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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ED, MWPTHz | 2023-12-21 16:45 |
Miyagi | RIEC, Tohoku Univ. (Primary: On-site, Secondary: Online) |
Demonstration of a secure wireless communication system based on XOR operation between two data in terahertz waves Takuya Yano, Ming Che, Hanwei Chen, Naoya Seiki, Takashi Shiramizu, Yuya Mikami (Kyushu Univ.), Yuta Ueda (NTT), Kazutoshi Kato (Kyushu Univ.)  ED2023-56 MWPTHz2023-66 |
Future wireless communications will require high security as well as high capacity. We have proposed a wireless communic... [more] | ED2023-56 MWPTHz2023-66 pp.16-19 |
| MWPTHz | 2023-11-01 13:45 |
Online | Online (Zoom) | [Invited Talk]
Low-Noise Terahertz Wave Detection by Fermi-Level Managed Barrier Diode on SiC Platform Hiroshi Ito (The Univ. of Tokyo), Tadao Nagatsuma (Osaka Univ.), Tadao ishibashi (Wavepackets) MWPTHz2023-59 |
We developed novel THz-wave detectors fabricated on SiC platform implementing Fermi-level managed barrier (FMB) diodes f... [more] | MWPTHz2023-59 pp.5-8 |
| OFT, OCS, LSJ (Joint) [detail] |
2023-08-25 09:55 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Continuous time-domain measurement method of Rayleigh backscattered light Shiro Ryu (Meiji Univ.) OFT2023-13 |
We have proposed a method that enables continuous measurement of backscattered light from a specific point of an optical... [more] | OFT2023-13 pp.21-26 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-11 13:50 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
A Numerical Study on Hilbert Transform Used in Direct-Detection Coherent Reception Using Kramers-Kronig Relation
-- Comparison between Frequency Domain and Time Domain Realization -- Ryo Tamura (Tokyo Univ. of Science), Kariyawasam Amila (Kyushu Univ.), Joji Maeda (Tokyo Univ. of Science) OCS2022-46 |
As a candidate for high capacity optical links for data center interconnect, direct-detection self coherent heterodyne r... [more] | OCS2022-46 pp.36-40 |
| OFT | 2022-10-13 10:50 |
Kanagawa | Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Super Agile High Resolution Spectrum Analyzer by Sampled Heterodyne System Hideto Takayasu, Shuhei Otsuka, Yuma Sato, Takahide Sakamoto (TMU) OFT2022-25 |
For monitoring today’s high-speed optical signals, there is a more and more demand for optical signal evaluation and mor... [more] | OFT2022-25 pp.29-32 |
| 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 |
| ED, THz | 2021-12-20 13:40 |
Miyagi | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Low-Noise Terahertz Wave Detection by Fermi-Level Managed Barrier Diode Hiroshi Ito (Kitasato Univ.), Tadao Ishibashi (NEL Techno) ED2021-49 |
A broadband and low-noise THz-wave detector called Fermi-level managed barrier (FMB) diode was developed. The fabricated... [more] | ED2021-49 pp.6-9 |
| R, LQE, OPE, CPM, EMD | 2020-08-28 16:35 |
Online | Online | [Invited Talk]
Novel Terahertz-Wave Detector: Fermi-Level Managed Barrier Diode Hiroshi Ito (Kitasato Univ.), Tadao Ishibashi (NEL Techno) R2020-18 EMD2020-17 CPM2020-10 OPE2020-30 LQE2020-10 |
A hetero-barrier rectifier, Fermi-level managed barrier (FMB) diode, was developed for broadband and low-noise THz-wave ... [more] | R2020-18 EMD2020-17 CPM2020-10 OPE2020-30 LQE2020-10 pp.43-46 |
| IE, CS, IPSJ-AVM, ITE-BCT [detail] | 2019-12-06 11:35 |
Iwate | Aiina Center | [Invited Lecture]
Optical Video Transmission Technique using FM conversion Toshiaki Shitaba, Tomoaki Yoshida, Jun Terada (NTT) CS2019-84 IE2019-64 |
Broadcast-type optical video transmission method that transmit multi-channel video signals such as terrestrial digital s... [more] | CS2019-84 IE2019-64 pp.97-101 |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2016-11-10 16:25 |
Nagasaki | Nagasaki Shoko Kaigi Sho | Automatic pull-in operation in heterodyne phase-lock and homodyne detection of QPSK signals by microcomputer-assisted loop filter Yudai Hisata, Akira Mizutori, Masafumi Koga (Oita Univ.) OCS2016-58 |
This paper demonstrates signal light carrier automatic pull-in and phase-lock operation to optical frequency comb refere... [more] | OCS2016-58 pp.9-12 |
| PEM (2nd) |
2015-11-27 - 2015-11-28 |
Kyoto | Doshisha Univ. | Evaluation of DAST Crystals for Nonpolarimetric Self-heterodyne Electro-optic Detection of Terahertz Waves Hai Huy Nguyen Pham, Shintaro Hisatake (Osaka Univ.), Hirohisa Uchida (Arkray Inc.), Tadao Nagatsuma (Osaka Univ.) |
The use of a DAST crystal, an organic electro-optic (EO) material with a high EO coefficient, in a nonpolarimetric self-... [more] | |
| LQE, LSJ | 2012-05-25 09:35 |
Fukui | Univ. of Fukui (Bunkyo Campus) | Phase-sensitive CARS spectroscopy by phase modulation of monochromatic component in broadband pulses Takayuki Suzuki, Kazuhiko Misawa (Tokyo Univ. of A&T) LQE2012-1 |
In the field of CARS spectroscopy using a broadband light source, nonresonant background (NRB) which lies on and hides ... [more] |
LQE2012-1 pp.1-5 |
| SANE | 2009-11-03 16:05 |
Overseas | Fudan University (Shanghai) | Development of a Simulation Tool for Free-Space Coherent Laser Communications Christian A. Schaefer (NICT) SANE2009-113 |
Over the last few years, there has been a renewed interest in free-space coherent laser communications due to the fabric... [more] | SANE2009-113 pp.171-175 |
| PN, CS, OCS (Joint) |
2008-06-12 15:15 |
Hokkaido | Chitose Institute of Science and Technology | Modelling the Impact of GVD on the Performance of 2-D WH/TS OCDMA Systems Anh T. Pham, Ngoc T. Dang (Computer Comm. Lab.) OCS2008-11 |
This report proposes a novel model of Gaussian pulse propagation in optical fiber to comprehensively analyze the impact ... [more] | OCS2008-11 pp.7-14 |
| LQE, OPE, OCS | 2007-11-02 09:25 |
Fukuoka | Performance Improvement of the Heterodyne-Detection 2-D OCDM Systems using Overlapping Pulse-Position Modulation Anh Pham (Univ. of Aizu), Hiroyuki Yashima (Tokyo Univ. of Science) OCS2007-58 OPE2007-113 LQE2007-99 |
The report proposes and theoretically analyses the performance of two-dimensional (2-D) wavelength-hopping/time-spreadin... [more] | OCS2007-58 OPE2007-113 LQE2007-99 pp.87-91 |
|
| OFT | 2007-10-19 10:50 |
Toyama | Detection sensitivity of Brillouin scattering near the Fresnel reflection in BOTDR measurement Daisuke Iida, Fumihiko Ito (NTT) OFT2007-35 |
We discuss the effect of Fresnel reflection on BOTDR measurement. We show that the theoretical detection sensitivity wi... [more] | OFT2007-35 pp.17-21 |
|
| OFT | 2007-05-24 17:15 |
Kagoshima | Optical Fiber Nonlinearity Coefficient Measurement with Coherent Heterodyne Detection Shiro Ryu (SBTM) OFT2007-8 |
Various methods have been proposed for the measurement of optical fiber nonlinearity coefficient using the self-phase mo... [more] | OFT2007-8 pp.35-38 |
|
| MW, OPE, EMT [detail] | 2006-07-27 10:20 |
Hokkaido | Photonic Transmitter and Receiver of Millimeter-Wave Ultra-Wideband Signal by Direct Photonic Frequency Conversion Techniques Toshiaki Kuri (NICT), Yuki Omiya (Osaka Univ.), Tetsuya Kawanishi (NICT), Shinsuke Hara (Osaka City Univ.), Ken-ichi Kitayama (Osaka Univ.) |
To overcome the scarcity of available radio-frequency (RF) resource, ultra-wideband (UWB) attracts its attention as one ... [more] | MW2006-36 OPE2006-28 pp.1-6 |
|
| CS, OCS, PN (Joint) |
2006-05-25 15:05 |
Shizuoka | Shizuoka Univ. | Performance Analysis of 2-D WH/TS OCDM Systems Using Prime Sequences and a Heterodyne Detection Receiver Anh T. Pham (Univ. of Aizu), Hiroyuki Yashima (Tokyo Univ. of Science) CS2006-17 |
In this report, we propose a novel two-dimensional wavelength hopping/time spreading (WH/TS) optical code division multi... [more] | CS2006-17 pp.19-24 |
| OPE, MW | 2005-07-15 11:20 |
Niigata | Electro-optic probing with an external modulator based on optical heterodyne method Kiyotaka Sasagawa, Masahiro Tsuchiya, Masayuki Izutsu (NICT) |
We proposed an electro-optic (EO) probing techique based on optical heterodyne method and demonstrated measurement of a ... [more] | MW2005-55 OPE2005-39 pp.31-36 |
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