| IEICE Technical Committee Submission System Conference Schedule |
Online Proceedings [Sign in] Tech. Rep. Archives |
All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| QIT (2nd) |
2019-11-18 13:50 |
Tokyo | Gakushuin University | [Poster Presentation]
Analysis of the effects of the two-photon distinguishability on decoy state measurement-device-independent quantum key distribution Haobo Ge, Akihisa Tomita, Kazuhisa Ogawa, Atsushi Okamoto (Hokkaido Univ.) |
Measurement-device-independent quantum key distribution (MDI-QKD) protects the receiver from attacks against the measure... [more] | |
| OCS, LQE, OPE | 2019-10-18 14:30 |
Kagoshima | Improvement of Diffraction Efficiency of Mode Demultiplexer Using Volume Hologram at 1550 nm Taijun Shiba, Atsushi Okamoto, Hotaka Hayashi, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.), Taketoshi Takahata (OPTOQUEST), Yuta Goto, Satoshi Shinada, Naoya Wada (NICT)  OCS2019-47 OPE2019-85 LQE2019-63 |
To realize the mode division multiplexing transmission, we have proposed a volume holographic mode de-multiplexer (VHDM)... [more] | OCS2019-47 OPE2019-85 LQE2019-63 pp.105-108 |
|
| QIT (2nd) |
2019-05-20 17:50 |
Fukuoka | Kyushu University, Chikushi Campus | Numerical analysis of decoy state BBM92 quantum key distribution protocol with multi-photon rejection source Takumi Matsuura, Liang Min, Kazuhisa Ogawa, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) |
The BB84 protocol, which is a representative quantum key distribution protocol, requires a single photon source as a lig... [more] | |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] | 2019-02-19 11:30 |
Hokkaido | Hokkaido Univ. | Improvement of noise separation accuracy in image reconstruction in virtual phase conjugation based optical tomography Sota Nagayoshi, Atsushi Okamoto (Hokkaido Univ.), Yuta Goto (Fukui Univ.), Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
Virtual phase conjugation based optical tomography (VPC-OT) realizes single-shot three-dimensional (3D) measurement. In ... [more] | |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] | 2019-02-20 13:00 |
Hokkaido | Hokkaido Univ. | Analysis on Basic Operation of Virtual Shift Method for Accuracy Improvement of Holographic Diversity Interferometry Nobuhiro Yamagishi, Atsushi Okamoto, Tomohiro Maeda (Hokkaido Univ.), Jin Nozawa (Aisin Seiki), Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
Holographic diversity interferometry (HDI) enables single-shot phase measurement by using two image sensors. However, mi... [more] | |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] | 2019-02-20 13:45 |
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] | |
| ITE-BCT, OCS, OFT, IEE-CMN [detail] | 2018-11-09 15:45 |
Okayama | Kurashiki-City-Geibunnkan | Separation Characteristics of Volume Holographic Spatial Mode Demultiplexer at 1550 nm Wavelength Satoshi Shinada (NICT), Shimpei Shimizu, Taijun Shiba (Hokkaido Univ.), Taketoshi Takahata (Optoquest), Atsushi Okamoto (Hokkaido Univ.), Naoya Wada (NICT) OCS2018-58 |
Spatial-mode multiplexer and demultiplexer (MUX/DEMUX) remains essential for systems of mode division multiplexing (MDM)... [more] | OCS2018-58 pp.75-79 |
| QIT (2nd) |
2018-06-04 13:20 |
Hiroshima | ICCH Ran | [Poster Presentation]
Tracking Quantum Error Correction kosuke Fukui, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.) |
To implement fault-tolerant quantum computation with continuous variables, the Gottesman–Kitaev–Preskill (GKP) qubit has... [more] | |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] | 2018-02-16 13:00 |
Hokkaido | Hokkaido Univ. | Experiment on digital image multiplexing/demultiplexing using virtual phase conjugation for high density holographic memory Yuta Goto, Atsushi Okamoto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
We experimentally implemented and proved the concept of the multiplexing and demultiplexing in digital images using VPC,... [more] | |
| QIT (2nd) |
2017-11-16 13:50 |
Saitama | Saitama University | [Poster Presentation]
BB84 Quantum Key Distribution system with a Dual-Parallel Modulator Weiyang Zhang, Yu Kadosawa, Akihisa Tomita, Kazuhisa Ogawa, Atsushi Okamoto (Hokkaido Univ.) |
The state preparation flaw which is generated by the pulse fluctuation in the signal applied for the phase modulator in ... [more] | |
| OFT, OCS, LSJ (Joint) [detail] |
2017-09-01 10:50 |
Hokkaido | Hokkaido Univ. | Separation Characteristics of Volume Holographic Spatial Mode Demultiplexer at 850 nm Wavelength Shimpei Shimizu, Atsushi Okamoto, Fumiya Mizukawa, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.), Taketoshi Takahata (OPTOQUEST), Satoshi Shinada, Naoya Wada (NICT) OCS2017-31 |
In mode division multiplexing transmission, the spatial mode demultiplexing technique is required on the receive side. A... [more] | OCS2017-31 pp.45-50 |
| OFT, OCS, LSJ (Joint) [detail] |
2017-09-01 11:15 |
Hokkaido | Hokkaido Univ. | Experiment on selective mode conversion using dual-phase modulation Tomohiro Maeda, Atsushi Okamoto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.), Yuta Wakayama, Takehiro Tsuritani (KDDI Research) OCS2017-32 |
For realizing the optical network based on mode division multiplexing, it is necessary to develop the technology which a... [more] | OCS2017-32 pp.51-55 |
| QIT (2nd) |
2017-05-29 15:00 |
Kyoto | Ritesumeikan University, Suzaku Campus | [Poster Presentation]
Method of reducing the propagation of errors in a controlled-phase gate with the GKP qubit Kosuke Fukui, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.) |
[more] | |
| QIT (2nd) |
2017-05-29 15:00 |
Kyoto | Ritesumeikan University, Suzaku Campus | [Poster Presentation]
Decoy State Quantum Key Distribution for BBM92 Protocol Liang Min, Akihisa Tomida, Atsushi Okamoto (Hokkaido Univ) |
[more] | |
| IE, ITS, ITE-AIT, ITE-HI, ITE-ME, ITE-MMS, ITE-CE [detail] | 2017-02-20 13:30 |
Hokkaido | Hokkaido Univ. | Characterization of multiplexing technique using virtual phase conjugation for high density holographic memory Yuta Goto, Atsushi Okamoto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
In the holographic memory, the achievable multiplexing number of holograms and the recording density are inherently rest... [more] | |
| IE, ITS, ITE-AIT, ITE-HI, ITE-ME, ITE-MMS, ITE-CE [detail] | 2017-02-20 13:45 |
Hokkaido | Hokkaido Univ. | Experiment on Virtual Shift Method for Reduction of Alignment Error in Holographic Diversity Interferometry Nobuhiro Yamagishi, Atsushi Okamoto, Jin Nozawa, Yuta Goto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
In phase measurement using Holographic Diversity Interferometry (HDI), misalignment of two holograms captured by two ima... [more] | |
| IE, ITS, ITE-AIT, ITE-HI, ITE-ME, ITE-MMS, ITE-CE [detail] | 2017-02-20 14:15 |
Hokkaido | Hokkaido Univ. | Experiment on spatial mode separation and conversion technique using volume hologram Fumiya Mizukawa, Atsushi Okamoto, Yuta Goto, Shimpei Shimizu, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
[more] | |
| IE, ITS, ITE-AIT, ITE-HI, ITE-ME, ITE-MMS, ITE-CE [detail] | 2017-02-20 14:30 |
Hokkaido | Hokkaido Univ. | Experiment on Dual-Wavelength Method toward Spatial Mode De-Multiplexing with Volume Hologram in Optical Communication Wavelength Band Shimpei Shimizu, Atsushi Okamoto, Fumiya Mizukawa, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.), Taketoshi Takahata (OPTOQUEST), Satoshi Shinada, Naoya Wada (NICT) |
In the mode division multiplexing transmission, the spatial mode de-multiplexing technique is required on the receive si... [more] | |
| QIT (2nd) |
2016-11-24 13:00 |
Ibaraki | KEK Kobayashi-hall | [Poster Presentation]
A two-qubit bit flip code with GKP code states Kosuke Fukui, Akihisa Tomita, Atsushi Okamoto (Hokudai) |
[more] | |
| ITS, IE, ITE-AIT, ITE-HI, ITE-ME, ITE-MMS, ITE-CE [detail] | 2016-02-23 10:30 |
Hokkaido | Hokkaido Univ. | Virtual interferogram-generation method for high accurate phase detection using only two holograms Jin Nozawa, Atsushi Okamoto, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.) |
[more] | |
[Return to Top Page]