Yoshichika Ohta

Publication Activity (10 Years)

Years Active: 2006-2024
Publications (10 Years): 13

Top Topics

Situational Awareness

Experimental Study

Mobile Communication

Top Venues

Publications

Yuki Takagi, Takashi Hirakawa, Mitsukuni Konishi, Yoshichika Ohta
Power Consumption and Reduction of High-Power Amplifier in 5G NR Downlink. IEEE Access 12 (2024)
Kazuki Matsuura, Yoshichika Ohta
Basic Experimental Evaluation of Feeder Link Transceiver in HAPS System. VTC2023-Spring (2023)
Takuya Hasegawa, Mitsukuni Konishi, Yoshichika Ohta, Atsushi Nagate
An Experimental Study on Automatic Gain Control in HAPS Wireless Repeater System. WCNC (2023)
Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate
Design and Analysis of LoS-MIMO Systems with Uniform Cross Array Composed of Dual-polarized Antennas. VTC2023-Spring (2023)
Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate
Design of Robust LoS-MIMO Transmission in HAPS Feeder Link. VTC Fall (2022)
Yohei Shibata, Noboru Kanazawa, Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate
Correction to "System Design of Gigabit HAPS Mobile Communications". IEEE Access 9 (2021)
Takafumi Fujii, Yoshichika Ohta, Teruya Fujii
A Study on Signal Band Division Interference Canceller for HAPS Feeder Links with Multi-Gateways. VTC Spring (2020)
Takafumi Fujii, Yoshichika Ohta, Teruya Fujii
A Study on MIMO Interference Canceller for Reverse-Link in HAPS Multi-Gateways. VTC Fall (2020)
Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta
Basic Evaluation of Service Link Antenna for Footprint Fixation in HAPS System. VTC Fall (2020)
Yohei Shibata, Noboru Kanazawa, Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate
System Design of Gigabit HAPS Mobile Communications. IEEE Access 8 (2020)
Yohei Shibata, Noboru Kanazawa, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate
A Study on Cell Configuration for HAPS Mobile Communications. VTC Spring (2019)
Kenji Hoshino, Shoichi Sudo, Yoshichika Ohta
A Study on Antenna Beamforming Method Considering Movement of Solar Plane in HAPS System. VTC Fall (2019)
Mitsuhiro Yokota, Yoshichika Ohta, Teruya Fujii
Radio Wave Shadowing by Two-Dimensional Human BodyModel. IEICE Trans. Commun. (1) (2018)
Junichi Nakajima, Yoshichika Ohta, Haruya Miyajima, Mitsuyoshi Tokunaga, Yosuke Sugita, Hideki Omote, Hideki Hayashi, Teruya Fujii
A Balloon-Based Wireless Relay System for Disaster Response. VTC Fall (2015)
Teruya Fujii, Yoshichika Ohta, Hideki Omote, Yosuke Sugita
Delay Profile Model for Low Antenna Height Base Stations in Broadband Mobile Communication. VTC Spring (2014)
Hideki Omote, Yosuke Sugita, Yoshichika Ohta, Teruya Fujii
Carrier Frequency Characteristic of Time-Spatial Profile in Outdoor LOS Environments. VTC Spring (2012)
Hideki Omote, Yosuke Sugita, Yoshichika Ohta, Teruya Fujii
Arrival Angular Profile Modeling at Mobile Station for Outdoor NLOS and LOS Environments. VTC Fall (2011)
Hideki Omote, Yoshichika Ohta, Teruya Fujii
Arrival Angular Profile Modeling at Mobile Station for Cellular Systems. VTC Fall (2010)
Teruya Fujii, Hideki Omote, Yoshichika Ohta
Empirical Time-Spatial Propagation Formula for Outdoor NLOS and LOS Environments. VTC Spring (2010)
Yoshichika Ohta, Teruya Fujii
Fading Channel Modeling for Fixed Mobile Terminal in Outdoor NLOS Environment. VTC Fall (2010)
Hideki Omote, Yoshichika Ohta, Teruya Fujii
Predicting the K-Factor of Divided Paths in Wideband Mobile Propagation. VTC Spring (2009)
Teruya Fujii, Yoshichika Ohta, Hideki Omote
Empirical Time-Spatial Propagation Model in Outdoor NLOS Environments for Wideband Mobile Communication Systems. VTC Spring (2009)
Yoshichika Ohta, Teruya Fujii
Fading Channel Measurement for Static Mobile Terminals in Outdoor NLOS Environments. VTC Spring (2009)
Teruya Fujii, Yoshichika Ohta
Wideband Physical Channel Model for Indoor Static Mobile Terminals. VTC Spring (2009)
Yoshichika Ohta, Teruya Fujii
Dynamic Channel Model for Static Mobile Terminals in Indoor LOS and NLOS Environments. VTC Spring (2008)
Teruya Fujii, Yoshichika Ohta
Dynamic Channel Modeling for Static Mobile Terminals in Indoor NLOS Environments. VTC Fall (2007)
Yoshichika Ohta, Teruya Fujii
Delay Spread Prediction for Wideband Mobile Propagation. VTC Fall (2006)