Yoshichika Ohta

27 papers B 1Journal 4Unranked 22

Year	Rank	Type	Title / Venue / Authors
2024	J	`jnl`	Power Consumption and Reduction of High-Power Amplifier in 5G NR Downlink. IEEE Access Yuki Takagi, Takashi Hirakawa, Mitsukuni Konishi, Yoshichika Ohta
2023	B	`conf`	An Experimental Study on Automatic Gain Control in HAPS Wireless Repeater System. WCNC Takuya Hasegawa, Mitsukuni Konishi, Yoshichika Ohta, Atsushi Nagate
2023	—	`conf`	Basic Experimental Evaluation of Feeder Link Transceiver in HAPS System. VTC2023-Spring Kazuki Matsuura, Yoshichika Ohta
2023	—	`conf`	Design and Analysis of LoS-MIMO Systems with Uniform Cross Array Composed of Dual-polarized Antennas. VTC2023-Spring Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate
2022	—	`conf`	Design of Robust LoS-MIMO Transmission in HAPS Feeder Link. VTC Fall Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate
2021	J	`jnl`	Correction to "System Design of Gigabit HAPS Mobile Communications". IEEE Access Yohei Shibata, Noboru Kanazawa, Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate
2020	—	`conf`	A Study on MIMO Interference Canceller for Reverse-Link in HAPS Multi-Gateways. VTC Fall Takafumi Fujii, Yoshichika Ohta, Teruya Fujii
2020	—	`conf`	A Study on Signal Band Division Interference Canceller for HAPS Feeder Links with Multi-Gateways. VTC Spring Takafumi Fujii, Yoshichika Ohta, Teruya Fujii
2020	—	`conf`	Basic Evaluation of Service Link Antenna for Footprint Fixation in HAPS System. VTC Fall Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta
2020	J	`jnl`	System Design of Gigabit HAPS Mobile Communications. IEEE Access Yohei Shibata, Noboru Kanazawa, Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate
2019	—	`conf`	A Study on Antenna Beamforming Method Considering Movement of Solar Plane in HAPS System. VTC Fall Kenji Hoshino, Shoichi Sudo, Yoshichika Ohta
2019	—	`conf`	A Study on Cell Configuration for HAPS Mobile Communications. VTC Spring Yohei Shibata, Noboru Kanazawa, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate
2018	J	`jnl`	Radio Wave Shadowing by Two-Dimensional Human BodyModel. IEICE Trans. Commun. Mitsuhiro Yokota, Yoshichika Ohta, Teruya Fujii
2015	—	`conf`	A Balloon-Based Wireless Relay System for Disaster Response. VTC Fall Junichi Nakajima, Yoshichika Ohta, Haruya Miyajima, Mitsuyoshi Tokunaga, Yosuke Sugita, Hideki Omote, Hideki Hayashi, Teruya Fujii
2014	—	`conf`	Delay Profile Model for Low Antenna Height Base Stations in Broadband Mobile Communication. VTC Spring Teruya Fujii, Yoshichika Ohta, Hideki Omote, Yosuke Sugita
2012	—	`conf`	Carrier Frequency Characteristic of Time-Spatial Profile in Outdoor LOS Environments. VTC Spring Hideki Omote, Yosuke Sugita, Yoshichika Ohta, Teruya Fujii
2011	—	`conf`	Arrival Angular Profile Modeling at Mobile Station for Outdoor NLOS and LOS Environments. VTC Fall Hideki Omote, Yosuke Sugita, Yoshichika Ohta, Teruya Fujii
2010	—	`conf`	Arrival Angular Profile Modeling at Mobile Station for Cellular Systems. VTC Fall Hideki Omote, Yoshichika Ohta, Teruya Fujii
2010	—	`conf`	Empirical Time-Spatial Propagation Formula for Outdoor NLOS and LOS Environments. VTC Spring Teruya Fujii, Hideki Omote, Yoshichika Ohta
2010	—	`conf`	Fading Channel Modeling for Fixed Mobile Terminal in Outdoor NLOS Environment. VTC Fall Yoshichika Ohta, Teruya Fujii
2009	—	`conf`	Empirical Time-Spatial Propagation Model in Outdoor NLOS Environments for Wideband Mobile Communication Systems. VTC Spring Teruya Fujii, Yoshichika Ohta, Hideki Omote
2009	—	`conf`	Fading Channel Measurement for Static Mobile Terminals in Outdoor NLOS Environments. VTC Spring Yoshichika Ohta, Teruya Fujii
2009	—	`conf`	Predicting the K-Factor of Divided Paths in Wideband Mobile Propagation. VTC Spring Hideki Omote, Yoshichika Ohta, Teruya Fujii
2009	—	`conf`	Wideband Physical Channel Model for Indoor Static Mobile Terminals. VTC Spring Teruya Fujii, Yoshichika Ohta
2008	—	`conf`	Dynamic Channel Model for Static Mobile Terminals in Indoor LOS and NLOS Environments. VTC Spring Yoshichika Ohta, Teruya Fujii
2007	—	`conf`	Dynamic Channel Modeling for Static Mobile Terminals in Indoor NLOS Environments. VTC Fall Teruya Fujii, Yoshichika Ohta
2006	—	`conf`	Delay Spread Prediction for Wideband Mobile Propagation. VTC Fall Yoshichika Ohta, Teruya Fujii