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第9章

論文・特許・研究費

PAPR for Everyone

  1. A Helmet Type Mask "Distancing-Free Mask": An Engineering Solution that Eliminates the Lockdown
    Y. Fujii, A. Takita, S. Hashimoto — Journal of Mechanical and Electrical Intelligent System, Vol.3, No.3, pp.1–7, 2020. [構想・工学的起点]→3章
  2. An Engineering Alternative to Lockdown During COVID-19 and Other Airborne Infectious Disease Pandemics: Feasibility Study
    Y. Fujii — JMIR Biomedical Engineering, Vol.9, e54666, 2024. https://doi.org/10.2196/54666 [実装可能性]→3章
  3. Examination of the requirements for powered air-purifying respirator (PAPR) utilization as an alternative to lockdown
    Y. Fujii — Scientific Reports, Vol.15, 1217, 2025. https://doi.org/10.1038/s41598-024-82348-0 [人口レベルの必要条件]→3章
  4. Estimation of Respiratory States Based on a Measurement Model of Airflow Characteristics in PAPR Using Differential Pressure and PWM Control Signals: In the Development of a Public-Oriented PAPR as an Alternative to Lockdown Measures
    Y. Fujii, A. Takita, S. Hashimoto, K. Amagai — Sensors, Vol.25, No.9, 2939, 2025. https://doi.org/10.3390/s25092939 [呼吸状態推定]→4章
  5. The Real-Time Estimation of Respiratory Flow and Mask Leakage in a PAPR Using a Single Differential-Pressure Sensor and Microcontroller-Based Smartphone Interface in the Development of a Public-Oriented Powered Air-Purifying Respirator as an Alternative to Lockdown Measures
    Y. Fujii — Sensors, Vol.25, No.17, 5340, 2025. https://doi.org/10.3390/s25175340 [呼吸流量・漏れのリアルタイム推定]→4章
  6. Time-managed PAPR use enables a balanced approach to infection control and personal freedom
    Y. Fujii — Scientific Reports, Vol.16, 2878, 2026. https://doi.org/10.1038/s41598-025-32625-3 [時間管理型運用]→5章
  7. Reframing Pandemic Preparedness: Why Positive-Pressure Exposure Control Merits Formal Public Health Evaluation
    Y. Fujii — JMIR Public Health and Surveillance, Vol.12, e90211, 2026. https://doi.org/10.2196/90211 [公衆衛生上の正式評価の提案]→6章
  8. 藤井雄作「研究プロジェクト 電動ファン付き呼吸用保護具をロックダウン代替手段として活用した社会技術システム(第一報)」社会安全とプライバシー, Vol.9, No.1, pp.1–17, 2025. PDF [研究計画]→5章

プライバシー保護型の計測基盤

  1. From Measurement Failure to Privacy Infrastructure: Reframing Contact Tracing Governance for the Next Pandemic
    Y. Fujii — Journal of Medical Internet Research, Vol.28, e99645, 2026. https://doi.org/10.2196/99645 [計測の失敗とプライバシー基盤]→7章
  2. Y. Fujii, "Verifiable record of AI output for privacy protection: public space watched by AI-connected cameras as a target example", AI & Society, Vol.40, pp.3697–3706, 2025. https://doi.org/10.1007/s00146-024-02122-8 [VRAIO]
  3. Y. Fujii, "Governing AI Output in Autonomous Driving: Scalable Privacy Infrastructure for Societal Acceptance", Future Transportation, Vol.5, No.3, 116, 2025. [VRAIO]

その他の業績:http://www.e-jikei.org/fujii/fujii.htm

関連特許(PAPR)

番号名称発明者登録日
特許第7515044号マスク装着状況・他者との接触状況の管理方法、管理システム藤井雄作、橋本誠司、田北啓洋2024年7月4日
特許第7616624号強制吸排気機能付きヘルメット型マスク藤井雄作、橋本誠司、山口誉夫、田北啓洋2025年1月8日
特許第7653735号呼吸空気浄化器具藤井雄作、橋本誠司、田北啓洋2025年3月21日

研究費


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目次


Measures for the Next Pandemic:社会を止めずに感染を抑える工学と社会基盤|藤井雄作(群馬大学)
研究段階の内容です。数値はモデル計算または試作機での測定値です。