Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CS (Workshop) |
2023-11-09 13:00 |
Shizuoka |
Plaza Verde |
[Invited Talk]
Iwao Hosako (NICT) |
Research and development of next-generation mobile communication systems (Beyond 5G/6G) is underway around the world. In... [more] |
|
RCS, SR, SRW (Joint) |
2023-03-02 14:55 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Talk]
Ultrafast terahertz radio applications Iwao Hosako (NICT) RCS2022-278 SR2022-90 SRW2022-55 |
R&D for the next generation of mobile communication systems (beyond 5G/6G) is being actively conducted in many countries... [more] |
RCS2022-278 SR2022-90 SRW2022-55 pp.181-182(RCS), pp.40-41(SR), pp.66-67(SRW) |
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 |
RCS, SR, SRW (Joint) |
2022-03-03 14:55 |
Online |
Online |
[Invited Lecture]
Expectations for Terahertz Radio Iwao Hosako (NICT) RCS2021-281 SR2021-108 SRW2021-81 |
Beyond 5G/6G discussions have begun, and various white papers have expressed expectations for the utilization of the ter... [more] |
RCS2021-281 SR2021-108 SRW2021-81 pp.143-154(RCS), pp.101-112(SR), pp.49-60(SRW) |
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] |
|
SR |
2020-11-20 10:50 |
Online |
Online |
Advanced Radio Emulation System toward B5G Network Based on Cyber Physical Fusion
-- Large-scale Virtual Radio Evaluation Testbed with Cyber and Physical Radio Nodes -- Takeshi Matsumura, Hirokazu Sawada, Fumihide Kojima, Toshiyuki Miyachi, Hiroaki Harai, Iwao Hosako (NICT), Jun-ichi Takada (Tokyo Tech), Hiroshi Harada (Kyoto Univ) SR2020-41 |
In the Society5.0 era, spectrum shortage and spectrum efficiency degradation will become more serious. To solve these pr... [more] |
SR2020-41 pp.120-127 |
RCS |
2020-10-22 14:45 |
Online |
Online |
[Invited Talk]
Application of terahertz wave to wireless communication
-- What to do for 6G -- Iwao Hosako (NICT) RCS2020-100 |
The implementation of fifth-generation (5G) mobile communications has begun around the world. Research and development i... [more] |
RCS2020-100 pp.47-51 |
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 |
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 |
RCS, SR, SRW (Joint) |
2018-03-01 09:10 |
Kanagawa |
YRP |
[Invited Lecture]
* Iwao Hosako (NICT) SRW2017-80 |
[more] |
SRW2017-80 pp.55-58 |
AP |
2018-02-15 16:00 |
Tokyo |
Kozo Keikaku Engineering, Inc. |
[Special Talk]
(Oral Presentation)Bio ICT: Learning from 3.8 billion years of R & D Iwao Hosako (NICT) |
[more] |
|
AP |
2018-02-16 10:55 |
Tokyo |
Kozo Keikaku Engineering, Inc. |
[Invited Lecture]
Penetration Loss Measurement at 300 GHz Hirokazu Sawada, Kentaro Ishizu, Fumihide Kojima, Keizo Inagaki, Hiroyo Ogawa, Katsumi Fujii, Akifumi Kasamatsu, Iwao Hosako (NICT) AP2017-181 |
[more] |
AP2017-181 pp.31-35 |
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 |
SRW |
2016-12-19 15:15 |
Tokyo |
Tokyo City Univ., Setagaya Campus |
[Invited Talk]
* Iwao Hosako (NICT) SRW2016-65 |
We report the background, standardization trends, the situation of R & D program being promoted in each country, etc. ab... [more] |
SRW2016-65 pp.49-50 |
ED |
2016-10-25 14:15 |
Mie |
|
Development Activity of Vacuum Electronics in THz Band Mitsuru Yoshida, Junichi Kobayashi, Yusuke Fujishita, Norio Masuda (NETS), Norihiko Sekine, Atsushi Kanno, Naokatsu Yamamoto, Akifumi Kasamatsu, Iwao Hosako (NICT) ED2016-45 |
There is a region called "Terahertz Gap" between the highest frequency of microwave technology and the lowest frequency ... [more] |
ED2016-45 pp.9-12 |
MWP |
2016-04-21 14:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Terahertz Wave Generation in the 3 THz Range Using Mach-Zehnder-Modulator-Based Flat Comb Generator Isao Morohashi, Yoshihisa Irimajiri, Motohiro Kumagai, Akira Kawakami, Takahide Sakamoto, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT) MWP2016-3 |
[more] |
MWP2016-3 pp.9-12 |
MWP |
2016-04-21 14:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
broadband multi-cycle frequency-chirped terahertz pulse generation from PPLN Junichi Hamazaki, Yoh Ogawa, Norihiko Sekine, Akifumi Kasamatsu, Atsushi Kanno, Naokatsu Yamamoto, Iwao Hosako (NICT) MWP2016-4 |
For light sources of broadband FM-CW radars in terahertz frequency region, structure-designed periodically poled lithium... [more] |
MWP2016-4 pp.13-17 |
LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] |
2016-01-28 12:55 |
Hyogo |
|
Performance Evaluation on Frequency Measurement of THz Waves Using MZM-Based Flat Comb Generator Mayu Kirigaya (Yokohama National Univ.), Isao Morohashi (NICT), Yuta Kaneko, Ikufumi Katayama (Yokohama National Univ.), Yoshihisa Irimajiri, Takahide Sakamoto, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT) PN2015-40 EMT2015-91 OPE2015-153 LQE2015-140 EST2015-97 MWP2015-66 |
[more] |
PN2015-40 EMT2015-91 OPE2015-153 LQE2015-140 EST2015-97 MWP2015-66 pp.33-38 |