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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 29  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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)
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)
 [more] SRW2017-80
pp.55-58
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)
 [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)
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)
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)
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)
 [more] MWP2016-3
pp.9-12
ED 2015-10-22
16:20
Aichi   Development Activity of Vacuum Electronics in THz Band
Mitsuru Yoshida, Koji Okamoto, Norio Masuda, Junichi Matsuoka (NETS), Norihiko Sekine, Atsushi Kanno, Naokatsu Yamamoto, Iwao Hosako (NICT)
There is a region called "Terahertz Gap" between the highest frequency of microwave technology and the lowest frequency ... [more] ED2015-60
pp.31-34
RCS, SR, SRW
(Joint)
2015-03-05
13:55
Tokyo Tokyo Institute of Technology [Invited Talk] Research and development in Japan, Europe and USA, and the current state of standardization for realization of 100Gbit/s radio system
Iwao Hosako (NICT)
 [more] RCS2014-345 SR2014-133 SRW2014-56
pp.263-265(RCS), pp.135-137(SR), pp.57-59(SRW)
ED 2014-10-22
10:10
Hokkaido Hokkaido Univ. (Faculty House Trillium) [Invited Talk] R&D trend of the terahertz technology -- from non-destructive testing to wireless communications --
Iwao Hosako, Norihiko Sekine, Atsushi Kanno, Tetsuya Kawanishi, Akifumi Kasamatsu (NICT)
 [more] ED2014-70
pp.39-41
ED 2014-10-22
11:00
Hokkaido Hokkaido Univ. (Faculty House Trillium) Development Trend and Activity of Vacuum Electronics in THz Band
Mitsuru Yoshida, Koji Okamoto, Norio Masuda, Junichi Matsuoka (NCS), Norihiko Sekine, Atsushi Kanno, Tetsuya Kawanishi, Iwao Hosako (NICT)
The terahertz wave radiation has been studied in astronomy, analytical science and limited field. The applicability in t... [more] ED2014-71
pp.43-47
MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] 2014-01-23
14:55
Kyoto Doshisha University Ultrashort optical pulse generation and repetition rate tunability in MZM-based flat comb generator with soliton compression
Yu Chiba (Yokohama National Univ.), Isao Morohashi, Takahide Sakamoto (NICT), Ikufumi Katayama (Yokohama National Univ.), Norihiko Sekine, Tetsuya Kawanishi, Iwao Hosako (NICT)
We report on ultrashort optical pulses using a Mach-Zehnder-modulator-based flat comb generator(MZM-FCG) and dispersion-... [more] PN2013-44 OPE2013-158 LQE2013-144 EST2013-93 MWP2013-64
pp.57-60
MWP, EMT, PN, LQE, OPE, EST, IEE-EMT [detail] 2014-01-24
09:00
Kyoto Doshisha University Observation of Terahertz Frequency Comb Signals Using a Subharmonic Mixer in the 600 GHz-Band
Isao Morohashi (NICT), Ikufumi Katayama (Yokohama National Univ.), Yoshihisa Irimajiri (NICT), Masaya Nagai, Yu Chiba (Osaka Univ.), Masaaki Ashida, Norihiko Sekine, Iwao Hosako (NICT)
We have demonstrated direct measurement of frequency comb signals in the terahertz-range (THz combs) using a heterodyne ... [more] PN2013-71 OPE2013-185 LQE2013-171 EST2013-120 MWP2013-91
pp.227-230
ED 2013-12-16
17:50
Miyagi Research Institute of Electrical Communication Tohoku University Approaches to room-temperature operation of terahertz quantum cascade lasers
Hiroaki Yasuda, Iwao Hosako (NICT)
 [more] ED2013-100
pp.57-62
EST, MWP, OPE, MW, EMT, IEE-EMT [detail] 2013-07-19
09:50
Hokkaido Wakkanai Synthesis Cultural Center Terahertz wave generation with high frequency accuracy using Mach-Zehnder-modulator-based flat comb generator
Isao Morohashi, Yoshihisa Irimajiri, Takahide Sakamoto, Norihiko Sekine, Tetsuya Kawanishi, Motoaki Yasui, Iwao Hosako (NICT)
 [more] MW2013-82 OPE2013-51 EST2013-46 MWP2013-41
pp.221-224
OFT 2013-05-23
15:15
Okinawa   12.5GHz repetition rate, pico-second pulse generation in 1μm region by using Mach-Zehnder Modulator and its application
Ryo Matsumoto, Ryuji Nishi (Aoyama Gakuin Univ.), Isao Morohashi, Naokatsu Yamamoto, Takahide Sakamoto, Atsushi Kanno, Tetsuya Kawanishi, Norihiko Sekine, Iwao Hosako (NICT), Hideyuki Sotobayashi (Aoyama Gakuin Univ./NICT)
In the optical communication network, the wavebands in the C-band (1530~1565- nm) and the L-band (1565~1625- nm) have be... [more] OFT2013-4
pp.15-18
EST 2013-05-10
13:50
Kanagawa NTT Science and Core Technology Laboratory Group Non-equilibrium Green's function simulations of terahertz quantum cascade lasers
Hiroaki Yasuda, Iwao Hosako (NICT)
One probable way to realize high-temperature operations of terahertz quantum cascade lasers (THz-QCLs) is to introduce a... [more] EST2013-6
pp.27-32
ED 2012-12-18
11:40
Miyagi Tohoku University High Frequency Performance of GaAsSb/InAlAs/InGaAs Tunnel Diodes
Mikhail Patrashin, Norihiko Sekine, Akifumi Kasamatsu, Issei Watanabe, Iwao Hosako (NICT), Tsuyoshi Takahashi, Masaru Sato, Yasuhiro Nakasha, Naoki Hara (Fujitsu Lab.)
Increasing interest to high-resolution active and passive MMW-THz imaging and high-speed wireless data communications mo... [more] ED2012-106
pp.75-76
MWP, OPE, MW, EMT, EST, IEE-EMT [detail] 2012-07-26
11:00
Hokkaido Hokkaido Univ. Broadband comb generation using Mach-Zehnder-modulator-based flat comb generator with optical feedback loop
Isao Morohashi, Takahide Sakamoto, Naokatsu Yamamoto, Yoh Ogawa, Tetsuya Kawanishi, Iwao Hosako (NICT)
 [more] MW2012-38 OPE2012-31 EST2012-20 MWP2012-19
pp.85-88
MWP 2011-10-28
15:30
Tokyo Kikai-Shinko-Kaikan Bldg. Design of terahertz quantum cascade lasers for higher temperature operation
Hiroaki Yasuda (NICT), Tillmann Kubis (Purdue Univ.), Iwao Hosako, Norihiko Sekine (NICT), Kazuhiko Hirakawa (Univ. of Tokyo)
 [more] MWP2011-48
pp.11-16
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