Yoshichika Ohta

According to our database, Yoshichika Ohta authored at least 27 papers between 2006 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

Power Consumption and Reduction of High-Power Amplifier in 5G NR Downlink.

Yuki Takagi, Takashi Hirakawa, Mitsukuni Konishi, Yoshichika Ohta

IEEE Access, 2024

2023

An Experimental Study on Automatic Gain Control in HAPS Wireless Repeater System.

Takuya Hasegawa, Mitsukuni Konishi, Yoshichika Ohta, Atsushi Nagate

Proceedings of the IEEE Wireless Communications and Networking Conference, 2023

Design and Analysis of LoS-MIMO Systems with Uniform Cross Array Composed of Dual-polarized Antennas.

Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate

Proceedings of the 97th IEEE Vehicular Technology Conference, 2023

Basic Experimental Evaluation of Feeder Link Transceiver in HAPS System.

Kazuki Matsuura, Yoshichika Ohta

Proceedings of the 97th IEEE Vehicular Technology Conference, 2023

2022

Design of Robust LoS-MIMO Transmission in HAPS Feeder Link.

Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate

Proceedings of the 96th Vehicular Technology Conference, 2022

2021

Correction to "System Design of Gigabit HAPS Mobile Communications".

Yohei Shibata, Noboru Kanazawa, Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate

IEEE Access, 2021

2020

System Design of Gigabit HAPS Mobile Communications.

Yohei Shibata, Noboru Kanazawa, Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate

IEEE Access, 2020

Basic Evaluation of Service Link Antenna for Footprint Fixation in HAPS System.

Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta

Proceedings of the 92nd IEEE Vehicular Technology Conference, 2020

A Study on MIMO Interference Canceller for Reverse-Link in HAPS Multi-Gateways.

Takafumi Fujii, Yoshichika Ohta, Teruya Fujii

Proceedings of the 92nd IEEE Vehicular Technology Conference, 2020

A Study on Signal Band Division Interference Canceller for HAPS Feeder Links with Multi-Gateways.

Takafumi Fujii, Yoshichika Ohta, Teruya Fujii

Proceedings of the 91st IEEE Vehicular Technology Conference, 2020

2019

A Study on Cell Configuration for HAPS Mobile Communications.

Yohei Shibata, Noboru Kanazawa, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate

Proceedings of the 89th IEEE Vehicular Technology Conference, 2019

A Study on Antenna Beamforming Method Considering Movement of Solar Plane in HAPS System.

Kenji Hoshino, Shoichi Sudo, Yoshichika Ohta

Proceedings of the 90th IEEE Vehicular Technology Conference, 2019

2018

Radio Wave Shadowing by Two-Dimensional Human BodyModel.

Mitsuhiro Yokota, Yoshichika Ohta, Teruya Fujii

IEICE Trans. Commun., 2018

2015

A Balloon-Based Wireless Relay System for Disaster Response.

Junichi Nakajima, Yoshichika Ohta, Haruya Miyajima, Mitsuyoshi Tokunaga, Yosuke Sugita, Hideki Omote, Hideki Hayashi, Teruya Fujii

Proceedings of the IEEE 82nd Vehicular Technology Conference, 2015

2014

Delay Profile Model for Low Antenna Height Base Stations in Broadband Mobile Communication.

Teruya Fujii, Yoshichika Ohta, Hideki Omote, Yosuke Sugita

Proceedings of the IEEE 79th Vehicular Technology Conference, 2014

2012

Carrier Frequency Characteristic of Time-Spatial Profile in Outdoor LOS Environments.

Hideki Omote, Yosuke Sugita, Yoshichika Ohta, Teruya Fujii

Proceedings of the 75th IEEE Vehicular Technology Conference, 2012

2011

Arrival Angular Profile Modeling at Mobile Station for Outdoor NLOS and LOS Environments.

Hideki Omote, Yosuke Sugita, Yoshichika Ohta, Teruya Fujii

Proceedings of the 74th IEEE Vehicular Technology Conference, 2011

2010

Arrival Angular Profile Modeling at Mobile Station for Cellular Systems.

Hideki Omote, Yoshichika Ohta, Teruya Fujii

Proceedings of the 72nd IEEE Vehicular Technology Conference, 2010

Fading Channel Modeling for Fixed Mobile Terminal in Outdoor NLOS Environment.

Yoshichika Ohta, Teruya Fujii

Proceedings of the 72nd IEEE Vehicular Technology Conference, 2010

Empirical Time-Spatial Propagation Formula for Outdoor NLOS and LOS Environments.

Teruya Fujii, Hideki Omote, Yoshichika Ohta

Proceedings of the 71st IEEE Vehicular Technology Conference, 2010

2009

Predicting the K-Factor of Divided Paths in Wideband Mobile Propagation.

Hideki Omote, Yoshichika Ohta, Teruya Fujii

Proceedings of the 69th IEEE Vehicular Technology Conference, 2009

Fading Channel Measurement for Static Mobile Terminals in Outdoor NLOS Environments.

Yoshichika Ohta, Teruya Fujii

Proceedings of the 69th IEEE Vehicular Technology Conference, 2009

Empirical Time-Spatial Propagation Model in Outdoor NLOS Environments for Wideband Mobile Communication Systems.

Teruya Fujii, Yoshichika Ohta, Hideki Omote

Proceedings of the 69th IEEE Vehicular Technology Conference, 2009

Wideband Physical Channel Model for Indoor Static Mobile Terminals.

Teruya Fujii, Yoshichika Ohta

Proceedings of the 69th IEEE Vehicular Technology Conference, 2009

2008

Dynamic Channel Model for Static Mobile Terminals in Indoor LOS and NLOS Environments.

Yoshichika Ohta, Teruya Fujii

Proceedings of the 67th IEEE Vehicular Technology Conference, 2008

2007

Dynamic Channel Modeling for Static Mobile Terminals in Indoor NLOS Environments.

Teruya Fujii, Yoshichika Ohta

Proceedings of the 66th IEEE Vehicular Technology Conference, 2007

2006

Delay Spread Prediction for Wideband Mobile Propagation.

Yoshichika Ohta, Teruya Fujii

Proceedings of the 64th IEEE Vehicular Technology Conference, 2006