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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OPE, LQE, CPM, EMD, R | 2013-08-30 11:55 |
Hokkaido | sun-refre Hakodate | High-speed and efficient operation of PIN-diode-based silicon modulator using side-wall grating waveguide Suguru Akiyama, Takeshi Baba, Masahiko Imai (PETRA), Naoki Hirayama (AIST), Hiroyuki Takahashi (PETRA), Yoshiji Noguchi, Tsuyoshi Horikawa (AIST), Tatsuya Usuki (PETRA)  R2013-53 EMD2013-59 CPM2013-78 OPE2013-82 LQE2013-52 |
[more] | R2013-53 EMD2013-59 CPM2013-78 OPE2013-82 LQE2013-52 pp.123-128 |
| MW | 2013-03-07 15:25 |
Hiroshima | Hiroshima Univ. | [Special Talk]
10-Gb/s BPSK modulator and demodulator a 120-GHz-band wireless link Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Koichi Murata, Naoya Kukutsu (NTT) MW2012-179 |
[more] | MW2012-179 pp.109-114 |
| MW, ED | 2013-01-17 16:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 120-GHz-band 20-Gb/s QPSK Transmitter and Receiver modules Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Jun Takeuchi, Koichi Murata, Naoya Kukutsu (NTT) ED2012-116 MW2012-146 |
NTT laboratories are developing a 120-GHz-band wireless link using quadrature-phase-shift keying (QPSK). We have reporte... [more] | ED2012-116 MW2012-146 pp.23-28 |
| MW, ED | 2013-01-17 16:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Evaluation of fade slope due to weather for 120-GHz-band wireless link Akihiko Hirata, Jun Takeuchi, Hiroyuki Takahashi, Naoya Kukutsu (NTT) ED2012-117 MW2012-147 |
NTT has been developing 120-GHz-band wireless link that can transmit 10-Gbit/s data in order to meet the increase in the... [more] | ED2012-117 MW2012-147 pp.29-33 |
| NLC | 2012-08-30 16:45 |
Kanagawa | Fuji Xerox | On relations between top search-queries and blog/twitter texts Genichiro Kikui, Kenta Monnai (Okayama Pref. Univ.), Hiroyuki Takahashi (NTT Resonant Inc.) NLC2012-15 |
(Advance abstract in Japanese is available) [more] | NLC2012-15 pp.31-36 |
| MWP, OPE, MW, EMT, EST, IEE-EMT [detail] | 2012-07-26 09:55 |
Hokkaido | Hokkaido Univ. | 120-GHz-band outddor wireless link using photonics and electronic technologies Akihiko Hirata, Hiroyuki Takahashi, Jun Takeuchi, Naoya Kukutsu, Toshihiko Kosugi, Koichi Murata (NTT) MW2012-29 OPE2012-22 EST2012-11 MWP2012-10 |
NTT has been developing outdoor 120-GHz-band wireless link that can transmit 10-Gbit/s data in order to meet the require... [more] | MW2012-29 OPE2012-22 EST2012-11 MWP2012-10 pp.11-15 |
| LQE | 2011-12-16 15:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Interferometric Filter using Multiple Si Waveguide Structure Sections for Polarization Independence and Improved Fabrication/Temperature Tolerance Hideaki Okayama, Yousuke Oonawa, Daisuke Shimura, Hiroyuki Takahashi, Hiroki Yaegashi (OKI) LQE2011-131 |
In this report we describe interferometric wavelength filters using Si wire waveguide with different structure sections ... [more] | LQE2011-131 pp.39-42 |
| MW | 2011-11-25 14:45 |
Okinawa | Hermetic Sealing Technique for F-band Waveguides and Packages Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Jun Takeuchi, Koichi Murata, Naoya Kukutsu (NTT) MW2011-123 |
Outdoor systems operating at frequencies of over 100 GHz need secure seals for rectangular waveguides to protect against... [more] | MW2011-123 pp.59-64 |
|
| OFT | 2011-10-20 15:45 |
Nagano | The development of optical signal monitor in GE-PON Kazuo Watanabe (SEOF), Hiroyuki Takahashi (NWX), Hiroyuki Takamori, Tomohiko Ueda (SEI) OFT2011-37 |
In recent years, numbers of cable networks reconfiguration is increasing with expansion of optical access network. We de... [more] | OFT2011-37 pp.31-34 |
|
| OPE, MW, MWP, EMT, EST, IEE-EMT [detail] | 2011-07-21 09:05 |
Hokkaido | Study of Polarization Division Duplexing for 120-GHz-band Wireless Link Jun Takeuchi, Akihiko Hirata, Hiroyuki Takahashi, Naoya Kukutsu (NTT) MW2011-41 OPE2011-28 EST2011-27 MWP2011-9 |
[more] | MW2011-41 OPE2011-28 EST2011-27 MWP2011-9 pp.1-6 |
|
| AP, MW (Joint) |
2011-03-04 15:15 |
Ibaraki | Ibaraki Univ. | Transmission Experiment of 120-GHz-Band Wireless Link using 10Gbit/s Forward Error Correction System Fumiyasu Suginoshita, Satoshi Okabe, Tetsuomi Ikeda, Kazuyoshi Shogen (NHK Labs.), Hiroyuki Takahashi (NTT Labs.), Akihiko Hirata, Naoya Kukutsu (NHK Labs.) AP2010-194 |
We are developing 10-Gbps forward error correction system of 120-GHz-band wireless transmission for multiplexed HD-SDI s... [more] | AP2010-194 pp.123-128 |
| IN, NS (Joint) |
2011-03-04 15:10 |
Okinawa | Okinawa Convention Center | MIPv6 Fast Handoff and Reducing Packet Loss using Dual-Band Communication Method Hiroyuki Takahashi, Tomotaka Wada (Kansai Univ.), Kouichi Mutsuura (Sinshu Univ.), Hiromi Okada (Kansai Univ.) IN2010-193 |
Recently, VoIP and movie streaming survice for mobile node are required. In this paper, we propose a Dual-Band Communica... [more] | IN2010-193 pp.295-300 |
| CPSY, DC, IPSJ-SLDM, IPSJ-EMB, IPSJ-UBI, IPSJ-MBL [detail] | 2010-03-28 13:55 |
Tokyo | Enhancing Location Privacy in MobileIPv6 by Distributed Home Agents Hiroyuki Takahashi, Takashi Minohara (Takushoku Univ.) CPSY2009-91 DC2009-88 |
Mobile IP allows nodes to keep reachability and on-going connections to correspondent nodes while moving around in the I... [more] | CPSY2009-91 DC2009-88 pp.477-482 |
|
| EMCJ | 2010-01-22 09:05 |
Okinawa | University of the Ryukyus | Low-Noise System Design for Electrostatic Deflection of Electron-beam Wen Li, Masami Makuuchi, Kengo Imagawa (PERL,HITACHI), Hiroyuki Takahashi, Yuusuke Ominami, Yasuhiro Gunji (Hitachi High-Technologies) EMCJ2009-111 |
High resolution beam control technology has been required from ion or electron beam lithography, inspection apparatus, m... [more] | EMCJ2009-111 pp.75-80 |
| ED | 2009-11-29 15:55 |
Osaka | Osaka Science & Technology Center | High Breakdown Voltage InP HEMT 125GHz, 140mW MW Power Amplifier
-- Development of 120GHz Broadband Wireless System -- Toshihiko Kosugi, Hiroki Sugiyama (NTT PH Lab.), Akihiko Hirata, Naoya Kukutsu, Hiroyuki Takahashi (NTT MI Lab.), Koichi Murata (NTT PH Lab.) ED2009-164 |
[more] | ED2009-164 pp.25-30 |
| ED | 2009-11-29 16:20 |
Osaka | Osaka Science & Technology Center | 120-GHz-band BPSK Modulator and Demodulator for 10 Gbit/s Data Transmission Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Koichi Murata, Naoya Kukutsu (NTT Corp.) ED2009-165 |
This paper presents a 120-GHz-band binary phase shift keying (BPSK) modulator and demodulator fabricated on microwave mo... [more] | ED2009-165 pp.31-35 |
| MW | 2009-09-25 09:00 |
Tokyo | Univ. of Electro-Communications | Dependence of Weather Conditions for a 120-GHz-band Millimeter-wave Wireless Link Akihiko Hirata, Hiroyuki Takahashi, Naoya Kukutsu, Yuichi Kado (NTT Corp.) MW2009-74 |
We have conducted long-term transmission experiments using the 120-GHz-band millimeter-wave wireless link, and measured ... [more] | MW2009-74 pp.1-6 |
| MW | 2009-03-06 17:30 |
Tokyo | NHK Science & Technical Research Lab. | [Special Talk]
Briefing Report on European Microwave Conference 2008 Shoichi Narahashi, Kei Satoh, Kunihiro Kawai (NTT DOCOMO), Tetsuo Anada, Chun-Ping Chen (Kanagawa Univ.), Kazuhiro Fujimori (Okayama Univ.), Hiroyuki Takahashi (NTT), Hiroyuki Kayano (Toshiba), Kazuhisa Yamauchi, Masaomi Tsuru (Mitsubishi Electric), Takuo Kashiwa (Furuno Electric) MW2008-209 |
The Microwave week 2008, comprising the European Microwave Conference, European Wireless Technology Conference, European... [more] | MW2008-209 pp.111-122 |
| LQE | 2008-12-12 09:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | High power 1.3μm 25Gbps Electro-absorption Modulator integrated LD Hiroyuki Takahashi (Oki Electric Industry Co.,Ltd.), Tomonori Shimamura, Takashi Sugiyama, Munechika Kubota (Oki Semiconductor Co.,Ltd.), Koji Nakamura (Oki Electric Industry Co.,Ltd.) LQE2008-128 |
A 1.3 μm-EA Modulator integrated LD (EML) at 25Gbit/s over 30 km transmission without SOA was demonstrated for 100Gbps E... [more] | LQE2008-128 pp.1-4 |
| LQE, OPE, OCS | 2007-11-01 09:00 |
Fukuoka | Polarization-, wavelength-, and filter-free all-optical clock recovery using a mode-locked laser diode integrated with a tensile-strained MQW saturable absorber Shin Arahira, Hiroyuki Takahashi, Koji Nakamura, Hiroki Yaegashi, Yoh Ogawa (OKI) OCS2007-39 OPE2007-94 LQE2007-80 |
All-optical clock recovery with less sensitivity to the wavelength and the polarization of input data signals and operat... [more] | OCS2007-39 OPE2007-94 LQE2007-80 pp.1-6 |
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