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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 232  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
CAS, CS 2021-03-02
Online Online Study on Combination of Phase Rotation and ASK for SD-SM-MIMO
Yuta Ida (Yamaguchi Univ.), Kazuki Maruta (Tokyo Tech.), Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) CAS2020-83 CS2020-90
For multiple-input multiple-output (MIMO) systems, SD-SM-MIMO which combines the space division multiplexing (SD) and sp... [more] CAS2020-83 CS2020-90
SeMI 2021-01-21
Online Online [Poster Presentation] Accurate Phase Measurement of Backscatter Signals Based on Principle Components Analysis -- Simulation and Experimental Evaluation --
Tomoya Iwasaki, Jin Mitsugi (Keio Univ.) SeMI2020-56
Carrier phase angle estimation is essential in demodulation and localization of backscatter signals. In general, a linea... [more] SeMI2020-56
OFT 2021-01-15
Online Online Analysis of a high-spatial resolution BOCDA optical fiber sensor using short-pulse optical sources
Masayuki Matsumoto (Wakayama Univ.) OFT2020-53
Brillouin optical fiber correlation-domain analysis (BOCDA) exhibits superior performance as a high-sensitivity and high... [more] OFT2020-53
CS, CAS 2020-02-28
Kumamoto   A Study on Circuit Element Value Mismatches and Occupied Area of Poly-phase Circuits
Takafumi Yamaji (Sojo Univ.), Akio Shimizu (NIT, Ariake College) CAS2019-120 CS2019-120
An effect of the circuit element value error to modulated signal error in polyphase circuits is described. The sensitivi... [more] CAS2019-120 CS2019-120
MWP, PN, EMT, PEM, IEE-EMT [detail] 2020-01-30
Kyoto Dosisha Univ. Verification of self-phase modulation-based nonlinear optical device using Si3N4 waveguide
Koji Takahashi, Daiki Ishihara, Yuta Kaihori (Osaka Univ.), Takashi Inoue (Hamamatsu Photonics), Tsuyoshi Konishi (Osaka Univ.) PN2019-42 EMT2019-82 MWP2019-56
A Si3N4 waveguide is expected to solve the issue of two photon absorption (TPA) on a Si waveguide at relatively high pow... [more] PN2019-42 EMT2019-82 MWP2019-56
MWP 2019-11-27
Tokyo Kikai-Shinko-Kaikan Bldg. RF signal phase shift method by means of optical phase control in RoF transmission
Hiroshi Takahashi (Sophia Univ.) MWP2019-42
A new technique is proposed to enable phase shift of microwave or millimeter wave emitted from antenna at the end of RoF... [more] MWP2019-42
EE, OME, CPM 2019-11-26
Tokyo Japan Society for the Promotiton of Machine Industry Phase-Modular Three-Phase Multi-Resonant AC-DC Converter based on Single-Stage Frequency Conversion Principle
Shoya Mitsui, Tomokazu Mishima (Kobe Univ.) EE2019-38 CPM2019-80 OME2019-24
single-stage high frequency-link soft-switching three-phase ac-dc converter for data center is presented in this paper. ... [more] EE2019-38 CPM2019-80 OME2019-24
- 2019-11-19
Mie Sinfonia Technology Hibiki Hall Ise (Ise Tourism and Culture Hall) Output Power Enhancement in Photonic-Based RF Generation by Optical Pulse Compression with a Dispersion Managed Fiber -- Simplified Compression Fiber --
Keisuke Oda, Kohei Kudomi, Ryogo Katagiri, Masayuki Suzuki, Hiroyuki Toda (Doshisha Univ.)
In photonic-based RF generation, output power can be enhanced by compressing optical pulse width before photo diode. In ... [more]
OPE, LQE, OCS 2019-11-11
Tokyo Kikai-Shinko-Kaikan Bldg (Tokyo) [Special Invited Talk] SSBI-free SSB-DD transmission scheme using phase modulation for high-quality analog mobile fronthaul
Shota Ishimura, Hsuan-Yun Kao, Kazuki Tanaka,, Kosuke Nishimura, Masatoshi Suzuki (KDDI Research) OCS2019-59 OPE2019-97 LQE2019-75
In this invited talk, we introduce a signal-to-signal beat interference (SSBI)-free direct-detection transmission system... [more] OCS2019-59 OPE2019-97 LQE2019-75
Miyagi Research Institute of Electrical Communication, Tohoku Univ. A study on high efficiency phase shift keying on 4-dimensional Euclidean space
Sho Kakuwa, Masahiro Fujii (Utsunomiya Univ.) CS2019-60
Symbol mappings in two-dimensional Euclidean signal space, such as PSK and QAM, have a limitation of possible distance b... [more] CS2019-60
LQE, OPE, CPM, EMD, R 2019-08-22
Miyagi   [Invited Talk] Progress of InP-based Monolithically Integrated Photonic Devices and Future Prospect Towards Beyond Tbps Era
Hideki Yagi (SEI) R2019-20 EMD2019-18 CPM2019-19 OPE2019-47 LQE2019-25
InP-based photonic devices have yielded the monolithic integration of
various functionalities in addition to miniaturi... [more]
R2019-20 EMD2019-18 CPM2019-19 OPE2019-47 LQE2019-25
MBE 2019-06-21
Hokkaido   Influence of coherence length on scattering suppression by digital phase-conjugate light
Sogo Toda (NIT, Ishikawa), Yuji Kato (Hokkaido Univ.), Koichi Shimizu (Waseda Univ.) MBE2019-18
The strong scattering in biological tissue is a difficult problem for optical imaging and measurement of an animal body.... [more] MBE2019-18
RCS 2019-06-21
Okinawa Miyakojima Hirara Port Terminal Building A study on high efficiency phase shift keying on 3-dimensional Euclidean space
Sho Kakuwa, Masahiro Fujii (Utsunomiya Univ.), Takanori Iwamatsu (FTN) RCS2019-82
It is necessary to assign many symbols on In-phase and Quadrature-phase(IQ)-diagram for high speed transmission,but it c... [more] RCS2019-82
LQE, LSJ 2019-05-30
Shiga   Simulation of plasmonic optical phased array using electro-optic polymer
Yuji Kuwamura, Kyosuke Hibata, Takafumi Ogawa (Kanazawa Univ.) LQE2019-10
We have proposed a plasmonic optical phased array in which plasmonic phase modulators using electro-optic polymers are a... [more] LQE2019-10
WPT 2019-03-07
Kyoto Kyoto Univ. Uji Campus Development a Wireless Power Transfer System via Microwaves using a 5.8GHz Magnetron
Bo Yang, Ce Wang, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ) WPT2018-72
Magnetrons have been widely used as microwave heating applications typified as microwave ovens. The advantages of magnet... [more] WPT2018-72
ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] 2019-02-20
Hokkaido Hokkaido Univ. Accuracy improvement of phase modulated signal by calibrating spatial light modulator
Tomohiro Maeda, Atsushi Okamoto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.)
The modulation accuracy of phase-only spatial light modulators (SLMs) decreases by the distortion of the phase response ... [more]
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-17
Osaka Osaka University Nakanoshima Center High-spatial-resolution Brillouin optical correlation-domain analysis distributed sensor using short-pulse sources
Shingo Akai, Takuma Matsumoto, Masayuki Matsumoto (Wakayama Univ.) PN2018-31 EMT2018-65 OPE2018-140 LQE2018-150 EST2018-78 MWP2018-49
As one of distributed optical fiber sensing methods using Brillouin scattering, Brillouin optical fiber correlation-doma... [more] PN2018-31 EMT2018-65 OPE2018-140 LQE2018-150 EST2018-78 MWP2018-49
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-17
Osaka Osaka University Nakanoshima Center [Invited Talk] Reconstruction schemes for complex-modulated optical signals using direct detection
Masayuki Matsumoto (Wakayama Univ.) PN2018-42 EMT2018-76 OPE2018-151 LQE2018-161 EST2018-89 MWP2018-60
A number of studies have been recently devoted to direct detection (DD) schemes for multivalued complex-modulated signal... [more] PN2018-42 EMT2018-76 OPE2018-151 LQE2018-161 EST2018-89 MWP2018-60
MW 2018-12-13
Kanagawa Kanagawa Univ. Control of birefringence in photonic generation of phase-controlled beat signal using birefringence optical fiber
Syota Ito, Tomoyuki Uehara, Kenichiro Tsuji (NDA) MW2018-125
The microwave beat note generation from two optical waves is an attractive technique for the efficient generation of a p... [more] MW2018-125
EA, ASJ-H, EMM, IPSJ-MUS [detail] 2018-11-21
Ishikawa Hotel Koshuen [Invited Talk] Audio Information-Hiding Techniques based on Human Auditory Characteristics
Masashi Unoki (JAIST) EA2018-78 EMM2018-78
For the audio content security such like the audio content protection as well as speech tampering detection, audio infor... [more] EA2018-78 EMM2018-78
 Results 1 - 20 of 232  /  [Next]  
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