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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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]
Consideration of conversion tables in the implementation of PLIM for 429MHz LoRa/FSK Keita Takeda, Ryuji Miyamoto, Osamu Takyu (Shinshu Univ.) SR2022-53 |
LPWA (Low Power Wide Area) is a communication method for the IoT that enables long-distance communication with low power... [more] | SR2022-53 pp.41-45 |
| 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 |
| 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] | |
| SAT, RCS (Joint) |
2022-08-25 17:40 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Resource allocation scheme utilizing clock drift in LPWAN Aoto Kaburaki, Koichi Adachi (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) RCS2022-111 |
[more] | RCS2022-111 pp.78-83 |
| SAT, RCS (Joint) |
2022-08-26 10:40 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Channel Activity Detection Based Index Mapping Scheme for Packet-Level Index Modulation Kosuke Suzuki, Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC) RCS2022-122 |
Long range wide area network (LoRaWAN) attracts attention due to its ability to realize massive machine-type communicati... [more] | RCS2022-122 pp.144-149 |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 13:00 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
[Short Paper]
Optimal Index Design for Aggregation Accuracy in Packet Level Index Modulation Ryuji Miyamoto, Osamu Takyu, Hiroshi Hujiwara (Shinshu Univ.), Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) SR2022-37 |
[more] | SR2022-37 pp.74-78 |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 13:15 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
[Short Paper]
Evaluation of Packet Success Rate for Simultaneous Access in 429 MHz Band LPWA in Actual Equipment Keita Takeda, Osamu Takyu (Shinshu Univ.) SR2022-38 |
[more] | SR2022-38 pp.79-83 |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 14:00 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
[Short Paper]
Beam Selection Algorithm by Directional Antenna Beamforming for Spectrum Sharing Kizuku Kawamura (Shinshu Univ.), Kohei Akimoto (Akita Pref. Univ.), Osamu Takyu (Shinshu Univ.) SR2022-41 |
[more] | SR2022-41 pp.90-95 |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 14:55 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
High-Sensitivity Detection Method for Signals in PhyC-SN Toshi Ito, Osamu Takyu (Shinshu Univ.), Mai Ohta (Fkuoka Univ.), Takeo Fujii, Koichi Adachi (UEC) SR2022-43 |
[more] | SR2022-43 pp.104-109 |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 15:20 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
Packet-level Index Modulation under Duty Cycle constraints Ryogo Oya, Shinichiro Kakuda, Takeo Fujii (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Koichi Adachi (UEC) SR2022-44 |
Low power wide area (LPWA) is an important technology in the field of the Internet of Things (IoT) because of its low co... [more] | SR2022-44 pp.110-115 |
| MW | 2022-06-10 09:30 |
Nagano | Naganoken Nokyo Building (Primary: On-site, Secondary: Online) |
[Invited Talk]
Introduction on Social Implementation of Frequency Spectrum Sharing and Study for Its Extension Osamu Takyu (Shinshu Univ.) MW2022-28 |
[more] | MW2022-28 p.21 |
| SR | 2022-05-13 11:00 |
Tokyo | NICT Koganei (Primary: On-site, Secondary: Online) |
Performance Evaluation of Highly Efficient Information Collection Methods by Trend Analysis of Sensor Information Using Pre-learning Ryuji Miyamoto, Osamu Takyu, Hiroshi Fujiwara (Shinshu Univ.), Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) SR2022-14 |
LPWA (Low Power Wide Area), a low-power, long-distance communication method, has been attracting attention. Level Index ... [more] | SR2022-14 pp.61-66 |
| SR | 2022-01-24 09:50 |
Online | Online | High-sensitivity detection method by signal waveform shaping in OFDM modulation Sotaro Ichikawa, Osamu Takyu (Shinshu Univ) SR2021-58 |
[more] | SR2021-58 pp.1-6 |
| SR | 2022-01-24 10:15 |
Online | Online | Adaptive channel selection by co-channel interference power and occupancy estimation method in LoRa Gaku Kobayashi, Osamu Takyu (Shinshu Univ.), Koichi Adachi (The UEC), Mai Ohta (Fukuoka Univ.), Takeo Fujii (The UEC) SR2021-59 |
The authors have proposed a method for estimating the interference power and occupancy of other systems using chirp demo... [more] | SR2021-59 pp.7-10 |
| SR | 2022-01-25 09:50 |
Online | Online | Performance Evaluation of Position Estimation with Power Detectors Delivered by Physical Wireless Parameter Conversion Sensor Networks Masafumi Oda, Osamu Takyu (Shinshu Univ.) SR2021-72 |
A method for position estimation using a large number of sensors has been studied, but the problem is that it takes time... [more] | SR2021-72 pp.68-72 |
| SR | 2022-01-25 13:55 |
Online | Online | [Short Paper]
A Study on a Method for Identifying Communication Quality Degradation in Wireless LANs Using Machine Learning Riku Yamabe, Osamu Takyu, Hirotaka Senda (Shinshu Univ) SR2021-79 |
[more] | SR2021-79 pp.99-101 |
| RCS, NS (Joint) |
2021-12-16 11:00 |
Nara | Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Flexible Index Mapping Scheme for Packet-Level Index Modulation Kosuke Suzuki, Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC) RCS2021-176 |
Long range wide area network (LoRaWAN) attracts attention due to its ability to realize massive machine-type communicati... [more] | RCS2021-176 pp.7-12 |
| RCS, NS (Joint) |
2021-12-17 16:00 |
Nara | Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Resource Allocation for Periodic Traffic in LPWAN Aoto Kaburaki, Koichi Adachi (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) RCS2021-195 |
With the fast- and wide-spread of IoT and M2M communications services, low power wide area networks (LPWANs) have attrac... [more] | RCS2021-195 pp.101-106 |
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