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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2023-06-14 17:55 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
LBT-based Resource Allocation Schemes Utilizing Periodicity of Traffic in LPWAN Aoto Kaburaki, Koichi Adachi (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC)  RCS2023-46 |
[more] | RCS2023-46 pp.105-110 |
| SR | 2023-05-11 13:00 |
Hokkaido | Center of lifelong learning Kiran (Higashi Muroran) (Primary: On-site, Secondary: Online) |
Radio environment estimation in altitude by using the combination of observed data and 3D map Shota Yamada, Takeo Fujii (UEC) SR2023-5 |
In Beyond 5G / 6G, which is being researched and developed as the next-generation mobile communication system, non-terre... [more] | SR2023-5 pp.27-32 |
| SR | 2023-05-11 13:25 |
Hokkaido | Center of lifelong learning Kiran (Higashi Muroran) (Primary: On-site, Secondary: Online) |
LPWA concentrator using multi-antenna beamforming Keigo Saito, Takeo Fujii, Koji Ishibashi (UEC), Yu Shibata, Soma Toki, Hideki Endo (Tokyo Gas) SR2023-6 |
In recent years, information aggregation by wireless sensor network (WSN) has been attracted attention. WSN consists of ... [more] | SR2023-6 pp.33-40 |
| RCS, SR, SRW (Joint) |
2023-03-01 14:20 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Future Wireless Communications using Multi-Dimensional Wireless Environment Recognition Takeo Fujii (UEC) SR2022-84 |
Various applications from IoT (Internet of Things) to large capacity video transmission are expected to be supported in ... [more] | SR2022-84 pp.4-9 |
| RCS, SR, SRW (Joint) |
2023-03-03 10:00 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Short Paper]
Characteristics of LoRaWAN with Energy Detection Based Carrier Sense Shusuke Narieda (Mie Univ.), Takeo Fujii (UEC) SR2022-95 |
[more] | SR2022-95 pp.50-53 |
| SR, UWT (Joint) |
2023-01-26 13:15 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
[Short Paper]
Characteristics of Mixed Packet Length LPWAN Using Energy Detection Based Carrier Sense Shusuke Narieda (Mie Univ.), Takeo Fujii (UEC) SR2022-72 |
[more] | SR2022-72 pp.7-9 |
| SR, UWT (Joint) |
2023-01-27 14:10 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Optimization of Signal Detection Level for Energy Detection Based Carrier Sense in Sub-GHz Band LPWAN Shusuke Narieda (Mie Univ.), Takeo Fujii (UEC) SR2022-79 |
[more] | SR2022-79 pp.43-47 |
| SR, UWT (Joint) |
2023-01-27 14:35 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Experimental Evaluation of Spectrum Database for Non-Terrestrial Networks Yusuke Itayama, Hirofumi Nakajo, Shougo Matsuo, Takeo Fujii (The Univ. of Electro-Communications) SR2022-80 |
[more] | SR2022-80 pp.48-53 |
| SRW, SeMI, CNR (Joint) |
2022-11-24 13:00 |
Tochigi | Epinard Nasu (Primary: On-site, Secondary: Online) |
Successive Interference Cancellation Among Multiple LPWA Systems Based on Cooperation Between Multiple GWs Shinichiro Kakuda, Takeo Fujii (UEC), Shusuke Narieda (Mie Univ.) SRW2022-16 |
Nowadays, the number of low power wide area (LPWA) nodes that can communicate over long distances with low power has bee... [more] | SRW2022-16 pp.1-6 |
| RCS, AP, UWT (Joint) |
2022-11-15 09:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Packet-Level Index Modulation in Duty Cycle Constraints for Each Frequency Channel Hiroto Shida, Kosuke Suzuki, Koichi Adachi (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) RCS2022-156 |
(To be available after the conference date) [more] | RCS2022-156 pp.7-12 |
| SR | 2022-11-07 10:20 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
Derivation of Lower Bound for the Number of Accommodable End-devices in LPWAN Considering on Multiple Interferences Daisuke Kumamoto, Shusuke Narieda (Mie Univ.), Takeo Fujii (UEC), Hiroshi Naruse (Mie Univ.) SR2022-47 |
[more] | SR2022-47 pp.15-19 |
| SR | 2022-11-07 11:00 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
[Short Paper]
Improved Optimal Index Design Considering Transmission Control in Packet-Level Index Modulation Ryuji Miyamoto, Osamu Takyu, Hiroshi Fujiwara (Shinshu Univ.), Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) SR2022-49 |
[more] | SR2022-49 pp.24-28 |
| SR | 2022-11-07 12:10 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
[Invited Talk]
Implementation of Packet Level-Index Modulation Mai Ohta (Fukuoka Univ.), Takeo Fujii, Koich Adachi (UEC), Osamu Takyu (Shinsyu Univ.) SR2022-50 |
Packet-Level Index Modulation (PLIM) for Low Power Wide Area (LPWA) as a method to increase the number of transmitted bi... [more] | SR2022-50 p.29 |
| SR | 2022-11-07 15:30 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
[Technology Exhibit]
5D spectrum database Hirofumi Nakajo, Yusuke Itayama, Shougo Matsuo, Takeo Fujii (UEC) SR2022-56 |
A key issue in the research and development of next-generation mobile communication systems (Beyond 5G/6G) is the availa... [more] | SR2022-56 pp.58-63 |
| SR | 2022-11-08 09:30 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
Adaptive Transmission Interval Control Method Considering Power Consumption and Reliability for Pedestrian-to-Infrastructure Communications Takuya Yoshimura, Atsuki Mukoda, Oki Noriyuki, Ayumu Ueda, Takeo Fujii (UEC) SR2022-57 |
In order to put fully automated driving into practice, ensuring the safety of pedestrians is important. Research of pede... [more] | SR2022-57 pp.64-70 |
| SR | 2022-11-08 09:55 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
Adaptive selection of radio access technology for V2X with radio environment database Atsuki Mukoda, Takeo Fujii (UEC) SR2022-58 |
With the development of automated driving systems, the day when autonomous driving vehicles and non-autonomous driving v... [more] | SR2022-58 pp.71-77 |
| SR | 2022-11-08 10:20 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
Improvement of Collection Accuracy by Switching Carrier Frequency Offset in PhyC-SN Toshi Ito, Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ), Takeo Fujii, Koichi Adachi (UEC) SR2022-59 |
A feature utilizing frequency offsets is used as a collision detection method in the wireless physical quantity conversi... [more] | SR2022-59 pp.78-83 |
| SR | 2022-11-08 15:45 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
Self-Tuned Signal Detection Level for Energy Detection Based Carrier Sense in Sub-GHz Band LPWAN Shusuke Narieda (Mie Univ.), Takeo Fujii (UEC) SR2022-69 |
[more] | SR2022-69 pp.120-125 |
| SR | 2022-11-08 16:10 |
Fukuoka | Fukuoka University (Primary: On-site, Secondary: Online) |
[Short Paper]
Effect of Estimation Error of Noise Power on Energy Detection Based Carrier Sense in Sub-GHz Band LPWAN Shusuke Narieda (Mie Univ.), Takeo Fujii (UEC) SR2022-70 |
[more] | SR2022-70 pp.126-128 |
| RISING (3rd) |
2022-10-31 10:30 |
Kyoto | Kyoto Terrsa (Day 1), and Online (Day 2, 3) | [Poster Presentation]
Highly Detectable Collision Detection in PhyC-SN by Receiving Antenna Selection Toshi Ito, Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ), Takeo Fujii, Koichi Adachi (UEC) |
The feature of phase dispersion is used as a collision detection method in the wireless physical quantity conversion-sum... [more] | |
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