| 2025 | GLOBECOM | Power Consumption and Energy Efficiency Analysis of Resource Block Allocation for Slices in vRAN. | Izumi Matsuzawa, Akihiko Nishio, Tetsuya Yamamoto, Toshiaki Sakurai, Takayuki Sotoyama, Hiroki Nishiyama |
| 2025 | VTC | Performance Comparison Between Puncturing and Superposition Techniques Across Multiple Antenna Sites in Centralized RANs for the Coexistence of eMBB and URLLC. | Toshihiko Suzuki, Tetsuya Yamamoto, Akihiko Nishio, Toshiaki Sakurai, Takayuki Sotoyama, Hiroki Nishiyama |
| 2023 | VTC | A Bandwidth Allocation Algorithm Mitigating Unfairness Issues in a UAV-Aided Flying Base Station Used for Disaster Recovery. | Shu Mitsui, Hiroki Nishiyama |
| 2018 | GLOBECOM | Multilayer Virtual-Cell-Based Resource Allocation in Unmanned Aircraft Systems. | Ryota Sasazawa, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Fumie Ono, Ryu Miura |
| 2018 | WCNC | A novel information diffusing method with virtual cells based Wi-Fi direct in disaster area networks. | Tohn Furutani, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato |
| 2017 | GLOBECOM | Multi-Carrier Relaying for Successive Data Transfer in Earth Observation Satellite Constellations. | Shigenori Tani, Michiya Hayama, Hiroki Nishiyama, Nei Kato, Katsuyuki Motoyoshi, Atsushi Okamura |
| 2017 | VTC | On OFDM-Based Resource Allocation in LTE Radio Management System for Unmanned Aerial Vehicles (UAVs). | Hiroki Nishiyama, Yuichi Kawamoto, Daisuke Takaishi |
| 2017 | VTC | A TD-LTE-A Based Efficient Radio Access Scheme for Real-Time Data Transmission over Relay Unmanned Aerial Vehicle Networks. | Yuki Takahashi, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Fumie Ono, Ryu Miura |
| 2016 | GLOBECOM | QoE-Guaranteed and Sustainable User Position Guidance for Post-Disaster Cloud Radio Access Network. | Katsuya Suto, Tiago Gama Rodrigues, Hiroki Nishiyama, Nei Kato, Hirotaka Ujikawa, Ken-Ichi Suzuki |
| 2016 | VTC | A Novel Graph-Based Topology Control Cooperative Algorithm for Maximizing Throughput of Disaster Recovery Networks. | Thuan Ngo, Hiroki Nishiyama, Nei Kato, Satoshi Kotabe, Hiroshi Tohjo |
| 2016 | VTC | Towards a Low-Delay Edge Cloud Computing through a Combined Communication and Computation Approach. | Tiago Gama Rodrigues, Katsuya Suto, Hiroki Nishiyama, Nei Kato, Kimihiro Mizutani, Takeru Inoue, Osamu Akashi |
| 2015 | GLOBECOM | A Power-Aware Air Interface Scheduling Scheme for Improving Network Connectivity in Solar Powered Wireless Mesh Networks. | Kenta Ito, Hiroki Nishiyama, Nei Kato, Atsushi Takahara |
| 2015 | INFOCOM | A stochastic geometry analysis of D2D overlaying multi-channel downlink cellular networks. | Jiajia Liu, Shangwei Zhang, Hiroki Nishiyama, Nei Kato, Jun Guo |
| 2015 | VTC | A Failure-Tolerant and Spectrum-Efficient Wireless Data Center Network Design for Improving Performance of Big Data Mining. | Katsuya Suto, Hiroki Nishiyama, Nei Kato, Takayuki Nakachi, Toshikazu Sakano, Atsushi Takahara |
| 2015 | WCNC | A novel access control scheme to construct fresh database of ambient information in Internet of Things. | Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Yoshitaka Shimizu, Atsushi Takahara, Tingting Jiang |
| 2014 | GLOBECOM | An efficient utilization of intermittent satellite-to-ground links by using mass storage device embedded in satellites. | Kazuma Kaneko, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Morio Toyoshima |
| 2014 | GLOBECOM | On joint optimal placement of access points and partially overlapping channel assignment for wireless networks. | Wei Zhao, Zubair Md Fadlullah, Hiroki Nishiyama, Nei Kato, Kiyoshi Hamaguchi |
| 2014 | INFOCOM | An optimal data collection technique for improved utility in UAS-aided networks. | Ahmed E. A. A. Abdulla, Zubair Md Fadlullah, Hiroki Nishiyama, Nei Kato, Fumie Ono, Ryu Miura |
| 2014 | INFOCOM | Throughput-delay tradeoff in mobile ad hoc networks with correlated mobility. | Jiajia Liu, Hiroki Nishiyama, Nei Kato, Jianfeng Ma, Xiaohong Jiang |
| 2014 | IWCMC | Context-aware task allocation for fast parallel big data processing in optical-wireless networks. | Katsuya Suto, Hiroki Nishiyama, Nei Kato |
| 2014 | VTC | A Performance Evaluation of Multiple MDRUs Based Wireless Mesh Networks. | Panu Avakul, Hiroki Nishiyama, Nei Kato, Toshikazu Sakano, Atsushi Takahara |
| 2014 | VTC | Synchronized Power Saving Mechanisms for Battery-Powered Mobile Terminals in Smart FiWi Networks. | Keisuke Miyanabe, Hiroki Nishiyama, Nei Kato, Hirotaka Ujikawa, Ken-Ichi Suzuki, Naoto Yoshimoto |
| 2014 | WCNC | An efficient traffic detouring method by using device-to-device communication technologies in heterogeneous network. | Yuichi Kawamoto, Jiajia Liu, Hiroki Nishiyama, Nei Kato |
| 2014 | TrustCom | On Energy Efficient Scheduling and Load Distribution Based on Renewable Energy for Wireless Mesh Network in Disaster Area. | Meng Li, Hiroki Nishiyama, Yasunori Owada, Kiyoshi Hamaguchi |
| 2013 | GLOBECOM | A novel routing method for improving message delivery delay in hybrid DTN-MANET networks. | Masaya Ito, Hiroki Nishiyama, Nei Kato |
| 2013 | GLOBECOM | A centralized multiple access scheme for data gathering in Satellite-Routed Sensor System (SRSS). | Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Shinichi Yamamoto, Naoko Yoshimura, Naoto Kadowaki |
| 2013 | GLOBECOM | Modeling ad hoc mobile networks: The general k-hop relay routing. | Jiajia Liu, Hiroki Nishiyama, Nei Kato, Tomoaki Kumagai, Atsushi Takahara |
| 2013 | HPSR | Mesh router selection to maximize system throughput in dense Wireless Mesh Networks. | Panu Avakul, Hiroki Nishiyama, Nei Kato, Yoshitaka Shimizu, Tomoaki Kumagai |
| 2013 | IWCMC | A divide and conquer approach for efficient bandwidth allocation in next generation satellite-routed sensor system (SRSS). | Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Shinichi Yamamoto, Naoko Yoshimura, Naoto Kadowaki |
| 2013 | MASS | A Framework for Information Propagation in Mobile Sensor Networks. | Jiajia Liu, Hiroki Nishiyama, Nei Kato |
| 2013 | MSWIM | An intelligent routing scheme effectively utilizing mass storage embedded on satellites to mitigate network congestions. | Kazuma Kaneko, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Shinichi Yamamoto, Naoko Yoshimura |
| 2013 | VTC | Packet Transfer Delay Minimization by Network-Wide Equalization of Unbalanced Traffic Load in Multi-Layered Satellite Networks. | Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Naoko Yoshimura, Naoto Kadowaki |
| 2013 | VTC | An Efficient Data Transfer Method for Distributed Storage System over Satellite Networks. | Katsuya Suto, Panu Avakul, Hiroki Nishiyama, Nei Kato |
| 2013 | VTC | On the Effect of Data Request Message Flooding in Dense Wireless Sensor Networks with a Mobile Sink. | Daisuke Takaishi, Hiroki Nishiyama, Nei Kato, Ryu Miura |
| 2013 | WCNC | Performance modeling of three-hop relay routing in Intermittently Connected Mobile Networks. | Jiajia Liu, Hiroki Nishiyama, Nei Kato |
| 2012 | GLOBECOM | Throughput capacity of the group-based two-hop relay algorithm in MANETs. | Jiajia Liu, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato |
| 2012 | HPSR | Probing-based two-hop relay with limited packet redundancy. | Jiajia Liu, Juntao Gao, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato |
| 2012 | INFOCOM | Exact throughput capacity under power control in mobile ad hoc networks. | Jiajia Liu, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato |
| 2012 | INFOCOM | Multicast capacity, delay and delay jitter in intermittently connected mobile networks. | Jiajia Liu, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato |
| 2012 | PIMRC | A novel gateway selection method to maximize the system throughput of Wireless Mesh Network deployed in disaster areas. | Wei Liu, Hiroki Nishiyama, Nei Kato, Yoshitaka Shimizu, Tomoaki Kumagai |
| 2012 | PIMRC | A bandwidth allocation method to improve user QoS satisfaction without decreasing system throughput in wireless access networks. | Kenta Suzuki, Hiroki Nishiyama, Nei Kato, Hirotaka Ujikawa, Ken-Ichi Suzuki, Naoto Yoshimoto |
| 2012 | WCNC | A delay-based traffic distribution technique for Multi-Layered Satellite Networks. | Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato, Naoko Yoshimura, Naoto Kadowaki |
| 2012 | WCNC | Optimal rate selection scheme in a two-hop relay network adopting Chase combining HARQ in Rayleigh block-fading channels. | Seong Hwan Kim, Seung Joon Lee, Dan Keun Sung, Hiroki Nishiyama, Nei Kato |
| 2012 | WCNC | End-to-end delay in mobile ad hoc networks with generalized transmission range and limited packet redundancy. | Jiajia Liu, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato, Xuemin (Sherman) Shen |
| 2011 | GLOBECOM | Performance Modeling for Two-Hop Relay with Erasure Coding in MANETs. | Jiajia Liu, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato |
| 2011 | HPSR | Group-based two-hop relay with redundancy in MANETs. | Jiajia Liu, Xiaohong Jiang, Hiroki Nishiyama, Nei Kato |
| 2011 | WCNC | On the performance of downstream traffic distribution scheme in fiber-wireless networks. | Masahiro Honda, Hiroki Nishiyama, Hiroto Nomura, Takeshi Yada, Hiroshi Yamada, Nei Kato |
| 2010 | GLOBECOM | HYMN to Improve the Longevity of Wireless Sensor Networks. | Hiroki Nishiyama, Ahmed E. A. A. Abdulla, Nirwan Ansari, Yoshiaki Nemoto, Nei Kato |
| 2010 | ICCCN | The Effect of Packet Reordering and Encrypted Traffic on Streaming Content Leakage Detection. | Atsushi Asano, Hiroki Nishiyama, Nei Kato |
| 2010 | VTC | Certificate Revocation to Cope with False Accusations in Mobile Ad Hoc Networks. | Kyul Park, Hiroki Nishiyama, Nirwan Ansari, Nei Kato |
| 2010 | VTC | On Performance Evaluation of Reliable Topology Control Algorithms in Mobile Ad Hoc Networks. | Ngo Duc Thuan, Hiroki Nishiyama, Nirwan Ansari, Nei Kato |
| 2010 | WCNC | Extensions of VCP to Enhance the Performance in High BDP and Wireless Networks. | Yoshihiro Ikeda, Hiroki Nishiyama, Nirwan Ansari, Yoshiaki Nemoto, Nei Kato |
| 2005 | GLOBECOM | securing hybrid wired/mobile IP networks from TCP-flooding based denial-of-service attacks. | Tarik Taleb, Hiroki Nishiyama, Nei Kato, Yoshiaki Nemoto |