Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
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 |
LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] |
2016-01-29 09:25 |
Hyogo |
|
300-GHz FM-CW radar system by radio over fiber technique Atsushi Kanno, Norihiko Sekine, Yoshinori Uzawa, Iwao Hosako (NICT), Tetsuya Kawanishi (Waseda Univ.) PN2015-87 EMT2015-138 OPE2015-200 LQE2015-187 EST2015-144 MWP2015-113 |
We demonstrate FM-CW radar system in 300-GHz band, which has possible broad bandwidth in radio domain, by radio over fib... [more] |
PN2015-87 EMT2015-138 OPE2015-200 LQE2015-187 EST2015-144 MWP2015-113 pp.331-334 |
OPE, LQE, OCS |
2015-10-30 14:50 |
Oita |
Beppu International Convention Center |
Frequency measurement of sub-terahertz waves based on electro-optic sampling using Mach-Zehnder-modulator-based flat comb generator Isao Morohashi (NICT), Mayu Kirigaya, Yuta Kaneko, Ikufumi Katayama (YNU), Yoshihisa Irimajiri, Takahide Sakamoto, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT) OCS2015-79 OPE2015-129 LQE2015-98 |
(Advance abstract in Japanese is available) [more] |
OCS2015-79 OPE2015-129 LQE2015-98 pp.187-190 |
LQE, OPE |
2015-06-19 13:50 |
Tokyo |
|
THz radiation from GaP crystal pumped by chirp-controlled femtosecond pulses Junichi Hamazaki, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako (NICT) OPE2015-14 LQE2015-24 |
To generate terahertz pulses via optical rectification effect, dechirped pulses are generally used as pump pulses. Howev... [more] |
OPE2015-14 LQE2015-24 pp.21-24 |
PEM (2nd) |
2015-02-12 - 2015-02-13 |
Tokushima |
Hotel Senshukaku |
Electric field sensing with a wide band Electro-Optic effect probe Yoshihiro Imajo, Koji Uematsu, Hiroshi Noguchi (Stack Electronics), Isao Morohashi, Norihiko Sekine, Iwao Hosako (NICT) |
It is expected that electric field probe using EO crystal as a sensor has a extremely wideband frequency response.
We ... [more] |
|
EST, OPE, LQE, EMT, PN, MWP, IEE-EMT [detail] |
2015-01-30 14:40 |
Osaka |
|
300-GHz coherent signal transmission using high-gain antennas Atsushi Kanno, Toshiaki Kuri, Isao Morohashi, Iwao Hosako, Tetsuya Kawanishi (NICT), Yuki Yoshida, Ken-ichi Kitayama (Osaka Univ.) PN2014-58 OPE2014-183 LQE2014-170 EST2014-112 MWP2014-80 |
We report 300-GHz-band terahertz wave transmission using radio over fiber and digital coherent detection technologies wi... [more] |
PN2014-58 OPE2014-183 LQE2014-170 EST2014-112 MWP2014-80 pp.209-212 |
EST, OPE, LQE, EMT, PN, MWP, IEE-EMT [detail] |
2015-01-30 15:05 |
Osaka |
|
Frequency measurements of terahertz waves using ultrashort optical pulses and photoconductive antennas Yuta Kaneko, Ikufumi Katayama (Yokohama Univ.), Isao Morohashi, Yoshihisa Irimajiri, Shingo Saito, Norihiko Sekine, Iwao Hosako (NICT), Masaaki Ashida (Osaka Univ.) PN2014-59 OPE2014-184 LQE2014-171 EST2014-113 MWP2014-81 |
In order to realize broadband absolute frequency detection at room temperature, we demonstrated terahertz electric field... [more] |
PN2014-59 OPE2014-184 LQE2014-171 EST2014-113 MWP2014-81 pp.213-216 |
OCS, CS (Joint) |
2015-01-22 13:10 |
Tokushima |
Tokushima University |
Experimental evaluation of frequency fluctuation on millimeter-wave fiber-wireless link for future wired and wireless seamless access network Atsushi Kanno, Pham Tien Dat, Toshiaki Kuri, Iwao Hosako, Tetsuya Kawanishi (NICT), Yuki Yoshida, Ken-ichi Kitayama (Osaka Univ.) OCS2014-93 |
Seamless connectivity between an optical fiber network and a radio network can be realized by a radio over fiber technol... [more] |
OCS2014-93 pp.1-5 |
MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] |
2014-01-24 09:25 |
Kyoto |
Doshisha University |
Double-clad Yb-doped fiber amplifier system for high-power femtosecond pulse generation
-- Toward high-power broadband THz generation -- Housei Mogi (Tokyo Univ. of Agliculture and Tech.), Junichi Hamazaki, Norihiko Sekine (NICT), Satoshi Ashihara (Tokyo Univ. of Agliculture and Tech.), Iwao Hosako (NICT) PN2013-72 OPE2013-186 LQE2013-172 EST2013-121 MWP2013-92 |
To generate high-power broadband THz pulse, high-power femtosecond pulse excitation is required. To obtain such a pulse,... [more] |
PN2013-72 OPE2013-186 LQE2013-172 EST2013-121 MWP2013-92 pp.231-234 |
ED |
2012-12-17 16:45 |
Miyagi |
Tohoku University |
[Invited Talk]
Future prospects of wireless communications using carrier frequencies from 300 GHz to 1THz Tadao Nagatsuma (Osaka Univ.), Taiichi Otsuji (Tohoku Univ.), Katsuhiro Ajito (NTT), Iwao Hosako (NICT) ED2012-100 |
[more] |
ED2012-100 pp.39-44 |
MWP, OPE, MW, EMT, EST, IEE-EMT [detail] |
2012-07-26 10:35 |
Hokkaido |
Hokkaido Univ. |
Amplification characterization of mode-locked Yb-doped fiber laser pulses toward high-intensity broadband THz pulse generation Junichi Hamazaki, Norihiko Sekine, Iwao Hosako (NICT) MW2012-37 OPE2012-30 EST2012-19 MWP2012-18 |
To generate broadband high-intensity THz pulse, high-intense ultra-short pump pulse system is required. To investigate s... [more] |
MW2012-37 OPE2012-30 EST2012-19 MWP2012-18 pp.81-84 |
MWP, OPE, MW, EMT, EST, IEE-EMT [detail] |
2012-07-26 14:30 |
Hokkaido |
Hokkaido Univ. |
QPSK RoF radio using optical heterodyne technique with free running lasers Atsushi Kanno, Toshiaki Kuri, Iwao Hosako, Tetsuya Kawanishi (NICT), Yoshihiro Yasumura, Yuki Yoshida, Ken-ichi Kitayama (Osaka Univ.) MW2012-44 OPE2012-37 EST2012-26 MWP2012-25 |
Radio-over-fiber radio signal generation and its demodulation are performed with two free-running lasers using an optica... [more] |
MW2012-44 OPE2012-37 EST2012-26 MWP2012-25 pp.115-118 |
ED |
2011-12-14 15:10 |
Miyagi |
Tohoku University |
[Invited Talk]
W-band high-speed wireless transmission using RoF technology Atsushi Kanno, Toshiaki Kuri, Iwao Hosako, Tetsuya Kawanishi (NICT), Yuki Yoshida, Yoshihiro Yasumura, Ken-ichi Kitayama (Osaka Univ.) ED2011-104 |
We discuss a concept of a coherent optical/wireless seamless network and W-band high-speed wireless transmission techniq... [more] |
ED2011-104 pp.25-29 |
ED |
2011-12-15 15:50 |
Miyagi |
Tohoku University |
Standardization of Terahertz-wave Communication in IEEE 802.15 Terahertz Interest Group (IGthz) Katsuhiro Ajito, Ho-Jin Song, Makoto Yaita, Naoya Kukutsu (NTT Labs.), Akifumi Kasamatsu, Iwao Hosako (NICT) ED2011-118 |
[more] |
ED2011-118 pp.101-102 |
OPE, MW, MWP, EMT, EST, IEE-EMT [detail] |
2011-07-21 15:15 |
Hokkaido |
|
20-Gb/s W-band wireless transmission using radio-over-fiber technique Atsushi Kanno, Keizo Inagaki, Isao Morohashi, Takahide Sakamoto, Toshiaki Kuri, Iwao Hosako, Tetsuya Kawanishi (NICT), Yuki Yoshida, Ken-ichi Kitayama (Osaka Univ.) MW2011-47 OPE2011-34 EST2011-33 MWP2011-15 |
[more] |
MW2011-47 OPE2011-34 EST2011-33 MWP2011-15 pp.57-60 |
OPE, MW, MWP, EMT, EST, IEE-EMT [detail] |
2011-07-22 16:30 |
Hokkaido |
|
Cooperative luminescence emitted from Yb-doped fiber Junichi Hamazaki, Shigeo Nagano, Norihiko Sekine, Iwao Hosako (NICT) MW2011-68 OPE2011-55 EST2011-54 MWP2011-36 |
[more] |
MW2011-68 OPE2011-55 EST2011-54 MWP2011-36 pp.167-170 |
ED |
2010-12-16 15:35 |
Miyagi |
Tohoku University (Research Institute of Electrical Communication) |
Development of THz Quantum Cascade Laser as a Local Oscillator for THz Heterodyne Receivers Yoshihisa Irimajiri (NICT), Shoichi Shiba (Univ. of Tokyo), Norihiko Sekine, Iwao Hosako (NICT), Tomoki Koyama, Hroyuki Maezawa (Nagoya Univ.), Satoshi Yamamoto (Univ. of Tokyo) ED2010-161 |
[more] |
ED2010-161 pp.19-24 |