Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Kento Umeki"'
Autor:
Masayasu Ito, Yasuhiko Kawai, Kazushige Ihara, Kentaro Igarashi, Hunkyug Kim, Hisashi Kawai, Keiko Motokawa, Takeshi Kera, Yoshinori Fujiwara, Yutaka Watanabe, Kento Umeki, Shuichi Obuchi, Hirohiko Hirano, Motonaga Kojima
Publikováno v:
Journal of oral science. 61(4):508-511
The relation between occlusal force and general motor ability induced by lower-limb musculature is unclear. To identify indicators of oral and lower-limb muscle weakness, this study examined the relation between masticatory muscle strength and lower
Autor:
Panawit Hanpinitsak, Kentaro Saito, Kento Umeki, Jun-ichi Takada, Tatsuki Iwata, Minseok Kim, Karma Wangchuk
Publikováno v:
IEICE Transactions on Communications. :1133-1144
To use millimeter wave bands in future cellular and outdoor wireless networks, understanding the multipath cluster characteristics such as delay and angular spread for different polarization is very important besides knowing the path loss and other l
Publikováno v:
International Journal of Oral-Medical Sciences. 15:152-159
Publikováno v:
PIMRC
To use millimeter wave bands in future cellular and wireless networks, characterization of the radio propagation channel in outdoor urban small cell or pico cell environment is vital. In this paper we present results from analysis of wideband full po
Autor:
Yasuhiko Kawai, Hirohiko Hirano, Hideyo Yoshida, Masaharu Murakami, Kazushige Ihara, Daisuke Takagi, Yuki Ohara, Kento Umeki, Hisashi Kawai, Yutaka Watanabe, Kentaro Igarashi, Shuichi Obuchi, Ayako Edahiro, Masayasu Ito
Publikováno v:
Archives of gerontology and geriatrics. 78
Purpose of the study Sarcopenia has been identified as a health hazard in elderly people. Although the association between sarcopenia and a decrease in masticatory function has been reported, the mechanism underlying this association has not been wid
Publikováno v:
2017 11th European Conference on Antennas and Propagation (EUCAP).
In order to utilize higher frequency bands above 6 GHz which is an important technical challenge in fifth generation mobile systems and ultra-high speed WLANs, radio propagation channel properties in large variety of deployment scenarios should be th
Autor:
Kento Umeki, Masataka Kimura, Yasuhiko Kawai, Atsuko Gunji, Takehiro Watanabe, Toshiro Sakae, Hiroyuki Saeki, Aya Kitamura, Yasuhiro Tanimoto
Publikováno v:
International Journal of Oral-Medical Sciences. 13:12-20
Autor:
Kentaro Igarashi, Yutaka Watanabe, Hisashi Kawai, Keiko Motokawa, Kento Umeki, Masayasu Ito, Takeshi Kera, Motonaga Kojima, Kazushige Ihara, Yoshinori Fujiwara, Hunkyug Kim, Shuichi Obuchi, Hirohiko Hirano, Yasuhiko Kawai
Publikováno v:
Journal of Oral Science; 2019, Vol. 61 Issue 4, p508-511, 4p
Publikováno v:
2016 URSI Asia-Pacific Radio Science Conference (URSI AP-RASC).
This paper presented dominant propagation mechanisms in an outdoor open area environment through the channel measurement and ray-tracing (RT) simulation at an mm-wave band of 58.5 GHz assuming an outdoor hotspot access scenario in 5G mobile systems a
Publikováno v:
PIMRC
This paper presents a wideband full polari-metric directional channel measurement results at 58.5 GHz in a small office room environment assuming an indoor access-point (AP) scenario in the next generation mobile systems. The delay resolution was 2.5