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Ohzahata Lab
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The lab researches communication protocols for the Internet and mobile networks.

AboutAbout the lab
Studying high-speed and mobile communication, starting from the protocols
The Ohzahata-Yamamoto Lab studies various communication protocols for high-speed Internet, mobile Internet, and ad hoc networks.
Topics include Mobile IP, TCP, routing protocols, IP multicast, and QoS.
At the National Institute of Information and Communications Technology (NICT), an affiliated research institution, research is conducted on terrestrial and satellite mobile communications, digital broadcasting technology, and more.
Key terms
- Communication protocol
- The rules that devices connected to a network follow when exchanging data
- Routing protocol
- Rules for deciding the routes by which data is delivered within a network
- IP multicast
- A communication method that sends the same data to multiple recipients at once
- QoS
- Quality of Service: mechanisms for maintaining communication quality
ResearchResearch themes
The lab studies various communication protocols for high-speed Internet, mobile Internet, and ad hoc networks. Topics include Mobile IP, TCP, routing protocols, IP multicast, and QoS.
View More ↗MembersFaculty
The members of the Ohzahata-Yamamoto Lab consist of faculty, an affiliated professor, and students in the doctoral program, the master's program, and the undergraduate school.
- ProfessorSatoshi Ohzahata
- Associate ProfessorRei Yamamoto
VoicesStudent voices
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Cellular network antenna mount Haringey London” Acabashi / CC BY-SA 4.0 (cropped)
- Related lab (大濱 靖匡・Santoso Bagus 研究室): “NASA secure communication console at National Cryptologic Museum.agr” ArnoldReinhold / CC BY-SA 4.0 (cropped)
- Related lab (栗原 正純 研究室): “Data storage mediums” Unnerving duck / CC0 (cropped)
- Related lab (山本 嶺 研究室): “Drone flying and surveying ( )” Oregon Department of Transportation / CC BY 2.0 (cropped)
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