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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 340  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
PN 2023-03-01
15:10
Okinawa
(Primary: On-site, Secondary: Online)
[Invited Talk] High-speed beam steering technology toward Beyond 5G
Hideyuki Nosaka (Ritsumeikan Univ.), Takana Kaho (SIT), Tetsuya Kawanishi (Waseda Univ.) PN2022-46
Towards Beyond 5G systems, high-speed beam steering technology is required to realize innovative functions such as high-... [more] PN2022-46
pp.23-27
IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] 2023-02-21
13:15
Hokkaido Hokkaido Univ. Noninterferometric detection by the transport of intensity equation method for a phase- and amplitude-modulated signal beam generated by a phase-SLM
Taishi Miwa, Tomohiro Nishimura, Masatoshi Bunsen (Fukuoka Univ.)
Complex amplitude modulation, in which both the amplitude and phase of the signal beam are modulated, has been attractin... [more]
OCS, OFT, OPE
(Joint) [detail]
2023-02-17
11:55
Okinawa kukuru-itomancity
(Primary: On-site, Secondary: Online)
Investigation of optical frequency domain mode equalizer using spatial light modulator
Yuta Goto, Satoshi Shinada (NICT), Atsushi Okamoto (Hokkaido Univ.), Hideaki Furukawa (NICT) OCS2022-83 OPE2022-112
In the mode-division multiplexing transmission, although the multi-input multi-output (MIMO) processing is required in t... [more] OCS2022-83 OPE2022-112
pp.68-72(OCS), pp.93-97(OPE)
OCS, CS
(Joint)
2023-01-12
15:50
Fukuoka CANAL CITY HAKATA
(Primary: On-site, Secondary: Online)
[Special Invited Talk] High speed transmission of efficient electro-optic modulators. -- Prospect of EO polymer and ferroelectric thin film modulators --
Shiyoshi Yokoyama (Kyushu Univ.) CS2022-66
The exponential growth of interconnect bandwidth requirements for next-generation optical fiber links has driven an upgr... [more] CS2022-66
pp.17-19
OCS, CS
(Joint)
2023-01-13
09:25
Fukuoka CANAL CITY HAKATA
(Primary: On-site, Secondary: Online)
Phase compensation method in core-selective switch for few-mode multi-core fiber using spatial light modulator
Ryo Watanabe, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) OCS2022-63
In order to realize Dence SDM transmission using Few-Mode Multi-Core Fiber(FM-MCF), a switching device adapted to spatia... [more] OCS2022-63
pp.18-21
ED, MWPTHz 2022-12-20
13:40
Miyagi   Optical and RF signal phase measurement using Mach-Zehnder modulators based on optical spectrum analysis
Huang Qingchuan (Waseda Univ), Keizou Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) ED2022-84 MWPTHz2022-55
Wide applications of massive MIMO antenna system require well adjustments of phase difference between sub antenna units.... [more] ED2022-84 MWPTHz2022-55
pp.62-66
QIT
(2nd)
2022-12-08
14:00
Kanagawa Keio Univ.
(Primary: On-site, Secondary: Online)
[Poster Presentation] Quantum State Generation using DPQPSK Modulator for High Speed Quantum Key Distribution
Yuki Sugawara, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.)
In implementing a high-speed QKD system, distortions in the modulation signal degrade the performance of the QKD system.... [more]
OPE, LQE, OCS 2022-11-18
14:35
Online Online [Invited Talk] Report on ECOC2022 -- Optical Active Devices and Modules --
Hirotaka Uemura (Kyocera Corp.) OCS2022-54 OPE2022-89 LQE2022-52
Growth of the bandwidth of network switches in data centers, or growth of the scale of high-performance computing demand... [more] OCS2022-54 OPE2022-89 LQE2022-52
pp.13-16
PN 2022-11-07
14:35
Kochi
(Primary: On-site, Secondary: Online)
[Invited Talk] Spot size converter having two stories employing anisotropic etching process
Hajime Tanaka (SEI), Ryuji Yamabi (SEDI), Takamitsu Kitamura (SEDI/SEI), Hotino Kazuhiko (SEDI), Ishikawa Tsutomu (SEI), Mitsuru Ekawa (SEDI/SEI) PN2022-25
Coherent technology has been widely used from long haul to metro network. InP is a material having unique characteristic... [more] PN2022-25
pp.22-27
OPE, OCS, LQE 2022-10-20
13:30
Ehime
(Primary: On-site, Secondary: Online)
Aggregation of BPSK Signals Using Coherent Interference for Modulation Format Conversion to 8QAM Signal
Taiga Ishida, Hiroki Kishikawa, Junichi Fujikata (Tokushima Univ.) OCS2022-18 OPE2022-64 LQE2022-27
Modulation format conversion is useful for connecting networks with different modulation schemes. In this study, we prop... [more] OCS2022-18 OPE2022-64 LQE2022-27
pp.5-9
OPE, OCS, LQE 2022-10-20
15:45
Ehime
(Primary: On-site, Secondary: Online)
Theoretical and Experimental Investigation of Frequency Chirp Induced by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators
Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2022-22 OPE2022-68 LQE2022-31
Characteristic variations caused by nonuniformities in the fabrication process are inevitable in carrier-depletion Mach–... [more] OCS2022-22 OPE2022-68 LQE2022-31
pp.28-33
PEM
(2nd)
2022-10-13
16:05
Hiroshima National Institute of Technology,Kure college Antenna-coupled electrode electro-optic modulator for simultaneous receipt and discrimination of two orthogonal polarization components
Shunsuke Nakamori, Yui Otagaki (Mie Univ.), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.)
Fifth-generation (5G) mobile communication systems will mainly use the 28 GHz band of millimeter waves. However millimet... [more]
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
15:45
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation
Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26
pp.99-102
QIT
(2nd)
2022-05-30
13:30
Online Online [Poster Presentation] Realization of Compression of Temporal Correlation Width of Frequency Entangled Photon Pairs Using Evolutionary Strategy Algorithm
Ryoya Saito, Itsumu Fujita, Shunsuke Sasaki, Naofumi Abe (Kyoto Univ), Mamoru Hisamitsu, Katsuhiko Tokuda (Shimadzu Corporation), Ryo Okamoto, Shigeki Takeuchi (Kyoto Univ)
Since broadband frequency entangled photon pairs can realize ultra-short temporal correlation width, those are
expected... [more]

OPE, LQE, OCS 2022-05-13
15:25
Online Online [Invited Talk] Report on OFC 2022 -- Optical Devices --
Makino Shuntaro (FOC) OCS2022-6 OPE2022-6 LQE2022-6
This paper reports on the technological trends of the optical devices, which are presented at the Optical Fiber Communic... [more] OCS2022-6 OPE2022-6 LQE2022-6
pp.22-25
SR 2022-05-12
10:30
Tokyo NICT Koganei
(Primary: On-site, Secondary: Online)
Parallelization and Time Division Multiplexing for 1-bit Bandpass Delta-Sigma Modulator
Takashi Maehata (SEI), Noriharu Suematsu (Tohoku University) SR2022-5
The 1-bit bandpass delta-sigma modulator (1-bit BP-DSM) outputs RF signals directly from the digital part without using ... [more] SR2022-5
pp.19-26
PN, MWP, EMT, PEM, IEE-EMT [detail] 2022-01-27
11:25
Online Online [Invited Talk] Standardizations activities on Radio over Fiber Technologies
Hiroyo Ogawa (NICT) PN2021-35 EMT2021-51 MWP2021-40
Applications of Radio over Fiber technologies have been intensively discussed in International Microwave Conference sinc... [more] PN2021-35 EMT2021-51 MWP2021-40
pp.15-18
PN, MWP, EMT, PEM, IEE-EMT [detail] 2022-01-28
15:45
Online Online Mach-Zehnder optical modulator with tunable multimode interference coupler of Ti:LiNbO3 waveguides for modulation of high extinction ratio
Anna Hirai, Shotaro Yasumori, Yuichi Matsumoto (Univ of Hyogo.), Takanori Sato (Hokkaido Univ.), Tadashi Kawai, Akira Enokihara (Univ of Hyogo.), Shinya Nakajima, Atsushi Kanno, Naokatsu Yamamoto (NICT) PN2021-48 EMT2021-64 MWP2021-53
A Mach-Zehnder optical modulator (MZM) with multimode interference (MMI) couplers using Ti-diffused LiNbO3 was considere... [more] PN2021-48 EMT2021-64 MWP2021-53
pp.85-90
PEM
(Workshop)
2021-11-29
- 2021-11-30
Hokkaido Hokkaido Univ. (Hybrid by remote)
(Primary: On-site, Secondary: Online)
Millimeter-Wave D-band Antenna-Coupled Electrode Electro-Optic Modulator
Shotaro Kodama, Takuto Mori, Yui Otagaki, Hiroshi Murata (Mie Univ.)
A new antenna-coupled electrode EO modulator for direct conversion of D-band wireless signals to optical signals is anal... [more]
PEM
(Workshop)
2021-11-29
- 2021-11-30
Hokkaido Hokkaido Univ. (Hybrid by remote)
(Primary: On-site, Secondary: Online)
28 GHz-Band Antenna-Coupled-Electrode Electro-Optic Modulator for Converting Two Orthogonal-Polarization Field Components Simultaneously for 5G Mobile Systems
Yui Otagaki, Shunsuke Nakamori, Hiroto Yokohashi (Mie Univ.), Sayaka Matsukawa, Satoru Kurokawa (AIST), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Hiroshi Murata (Mie Univ.)
Antenna-coupled-electrode electro-optic modulator has been developed to simultaneously receive and convert orthogonal po... [more]
 Results 1 - 20 of 340  /  [Next]  
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