimization of Variance of Instantaneous Transmit Power for Low-PAPR SC-FDE. IEICE Trans. Commun. (4) (2015)
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)
Yuki Matsumura, Katsuhiro Temma, Ren Sugai, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Interference-Aware Channel Segregation Based Dynamic Channel Assignment for Wireless Networks. IEICE Trans. Commun. (5) (2015)
Tatsunori Obara, Satoshi Suyama, Yukihiko Okumura
Channel estimation for super high bit rate massive MIMO systems using joint processing of analog fixed beamforming and CSI-based precoding. CSCN (2015)
Tatsunori Obara, Tatsuki Okuyama, Yuuichi Aoki, Satoshi Suyama, Jaekon Lee, Yukihiko Okumura
Indoor and outdoor experimental trials in 28-GHz band for 5G wireless communication systems. PIMRC (2015)
Jiyun Shen, Satoshi Suyama, Tatsunori Obara, Yukihiko Okumura
Requirements of power amplifier on super high bit rate massive MIMO OFDM transmission using higher frequency bands. GLOBECOM Workshops (2014)
Thanh Hai Vo, Shinya Kumagai, Tatsunori Obara, Fumiyuki Adachi
Analog Single-Carrier Transmission with Frequency-Domain Equalization. IEICE Trans. Commun. (9) (2014)
Shinya Kumagai, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Joint Tx/Rx MMSE Filtering for Single-Carrier MIMO Transmission. IEICE Trans. Commun. (9) (2014)
Tatsunori Obara, Satoshi Suyama, Jiyun Shen, Yukihiko Okumura
Joint fixed beamforming and eigenmode precoding for super high bit rate massive MIMO systems using higher frequency bands. PIMRC (2014)
Kazuhiro Kimura, Hiroyuki Miyazaki, Tatsunori Obara, Fumiyuki Adachi
Signal-Carrier Cooperative DF Relay Using Adaptive Modulation. IEICE Trans. Commun. (2) (2014)
Amnart Boonkajay, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Selective mapping for broadband single-carrier transmission using joint Tx/Rx MMSE-FDE. PIMRC (2013)
Jimmy Hadi Susanto, Hiroyuki Miyazaki, Katsuhiro Temma, Tetsuya Yamamoto, Tatsunori Obara, Fumiyuki Adachi
Linearly distributed antenna diversity using single frequency network for high-speed railway communications. APCC (2013)
Hiroyuki Miyazaki, Tatsunori Obara, Fumiyuki Adachi
Adaptive window width control for cyclic shifted pilot aided channel estimation suitable for SC-ANC bi-directional relay using joint Tx/Rx MMSE-FDE. WCSP (2013)
Amnart Boonkajay, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Frequency-domain single-carrier spread spectrum with joint FDE and spectrum combining. ICICS (2013)
Shinya Kumagai, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Joint Tx/Rx MMSE filtering and joint rank adaptation/adaptive modulation for single-carrier MIMO packet transmission. ISPACS (2013)
Masayuki Nakada, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Outage Channel Capacity of Direct/Cooperative AF Relay Switched SC-FDMA Using Spectrum Division/Adaptive Subcarrier Allocation. IEICE Trans. Commun. (4) (2013)
Thanh Hai Vo, Shinya Kumagai, Tatsunori Obara, Fumiyuki Adachi
Analog single-carrier transmission with frequency-domain equalization. APCC (2013)
Shinya Kumagai, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Adaptive Single-Carrier MIMO Transmission Using Joint Tx/Rx MMSE Filtering. VTC Fall (2013)
Hiroyuki Miyazaki, Tatsunori Obara, Fumiyuki Adachi
Joint Transmit/Receive MMSE-FDE for Analog Network Coded Single-Carrier Bi-directional Multi-Antenna Relay. IEICE Trans. Commun. (12) (2013)
Takayoshi Iwata, Kazuhiro Kimura, Hiroyuki Miyazaki, Tatsunori Obara, Fumiyuki Adachi
Capacity-Fairness Controllable Scheduling for Uplink Single-Carrier FDMA. VTC Fall (2013)
Ryusuke Matsukawa, Tatsunori Obara, Fumiyuki Adachi
A Dynamic Channel Assignment Scheme for Distributed Antenna Networks. VTC Spring (2012)
Shinya Kumagai, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Joint Tx/Rx filtering for single-carrier MIMO spatial multiplexing and HARQ packet combining. ICCS (2012)
Yuki Matsumura, Shinya Kumagai, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Channel segregation based dynamic channel assignment for WLAN. ICCS (2012)
Amnart Boonkajay, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Performance evaluation of Low-PAPR transmit filter for single-carrier transmission. APCC (2012)
Iulia Prodan, Tatsunori Obara, Fumiyuki Adachi, Haris Gacanin
Performance of pilot-assisted channel estimation without feedback for broadband ANC systems using OFDM access. EURASIP J. Wirel. Commun. Netw. 2012 (2012)
Tetsuya Uchiumi, Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi
Iterative Superimposed Pilot-Assisted Channel Estimation Using Sliding Wiener Filtering for Single-Carrier Block Transmission. IEICE Trans. Commun. (3) (2012)
Yusuke Sato, Ryusuke Matsukawa, Tatsunori Obara, Fumiyuki Adachi
Nash bargaining solution based subcarrier allocation for uplink SC-FDMA distributed antenna network. IC-NIDC (2012)
Kazuhiro Kimura, Tatsunori Obara, Fumiyuki Adachi
Single-carrier uplink cooperative DF relay using instantaneous CSI-based adaptive modulation. APCC (2012)
Masayuki Nakada, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Power Allocation for Direct/Cooperative AF Relay Switched SC-FDMA. VTC Spring (2012)
Shinya Kumagai, Ryusuke Matsukawa, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi
Spectral Efficiency of Distributed Antenna Network Using MIMO Spatial Multiplexing. VTC Fall (2012)
Hiroyuki Miyazaki, Masayuki Nakada, Tatsunori Obara, Fumiyuki Adachi
Joint Transmit/Receive MMSE-FDE for MIMO Analog Network Coding in Single-Carrier Bi-Directional Relay Communications. VTC Fall (2012)
Tatsunori Obara, Fumiyuki Adachi
MMSE weight for single-carrier overlap FDE. APCC (2011)
Iulia Prodan, Tatsunori Obara, Fumiyuki Adachi, Haris Gacanin
Pilot-assisted channel estimation without feedback for bi-directional broadband ANC. APCC (2011)
Fumiyuki Adachi, Tatsunori Obara, Tetsuya Yamamoto
Capacity and BER performance considerations on single-carrier frequency-domain equalization. ICICS (2011)
Hiroyuki Miyazaki, Masayuki Nakada, Tatsunori Obara, Fumiyuki Adachi
Adaptive power allocation for bi-directional single-carrier relay using analog network coding. ICICS (2011)
Ryusuke Matsukawa, Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi
Downlink Throughput Performance of Distributed Antenna Network Using Transmit/Receive Diversity. VTC Fall (2011)
Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi
Joint MMSE-FDE & Spectrum Combining for a Broadband Single-Carrier Transmission in the Presence of Timing Offset. IEICE Trans. Commun. (5) (2011)
Tatsunori Obara, Kazuki Takeda, Kyesan Lee, Fumiyuki Adachi
Performance Comparison of Overlap FDE and Sliding-Window Chip Equalization for Multi-Code DS-CDMA in a Frequency-Selective Fading Channel. IEICE Trans. Commun. (3) (2011)
Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi
Joint Frequency-Domain Equalization & Spectrum Combining for the Reception of SC Signals in the Presence of Timing Offset. VTC Spring (2010)
Fumiyuki Adachi, Kazuki Takeda, Tatsunori Obara, Tetsuya Yamamoto, Hiroki Matsuda
Recent Advances in Single-Carrier Frequency-Domain Equalization and Distributed Antenna Network. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (11) (2010)