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pro vyhledávání: '"Ujikawa Hirotaka"'
Akademický článek
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Akademický článek
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Autor:
Keita Nishimoto, Ken-Ichi Suzuki, Jun-ichi Kani, Yoshino Manabu, Ujikawa Hirotaka, Takashi Yamada, Akihiro Otaka, Kota Asaka
Publikováno v:
Journal of Lightwave Technology. 36:1510-1515
This paper summarizes our studies on the flexible access system architecture (FASA), which will support a wide range of services and stimulate the creation of new services in the next generation. After reviewing related concepts and technical trends,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b87aa1e2a2e5fe2842be744d7586dc2e
https://doi.org/10.1109/jlt.2017.2787644
https://doi.org/10.1109/jlt.2017.2787644
Publikováno v:
IEEE Internet of Things Journal. 3:1427-1436
Both the variety of communication devices and their options in connecting to the Internet are continuously increasing due to the advances in numerous attractive network applications. These trends make designing the network much more complex. Legacy n
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6fe8a5458ad98dbe4b1122d50be0bc93
https://doi.org/10.1109/jiot.2016.2610431
https://doi.org/10.1109/jiot.2016.2610431
Publikováno v:
OFC
Scopus-Elsevier
Scopus-Elsevier
We propose an in-service software updating method for optical access network equipment. The method is implemented and confirmed to update OLT software within 15 microseconds without packet loss.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e4d2e21548bf16102214c02ca21bc466
https://doi.org/10.1364/ofc.2019.tu3b.4
https://doi.org/10.1364/ofc.2019.tu3b.4
Publikováno v:
45th European Conference on Optical Communication (ECOC 2019).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9ebb3487a8cf833339a8a8748f0e6b6a
https://doi.org/10.1049/cp.2019.0873
https://doi.org/10.1049/cp.2019.0873
Publikováno v:
ACM Transactions on Multimedia Computing, Communications, and Applications. 12:1-20
Device-to-device (D2D) communication, which utilizes mobile devices located within close proximity for direct connection and data exchange, holds great promise for improving energy and spectrum efficiency of mobile multimedia in 5G networks. It has b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7e49fd6855faaaa0e1239b3daf669076
https://doi.org/10.1145/2983641
https://doi.org/10.1145/2983641
Publikováno v:
IEEE Internet of Things Journal. 3:494-502
In the era of the Internet of Things (IoT), the access network should provide Internet connectivity to huge numbers of wireless sensor nodes that are collecting data. For most sensor nodes, the macro cells of cellular networks provide cost-effective
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::692f96f3cff8eed7319c6e0b50b4aefb
https://doi.org/10.1109/jiot.2015.2497089
https://doi.org/10.1109/jiot.2015.2497089
Publikováno v:
IEEE Communications Surveys & Tutorials. 18:1045-1072
Fiber-Wireless (FiWi) network, as an integration of optical fiber network and wireless access network, has attracted intensive research interest and enjoyed significant growth in its applications over the last two decades. Besides bringing great oppo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9bf5c2fac35a1444cb8c579b2fdbb0b4
https://doi.org/10.1109/comst.2015.2500960
https://doi.org/10.1109/comst.2015.2500960
Autor:
Nei Kato, Ken-Ichi Suzuki, Katsuya Suto, Hiroki Nishiyama, Ujikawa Hirotaka, Keisuke Miyanabe
Publikováno v:
IEEE Transactions on Computational Social Systems. 2:127-136
A concept of cloud radio access networks (C-RANs) is becoming a popular solution to support the required communication quality for new emerging service in the future network environment, i.e., more than 10 Gbps capacity, less than 1 ms latency, and c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6e12331f8c4e6900b89626ab56884fe8
https://doi.org/10.1109/tcss.2016.2518208
https://doi.org/10.1109/tcss.2016.2518208