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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 75  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
LQE, OPE, OCS 2023-11-24
16:05
Online Online [Special Invited Talk] O+S+C+L+U-Band Digital Coherent DWDM Transmission Using a Deployed Optical Cable
Daiki Soma (KDDI Research), Tomoyuki Kato (Fujitsu), Shohei Beppu, Daniel J. Elson (KDDI Research), Hidenobu Muranaka, Hiroyuki Irie, Shun Okada, Yu Tanaka (Fujitsu), Yuta Wakayama, Noboru Yoshikane (KDDI Research), Takeshi Hoshida (Fujitsu), Takehiro Tsuritani (KDDI Research) OCS2023-54 OPE2023-104 LQE2023-51
We demonstrate an O+S+C+L+U-band digital coherent DWDM transmission system as an upgrade scenario from a C+L-band system... [more] OCS2023-54 OPE2023-104 LQE2023-51
pp.25-29
AP 2023-10-19
10:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] A consideration on a frequency-tunable double-layered dual-band miniaturized planar antenna fed by an L-probe with varactor diodes and shorted radiation elements
Taiki Yamaguchi, Yuichi Kimura (Saitama Univ.) AP2023-89
This paper presents a frequency-tunable double-layered dual-band miniaturized microstrip antenna (MSA) fed by an L-probe... [more] AP2023-89
pp.9-14
AP 2023-10-20
10:30
Iwate Iwate University
(Primary: On-site, Secondary: Online)
Improvement of characteristics in 700-800MHz band in 8-wave multiband antenna for mobile communication
Masayuki Nakano, Yosyio Kunisawa, Takahiro Hayashi (KDDI Research, Inc) AP2023-122
The authors conducted computer simulations and prototypes of small, low-profile multiband MIMO antennas for mobile commu... [more] AP2023-122
pp.127-132
MW, AP
(Joint)
2023-09-29
15:50
Kochi Kochi Castle Museum of History
(Primary: On-site, Secondary: Online)
A consideration on a varactor-loaded miniaturized dual-band frequency-tunable planar antenna fed by an L-probe with a shorted and slitted patch
Ren Watanabe, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2023-86
This paper presents a varactor-loaded miniaturized dual-band frequency-tunable planar antenna fed by an L-probe. The pro... [more] AP2023-86
pp.42-47
AP 2023-04-14
12:55
Osaka Osaka Univ.
(Primary: On-site, Secondary: Online)
Measured performance of a triple-band and wideband multi-ring microstrip antenna fed by an L-probe
Kazuki Iwamoto, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2023-2
This paper presents measured performance of a triple-band and wideband multi-ring microstrip antenna (MR-MSA) fed by an ... [more] AP2023-2
pp.7-10
PN 2023-03-02
16:20
Okinawa
(Primary: On-site, Secondary: Online)
Modeling stimulated raman scattering in multiband WDM optical transport
Yurie Matsuyama, Yuta Suzuki, Kenji Morimoto, Morihiko Ota, Takefumi Oguma (NEC) PN2022-69
Optical transport systems have expanded the capacity of telecommunications networks using Wavelength Division Multiplexi... [more] PN2022-69
pp.147-150
PN 2023-03-02
17:00
Okinawa
(Primary: On-site, Secondary: Online)
Rapid Optimization of Input Power to Optical Fiber Transmission Lines Considering Stimulated Raman Scattering in C + L Multiband Wavelength-Division-Multiplexed Networks
Kenta Hirose, Hiroki Sakuma, Takafumi Fukatani, Masahiro Nakagawa, Takeshi Seki, Takashi Miyamura, Takeshi Kuwahara (NTT) PN2022-71
Power transition induced by inter-channel stimulated Raman scattering (ISRS) in optical fibers affects signal quality, a... [more] PN2022-71
pp.155-158
RCS, AP, UWT
(Joint)
2022-11-15
14:05
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Design of a triple-band varactor-loaded single-layer miniaturized microstrip antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2022-152
This paper presents a triple-band varactor-loaded single-layer miniaturized multi-ring microstrip antenna (MR-MSA) with ... [more] AP2022-152
pp.29-34
RCS, AP, UWT
(Joint)
2022-11-17
15:25
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Wideband design of a single-layer dual-band multi-ring microstrip antenna fed by an L-probe
Masaya Takahashi, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2022-172
This paper presents wideband design of a single-layer dual-band multi-ring microstrip antenna (MR-MSA) fed by an L-probe... [more] AP2022-172
pp.139-144
AP 2022-03-10
16:50
Online Online [Invited Talk (Young Researcher)] A consideration on a dual-polarized dual-band and wideband multi-ring microstrip antenna fed by two L-probes with a cavity structure for a finite dielectric substrate
Yuki Kimura (DENGYO), Takeshi Tomura, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2021-192
This paper presents a linearly dual-polarized dual-band and wideband multi-ring microstrip antenna fed by two L-probes w... [more] AP2021-192
pp.56-61
PN 2022-03-01
12:50
Online Online Analysis of Stimulated-Raman-Scattering Effect Changed by the Number of Optical Channels on Multiband Wavelength-Division-Multiplexed Networks
Kenta Hirose, Takafumi Fukatani, Masahiro Nakagawa, Takeshi Seki, Takashi Miyamura (NTT) PN2021-57
Power transition induced by stimulated Raman scattering (SRS) in optical fibers affects signal quality, and this makes w... [more] PN2021-57
pp.29-32
AP, RCS
(Joint)
2021-11-10
14:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
A consideration on improvement of cross polarization of a varactor-loaded dual-band miniaturized planar antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2021-104
This paper presents a varactor-loaded dual-band miniaturized multi-ring microstrip antenna (MR-MSA) with straight shorte... [more] AP2021-104
pp.22-27
AP 2021-10-07
13:00
Online Online [Poster Presentation] A consideration on a varactor-loaded dual-band multi-ring microstrip antenna fed by an L-probe with straight shorted elements
Ibuki Asahina, Shohei Honda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2021-74
This paper presents a varactor-loaded dual-band multi-ring microstrip antenna fed by an L-probe with straight shorted el... [more] AP2021-74
pp.28-32
AP 2021-04-16
11:10
Hyogo Kinosaki International Arts Center
(Primary: On-site, Secondary: Online)
Design and Experimental Verification of a Quad-Band Branched Monopole Antenna with a Filter Suppressing Higher Order Modes
Shingo Yamaura, Kengo Nishimoto, Yasuhiro Nishioka, Yoshio Inasawa (Mitsubishi Electric) AP2021-2
This paper proposes a filter-loaded, branched monopole antenna covering four frequency-bands which are distributed withi... [more] AP2021-2
pp.6-11
MW, AP
(Joint)
2020-09-24
12:50
Online Online [Poster Presentation] A consideration on wideband design of a triple-band multi-ring microstrip antenna fed by an L-probe
Kazuki Iwamoto, Yuki Kimura, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2020-39
This paper presents broadband design of a triple-band multi-ring microstrip antenna (MR-MSA) fed by an L-probe. The prop... [more] AP2020-39
pp.43-44
AP 2020-06-18
13:35
Online Online A Quad-Band Branched Monopole Antenna with Filters Suppressing Higher-Mode
Shingo Yamaura, Kengo Nishimoto, Yasuhiro Nishioka, Naofumi Yoneda (Mitsubishi Electric) AP2020-6
This paper proposes a compact quad-band antenna with filters suppressing higher-mode. A quad-band is obtained by a simpl... [more] AP2020-6
pp.1-6
SANE 2020-04-22 Online Online High Range Resolution FMCW Radar Using Multiband Processing
Takafumi Nagano, Wataru Tsujita (Mitsubishi Electric Corp.) SANE2020-6
Widening signal bandwidth is one of the effective measures for range resolution improvement of a radar. It is, however, ... [more] SANE2020-6
pp.37-40
AP 2019-10-17
12:30
Osaka Osaka Univ. [Poster Presentation] A consideration on varactor-loaded frequency-tunable dual-band shorted multi-ring microstrip antennas fed by an L-probe with reduced patch area in half
Shohei Honda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2019-88
This paper presents varactor-loaded dual-band single-layer shorted multi-ring microstrip antennas with reduced patch are... [more] AP2019-88
pp.43-48
MW
(2nd)
2019-06-26
- 2019-06-28
Overseas RUS, Bangkok, Thailand A Tri-band Rhombic Ring Monopole Antenna with Strip Based on Fractal Geometries
Norakamon Wongsin (RMUTT), Thanakarn Suangun, Chatree Mahatthanajatuphat, Prayoot Akkaraekthalin (KMUTNB)
This paper presents a multiband monopole antenna designed by combining of a rhombic ring radiator with strip on a top la... [more]
AP 2019-05-16
14:05
Hyogo Kanpo-no-yado Arima (Arima Onsen, Hyogo) A consideration on frequency control of varactor-loaded dual-band single-layer multi-ring microstrip antennas with reduced bias circuits
Toru Ikeda, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2019-3
This paper presents reduced bias circuit designs of frequency-tunable dual-band multi-ring microstrip antennas with vara... [more] AP2019-3
pp.13-18
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