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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 201  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT 2022-01-21
10:00
Online Online Transmission loss measurement of luminescent fibers based on the side-induced fluorescence method
Yasuhiro Tsutsumi, Kazuki Iwamoto, Yushi Suzuki, Takuya Hamasaki (Kindai Univ.) OFT2021-66
Luminescent fibers have been studied for their application technologies in various fields such as antennas for visible l... [more] OFT2021-66
pp.57-60
RCS, NS
(Joint)
2021-12-16
13:00
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
Performance Evaluation of SC-FDE Considering Radiation Pattern in Millimeter-wave and Terahertz Broadband Communications
Yuto Oyamada, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) RCS2021-178
With the growing demand for wireless mobile services and the development of fifth- and sixth-generation mobile communica... [more] RCS2021-178
pp.19-23
MIKA
(3rd)
2021-10-29
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Distance dependence of propagation loss through a tree for 5G system using ray tracing method
Kosuke Shibata, Kentaro Nishimori (Niigata Univ.)
The 5th generation mobile communication system (5G) service has been launched in Japan in 2020. In Japan, 3.7GHz and 4.5... [more]
AP 2021-10-07
09:00
Online Online [Tutorial Lecture] A Study on the Measurement and Estimation Methods of Rain Attenuation Characteristics in Satellite Communications Links
Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2021-68
Rain attenuation characteristics of Ka and Ku band satellite communication links are presented using the domestic CS (19... [more] AP2021-68
pp.1-6
AP 2021-10-07
14:25
Online Online [Poster Presentation] Analysis of propagation loss through a tree for millimeter wave band using ray tracing method
Kosuke Shibata, Kentaro Nishimori (Niigata Univ.) AP2021-83
In order to cope with the recent rapid increase in wireless communication traffic, the 5th generation mobile communicati... [more] AP2021-83
pp.59-63
SAT 2021-10-08
11:00
Online Online Relationship between rain attenuation characteristics and rain area distribution on the propagation path of satellite communications links
Yasuyuki Maekawa,, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2021-49
Rain attenuation characteristics due to the passage of rain areas are discussed using the Ku-band BS satellite signal ob... [more] SAT2021-49
pp.32-35
US 2021-08-27
16:00
Online Online Preliminary study on the frequency dependence of the speed of sound of > rat organs
Mai Ino, Kazuma Noguchi, Suguru Seto (Chiba Univ.), Masaaki Omura (Univ. of Toyama, Chiba Univ.), Kazuki Tamura (Hamamastu Univ. Sch. of Med.), Shinnosuke Hirata, Kenji Yoshida, Tadashi Yamaguchi (Chiba Univ.) US2021-32
Many studies for quantitative ultrasound (QUS) assessment at frequency band of clinical studies (1-15 MHz) and high fre... [more] US2021-32
pp.26-30
RCS, SAT
(Joint)
2021-08-26
15:15
Online Online [Invited Lecture] Development of HAPS Backhaul System using mmWave Frequency -- HAPS as a NTN System for 5G and Beyond --
Hiromu Kitanozoo, Jun Suzuki (SJC), Yoshihisa Kishiyama, Yuki Hokazono (NTT DOCOMO), Takayuki Sotoyama, Mikihiro Ouchi (Panasonic), Ryu Miura, Hiroyuki Tsuji (NICT) SAT2021-30 RCS2021-105
In order to support the mid-2020 and beyond, the development of high-speed, high-capacity wireless communication systems... [more] SAT2021-30 RCS2021-105
pp.14-19(SAT), pp.32-37(RCS)
RCS, SAT
(Joint)
2021-08-27
10:30
Online Online [Encouragement Talk] The effects of upper air rain area velocities on the rain attenuation characteristics in satellite communications links
Yasuyuki Maelawa, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2021-34
Rain attenuation characteristics due to rain area motion associated with rain front passage are investigated for the equ... [more] SAT2021-34
pp.33-36
AP, SANE, SAT
(Joint)
2021-07-28
10:50
Online Online Wave-number domain of synthetic aperture radar with antenna pattern and distance attenuation
Masanori Gocho (NICT) SANE2021-15
Synthetic Aperture Radar (SAR) can reconstruct two-dimensional spatial information by signal processing a series of rece... [more] SANE2021-15
pp.1-6
AP, SANE, SAT
(Joint)
2021-07-30
10:15
Online Online Development of FEC Encoder/Decoder for IP Network to Compensate for Rain Attenuation in Satellite Broadcasting
Yuki Koizumi, Yoichi Suzuki, Tomoya Kusunoki, Kazunori Yokohata, Hisashi Sujikai (NHK) SAT2021-25
We are developing a diverse reception system which uses the route diversity between a broadcasting satellite and IP netw... [more] SAT2021-25
pp.30-35
WBS, RCC, SAT, MICT
(Joint) [detail]
2021-05-21
13:25
Online Online (Zoom) Relationship between cumulative time percentages and equivalent path lengths of rain attenuation in Ku-band satellite communication links
Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) WBS2021-19 RCC2021-19 SAT2021-17
The long-term rain attenuation statistics of cumulative time percentages are obtained from Ku band satellite signal obse... [more] WBS2021-19 RCC2021-19 SAT2021-17
pp.101-106(WBS), pp.101-106(RCC), pp.89-94(SAT)
MW 2021-03-05
11:20
Online Online A study on a high attenuation triplexer using chip components
Tatsuki Yanagawa, Shinpei Oshima (ONCT), Masaya Tamura (TUT) MW2020-93
In this study, we study a small triplexer with high attenuation performance. The specification of the triplexer is for G... [more] MW2020-93
pp.13-16
MW, ED 2021-01-29
10:30
Online Online Study on a design theory for electromagnetically-coupled half-wavelength resonator filter
Motoki Futatsuya, Toshio Ishizaki (Ryukoku Univ) ED2020-27 MW2020-80
Currently, the number of small base stations is being increased with the development of 5G communication technology. In ... [more] ED2020-27 MW2020-80
pp.1-6
WPT, AP
(Joint)
2021-01-22
10:10
Online Online [Invited Lecture] Vegetation Attenuation Characteristics at the 920 MHz Band in Farm Field
Minoru Inomata, Wataru Yamada, Shoko Shinohara, Yusuke Asai (NTT) AP2020-110
In this paper, we investigated the vegetation attenuation characteristics at the 920 MHz band in line-of-sight (LOS) and... [more] AP2020-110
pp.39-43
NS, RCS
(Joint)
2020-12-18
10:00
Online Online A Study on Performance Analysis of Single-carrier Modulation with Frequency Domain Equalization in Millimeter-wave and Terahertz Broadband Communications
Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) RCS2020-143
This report investigates the system capacity of millimeter-wave (mm-wave) and terahertz (THz) broadband communications w... [more] RCS2020-143
pp.50-53
SAT 2020-12-11
09:25
Online Online Rainfall Attenuation Characteristics due to Typhoon and Rain Front Passage in Satellite Communications Links
Yasuyuki Maekawa, Shunichi Sasaki, Kosuke Yamasaki, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2020-24
Rain attenuation characteristics due to typhoon passage are discussed using the Ku band satellite signal observations co... [more] SAT2020-24
pp.7-12
SRW 2020-08-25
10:40
Online Online [Short Paper] Worst-Month Statistics of Outage Probability in THz-Band Wireless Communication Systems
Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang (Ibaraki Univ.) SRW2020-20
Very wide spectrum is available in THz-band for over 100Gbps ultra-broadband wireless communications, however THz-band o... [more] SRW2020-20
pp.57-58
EA, US
(Joint)
2020-01-23
13:10
Kyoto Doshisha Univ. Difference of edge wave generation amount for each medium and evaluation of attenuation
Yuusuke Tanaka, Akira Abe, Yukio Ogura (Japan Probe) US2019-96
Edge waves generated during propagation of ultrasonic waves are related to the spread of the ultrasonic waves, amplitude... [more] US2019-96
pp.143-148
SAT 2019-10-11
09:00
Fukuoka JR HAKATA CITY {10F RoomA+B} Rain Attenuation Characteristics due to Typhoon Passage in Ku-band Satellite Links
Shunichi Sasaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2019-56
Rain attenuation characteristics due to typhoon passage are discussed using the Ku band satellite signal observations co... [more] SAT2019-56
pp.51-54
 Results 1 - 20 of 201  /  [Next]  
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