Sign In

5G-Enhance

Publications

​Journal papers

- Haesik kim, Gabriel Porto Villardi and Jing Ma, “Energy Efficient Dynamic Resource Allocation for Wireless Systems Using Receiver Puncturing Technique,” Journal of Communications and Networks, Vol. 20, no.4, August 2018.

- M. López-Benítez, A. Al-Tahmeesschi, D. K. Patel, J. Lehtomäki and K. Umebayashi, "Estimation of Primary Channel Activity Statistics in Cognitive Radio Based on Periodic Spectrum Sensing Observations," in IEEE Transactions on Wireless Communications, vol. 18, no. 2, pp. 983-996, Feb. 2019.

 - Razvan-Andrei Stoica, Giuseppe Thadeu Freitas De Abreu, Takanori Hara, and Koji Ishibashi, "Massively Concurrent Non-Orthogonal Multiple Access for 5G Networks and Beyond," IEEE Access, Volume: 7, pp82080 - 82100, 19 June 2019.

Conference and workshop papers

-  Uitto, M. & Hoppari, M. & Heikkilä, T. & Isto, P. & Anttonen, A. & Mämmelä, A. :“Remote Control Demonstrator Development in 5G Test Network”, EuCNC’19, Valencia, Spain, June 2019.

- Hiroki Iwata, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Miguel López-Benítez and Janne Lehtomäki "Time and Frequency Varying Noise Floor Estimation for Spectrum Usage Measurement" WCNC’19, Marrakech, Morocco, April 2019.

- Yuya Aoki, Takeo Fujii, “Spectrum database construction based on HMM and spectrum sharing in multiple primary users environment,” Proc. ICAIIC2019, Okinawa, Japan, Feb. 2019. 

- Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, Takeo Fuji "High Density Spectrum Sharing Method among Micro Operators considering Spectrum Database," IWSS2019, Marrakech, Morocco, April 2019. 

- T. Hara, A. Stoica, K. Ishibashi, and G. Abreu, “On the Sum-Rate Capacity and Spectral Efficiency Gains of Massively Concurrent NOMA Systems,” WCNC’19, Marrakech, Morocco, Apr. 2019.

- Keita Katagiri, Keita Onose, Koya Sato, Kei Inage, Takeo Fujii, "Highly accurate estimation of radio propagation using model classifier," IEICE Tech. Rep., SR2018-108, Jan. 2019. 

- Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, Takeo Fujii, "High density spectrum sharing method among micro operators considering mesurement- based spectrum database," IEICE Tech. Rep., SR2018-115, Jan. 2019.

-Hiroki Iwata, Kenta Umebayash, Ahmed Al-Tahmeesschi, Miguel Lopez-Benitez, "Neural Network-based Channel Occupancy Rate Prediction" IEICE SmartCom SR2018-88, pp. 75-82, Oct. 2018.

-Ryo Sato, Kenta Umebayashi, K. B. Shashika Manosha, "Efficient channel allocation for Citizens broadband radio service/spectrum access system" IEICE SmartCom SR2018-89, pp. 83-84, Oct. 2018.

- Akihisa Abe, Yuya Aoki, Takeo Fujii, "Time Series Analysis of Multiple Primary Users by Cooperative Sensing based on SDAR Algorithm," The 5th International Workshop on Smart Wireless Communications, Bangkok, Thailand, Oct. 2018.

- Yuya Aoki, Takeo Fujii, "Spectrum Sharing in Cooperation with Time- Space Radio Environment Database," The 5th International Workshop on Smart Wireless Communications, Bangkok, Thailand, Oct. 2018.

- Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, Takeo Fujii, "Spatial Spectrum Sharing among Micro Operators considering Distribution on Measurement-based Spectrum Database," The 5th International Workshop on Smart Wireless Communications, Bangkok, Thailand, Oct. 2018.

- Ryuji Kobayashi and Koichi Adachi, “Computational Capability and Radio Resource Allocation for Mobile Edge Computing,” The 5th International Workshop on Smart Wireless Communications, Bangkok, Thailand, Oct. 2018.

- Takanori Hara, Koji Ishibashi, Soon X. Ng, and Lajos Hanzo, “Low- Complexity Generator Polynomial Search for Turbo Trellis-Coded Spatial Modulation Using Symbol-based EXIT Charts,” in Proc. 10th International Symposium on Turbo Codes & Iterative Information Processing, Hong-Kong, Dec. 2018. (Accepted)

-Kazuya Ohira, Koji Ishibashi, "Aggregate-Compression-Aided Subcarrier IQ Index Modulation with Discreteness-Aware Fast Iterative Shrinkage- Thresholding Algorithm,” Symposium on Information Theory and Its Applications (SITA) 2018, Fukushima, Japan, Dec. 2018.

- Yuya Aoki, Takeo Fujii, "Construction of Time-Space Radio Environment Database using HMM for Cooperative Sensing," International Conference on Computing, Networking and Communications (ICNC 2019), Honolulu, USA, Feb. 2019.

 

Invited speechs, Keynotes and panels

- Arto Matilainen, "H2020 5G-ENHANCE – An introduction to a Practical Use Case", HIMMS & Health2.0 European Conference, 10 June 2019.

 -Haesik kim and Kenta Umebayashi, “5G Enhanced Mobile Broadband Access Networks in Crowded Environments”, Smartcom2018

- Kenta Umebayshi, "5G Enhanced Mobile Broadband Access Networks in Crowded Environments", 7th EU-Japan Symposium on ICT Research and Innovation, 3 Dec. 2018

- Haesik Kim, Takeo Fujii and etc. "Smart Spectrum Exploitation in Current and Future Wireless Communication Systems", the 5th IEEE WCNC International Workshop on Smart Spectrum (IWSS 2019) (in conjunction with IEEE WCNC 2019), panel discussion.

 

3GPP standard contributions

- S2-188911, S. Filin, H. Murakami, K. Ishizu, "FS_Vertical_LAN: Update to Key Issue #1: Network discovery, selection and access control for type-a and type-b networks," Aug 2018.

- S2-1810551, S. Filin, H. Murakami, "FS_Vertical_LAN: New solution for network identification, discovery, and selection for non-public networks," Oct 2018.

- 3GPP S2-186675, NICT, "Updates to ATSSS Solution 1."

- 3GPP S2-188152, NICT, "FS_Vertical_LAN: Update to Key Issue #1: Network discovery, selection and access control for type-a and type-b networks"

- 3GPP S2-188453, NICT "FS_Vertical_LAN: Update to Key Issue #1: Network discovery, selection and access control for type-a and type-b networks"

- 3GPP S2-188911, NICT "FS_Vertical_LAN: Update to Key Issue #1: Network discovery, selection and access control for type-a and type-b networks"

- 3GPP S2-188502, Nokia, Nokia Shanghai Bell, Qualcomm, Samsung, Intel, NICT "Key issue on accessing PLMN services via type-a network and vice versa"

- 3GPP S2-1810551, NICT "FS_Vertical_LAN: New solution for network identification, discovery, and selection for non-public networks"

- 3GPP S2-1811790, NICT "FS_Vertical_LAN: Proposed conclusion options for solution to key issues 1 and 2 for stand-alone NPN" 

- 3GPP S2-1900433, NEC, Interdigital, AT&T, KDDI, NICT, Convidawireless, "Handling of slice based overload control at NG-RAN"

- 3GPP S2-1900434, NEC, Interdigital, AT&T, KDDI, NICT, Convidawireless, "5G-AN sending a wait time for each congested slice (option 1)"

- 3GPP S2-1900435, NEC, Interdigital, AT&T, KDDI, NICT, Convidawireless, "5G-AN sending one wait time for all congested slices (option 2)"

- 3GPP S2-1900686, NEC, Interdigital, AT&T, KDDI, NICT, Convidawireless, "Handling of slice based overload control at NG-RAN"

- 3GPP S2-1901109, Qualcomm, NICT "TS 23.501: Introducing Non-public network"

- 3GPP S2-1901329, Qualcomm, NICT, Intel, Ericsson "TS 23.501: Introducing Non-public network"

- 3GPP S2-1901646, NICT, "FS_Vertical_LAN: Proposed solution to EN on the list of NIDs per PLMN ID per cell for stand-alone NPN"

- 3GPP S2-1901764, Qualcomm Incorporated, NICT, Intel, Ericsson, InterDigital, "TS 23.501: Introducing Non-public network"

- 3GPP S2-1903448, NEC, Interdigital, NEC, ATT, KDDI, NICT, Convidawireless, Nokia, "23.501 CR1150 (Rel-16, 'C'): 5G-AN sending one wait time for all congested slices"

- 3GPP S2-1904485, NEC, Interdigital, NEC, ATT, KDDI, NICT, Convidawireless, Nokia, "23.501 CR1150 (Rel-16, 'C'): 5G-AN sending one wait time for all congested slices"

- 3GPP S2-1903647, Nokia, Nokia Shanghai Bell, NTT DoCoMo, Interdigital, Verizon, ETRI, SK Telecom, NICT, AT&T, Telecom Italia, BMWi, KDDI, Siemens, "Study on enhanced support of Industrial IoT"