Hirotaka Ujikawa

Orcid: 0000-0002-6730-8638

According to our database¹, Hirotaka Ujikawa authored at least 33 papers between 2010 and 2024.

Collaborative distances:

Dijkstra number² of four.
Erdős number³ of four.

Timeline

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Article

PhD thesis

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On csauthors.net:

Bibliography

2024

Real-time optical-wireless cooperative switching on wireless quality degradation for end-to-end video delay guarantee.

[BibT_eX]

[DOI]

J. Opt. Commun. Netw., 2024

User-dedicated optical path switching with optical-wireless cooperative control for low-latency and seamless handover.

[BibT_eX]

[DOI]

J. Opt. Commun. Netw., 2024

Proactive congestion control within 1-ms delay at mobile midhaul utilizing parallel traffic prediction and fast switchover of CU and optical path.

[BibT_eX]

[DOI]

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2024

2019

Disaggregation of Time-Critical Applications in Flexible Access System Architecture [Invited].

[BibT_eX]

[DOI]

JOCN, 2019

In-Service Software Updating without Packet Loss for a Time-Critical Function on Optical Access Network System.

[BibT_eX]

[DOI]

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

2018

Flexible Access System Architecture (FASA).

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[DOI]

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

2017

Dynamic software updating of OLTs without service interruption.

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[DOI]

Proceedings of the 25th International Conference on Software, 2017

Efficient DWBA Algorithm for TWDM-PON with Mobile Fronthaul in 5G Networks.

[BibT_eX]

[DOI]

Proceedings of the 2017 IEEE Global Communications Conference, 2017

Flexible Access System Architecture to Support Diverse Requirements and Agile Service Creation.

[BibT_eX]

[DOI]

Proceedings of the European Conference on Optical Communication, 2017

2016

Device-to-Device Communication for Mobile Multimedia in Emerging 5G Networks.

[BibT_eX]

[DOI]

ACM Trans. Multim. Comput. Commun. Appl., 2016

Stand-Alone and Cooperative Deep Sleep for Battery-Driven Optical Network Unit.

[BibT_eX]

[DOI]

IEEE Internet Things J., 2016

Energy-Efficient Service Multiplexing on Profile-Based TWDM Access Systems.

[BibT_eX]

[DOI]

IEEE Internet Things J., 2016

New Perspectives on Future Smart FiWi Networks: Scalability, Reliability, and Energy Efficiency.

[BibT_eX]

[DOI]

IEEE Commun. Surv. Tutorials, 2016

QoE-Guaranteed and Sustainable User Position Guidance for Post-Disaster Cloud Radio Access Network.

[BibT_eX]

[DOI]

Proceedings of the 2016 IEEE Global Communications Conference, 2016

2015

A MPCP-Based Centralized Rate Control Method for Mobile Stations in FiWi Access Networks.

[BibT_eX]

[DOI]

IEEE Wirel. Commun. Lett., 2015

A cloud radio access network with power over fiber toward 5G networks: QoE-guaranteed design and operation.

[BibT_eX]

[DOI]

IEEE Wirel. Commun., 2015

QoE-Guaranteed and Power-Efficient Network Operation for Cloud Radio Access Network With Power Over Fiber.

[BibT_eX]

[DOI]

IEEE Trans. Comput. Soc. Syst., 2015

Device-to-device communications for enhancing quality of experience in software defined multi-tier LTE-A networks.

[BibT_eX]

[DOI]

IEEE Netw., 2015

Integrated Dynamic Bandwidth Allocation for Low Buffer Aggregated Passive Optical Network Systems.

[BibT_eX]

[DOI]

JOCN, 2015

A novel network design and operation for reducing transmission power in cloud radio access network with power over fiber.

[BibT_eX]

[DOI]

Proceedings of the 2015 IEEE/CIC International Conference on Communications in China, 2015

Average rate analysis for a D2D overlaying two-tier downlink cellular network.

[BibT_eX]

[DOI]

Proceedings of the 2015 IEEE International Conference on Communications, 2015

2014

Synchronized Power Saving Mechanisms for Battery-Powered Mobile Terminals in Smart FiWi Networks.

[BibT_eX]

[DOI]

Proceedings of the IEEE 80th Vehicular Technology Conference, 2014

Coordinating energy-efficient CPEs on IEEE 1904.1 compliant systems Via ONU for enhanced power savings: Proposal and demonstration.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Communications, 2014

2013

Cross Layer Analysis on ONU Energy Consumption in Smart FiWi Networks.

[BibT_eX]

[DOI]

IEEE Wirel. Commun. Lett., 2013

Cooperative QoS Control Scheme Based on Scheduling Information in FiWi Access Network.

[BibT_eX]

[DOI]

IEEE Trans. Emerg. Top. Comput., 2013

Smart FiWi Networks: Challenges and Solutions for QoS and Green Communications.

[BibT_eX]

[DOI]

IEEE Intell. Syst., 2013

On the effect of cooperation between power saving mechanisms in WLANs and PONs.

[BibT_eX]

[DOI]

Proceedings of IEEE International Conference on Communications, 2013

Demonstration of timer-based ONU deep sleep for emergency communication during power failure.

[BibT_eX]

[DOI]

Hirotaka Ujikawa

Takashi Yamada

Naoto Yoshimoto

Proceedings of the 2013 IEEE Global Communications Conference, 2013

2012

A bandwidth allocation method to improve user QoS satisfaction without decreasing system throughput in wireless access networks.

[BibT_eX]

[DOI]

Proceedings of the 23rd IEEE International Symposium on Personal, 2012

Bandwidth scheduling techniques in TDM-PON supporting inter-ONU communication with network coding for smart grid applications.

[BibT_eX]

[DOI]

Proceedings of IEEE International Conference on Communications, 2012

ONU sleep control by HGW considering users' traffic distribution for energy-aware access networks.

[BibT_eX]

[DOI]

Proceedings of the 18th Asia-Pacific Conference on Communications, 2012

2011

Multilevel dynamic bandwidth allocation using buffer observation for cousin-fair access systems.

[BibT_eX]

[DOI]

Proceedings of the IEEE 17th Asia-Pacific Conference on Communications, 2011

2010

Study and Demonstration of Sleep and Adaptive Link Rate Control Mechanisms for Energy Efficient 10G-EPON.

[BibT_eX]

[DOI]

JOCN, 2010

Hirotaka Ujikawa

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