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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 104  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
LQE, OPE, OCS 2023-11-24
13:05
Online Online [Invited Talk] Report on ECOC2023 -- Core Transmission --
Motohiko Eto (Fujitsu) OCS2023-48 OPE2023-98 LQE2023-45
The 49th European Conference and Exhibition on Optical Communication (ECOC2023) was held as a hybrid conference in Glasg... [more] OCS2023-48 OPE2023-98 LQE2023-45
pp.1-4
PN 2023-08-29
16:40
Hokkaido
(Primary: On-site, Secondary: Online)
Capacity Enhancement of Resilient Optical Networks with Multi-band Virtual Bypass Links
Daisuke Saito, Yojiro Mori (Nagoya Univ), Kohei Hosokawa, Shigeyuki Yanagimachi (NEC), Hiroshi Hasegawa (Nagoya Univ) PN2023-26
We propose a cost-effective capacity enhancement for resilient networks that adopt dedicated path protection. This enhan... [more] PN2023-26
pp.55-58
SRW, MICT, WBS 2023-07-20
14:40
Niigata Niigata Univ. TOKIMATE
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Spectrum Efficiency Improvement Method by Adaptive Bandwidth and Transmit Power Control in Multi-Band Wireless Systems
Taishiro Moriyasu, Shigeru Tomisato, Kazuhiro Uehara (Okayama Univ.) WBS2023-17 SRW2023-15 MICT2023-14
This paper evaluates spectrum efficiency with the proposed method which adaptively control bandwidth and transmit power ... [more] WBS2023-17 SRW2023-15 MICT2023-14
pp.15-20
PN 2023-03-01
16:40
Okinawa
(Primary: On-site, Secondary: Online)
[Invited Lecture] Multi-band Optical Networks that Adopt Flexible Waveband Routing
Ryuji Munakata, Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2022-49
Multi-band optical transmission has been extensively studied as further capacity enhancement over current transmission o... [more] PN2022-49
pp.38-42
IT, RCS, SIP 2023-01-25
11:30
Gunma Maebashi Terrsa
(Primary: On-site, Secondary: Online)
A Frequency Characteristics Adjustment Scheme for Analog Self-Interference Canceller in Multi-band Full-duplex Base Station
Takeshi Matsumura (NICT) IT2022-60 SIP2022-111 RCS2022-239
In-band full-duplex (IBFD) is expected to ideally double the spectrum efficiency because of simultaneous transmission (T... [more] IT2022-60 SIP2022-111 RCS2022-239
pp.178-183
MWPTHz, PN, EMT, IEE-EMT [detail] 2023-01-24
09:40
Osaka
(Primary: On-site, Secondary: Online)
Cost-effective Network Capacity Expansion by Supplemental Multi-band Transmission on Congested Links
Daisuke Saito, Yojiro Mori (Nagoya Univ.), Kohei Hosokawa, Shigeyuki Yanagimachi (NEC), Hiroshi Hasegawa (Nagoya Univ.) PN2022-36 EMT2022-74 MWPTHz2022-62
A cost-effective capacity enhancement for photonic networks is proposed, which adopts multi-band transmission only on li... [more] PN2022-36 EMT2022-74 MWPTHz2022-62
pp.30-34
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
ICD, SDM, ITE-IST [detail] 2022-08-10
10:00
Online   [Invited Talk] A Power-Efficient Harmonic-Selection Phased-Array Receiver Supporting 24.25-71GHz Operation With 36dB Inter-Band Blocker Rejection
Jian Pang, Yi Zhang, Zheng Li, Minzhe Tang, Yijing Liao, Ashbir Aviat Fadila, Atsushi Shirane, Kenichi Okada (Tokyo Tech) SDM2022-49 ICD2022-17
Regarding the incoming 6G, the frequency coverage of cellular communication keeps scaling towards over 100GHz. Multi-ban... [more] SDM2022-49 ICD2022-17
pp.68-72
OPE, LQE, OCS 2022-05-13
13:55
Online Online [Invited Talk] Report on OFC2022 -- Optical Network --
Katsuaki Higashimori, Takafumi Tanaka (NTT) OCS2022-3 OPE2022-3 LQE2022-3
We report on technology trends in optical networking at OFC2022 (March 6-10, 2022), which was held in a hybrid on-site/v... [more] OCS2022-3 OPE2022-3 LQE2022-3
pp.10-13
PN 2022-03-01
10:10
Online Online Relationship between traffic interaction and optical path placement in carrier networks
Takafumi Fukatani, Masahiro Nakagawa, Takeshi Seki, Takashi Miyamura (NTT) PN2021-52
With the increase in network traffic, the required wavelength resources are expected to increase. Recently, the examinat... [more] PN2021-52
pp.1-4
RCS, SIP, IT 2022-01-21
10:55
Online Online Performance Evaluation of Analog Self-interference Cancellation Circuit in Combination with Antenna for Multi-band Full-duplex Base Station
Takeshi Matsumura (NICT) IT2021-74 SIP2021-82 RCS2021-242
In-band full-duplex (IBFD) wireless communication is expected as a technology that ideally doubles the spectrum efficien... [more] IT2021-74 SIP2021-82 RCS2021-242
pp.258-263
AP, RCS
(Joint)
2021-11-11
09:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
Prototype Evaluation of Frequency Dispersive Phase Shifter for Dual Band Base Station Antenna
Toshiki Soma, Keizo Cho (Chiba Inst. Tech.), Naobumi Michishita (National Defense Academy), Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (DKK), Hiroaki Nakabayashi (Chiba Inst. Tech.) AP2021-110
Multi-band base station antennas have the problem that interference to adjacent areas increases in the low frequency ban... [more] AP2021-110
pp.56-60
NS, RCS
(Joint)
2020-12-18
10:25
Online Online Prototype of Analog Self-interference Cancellation Circuit for Multi-band Full-duplex Base Station
Takeshi Matsumura, Fumihide Kojima (NICT) RCS2020-144
5G (5th Generation mobile communication system) has been commercialized, and it is expected that QoE (Quality of Experi-... [more] RCS2020-144
pp.54-59
SANE 2019-04-16
10:05
Kanagawa Defense Academy; Defense Training Institute Development of Compact, Low-loss and Sharp Skirt Rejection Superconducting Multi-band Bandpass Filters
Tsuruoka Tsutomu (Tokyo Keiki), Kitada Noritaka (JSW), Naoto Sekiya (University of Yamanashi) SANE2019-3
Future mobile communication systems will need to use multiple frequency bands simultaneously to support high-speed trans... [more] SANE2019-3
p.13
WPT 2019-03-07
16:40
Kyoto Kyoto Univ. Uji Campus Design of Dual-frequency Metasurface Using Particle Swarm Optimization
Takuto Osawa, Airi Yamamoto, Tamami Maruyama (HIT,Hakodate college), Manabu Omiya (Hokkaido Univ.), Noriharu Suematsu, Hiroyasu Satoh (Tohoku Univ.) WPT2018-80
This paper proposes a novel dual frequency reflectarray whose elements have not only the desired reflection phases but a... [more] WPT2018-80
pp.83-88
RCS, SR, SRW
(Joint)
2019-03-07
10:55
Kanagawa YRP Prototype Development of Wireless LAN with Multiband Simultaneous Transmission and Its Experiment
Naoto Egashira, Kazuto Yano (ATR), Julian Webber (ATR/Osaka Univ.), Makoto Usui (ATR), Masayuki Sutoh, Sugitani Atsuhiko, Yasuharu Amezawa (MTC), Yoshinori Suzuki (ATR) RCS2018-315
The amount of traffic in wireless local area network (WLAN) is increasing due to expansion of Internet of things (IoT) a... [more] RCS2018-315
pp.175-180
SR 2019-01-24
13:55
Fukushima Corasse, Fukushima city (Fukushima prefecture) [Invited Talk] R&D on Carrier Aggregation Technology for License-Exempt Bands
Kazuto Yano, Naoto Egashira (ATR), Julian Webber (ATR/Osaka Univ.), Masanori Yofune, Masayuki Sutoh, Atsuhiko Sugitani, Yasuharu Amezawa, Shin-ich Sato (Mobile Techno), Yoshinori Suzuki, Tomoaki Kumagai (ATR) SR2018-103
This paper introduces the research topics, major results andstandardization activities of an MIC's R&D project "Research... [more] SR2018-103
pp.41-48
RCS 2018-10-18
09:40
Tokyo Kikai-Shinko-Kaikan Bldg. Study on Frame Structure for Multiband Wireless LAN Using 920 MHz Band
Naoto Egashira, Kazuto Yano, Yoshinori Suzuki, Tomoaki Kumagai (ATR) RCS2018-152
Recently, the amount of traffic in wireless local area network (WLAN) is still increasing due to expansion of Internet o... [more] RCS2018-152
pp.13-18
OPE, LQE, OCS 2018-10-18
11:00
Saga   C+L-band wavelength selective switchby alternating arrangement on LCOS
Kazunori Seno, Keita Yamaguchi, Satomi Katayose, Kenya Suzuki, Toshikazu Hashimoto (NTT) OCS2018-31 OPE2018-67 LQE2018-56
The increase in communications network traffic has led to a demand for higher transmission capacity. To meet this demand... [more] OCS2018-31 OPE2018-67 LQE2018-56
pp.19-24
RCS 2018-10-19
11:00
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Lecture] High quality mobile video transmission in 5G wireless network systems
Hiroaki Asano, Takumi Higuchi, Masaaki Yoshino, Tetsuro Morimoto, Hideki Shingu, Takeshi Miyagoshi (Panasonic), Yosifumi Morihiro, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-168
Recently research and development for realizing enhanced mobile broadband, massive device and mission critical IoT are p... [more] RCS2018-168
pp.95-100
 Results 1 - 20 of 104  /  [Next]  
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