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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 52  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
14:15
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
Periodically poled LiNbO3 waveguide device for terahertz wave generation
Tadashi Kishimoto, Junichi Hamazaki, Yoh Ogawa, Kentaro Furusawa, Shin'ichiro Hayashi, Norihiko Sekine, Iwao Hosako (NICT) EMT2022-25 MW2022-49 OPE2022-28 EST2022-26 MWPTHz2022-23
We study terahertz wave generation by nonlinear optical wavelength conversion in a periodically poled LiNbO3 (PPLN) devi... [more] EMT2022-25 MW2022-49 OPE2022-28 EST2022-26 MWPTHz2022-23
pp.87-90
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
14:55
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
Frequency stabilization of THz sources by electro-optic detection using modulator-based optical comb sources
Isao Morohashi, Tadashi Kishimoto, Norihiko Sekine, Iwao Hosako (NICT) EMT2022-26 MW2022-50 OPE2022-29 EST2022-27 MWPTHz2022-24
In this paper, we report on frequency stabilization of continuous terahertz (THz) sources by electro-optic (EO) detectio... [more] EMT2022-26 MW2022-50 OPE2022-29 EST2022-27 MWPTHz2022-24
pp.91-94
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
15:20
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
Terahertz-wave measurement via optical heterodyne
Shin'ichiro Hayashi (NICT), Seigo Ohno (Tohoku Univ.), Katsuhiko Miyamoto (Chiba Univ.), Yoshiharu Urata (PHULUXi Inc.), Norihiko Sekine (NICT) EMT2022-27 MW2022-51 OPE2022-30 EST2022-28 MWPTHz2022-25
Here we report the optical heterodyne measurement of terahertz wave using parametric wavelength conversion in a nonlinea... [more] EMT2022-27 MW2022-51 OPE2022-30 EST2022-28 MWPTHz2022-25
pp.95-98
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
16:35
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
120-GHz-band transmission by contacting dielectric waveguides
Akihiko Hirata, Masaki Ushio (CIT), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) EMT2022-30 MW2022-54 OPE2022-33 EST2022-31 MWPTHz2022-28
Currently, sheet LAN, which enables LAN connection simply by placing a terminal on a dielectric sheet that transmits ter... [more] EMT2022-30 MW2022-54 OPE2022-33 EST2022-31 MWPTHz2022-28
pp.109-112
RCS, SR, SRW
(Joint)
2022-03-03
09:55
Online Online A Consideration of Indoor Propagation Models in the 232-330 GHz Band
Hirokazu Sawada, Takeshi Matsumura, Keizo Inagaki, Atsushi Kanno, Katsumi Fujii, Jerdvisanop Chakarothai, Norihiko Sekine, Akifumi Kasamatsu, Hiroyo Ogawa (NICT) SRW2021-72
 [more] SRW2021-72
pp.17-20
OFT 2022-01-20
15:20
Online Online Interfacial photonic circuits for a planar Ca ion trap
Kentaro Furusawa, Isao Morohashi, Norihiko Sekine, Kazuhiro Hayasaka (NICT), Utako Tanaka (Osaka Univ.) OFT2021-60
Development of quantum computer platforms has been rapidly progressing for the last decade in a variety of quantum syste... [more] OFT2021-60
pp.27-31
AP, SANE, SAT
(Joint)
2021-07-30
14:05
Online Online [Invited Lecture] Propagation study of 300 GHz band front hall wireless link for Beyond 5G
AKihiko Hirata (CIT), Katsumi Fujii, Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) AP2021-44
Recently, research and development of Beyond 5G mobile network systems has been activated. In Beyond 5G mobile network s... [more] AP2021-44
pp.115-119
OPE, MW, IEE-EMT, MWP, EST, EMT, THz [detail] 2021-07-15
16:00
Online Online Dependence of Alignment on the transmission control of 120-GHz-band SRR bandstop filter by contacting Lattice Pattern
Akihiko Hirata (CIT), Issei Wanatabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) EMT2021-16 MW2021-21 OPE2021-10 EST2021-17 MWP2021-18
Terahertz (THz)-band close-proximity wireless link can achieve instantaneous transfer of large amounts of data, however,... [more] EMT2021-16 MW2021-21 OPE2021-10 EST2021-17 MWP2021-18
pp.50-53
MWP 2021-05-26
15:10
Online Online Complex dielectric constant measurement of glass at 200-500 GHz by THz-TDS and VNA
Akihiko Hirata, Koji Suizu (CIT), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) MWP2021-3
(To be available after the conference date) [more] MWP2021-3
pp.10-13
EMT, MWP, PN, IEE-EMT [detail] 2021-01-21
15:45
Online Online [Invited Talk] Kerr frequency comb generation in silicon nitride microring resonators and characterization of their mode-spacing frequencies
Kentaro Furusawa, Norihiko Sekine, Akifumi Kasamatsu (NICT) PN2020-38 EMT2020-56 MWP2020-39
Kerr frequency combs in high-Q microring resonators have attracted a lot of attention due to their capabilities of gener... [more] PN2020-38 EMT2020-56 MWP2020-39
pp.46-49
AP
(2nd)
2020-12-10
13:20
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
300 GHz Antennas Pattern Measurement over the entire circumference -- To Extend the Applicable Frequency Range of Recommendation ITU-R F.699 for 6G --
Keizo Inagaki, Hirokazu Sawada, Katsumi Fujii, Hiroyo Ogawa, Atsushi Kanno, Fumihide Kojima, Shingo Saito, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT)
 [more]
MWP 2020-10-21
14:20
Online Online [Invited Talk] Rigde-type PPLN device toward high-efficient THz wave generation
Junichi Hamazaki, Yoh Ogawa (NICT), Tadashi Kishimoto (OKI), Norihiko Sekine1, Akifumi Kasamatsu, Iwao Hosako (NICT) MWP2020-27
 [more] MWP2020-27
pp.7-10
MWP 2020-05-28
15:55
Online Online Transmission control of 120-GHz-band SRR bandstop filter
Akihiko Hirata, Koichiro Itakura (CIT), Takashi Tomura, Jiro Hirokawa (TITECH), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) MWP2020-5
 [more] MWP2020-5
pp.23-26
OFT 2020-01-16
16:40
Aichi NINS Okazaki Conference Center Dispersion measurement of microcavities by using frequency reference signal transfer via optical fibre networks
Kentaro Furusawa, Isao Morohashi, Shigeo Nagano, Motohiro Kumagai, Norihiko Sekine, Akifumi Kasamatsu (NICT) OFT2019-49
High Q microcavities constitute promising platforms for generating optical Kerr combs in small footprints. To quantify t... [more] OFT2019-49
pp.15-19
MWP 2019-11-27
13:55
Tokyo Kikai-Shinko-Kaikan Bldg. Measurement of 4 x 4 planar slot array antenna near-field pattern
Akihiko Hirata (CIT), Yusuke Tanaka, Shintaro Hisatake (Gifu Univ.), Jiro Hirokawa (TITEC), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) MWP2019-43
 [more] MWP2019-43
pp.5-8
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-18
12:05
Osaka Osaka University Nakanoshima Center Geneation of Coherent Terahertz Carriers in the 3 THz Range Using Optical-Comb-Based THz Source for Terahertz Communications
Isao Morohashi, Yoshihisa Irimajiri, Atsushi Kanno, Akira Kawakami, Naokatsu Yamamoto, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT) PN2018-60 EMT2018-94 OPE2018-169 LQE2018-179 EST2018-107 MWP2018-78
We proposed a terahertz (THz) communication system operating in the 3 THz range using an optical-comb-based THz source a... [more] PN2018-60 EMT2018-94 OPE2018-169 LQE2018-179 EST2018-107 MWP2018-78
pp.167-170
MWP 2017-11-09
16:25
Tokyo Kikai-Shinko-Kaikan Bldg. Detection of Continuous Wave Terahertz Radiations Using Ultra-Compact Electro-Optic Probe
Isao Morohashi, Norihiko Sekine, Iwao Hosako (NICT) MWP2017-50
 [more] MWP2017-50
pp.27-30
ED 2017-10-26
14:45
Miyagi   Development Activity of Vacuum Electronics in THz Band
Yoshihiro Kajikawa, Mitsuru Yoshida, Takatsugu Munehiro, Norio Masuda (NETS), Norihiko Sekine, Atsushi Kanno, Naokatsu Yamamoto, Akifumi Kasamatsu, Iwao Hosako (NICT) ED2017-39
At frequencies in “Terahertz Gap” band, power generating technology has been one of major R&D challenges. Recently, vacu... [more] ED2017-39
pp.13-16
ED 2016-12-20
13:15
Miyagi RIEC, Tohoku Univ [Invited Talk] Input Power Optimization of a Tripler-Base 300-GHz CMOS Up-Conversion Mixer
Ruibing Dong (NICT), Kosuke Katayama (Hiroshima Univ.), Shinsuke Hara (NICT), Kyoya Takano (Hiroshima Univ.), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT), Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima (Hiroshima Univ.) ED2016-93
A tripler-based 300-GHz-band up-conversion mixer in 40-nm CMOS is experimentally characterized, whose operating frequenc... [more] ED2016-93
pp.71-74
MWP 2016-11-14
11:00
Tokyo Kikai-Shinko-Kaikan Bldg. Study on optical signal generation for 1-THz-band multi-level signal transmission
Atsushi Kanno, Norihiko Sekine, Akifumi Kasamatsu, Naokatsu Yamamoto (NICT) MWP2016-45
We have developed an ultra-broadband optical frequency comb generator based on an optical-filter-bank-equipped recircula... [more] MWP2016-45
pp.13-16
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