- Koichi Adachi, Takeo Fujii, Yoshiaki Narusue, Suguru Kameda, Yoshiaki Nonaka,” Towards wireless information and power transfer in indoor factory environment by Local B5G/6G, SmartCom 2024, Aachen, Germany, Nov. 2025.
- Takeo Fujii, “Smart spectrum operation with dynamic beamforming for Local 5G systems with overlapping areas,” University of Oulu – NICT Joint 6G Workshop 2024, Oulu, Finland, Oct. 2024.
- Takeo Fujii, “AI/ML radio environment recognition for future wireless networks,” KOREAAI 2024, Jeju, Korea, Sept. 2024.
- Takeo Fujii, “Data Driven Spectrum Management for 6G Networks,” IEEE INFOCOM Workshop PerAI-6G 2022, May 2022. (Keynote)
- Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii, “Flexible LPWA Based on Environmental Dynamics,” in Proc. 2ICETC2020, Virtual Conference, Dec. 2020.
- Takeo Fujii, “Smart Spectrum Database for 5G and Beyond,” ICSINC2019 Spring, Guiyang, China, Aug. 2019.
- Takeo Fujii, “Smart Spectrum Management for V2X,” IEEE DySPAN 2018, Seoul, Korea, Oct. 2018.
- Takeo Fujii, “Smart Spectrum for V2X Communication,” Proc. SmartCom 2017, Rome, Italy, Oct. 2017.
- Janne Lehtomaki, Takeo Fujii, Brian Mark, “Trends, research activities, and views on future spectrum management,” Keynote speech WCNC-IWSS 2016, Doha, Qatar, April 2016.
- Takeo FUJII,” Spectrum Management based on Spectrum Database for the 5G and beyond Wireless World,” Proc. ICTC2015,Jeju island,Korea,Oct. 2015.
- Takeo FUJII,”Advanced Radio Environment Database Supported Cognitive Radio,”International Workshop on Next generation Smart Radio Technologies 2013,Seoul,Korea,Oct. 2013.
- Takeo FUJII,Tomomi Endo(The University of Electro-Communications,Japan),Mai Ohta(The University of Hukuoka,Japan),” High Efficient Multiple Sensing Information Gathering for Wireless Sensor Networks,” ICUFN2013,Da Nang,Vietnam,July 2013.
- Takeo FUJII,”Hierarchical Radio Environment Database for Efficient Spectrum Sharing,” Proc. APWCS2012,Kyoto,Japan,Aug. 2012.
- Takeo FUJII,Yuto Houmura,”Multi-cell Shared Multi-user MIMO Relay with User Pairing Control,” Proc.ICUFN 2012,Phuket,Thailand,July 2012.
- Takeo FUJII,”Effect of Sensing Ability for Spectrum Shared Cognitive Radio -Power Control or CSMA,” Proc. ICUFN2011,Dalian,China,June 2011.
- Takeo FUjII,”Cognitive Wireless Distributed Networks,” Proc. International Workshop on CR and SDR 2010,April,2010.
- Takeo FUjII,”Cognitive Radio for Spectrum Sharing,” Reconfigurable Radio Workshop 2008,Seoul,Oct. 2008.