Researcher Information
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Teacher Information
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PROFILE
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Graduate School attended
University attended
Teaching qualification / certification
RESEARCH ACTIVITY DATA
Affiliated academic society
Record of committee membership
Academic prizes awarded
Research achievements (PUBLICATIONS)
Research achievements (PUBLICATIONS/REVIEWS (Misc))
Research achievements (BOOKS)
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Basic information
Name
KATO Kentaro
BASIC INFO
Teacher Information
***
RESEARCHER BASIC DATA
PROFILE
-
Affiliation
Tamagawa University Quantum ICT Research Institute
Title
Professor
Other affiliations
ACADEMIC DEGREES
Doctor of Engineering Tamagawa University 2001-03-18
Area of research
Communication/Network engineering Quantum communications; Quantum cryptography; Quantum Sensing
Research project
- Individual
- Individual
- Individual
- Individual
- Individual
Biographical information
2010-09-01 ～ 2011-03-31 Tamagawa University
2006-02-06 ～ 2010-07-31 National Tsing Hua University, TAIWAN
2003-04-01 ～ 2006-02-01 Chuo University, Tokyo, JAPAN
2001-04-01 ～ 2003-03-31 JST - Japan Science and Technology Corporation
Graduate School attended
Tamagawa University Production Development Engineering Completed 2001-03-18
University attended
Teaching qualification / certification
RESEARCH ACTIVITY DATA
Affiliated academic society
IEICE, the Institute of Electronics, Information and Communication Engineers
IEEE, the Institute of Electrical and Electronics Engineers
SPIE, the international society for optics and photonics
APS, the American Physical Society
Optica (formerly OSA )
Record of committee membership
Technical Program Committee (TPC) member, 2025 IEEE International Conference on Communications (IEEE ICC'25): Selected Areas in Communications (SAC): Quantum Communications and Information Technology (QCIT) 2024 ～ 2025
Technical Program Committee (TPC) member, 2023 IEEE Global Communications Conrefence (IEEE Globecom 2023): Selected Areas in Communications (SAC): Quantum Communications & Computing (QC) 2023 ～ 2023
Technical Program Committee (TPC) member, 2024 IEEE International Conference on Communications (IEEE ICC'24): Selected Areas in Communications (SAC): Quantum Communications and Information Technology (QCIT) 2023 ～ 2024
Technical Program Committee (TPC) member, 2022 IEEE Global Communications Conrefence (IEEE GLOBECOM 2022): Selected Areas in Communications (SAC): Quantum Communications & Computing (QC) 2022 ～ 2022
Technical Program Committee (TPC) member, 2023 IEEE International Conference on Communications (IEEE ICC'23): Selected Areas in Communications (SAC): Quantum Communications and Information Technology (QCIT) 2022 ～ 2023
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Technical Program Committee (TPC) member, 2022 IEEE International Conference on Communications (IEEE ICC'22): Selected Areas in Communications (SAC): Quantum Communications and Computing (QCC) 2021 ～ 2022
Technical Program Committee (TPC) member, 2020 IEEE Global Communications Conference (IEEE GLOBECOM 2020): Workshop (WS): Quantum Communications and Information Technology (QCIT) 2020 ～ 2020
Technical Program Committee (TPC) member, 2021 IEEE International Conference on Communications (IEEE ICC'21): Selected Areas in Communications (SAC): Quantum Communications and Computing (QCC) 2020 ～ 2021
Technical Program Committee (TPC) member, 2019 IEEE Global Communications Conference (IEEE GLOBECOM 2019): Workshop (WS): Quantum Communications and Information Technology (QCIT) 2019 ～ 2019
Technical Program Committee (TPC) member, 2018 IEEE Global Communications Conference (IEEE GLOBECOM 2018): Workshop (WS): Quantum Communications and Information Technology (QCIT) 2018 ～ 2018
Secretary, Nominations Committee, IEEE Tokyo Section 2017 ～ 2018
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Academic prizes awarded
Research achievements (PUBLICATIONS)
Bit-Error Performance of QPSK Coherent Signal in a Turbulent Environment Tamagawa University Quantum ICT Research Institute Bulletin 2024 Kentaro Kato 2025-02-21
Secure FSO Transmission of Y-00 cipher with Quantum Deliberate Signal Randomization under Fog Conditions Tamagawa University Quantum ICT Research Institute Bulletin 2024 Fumio Futami; Ken Tanizawa; Kentaro Kato 2025-02-21
Non-orthogonality of QAM and sunflower-like modulated coherent-state signals Entropy Kentaro Kato 2025-01-01
Toward New Developments in Secure Free-Space Quantum Communication Laser Congress 2024 (ASSL, LAC, LS&C), Technical Digest Series (Optica Publishing Group, 2024) Kentaro Kato 2024-10
Real-time 12.5-Gbit/s Quantum Random Number Delivery over Field-installed Fiber via Coherent Light Transmission Conference on Lasers and Electro-Optics (CLEO) Technical Digest Series Ken Tanizawa; Kentaro Kato; Fumio Futami 2024-05
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Secure FSO Transmission with Quantum Deliberate Signal Randomization on the Y-00 Protocol under Fog Conditions Optical Fiber Communication Conference (OFC) 2024, Technical Digest Fumio Futami; Ken Tanizawa; Kentaro Kato; Yuichiro Hara; Michikazu Hattori; Addelmoula Bekkali; Yukihiko Suga 2024-03
Classical Capacity of Turbulent Channels in M-ary Phase Shift Keying Signal Format Tamagawa University Quantum ICT Research Institute Bulletin 2023 Kentaro Kato 2024-02-21
Transmission of Y-00 Quantum Noise Stream Cipher with Quantum Deliberate Signal Randomization over Field-Installed Fiber Tamagawa University Quantum ICT Research Institute Bulletin 2023 Futami Fumio; Ken Tanizawa; Kentaro Kato 2024-02-21
Real-Time 50-Gbit/s Spatially Multiplexed Quantum Random Number Generator Based on Vacuum Fluctuation IEEE Journal of Lightwave Technology (J. Light. Technol.) Ken Tanizawa; Kentaro Kato; Fumio Futami 2024-02-15
Quantum-enhanced secure-link architecture with quantum stream cipher Y-00 and post-quantum cryptography: basic structure and experiment Proceedings Volume 12692, Quantum Communications and Quantum Imaging XXI Kentaro Kato; Fumio Futami; Ken Tanizawa 2023-10-03
Homodyne measurement with angle φ rotation and its application to the detection of squeezed state signal Tamagawa University Quantum ICT Research Institute Bulletin 2022 Kentaro Kato 2023-03-15
Analysis of Eavesdropper's Correct Signal Detection Probability for BPSK Y-00 Quantum Stream Cipher with Deliberate Signal Randomization Tamagawa University Quantum ICT Research Institute Bulletin 2022 Fumio Futami; Ken Tanizawa; Kentaro Kato 2023-03-15
Field-installed fiber transmission of Y-00 quantum noise stream cipher with quantum deliberate signal randomization Proceedings Volume 12429, Next-Generation Optical Communication: Components, Sub-Systems, and Systems XII Fumio Futami; Ken Tanizawa; Kentaro Kato 2023-03-15
Experimental Demonstration of Quantum Deliberate Signal Randomization for Y-00 Quantum Noise Stream Cipher Conference on Lasers and Electro-Optics (CLEO) Technical Digest Series Fumio Futami; Ken Tanizawa; Kentaro Kato 2022-05
Four-Channel Parallel Broadband Quantum Entropy Source for True Random Number Generation at 100 Gbps Conference on Lasers and Electro-Optics (CLEO) Technical Digest Series Ken Tanizawa; Kentaro Kato; Fumio Futami 2022-05
Non-Orthogonality Measure for a Collection of Pure Quantum States Entropy Kentaro Kato 2022-04-21
A Note on Belavkin-Weighted Square-Root Measurement for Binary Pure State Ensembles Tamagawa University Quantum ICT Research Institute Bulletin 2021 Kentaro Kato 2022-03-01
Bit Error Ratio Analysis of Legitimate Receiver for BPSK Y-00 Quantum Stream Cipher Signals with Deliberate Signal Randomization Tamagawa University Quantum ICT Research Institute Bulletin 2021 Fumio Futami; Ken Tanizawa; Kentaro Kato 2022-03-01
Generalized quantum process discrimination problems Physical Review A Kenji Nakahira; Kentaro Kato 2021-06-14
Simple Upper and Lower Bounds on the Ultimate Success Probability for Discriminating Arbitrary Finite-Dimensional Quantum Processes Physical Review Letters Kenji Nakahira; Kentaro Kato 2021-05-18
Detection of the binary phase-encoded quasi-Bell state signal in a lossy environment by a half beam splitter and photon counters Tamagawa University Quantum ICT Research Institute Bulletin 2020 Kentaro Kato 2021-03-01
Experimental demonstration of a 4,294,967,296-QAM-based Y-00 quantum stream cipher template carrying 160-Gb/s 16-QAM signals. Optics Express Xi Chen; Ken Tanizawa; Peter Winzer; Po Dong; Junho Cho; Fumio Futami; Kentaro Kato; Argishti Melikyan; K. W. Kim 2021-02-05
Y-00 Quantum-Noise Randomized Stream Cipher Using Intensity Modulation Signals for Physical Layer Security of Optical Communications Journal of Lightwave Technology Fumio Futami; Ken Tanizawa; Kentaro Kato 2020-04-13
A Note on the Error Probability by Homodyne Receiver for M-ary PSK Coherent State Signal via Optical Transmission Lines with Amplifiers Tamagawa University Quantum ICT Research Institute Bulletin 2019 Kentaro Kato 2020-03-15
1,000-km Transmission of 1.5-Gb/s Y-00 Quantum Stream Cipher using 4096-level Intensity Modulation Signals Conference on Lasers and Electro-Optics (CLEO) OSA Technical Digest Fumio Futami; Ken Tanizawa; Kentaro Kato; Osamu Hirota 2019-05
A Note on the Reliability Function for M-ary PSK Coherent State Signal Tamagawa University Quantum ICT Research Institute Bulletin 2018 Kentaro Kato 2019-03-15
Investigation of Error Correction Performance using Reed-Solomon Code for GbE Packet in Y-00 Quantum Stream Cipher Transceiver Tamagawa University Quantum ICT Research Institute Bulletin 2018 Fumio Futami; Ken Tanizawa; Kentaro Kato 2019-03-15
Local unambiguous discrimination of symmetric ternary states Physical Review A Kenji Nakahira; Kentaro Kato; Tsuyoshi Sasaki Usuda 2019-02-13
A simple approximation of the error probability of optical multi-level signal with base level offset by direct detection Tamagawa University Quantum ICT Research Institute Bulletin 2017 Kentaro Kato 2018-03-15
Examples of deriving sequential measurements maximizing average success probabilities Tamagawa University Quantum ICT Research Institute Bulletin 2017 Kenji Nakahira; Kentaro Kato 2018-03-15
Conversion performance investigation of Y-00 quantum stream cipher transceiver between GbE signals and Y-00 cipher signals Tamagawa University Quantum ICT Research Institute Bulletin 2017 Fumio Futami; Ken Tanizawa; Kentaro Kato 2018-03-15
Dynamic Routing of Y-00 Quantum Stream Cipher in Field-Deployed Dynamic Optical Path Network Optical Fiber Communication Conference (OFC), OSA Technical Digest (online) Fumio Futami; Takayuki Kurosu; Ken Tanizawa; Kentaro Kato; Satoshi Suda; Shu Namiki 2018-03-11
Optimal unambiguous state discrimination with sequential measurement The International Conference on Quantum Communication, Measurement and Computing (QCMC) Kenji Nakahira; Kentaro Kato; Tsuyoshi S. Usuda 2018-03
Generalized bipartite quantum state discrimination problems with sequential measurements Physical Review A Kenji Nakahira; Kentaro Kato; Tsuyoshi Sasaki Usuda 2018-02-27
Optimal discrimination of optical coherent states cannot always be realized by interfering with coherent light, photon counting, and feedback Physical Review A Kenji Nakahira; Kentaro Kato; Tsuyoshi Sasaki Usuda 2018-02-14
Upper and lower bounds on optimal success probability of quantum state discrimination with and without inconclusive results Physical Review A Kenji Nakahira; Tsuyoshi S. Usuda; Kentaro Kato 2018-01-08
Y-00 quantum stream cipher overlay in a coherent 256-Gbit/s polarization multiplexed 16-QAM WDM Optics Express Fumio Futami; Kyle Guan; Jurgen Gripp; Kentaro Kato; Ken Tanizawa; Sethumashavan Chandrasekhar; Peter J. Winzer 2017-12-25
Finding optimal solutions for generalized quantum state discrimination problems IEEE Transactions on Information Theory Kenji Nakahira; Tsuyoshi S. Usuda; Kentaro Kato 2017-12-23
A unified analysis of optical signal modulation formats for quantum enigma cipher Proceedings Volume 10409, Quantum Communications and Quantum Imaging XV Kentaro Kato 2017-08-30
Experimental investigation of security parameters of Y-00 quantum stream cipher transceiver with randomization technique: part I Proceedings Volume 10409, Quantum Communications and Quantum Imaging XV FumioFutami; Ken Tanizawa; Kentaro Kato; Osamu Hirota 2017-08-30
Quantum detection of quaternary amplitude-shift keying coherent state signal Tamagawa University Quantum ICT Research Institute Bulletin 2016 Kentaro Kato 2017-03-15
A novel transceiver of the Y-00 quantum stream cipher with the randomization technique for optical communication with higher security performance Proceedings Volume 9980, Quantum Communications and Quantum Imaging XIV Fumio Futami; Kentaro Kato; Osamu Hirota 2016-09-13
Quantum enigma cipher as a generalization of the quantum stream cipher Proceedings Volume 9980, Quantum Communications and Quantum Imaging XIV Kentaro Kato 2016-09-13
Performance of the Neyman-Pearson Receiver for a Binary Thermal Coherent State Signal Tamagawa University Quantum ICT Research Institute Bulletin 2015 Kentaro Kato 2016-02-15
Quasi-Bell entangled coherent states and its quantum discrimination problem in the presence of thermal noise Proceedings Volume 9615, Quantum Communications and Quantum Imaging XIII Kentaro Kato 2015-09-01
Generalized quantum state discrimination problems Physical Review A Kenji Nakahira; Kentaro Kato; Tsuyoshi Sasaki Usuda 2015-05-06
Coupling lemma and its application to the security analysis of quantum key distribution Tamagawa University Quantum ICT Research Institute Bulletin 2014 Kentaro Kato 2015-03-27
Finding optimal measurements with inconclusive results using the problem of minimum error discrimination Physical Review A Kenji Nakahira; Tsuyoshi S. Usuda; Kentaro Kato 2015-02-24
Iterative methods for finding optimal quantum measurements under minimum-error and minimax criteria Physical Review A Kenji Nakahira; Kentaro Kato; Tsuyoshi Sasaki Usuda 2015-01-14
Minimax discrimination of quasi-Bell states . AIP Conf Proc:. Proceedings of the 11th international conference on Quantum Communication, Measurement and Computing Kentaro Kato 2014-12-04
Enhancement of quantum noise effect by classical error control codes in the intensity shift keying Y-00 quantum stream cipher Proceedings Volume 9225, Quantum Communications and Quantum Imaging XII Kentaro Kato 2014-10-08
Square-root measurement for ternary coherent state signal Tamagawa University Quantum ICT Research Institute Bulletin 2013 Kentaro Kato 2014-03-15
Effect of decoherence in quantum reading with phase shift keying signal of entangled coherent states Proceedings Volume 8875, Quantum Communications and Quantum Imaging XI Kentaro Kato; Osamu Hirota 2013-09-26
Minimax strategy in quantum signal detection with inconclusive results Physical Review A Kenji Nakahira; Kentaro Kato; Tsuyoshi Sasaki Usuda 2013-09-13
Basic research for experimental demonstration of quantum stream cipher by phase mask modulation Fumio Futami; Masaki Sohma; Kentaro Kato; Genta Masada 2013-03-31
Error performance of quantum minimax receiver for 16QAM coherent state signal Tamagawa University Quantum ICT Research Institute Bulletin 2012 Kentaro Kato 2013-03-15
Quantum minimax receiver for ternary coherent state signal in the presence of thermal noise Journal of Physics: Conference Series Kentaro Kato 2013-02-08
A Geometric Interpretation of Optimal Inconclusive Measurements and Their Derivation Processes IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition) Kenji Nakahira; Tsuyoshi Sasaki-Usuda; Kentaro Kato 2013-01
Discrimination between geometrically uniform states with inconclusive results Physical Review A Kenji Nakahira; Tsuyoshi S. Usuda; Kentaro Kato 2012-09-13
Necessary and Sufficient Conditions for Minimax Strategy in Quantum Signal Detection 2012 IEEE International Symposium on Information Theory (IEEE ISIT 2021) Proceedings Kentaro Kato 2012-08-27
Incompleteness and limit of security theory of quantum key distribution Proceedings of SPIE Osamu Hirota, Dan Murakami, Kentaro Kato, Fumio Futami 2012
Error Exponents of Quantum Communication System with M-ary PSK Coherent State Signal Tamagawa University Quantum ICT Research Institute Bulletin 2011 Kentaro Kato 2011-12-01
Randomization techniques for the intensity modulation based quantum stream cipher and progress of experiment Proceedings Volume 8163, Quantum Communications and Quantum Imaging IX Kentaro Kato; Osamu Hirota 2011-08
Error performance of intensity modulation-based quantum stream cipher by Yuen 2000 protocol with nonlinear pseudorandom number generator Proceedings Volume 7465, Quantum Communications and Quantum Imaging VII Kentaro Kato 2009-08-26
A quantum stream cipher by Yuen 2000 protocol with nonlinear random number generator Proceedings Volume 7092, Quantum Communications and Quantum Imaging VI Kentaro Kato; Osamu Hirota 2008-09-05
Quantum Stream Cipher by Yuen-2000 Protocol The Review of Laser Engineering Osamu Hirota; Testuya Shimizu; Masaki Sohma; Kentaro Kato 2008-07
Quantum Stream Cipher: Part V. On the optimal modulation scheme and the implementation of deliberate signal randomization Proceedings Volume 6710, Quantum Communications and Quantum Imaging V Kentaro Kato; Osamu Hirota 2007-09-25
Capacity of attenuated channel with discrete-valued input Proceedings of the 8th international conference on Quantum Communication, Measurement and Computing Yuki Ishida; Kentaro Kato; Tsuyoshi S. Usuda 2007
Quantum stream cipher Part IV: Effects of the deliberate signal randomization and the deliberate error randomization Proceedings Volume 6305, Quantum Communications and Quantum Imaging IV Kentaro Kato; Osamu Hirota 2006-08-29
Quantum stream cipher by Yuen 2000 protocol: Design and experiment by intensity modulation scheme Physical Review A Osamu Hirota; Masaki Sohma; Masaru Fuse; Kentaro Kato 2005-08-26
Quantum quadrature amplitude modulation system and its applicability to coherent-state quantum cryptography Proceedings Volume 5893, Quantum Communications and Quantum Imaging III Kentaro Kato; Osamu Hirota 2005-08-18
A quantum symmetric key cipher (Y-00) and key generation (Quantum stream cipher-Part II) Proceedings Volume 5833, Quantum Informatics 2004 Osamu Hirota; Kentaro Kato; Masaki Sohma; Masaru Fuse 2005-06-01
Quantum stream cipher based on optical communications Proceedings Volume 5551, Quantum Communications and Quantum Imaging II Osamu Hirota; Kentaro Kato; Masaki Sohma; Tsuyoshi S. Usuda; Katsuyoshi Harasawa 2004-10-19
Quantum key disribution with unconditional security for all-optical fiber network Proceedings Volume 5161, Quantum Communications and Quantum Imaging Osamu Hirota; Kentaro Kato; Masaki Sohma; Tsuyoshi S. Usuda 2004-02-03
Square root measurement for quantum symmetric mixed state signals IEEE Transactions on Information Theory Kentaro Kato; Osamu Hirota 2003-12-31
Performance of Classical Binary Codes for Quantum Channels: Toward Highly Reliable Quantum Communications Proceedings of the 6th International Conference on Quantum Communication, Measurement and Computing Kentaro Kato 2003
Quantum random coding exponent of a symmetric state alphabet Proceedings of the 5th International Conference on Quantum Communication, Measurement, & Computing: Quantum Communication, Computing, and Measurement 3 Kentaro Kato; Osamu Hirota 2001
Quantum detection and mutual information for QAM and PSK signals IEEE Transactions on Communications Kentaro kato; Masao Osaki; Masahide Sasaki; Osamu Hirota 1999-02-28
Derivation of classical capacity of quantum channel for discrete information source Physics Letters A Kentaro Kato; Masao Osaki; Osamu Hirota 1999-01-18
Evaluation of Decoding Error Probability of Quantum Code Words Tamagawa University Research Review Osamu Hirota; Kentaro Kato; Masao Osaki 1998-12-25
Quantum channels showing superadditivity in capacity Physical Review A Masahide Sasaki; Kentaro Kato; Masayuki Izutsu; Osamu Hirota 1998-07-01
A demonstration of superadditivity in the classical capacity of a quantum channel Physics Letters A Masahide Sasaki; Kentaro Kato; Masayuki Izutsu; Osamu Hirota 1997-12-01
Relation between channel capacity and quantum minimax decision in quantum information Proceedings of the 3rd International Conference on Quantum Communication and Measurement: Quantum Communication, Computing, and Measurement Kentaro Kato; Masao Osaki; Tomohiro Suzuki; Masashi Ban; Osamu Hirota 1997
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Research achievements (PUBLICATIONS/REVIEWS (Misc))
Solutions to Exercises Presented in Nakahira’s Paper in Tamagawa Univ. Quantum ICT Res. Inst. Bull. 2022 Kentaro Kato Tamagawa University Quantum ICT Research Institute Bulletin 2024 Tamagawa University 14 1 35 ～ 43 2025-02
`Good' Codes for a Binary Quantum Communication System Kentaro Kato; Osamu Hirota News Letter, Function Evolution of Materials and Devices based on Electron/Photon Related Phenomena (FEMD), CREST, JST 4 3 2002-12-01
A study on codings for classical-quantum channels Kentaro Kato The proceedings of the Symposium on Information Theory and Its Applications 24 2 505 ～ 508 2001-12-04
Research achievements (BOOKS)
Research achievements (Lectures, oral presentations, posters, etc.)
Toward New Developments in Secure Free-Space Quantum Communication Applications of Lasers for Sensing and Free Space Communications, Optica Laser Congress and Exhibition 2024 2024-10-24
Quantum-enhanced secure-link architecture with quantum stream cipher Y-00 and post-quantum cryptography: basic structure and experiment Quantum Communication and Quantum Imaging XXI 2023-08
A unified analysis of optical signal modulation formats for quantum enigma cipher Quantum Communication and Quantum Imaging XV 2017-08
Physical Layer Security by Quantum Stream Cipher The 26th Annual International Laser Physics Workshop (LPHYS'17) 2017-07
How not to use entangled coherent states in classical "Continuous Variables for Quantum information processing": Satellite Workshop of the 16th Asian Quantum Information Science Conference, 3-4 Sep. 2016, National Tsing Hua University, Hsinchu, TAIWAN 2016-09-03
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Quantum enigma cipher as a generalization of the quantum stream cipher Quantum Communication and Quantum Imaging XIV 2016-08-28
Quasi-Bell entangled coherent states and its quantum discrimination problem in the presence of thermal noise Quantum Communication and Quantum Imaging XIII 2015-08-10
Enhancement of quantum noize effect by classical error control codes in the intensity modulation based Y-00 quantum stream cipher Quantum Communication and Quantum Imaging XII 2014-08-20
Properties of entangled coherent states with thermal noise The 23rd annual International Laser Physics Workshop (LPHYS’14) 2014-07-17
Effect of decoherence in quantum reading with phase shift keying signal of entangled coherent states Quantum Communication and Quantum Imaging XI 2013-08-29
Quantum discrimination of symmetric and non-symmetric M-ary entangled coherent states The 22nd annual International Laser Physics Workshop (LPHYS'13) 2013-07-16
Quantum minimax receiver for quadrature amplitude coherent state signal International Workshop on Entangled Coherent State and Its Application to Quantum Information Science-Towards Macroscopic Quantum Communications 2012-11
Minimax discrimination of quasi-Bell states 11th International Conference on Quantum Communication, Measurement and Computing (QCMC 2012) 2012-07-31
Performance of quantum minimax receiver for ternary coherent state signal in the presence of thermal noise The 21st annual International Laser Physics Workshop (LPHYS'12) 2012-07-26
Necessary and sufficient conditions for minimax strategy in quantum signal detection 2012 IEEE International Symposium on Information Theory (IEEE ISIT 2012) 2012-07-02
Randomization techniques for the intensity modulation based quantum stream cipher and progress of experiment Quantum Communication and Quantum Imaging IX 2011-08-24
Minimax strategy in quantum hypothesis testing The 4th Workshop on Quantum Science and Technology, Tung-Hai University, Taichung, TAIWAN 2009
A Deliberate Error Randomization for Quantum Stream Cipher by Yuen 2000 Protocol with Golay Code QCM &C-2008, University of Calgary, CANADA 2008-07
Error exponents for symmetric quantum states 2008 Annual Meeting of the Physical Society of ROC in Taipei, National Chiao-Tung University, Hsinchu, TAIWAN 2008-01
Classical coding-based randomization technique for quantum stream cipher by Y-00 protocol The 3rd Workshop on Quantum Information Science and Technology, National Cheng Kung University, Tainan, Taiwan 2007-01
A Study on Deliberate Error Randomization for Quantum Stream Cipher by Y-00 protocol QCM&C-2006 2006-12
Quadrature Amplitude Modulation-based Quantum Stream Cipher for Direct Data Encryption Symposium on quantum cryptography by optical communications, Chuo University, JAPAN 2005-11-29
Y-00 protocol: Quantum Cryptography for Optical Fiber Networks Invited Talk at Taiwan Information Security Center, National Taiwan University of Science and Technology, Taipei, TAIWAN 2005-10-27
Quadrature Amplitude Modulation-based Quantum Stream Cipher Workshop on Quantum Communication Theory and the Related Topics, Tamagawa University, JAPAN 2005-08-23
Security of Y-00 protocol against beam-splitter attack QCM & C-2004, University of Strathclyde, Glasgow, UK 2004-07
- - 2003-12
A study on the secrity of Y-00 against collective attacks The 2003 Workshop on Cryptography and Related Mathematics, Chuo University, JAPAN 2003-09-09
- - 2001-12
Optimum measurement for symmetric mixed states Quantum Communication, Measurement and Computing (QCM&C-Y2K), 3-8 Jul. 2000 2000-07
Calculation of mutual information for quantum code words with very long length Quantum Communication, Measurement and Computing (QCMC), 22-27 Aug. 1998 1998-08
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Research achievements (Other)
Research achievements (Patents)
Overseas research
Overseas research activities
Acceptance of special research students
EDUCATION/COMMUNITY ACTIVITIES DATA
Courses you have taught (To be displayed on Researchmap)
台湾 國立清華大學 電機工程學系／研究所 Quantum Communication
台湾 國立清華大學 電機工程學系／研究所 Information Theory
台湾 國立清華大學 電機工程學系 Linear Algebra
Course taught (Course for regular students)
2024 1 光通信工学 Tuesday 34 学科科目 講義 工 11
2024 1 光通信工学 Friday 34 学科科目 講義 工 11
2023 1 光通信工学 Tuesday 34 学科科目 講義 工 16
2023 1 光通信工学 Friday 34 学科科目 講義 工 16
2023 2 量子通信と量子暗号 Friday 78 院科目 大学院 工 2
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2022 1 電子情報工学専門演習 I 0 院科目 大学院 工 1
2022 1 電子情報工学専門実験 I 0 院科目 大学院 工 1
2022 1 ｼｽﾃﾑ科学特別講義 B 0 院科目 大学院 工 1
2022 1 博士論文 0 院科目 大学院 工 1
2022 1 光通信工学 Tuesday 34 学科科目 講義 工 19
2022 1 光通信工学 Tuesday 34 学科科目 講義 工 3
2022 1 光通信工学 Friday 34 学科科目 講義 工 19
2022 1 光通信工学 Friday 34 学科科目 講義 工 3
2022 2 ｼｽﾃﾑ科学特別講義 B 0 院科目 大学院 工 1
2022 2 博士論文 0 院科目 大学院 工 1
2022 2 電子情報工学専門演習 II 0 院科目 大学院 工 1
2022 2 電子情報工学専門実験 II 0 院科目 大学院 工 1
2022 2 量子通信と量子暗号 Friday 78 院科目 大学院 工 2
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Course taught (Course for correspondence students)
Other subjects
2024 Special lecture 研究，論文，発表について 工学研究科に在籍の大学院生全員
2024 Special lecture 研究倫理講習 工学研究科に在籍の大学院生全員
2023 Special lecture 研究，論文，発表について 工学研究科に在籍の大学院生全員
2023 Special lecture 研究倫理講習 工学研究科に在籍の大学院生全員
2022 Special lecture 研究，論文，発表について 工学研究科に在籍の大学院生全員
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2022 Special lecture 研究倫理講習 工学研究科に在籍の大学院生全員
2022 Special class ディジタル技術の中の数学 玉川学園11年、12年理系生徒(50名程度)
2021 Special lecture 研究，論文，発表について 工学研究科に在籍の大学院生全員
2021 Special lecture 研究倫理講習 工学研究科に在籍の大学院生全員
2020 Special lecture 研究，論文，発表について 工学研究科に在籍の大学院生全員
2020 Special lecture 研究倫理講習 工学研究科に在籍の大学院生全員
2019 Special lecture 研究倫理講習 工学研究科に在籍の大学院生全員
2019 Special lecture 研究，論文，発表について 工学研究科に在籍の大学院生全員
2019 Special class 量子情報の入り口 玉川学園高学年
2015 Other ﾌﾞﾘｯｼﾞ講座 A（2015年春） リベラルアーツ学部
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Educational innovation, text books and other matters worth mentioning
2024 日本学術振興会が提供する研究倫理eラーニングコース（eL CoRE）修了 令和6年（2024年）8月10日 2024-08-10
2021 日本学術振興会が提供する研究倫理eラーニングコース（eL CoRE）修了 令和3年（2021年）5月12日 2021-05-12
2018 日本学術振興会が提供する研究倫理eラーニングコース（eL CoRE）修了 平成30年（2018年）9月18日 2018-09-18
Presentations / Lectures
2023 For on-campus 量子と暗号と通信
2023 For on-campus （高校生向け量子情報科学研究所紹介）
2019 For on-campus （大学生向け量子情報科学研究所紹介）
Involvements with student field work / Study trips
Extracurricular activities, etc.
2024 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2024 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2024 Committee activities in campus and various administrative activities 大学院教務委員会 委員
2024 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2024 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
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2024 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2023 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2023 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2023 Committee activities in campus and various administrative activities 大学院教務委員会 委員
2023 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2023 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2023 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2022 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2022 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2022 Committee activities in campus and various administrative activities 大学院教務委員会 委員
2022 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2022 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2022 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2021 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2021 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2021 Committee activities in campus and various administrative activities 大学院教務委員会 委員
2021 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2021 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2021 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2020 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2020 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2020 Committee activities in campus and various administrative activities 大学院教務委員会 委員
2020 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2020 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2020 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2019 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2019 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2019 Committee activities in campus and various administrative activities 大学院教務委員会 委員
2019 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2019 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2019 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2018 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2018 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2018 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2018 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2018 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2017 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2017 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2017 Committee activities in campus and various administrative activities 学術研究所・脳科学研究所・量子情報科学研究所主任会 メンバー
2017 Committee activities in campus and various administrative activities 量子情報科学研究所 量子情報数理研究センター 主任
2017 Committee activities in campus and various administrative activities 大学院工学研究科修士課程電子情報工学専攻量子情報コース コース責任者
2016 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2016 Committee activities in campus and various administrative activities 大学院FD委員会 委員
2015 Committee activities in campus and various administrative activities 大学院工学研究科博士課程後期システム科学専攻 教務担当
2015 Committee activities in campus and various administrative activities 大学院FD委員会 委員
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COMMUNITY ACTIVITIES
SOCIAL CONTRIBUTION ACTIVITIES
Achievements in fine arts / sports
