Tomita Akihisa 富田章久

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TOMITA Akihisa 富田章久

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Researcher Number	60501434
Other IDs
Affiliation (Current)	2025: 国立研究開発法人情報通信研究機構, 量子ICT協創センター, 主管研究員
Affiliation (based on the past Project Information) *help	2019 – 2024: 北海道大学, 情報科学研究院, 教授 2018: 北海道大学, 情報科学研究科, 教授
Review Section/Research Field	Principal Investigator Broad Section C Except Principal Investigator Basic Section 13010:Mathematical physics and fundamental theory of condensed matter physics-related / Basic Section 30020:Optical engineering and photon science-related
Keywords	Principal Investigator 安全性保証 / 量子ネットワーク / 光制御 / 量子通信 / 安全性証明 / 量子暗号ネットワーク / 安全性理論 / 量子暗号鍵配送 / 量子セキュアネットワーク / 量子鍵配送 … More / 情報理論的安全 / 情報通信ネットワーク基盤 / 情報通信ネットワーク / 秘密分散 / 量子暗号 … More Except Principal Investigator 実装安全性 / 安全性証明 / 量子暗号 / 安全性 / 量子鍵配送 / 時間-周波数量子チャネル / 超短パルス / 時間-周波数自由度 / 時間自由度 / 弱値 / 量子インターネット / 量子光計測 / 光量子通信 / 弱測定 / 直接測定 / 量子トモグラフィ / 量子測定 Less

量子暗号の実装安全性保証
- Principal Investigator
  
  玉木潔
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13010:Mathematical physics and fundamental theory of condensed matter physics-related
- Research Institution
  University of Toyama
Direct measurement of time-frequency quantum channels of photons for the construction of the quantum internet infrastructure
- Principal Investigator
  
  Ogawa Kazuhisa
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 30020:Optical engineering and photon science-related
- Research Institution
  Osaka University
Information communication technology ensuring the long term security over a centuryPrincipal Investigator
- Principal Investigator
  
  TOMITA Akihisa
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section C
- Research Institution
  Hokkaido University

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation

[Journal Article] Analysis of the effects of the two-photon temporal distinguishability on measurement-device-independent quantum key distribution2023
- Author(s)
  H-B. Ge, *A. Tomita, A. Okamoto, and K. Ogawa
- Journal Title
  
  IEEE Transaction of Quantum Engineering
  
  Volume: 4 Pages: 1-8
- DOI
  10.1109/tqe.2023.3259043
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05237
[Journal Article] Direct measurement of ultrafast temporal wavefunctions2021
- Author(s)
  Kazuhisa Ogawa, Takumi Okazaki, Hirokazu Kobayashi, Toshihiro Nakanishi, and Akihisa Tomita
- Journal Title
  
  Optics Express
  
  Volume: 29 Issue: 13 Pages: 19403-19416
- DOI
  10.1364/oe.423969
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K04915, KAKENHI-PROJECT-18H05237
[Journal Article] State preparation robust to modulation signal degradation by use of a dual parallel modulator for high-speed BB84 quantum key distributionsystems2020
- Author(s)
  W. Zhang, Y. Kadosawa, A. Tomita, K. Ogawa, and A. Okamoto
- Journal Title
  
  Optics Express
  
  Volume: 28 Issue: 9 Pages: 13965-13977
- DOI
  10.1364/oe.383175
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05237
[Journal Article] 量子暗号通信の最前線2019
- Author(s)
  富田章久
- Journal Title
  
  電子情報通信学会誌
  
  Volume: 102 Pages: 942-946
- Data Source
  KAKENHI-PROJECT-18H05237
[Journal Article] Implementation Security Certification of Decoy‐BB84 Quantum Key Distribution Systems2019
- Author(s)
  Tomita Akihisa
- Journal Title
  
  Advanced Quantum Technologies
  
  Volume: 2 Issue: 5-6 Pages: 1900005-1900005
- DOI
  10.1002/qute.201900005
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Research and Development Activities for Quantum Secure Cloud in Japan2023
- Author(s)
  A. Tomita
- Organizer
  The 9th ETSI/IQC Quantum Safe Cryptography Event
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] 量子鍵配送に向けた自己相関関数による光子数分布評価2023
- Author(s)
  松本遼司，富田章久，岡本淳
- Organizer
  第70回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] The Effect of Optimized Parameters on the Efficiency of QKD Systems2022
- Author(s)
  T. Sato, A. Tomita and A. Okamoto, 22nd Asian Quantum Information Science Conference
- Organizer
  The 22nd Asian Quantum Information Science Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Toward social deployment of Quantum Key Distribution2022
- Author(s)
  A. Tomita
- Organizer
  The 22nd Asian Quantum Information Science Conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] DPQPSK用変調器を用いた高速QKDの量子状態生成2022
- Author(s)
  菅原悠生，富田章久，岡本淳
- Organizer
  第47回量子情報技術研究会
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Practical Methods for Security Certification of Quantum Key Distribution2022
- Author(s)
  A. Tomita
- Organizer
  Quantum2.0
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Activities on Quantum Information Technology in Japan2020
- Author(s)
  A. Tomita
- Organizer
  Quantum 2020
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] 光量子情報技術－数学を具現化する技術と実装を救う数学－2020
- Author(s)
  富田　章久
- Organizer
  JST-CRDS　数学と科学、工学の協働に関する連続セミナー第3回
- Invited
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] A Long-term Secure Data Transmission and Storage Network Based on Quantum Key Distribution2019
- Author(s)
  Akihisa Tomita
- Organizer
  Advanced Photonics Congress, Signal Processing in Photonic Communications
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] mplementation Security Certification of Quantum Key Distribution Devices2019
- Author(s)
  Akihisa Tomita
- Organizer
  Topical Conference on Quantum Communication and Security
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] デコイ法を用いた測定装置に依存しない量子鍵配送に対する二光子判別可能性の影響2019
- Author(s)
  葛皓波，富田章久，小川和久，岡本淳
- Organizer
  第41回量子情報技術研究会（QIT41）
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Quantum Key Distribution in the Real World2019
- Author(s)
  Akihisa Tomita
- Organizer
  第80回応用物理学会秋季学術講演会 (OSA joint session)
- Invited
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Implementation Security Certification of a Quantum Key Distribution System through Device Characterization2019
- Author(s)
  Akihisa Tomita
- Organizer
  Optical Fiber Communications Conference and Exhibition
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] デコイ法を用いた多光子パルスを削減できるBBM92量子暗号鍵配付プロトコルの数値解析2019
- Author(s)
  松浦巧，閔亮，小川和久，岡本淳，富田章久
- Organizer
  第40回量子情報技術研究会（QIT40）
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] State preparation robust to the modulation signal defeation by a dual-parallel modulator for high speed BB84 quantum key distribution systems2019
- Author(s)
  Weiyang Zhang, Yu Kadosawa, Akihisa Tomita, and Kazuhisa Ogawa
- Organizer
  ummer International Symposium on Big-Data, Cybersecurity and IoT
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Analysis of the effects of the two-photon distinguishability on decoy state measurement-device-independent quantum key distribution2019
- Author(s)
  Haobo Ge, Kazuhisa Ogawa, Atsushi Okamoto, and Akihisa Tomita
- Organizer
  Topical Conference on Quantum Communication and Security,
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Phase fluctuation of a gain-switched semiconductor laser for quantum key distribution2019
- Author(s)
  Weiyang Zhang, Akihisa Tomita, Kazuhisa Ogawa, and Atsushi Okamoto
- Organizer
  Winter International Symposium on Big-Data, Cybersecurity and IoT,
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Numerical analysis of decoy state BBM92 quantum key distribution protocol with multi-photon rejection sourc2019
- Author(s)
  Takumi Matsuura, Liang Min, Kazuhisa Ogawa, Atsushi Okamoto, and Akihisa Tomita
- Organizer
  th International Conference on Quantum Cryptography (QCrypt 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Numerical analysis of decoy state BBM92 quantum key distribution protocol with multi-photon rejection source2019
- Author(s)
  Takumi Matsuura, Liang Min, Kazuhisa Ogawa, Atsushi Okamoto, and Akihisa Tomita
- Organizer
  opical Conference on Quantum Communication and Security,
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Quantum Key Distribution - How do you know it's secure2018
- Author(s)
  Akihisa Tomita
- Organizer
  Okinawa School in Physics:Coherent Quantum Dynamics 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] 量子暗号鍵配送ー最近の研究開発動向2018
- Author(s)
  富田　章久
- Organizer
  物性研短期研究会量子情報・物性の新潮流
- Invited
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] State tomographic characterization of BB84 states generated by a Dual-Parallel Modulator2018
- Author(s)
  Weiyang Zhang・Akihisa Tomita・Yu Kadosawa・Kazuhisa Ogawa
- Organizer
  第38回量子情報技術研究会
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] Characterization and Security Certification of a Practical Quantum Key Distribution System2018
- Author(s)
  Akihisa Tomita
- Organizer
  Laser Physics Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237
[Presentation] State tomographic characterization of BB84 states generated by a Dual-Parallel Modulator2018
- Author(s)
  Weiyang Zhang, Yu Kadosawa, Akihisa Tomita, Kazuhisa Ogawa, Atsushi Okamoto
- Organizer
  8th International Conference on Quantum Cryptography
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05237

1. 玉木潔 (20435928)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. Ogawa Kazuhisa (80772574)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. 平野琢也 (00251330)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 藤原幹生 (70359066)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 丸山耕司 (00425646)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 加藤豪 (20396188)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Tomita Akihisa 富田 章久

TOMITA Akihisa 富田 章久

Research Projects

Research Products

Co-Researchers

量子暗号の実装安全性保証

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Direct measurement of time-frequency quantum channels of photons for the construction of the quantum internet infrastructure

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Information communication technology ensuring the long term security over a centuryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Analysis of the effects of the two-photon temporal distinguishability on measurement-device-independent quantum key distribution2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Direct measurement of ultrafast temporal wavefunctions2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] State preparation robust to modulation signal degradation by use of a dual parallel modulator for high-speed BB84 quantum key distributionsystems2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 量子暗号通信の最前線2019

Author(s)

Journal Title

Data Source

[Journal Article] Implementation Security Certification of Decoy‐BB84 Quantum Key Distribution Systems2019

Author(s)

Journal Title

DOI

Data Source

[Presentation] Research and Development Activities for Quantum Secure Cloud in Japan2023

Author(s)

Organizer

Data Source

[Presentation] 量子鍵配送に向けた自己相関関数による光子数分布評価2023

Author(s)

Organizer

Data Source

[Presentation] The Effect of Optimized Parameters on the Efficiency of QKD Systems2022

Author(s)

Organizer

Data Source

[Presentation] Toward social deployment of Quantum Key Distribution2022

Author(s)

Organizer

Data Source

[Presentation] DPQPSK用変調器を用いた高速QKDの量子状態生成2022

Author(s)

Organizer

Data Source

[Presentation] Practical Methods for Security Certification of Quantum Key Distribution2022

Author(s)

Organizer

Data Source

[Presentation] Activities on Quantum Information Technology in Japan2020

Author(s)

Organizer

Data Source

[Presentation] 光量子情報技術－数学を具現化する技術と実装を救う数学－2020

Author(s)

Organizer

Data Source

[Presentation] A Long-term Secure Data Transmission and Storage Network Based on Quantum Key Distribution2019

Tomita Akihisa 富田章久

TOMITA Akihisa 富田章久