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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 7 of 7  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2024-03-15
10:25
Fukui UNIVERSITY OF FUKUI
(Primary: On-site, Secondary: Online)
A Study on Path loss characteristics estimation methods considering geographical conditions for designing narrowband DR-IoT communication system
Takato Ikegame, Naoki Ikeda, Motonari Imai, Tetsushi Ikegami (Meiji Univ.), Mineo Takai (Osaka Univ.), Susumu Ishihara (Shizuoka Univ.), Arata Kato, Shugo Kajita (STE) AP2023-212
A versatile variable-range IoT communication system using the VHF-High band, Diversified-Range IoT (DR-IoT) is being con... [more] AP2023-212
pp.63-67
MIKA
(3rd)
2023-10-11
14:30
Okinawa Okinawa Jichikaikan
(Primary: On-site, Secondary: Online)
[Poster Presentation] Field experiments on VHF-High band for design of a quasi-narrow band wireless communication system DR-IoT -- Path loss characteristics estimation methods considering geographical conditions --
Takato Ikegame, Naoki Ikeda, Motonari Imai, Tetsushi Ikegami (Meiji Univ.), Mineo Takai (Osaka Univ.), Susumu Ishihara (Shizuoka Univ.), Arata Kato, Shugo Kajita (STE)
In the VHF-High band (207.5 MHz to 222 MHz), research is being conducted on a disaster-response narrowband wireless syst... [more]
SeMI, SeMI
(Joint)
2023-01-20
10:30
Tokushima Naruto grand hotel
(Primary: On-site, Secondary: Online)
Design of the basic architecture of a quasi-narrow band wireless communication system, DR-IoT
Susumu Ishihara, Shinka Asano, Ryosuke Umemoto (Shizuoka Univ.), Arata Kato, Shugo Kajita (スペースタイムエンジニアリング), Hiroshi Yamamoto (Ritsumeikan Univ.), Tetsushi Ikegami (Meiji Univ.), Mineo Takai (Osaka Univ.) SeMI2022-97
We have proposed DR-IoT (Diversified-Range/Disaster-Response IoT), a VHF-band wireless communication system using small ... [more] SeMI2022-97
pp.119-124
SeMI 2022-01-21
10:30
Nagano
(Primary: On-site, Secondary: Online)
A Study of Disaster Response IoT(DR-IoT) Wireless System
Yasunori Owada (NICT), Mineo Takai (Osaka Univ.), Shugo Kajita (Space-Time Engineering Japan), Tetsushi Ikegami (Meiji Univ.), Susumu Ishihara, Arata Kato (Shizuoka Univ.), Hiroshi Yamamoto (Ritsumeikan Univ.) SeMI2021-79
 [more] SeMI2021-79
pp.109-113
SeMI 2020-01-31
10:00
Kagawa   [Poster Presentation] Disaster Aid Station Management System with Data Exchange Support for Collaborative Activities
Shugo Kajita, Edgar Marko Trono, Gemalyn Abrajano, Jovilyn Fajardo, Taka Maeno (Space-Time Engineering Japan, Inc.) SeMI2019-108
In the event of a large scale disaster such as the Nankai Trough Earthquake, wide-area medical rescue activities will be... [more] SeMI2019-108
pp.45-46
MoNA, ASN, IPSJ-MBL, IPSJ-UBI [detail] 2018-02-27
11:20
Tokyo Sophia University Evaluating Network Capacity of Public Wi-Fi in Urban Area
Hiroki Iwasaki, Tatsuya Amano, Shugo Kajita, Hirozumi Yamaguchi, Teruo Higashino (Osaka Univ.), Mineo Takai (Osaka Univ./UCLA) MoNA2017-71
It is important to assess that public free Wi-Fi APs in urban areas can respond to users' need when deploying additional... [more] MoNA2017-71
pp.329-334
MoNA, IPSJ-MBL, IPSJ-DPS 2015-05-29
13:40
Okinawa Miyakojima Marine Terminal Evaluation of the Algorithm for Estimating the Performance of WLAN Systems with Various Urban Scenarios
Shugo Kajita, Hirozumi Yamaguchi, Teruo Higashino (Osaka Univ.), Shigeki Umehara, Fumiya Saitou, Hirofumi Urayama, Masaya Yamada (Sumitomo Electric), Taka Maeno, Shigeru Kaneda (Space-Time Engineering), Mineo Takai (Space-Time Engineering/California Univ.) MoNA2015-5
This paper presents a method to estimate the performance of WLAN systems in urban areas.We consider (i) inter-channel in... [more] MoNA2015-5
pp.189-194
 Results 1 - 7 of 7  /   
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