Morio Toyoshima

44 papers B 3C 1Journal 22Unranked 18
YearRankTypeTitle / Venue / Authors
2025 — conf
Recent trends and future challenges of Non-Terrestrial Networks for Beyond 5G/6G.
APWCS
Morio Toyoshima
2025 — conf
Role, Technological Challenges, and R&D activity of GEO Satellite in 6G Multi-Orbit Network.
WPMC
Amane Miura, Toshihiro Kubooka, Yasushi Munemasa, Takashi Takahashi, Hiroyuki Tsuji, Morio Toyoshima
2024 J jnl
Guest Editorial: Optical Wireless in Space, 6G, and X-Haul Networks.
IEEE Commun. Mag.
Murat Yuksel, Morio Toyoshima, Baris I. Erkmen
2023 — conf
Adaptive Optics for Satellite Laser Communications.
OFC
Yoshihiko Saito, Dimitar Kolev, Jun Nakazono, Yuma Abe, Morio Toyoshima
2022 — conf
Applicability of Space Laser Communications for Low Earth Orbit Satellite Constellations.
OFC
Morio Toyoshima
2022 J jnl
DBF-Based Fusion Control of Transmit Power and Beam Directivity for Flexible Resource Allocation in HTS Communication System Toward B5G.
IEEE Trans. Wirel. Commun.
Masaki Takahashi, Yuichi Kawamoto, Nei Kato, Amane Miura, Morio Toyoshima
2022 J jnl
NICT's versatile miniaturized lasercom terminals for moving platforms.
CoRR
Alberto Carrasco-Casado, Koichi Shiratama, Phuc V. Trinh, Dimitar R. Kolev, Femi Ishola, Tetsuharu Fuse, Hiroyuki Tsuji, Morio Toyoshima
2022 — conf
Performance Analysis of DSSS-PDMA with SIC in GEO Satellite-Terrestrial Uplink Networks.
ICACT
Yosuke Higasa, Kazutoshi Yoshii, Megumi Saito, Jiang Liu, Shigeru Shimamoto, Takuya Okura, Naoko Yoshimura, Amane Miura, Hiroyuki Tsuji, Morio Toyoshima
2022 J jnl
Prototype Development and Validation of a Beam-Divergence Control System for Free-Space Laser Communications.
CoRR
Alberto Carrasco-Casado, Koichi Shiratama, Dimitar R. Kolev, Phuc V. Trinh, Tetsuharu Fuse, Shingo Fuse, Koji Kawaguchi, Yusuke Hashimoto, Masamitsu Hyodo, Takashi Sakamoto, Terufusa Kunisada, Morio Toyoshima
2022 C conf
R&D for Satellite Communications and Non-terrestrial Networks toward Beyond-5G in Japan.
APCC
Hiroyuki Tsuji, Amane Miura, Alberto Carrasco-Casado, Morio Toyoshima
2022 J jnl
Throughput Analysis for TCP Over the FSO-Based Satellite-Assisted Internet of Vehicles.
IEEE Trans. Veh. Technol.
Hoang D. Le, Phuc V. Trinh, Thanh V. Pham, Dimitar R. Kolev, Alberto Carrasco-Casado, Toshihiro Kubooka, Morio Toyoshima, Anh T. Pham
2021 — conf
A study on Satellite-Terrestrial Cooperation System as a Part of Research and Development of Ka-band Satellite Communication Control for Various Use Cases.
WPMC
Mariko Sekiguchi, Amane Miura, Yuma Abe, Go Otsuru, Eihisa Morikawa, Naoko Yoshimura, Takashi Takahashi, Toshihiro Kubooka, Tetsuharu Fuse, Hiroyuki Tsuji, Morio Toyoshima
2021 J jnl
Experimental Channel Statistics of Drone-to-Ground Retro-Reflected FSO Links With Fine-Tracking Systems.
IEEE Access
Phuc V. Trinh, Alberto Carrasco-Casado, Takuya Okura, Hiroyuki Tsuji, Dimitar R. Kolev, Koichi Shiratama, Yasushi Munemasa, Morio Toyoshima
2021 — conf
Prototype Evaluation of the 38GHz-band Lens Antenna for High Altitude Platform Station (HAPS) Ground Station System.
WPMC
Takuya Okura, Hiroyuki Tsuji, Ryu Miura, Tomoshige Kan, Takashi Matsuda, Morio Toyoshima, Jun Suzuki, Yoshihisa Kishiyama
2020 — conf
A Study on Optimizing Laser Beam Waist for LEO-To-GEO Communication for 100 Kg-Class Satellite.
CCCI
Phong Xuan Do, Alberto Carrasco-Casado, Takayuki Hosonuma, Morio Toyoshima, Shinichi Nakasuka
2020 — conf
Adaptive Multi-Beam Arrangement for Improving Throughput in an HTS Communication System.
ICC
Masaki Takahashi, Yuichi Kawamoto, Nei Kato, Amane Miura, Morio Toyoshima
2020 J jnl
Flexible Resource Allocation With Inter-Beam Interference in Satellite Communication Systems With a Digital Channelizer.
IEEE Trans. Wirel. Commun.
Yuichi Kawamoto, Taiki Kamei, Masaki Takahashi, Nei Kato, Amane Miura, Morio Toyoshima
2020 J jnl
Secrecy Analysis of FSO Systems Considering Misalignments and Eavesdropper's Location.
IEEE Trans. Commun.
Phuc V. Trinh, Alberto Carrasco-Casado, Anh T. Pham, Morio Toyoshima
2019 J jnl
Adaptive Power Resource Allocation With Multi-Beam Directivity Control in High-Throughput Satellite Communication Systems.
IEEE Wirel. Commun. Lett.
Masaki Takahashi, Yuichi Kawamoto, Nei Kato, Amane Miura, Morio Toyoshima
2018 J jnl
Construction of a Flexibility Analysis Model for Flexible High-Throughput Satellite Communication Systems With a Digital Channelizer.
IEEE Trans. Veh. Technol.
Kazuma Kaneko, Hiroki Nishiyama, Nei Kato, Amane Miura, Morio Toyoshima
2018 — conf
Ka-Band Airborne Array Antenna Development for Satellite Communications.
WPMC
Hiroyuki Tsuji, Takuya Okura, Tomoshige Kan, Takashi Takahashi, Morio Toyoshima
2017 — conf
An evaluation of flexible frequency utilization in high throughput satellite communication systems with digital channelizer.
ICC
Kazuma Kaneko, Hiroki Nishiyama, Nei Kato, Amane Miura, Morio Toyoshima
2016 J jnl
Foreword.
IEICE Trans. Commun.
Morio Toyoshima
2016 J jnl
Free-space optical channel estimation for physical layer security.
CoRR
Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Toshiyuki Ito, Morio Toyoshima, Yoshihisa Takayama, Hideki Takenaka, Ryosuke Shimizu, Nicola Laurenti, Giuseppe Vallone, Paolo Villoresi, Takao Aoki, Masahide Sasaki
2015 J jnl
An efficient utilization of intermittent surface-satellite optical links by using mass storage device embedded in satellites.
Perform. Evaluation
Kazuma Kaneko, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Morio Toyoshima
2015 — conf
Earth Stations deployment for maximizing system throughput in Satellite/Solar-Powered Mesh Integrated Network.
ICC
Shin Koseki, Hiroki Nishiyama, Nei Kato, Byeongpyo Jeong, Morio Toyoshima
2014 B conf
An efficient utilization of intermittent satellite-to-ground links by using mass storage device embedded in satellites.
GLOBECOM
Kazuma Kaneko, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Morio Toyoshima
2014 — conf
Development of ka-band satellite tracking antenna for unmanned aircraft system.
WPMC
Hiroyuki Tsuji, Teruaki Orikasa, Amane Miura, Morio Toyoshima, Ryu Miura
2014 J jnl
Prospects and challenges of context-aware multimedia content delivery in cooperative satellite and terrestrial networks.
IEEE Commun. Mag.
Yuichi Kawamoto, Zubair Md Fadlullah, Hiroki Nishiyama, Nei Kato, Morio Toyoshima
2013 — conf
Disaster satellite communication experiments using WINDS and wireless mesh network.
WPMC
Takashi Takahashi, Byeongpyo Jeong, Mitsugu Ohkawa, Akira Akaishi, Toshio Asai, Norihiko Katayama, Maki Akioka, Naoko Yoshimura, Morio Toyoshima, Ryu Miura, Naoto Kadowaki
2013 J jnl
Toward Optimized Traffic Distribution for Efficient Network Capacity Utilization in Two-Layered Satellite Networks.
IEEE Trans. Veh. Technol.
Hiroki Nishiyama, Yuta Tada, Nei Kato, Naoko Yoshimura, Morio Toyoshima, Naoto Kadowaki
2012 J jnl
A Markov-Based Satellite-to-Ground Optical Channel Model and Its Effective Coding Scheme.
IEICE Trans. Commun.
Yoshitoshi Yamashita, Eiji Okamoto, Yasunori Iwanami, Yozo Shoji, Morio Toyoshima, Yoshihisa Takayama
2012 J jnl
Research and Development Issues of Satellite Communications Systems for Large Scale Disaster Relief.
IEICE Trans. Commun.
Naoto Kadowaki, Takashi Takahashi, Maki Akioka, Yoshiyuki Fujino, Morio Toyoshima
2012 — conf
Satellite-to-ground optical communication system on Low Earth Orbit micro-satellite RISESAT.
SII
Toshinori Kuwahara, Kazuya Yoshida, Yuji Sakamoto, Yoshihiro Tomioka, Kazufumi Fukuda, Masato Fukuyama, Nobuo Sugimura, Hiroo Kunimori, Hideki Takenaka, Morio Toyoshima, Tetsuharu Fuse, Toshihiro Kubooka
2012 — conf
Traffic distribution to mitigate downlink congestionin two-layerd satellite netwoeks.
IC-NIDC
Kazuma Yoshida, Hiroki Nishiyama, Nei Kato, Naoko Yoshimura, Morio Toyoshima, Naoto Kadowaki
2011 J jnl
Numerical Evaluation of PPM for Deep-Space Links.
JOCN
Atsushi Waseda, Masahide Sasaki, Masahiro Takeoka, Mikio Fujiwara, Morio Toyoshima, Antonio Assalini
2010 B conf
An Efficient LDGM Coding Scheme for Optical Satellite-to-Ground Link Based on a New Channel Model.
GLOBECOM
Yoshitoshi Yamashita, Eiji Okamoto, Yasunori Iwanami, Yozo Shoji, Morio Toyoshima, Yoshihisa Takayama
2010 — conf
Demonstration of the transportation of microwave environment over an optical 10 Gbps Ethernet based IP network.
CSNDSP
Yozo Shoji, Yoshihisa Takayama, Morio Toyoshima, Hiroki Ohta
2010 B conf
Quantum Detection of Wavelength Division Multiplexing Optical Coherent Signals in Lossy Channels.
ARES
Atsushi Waseda, Masahide Sasaki, Masahiro Takeoka, Mikio Fujiwara, Morio Toyoshima, Hidema Tanaka
2010 — conf
Small optical transponder for small satellites.
CSNDSP
Morio Toyoshima, Hideki Takenaka, Yozo Shoji, Yoshihisa Takayama, Yoshisada Koyama, Maki Akioka
2010 J jnl
Wavefront Compensation Effect in Ground to Satellite Laser Transmission.
IEICE Trans. Commun.
Yoshihisa Takayama, Morio Toyoshima, Hiroo Kunimori
2009 J jnl
System Analysis of Non-Mechanical Compact Optical Transceiver for Wireless Communications with a VCSEL Array.
J. Commun.
Morio Toyoshima, Naoki Miyashita, Yoshihisa Takayama, Hiroo Kunimori, Shinichi Kimura
2009 J jnl
Updating Quantum Cryptography Report ver. 1.
CoRR
Donna Dodson, Mikio Fujiwara, Philippe Grangier, Masahito Hayashi, Kentaro Imafuku, Ken-ichi Kitayama, Prem Kumar, Christian Kurtsiefer, Gaby Lenhart, Norbert Lütkenhaus, Tsutomu Matsumoto, William J. Munro, Tsuyoshi Nishioka, Momtchil Peev, Masahide Sasaki, Yutaka Sata, Atsushi Takada, Masahiro Takeoka, Kiyoshi Tamaki, Hidema Tanaka, Yasuhiro Tokura, Akihisa Tomita, Morio Toyoshima, Rodney Van Meter, Atsuhiro Yamagishi, Yoshihisa Yamamoto, Akihiro Yamamura
2007 J jnl
An overview of the KODEN experiment between the OICETS satellite and the optical ground station in NICT.
Elektrotech. Informationstechnik
Morio Toyoshima, Kenichi Takizawa, Toshiaki Kuri, Werner Klaus, Masahiro Toyoda, Kenji Suzuki, Takashi Takahashi, Shinichi Kimura, Hiroo Kunimori, Takashi Jono