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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, IN (Joint) |
2022-03-11 10:40 |
Online | Online | Dynamic Scheduling Method Using Transmission Delay Manipulation via ACK for LoRa Wireless Network Riki Bando, Akihiro Nakao (UTokyo)  NS2021-150 |
LoRa, one type of LPWA, uses ALOHA for the MAC layer protocol, which causes an increase in packet collisions due to over... [more] | NS2021-150 pp.164-170 |
| NS, IN (Joint) |
2022-03-11 11:20 |
Online | Online | Experimental Evaluation of Data Relay Scheme for Inter-Vehicle Information Sharing using Private LoRa Naoki Eguchi, Daiki Nobayashi, Kazuya Tsukamoto (KIT), Yutaka Arakawa (QU), Takeshi Ikenaga (KIT) NS2021-152 |
Population concentration in urban areas and the increase in the use of automobiles are causes of traffic congestion jams... [more] | NS2021-152 pp.176-180 |
| WIT, IPSJ-AAC | 2022-03-09 11:45 |
Online | Online | Haptic angle perception of oblique lines displayed on a tactile display Takeru Sato, Tetsuya Watanabe (Niigata Univ.) WIT2021-52 |
On a tactile graphic display, the pins are arranged in a matrix, and jaggies occur when representing oblique lines other... [more] | WIT2021-52 pp.53-58 |
| SeMI, IPSJ-MBL, IPSJ-UBI | 2022-03-07 10:35 |
Online | Online | A Examination on Simultaneous Measurement System for Estimating UV Index Dose in Multiple Directions and Locations Using LoRa Communication Tomonori Shimada, Masayuki Iwai (TDU) SeMI2021-84 |
(To be available after the conference date) [more] | SeMI2021-84 pp.7-12 |
| ICM | 2022-03-04 16:25 |
Online | Online | A Low-Cost Runner Tracking System for Trail-Run Event Management Ryo Fukae, Kazuhiko Kinoshita (Tokushima Univ.), Satoshi Funada, Takefumi Miyoshi (e-trees.Japan) ICM2021-59 |
In recent years, the depopulation and aging of rural areas has become a significant problem. Trail running has been attr... [more] | ICM2021-59 pp.90-95 |
| IA | 2022-01-28 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Development of a water level notification system in mountainous areas using 429MHz band LoRa Takaya Matsumoto, Hidetaka Wada, Yuto Murakoshi (Kochi Univ. of Tech./Office asoT), Kazuma Nishiuchi, Mitsuhiro Osaki (Citynet), Masahiro Fukumoto (Kochi Univ. of Tech.) IA2021-56 |
In recent years, due to the declining birthrate, aging population, and declining population, the problem of managing loc... [more] | IA2021-56 pp.21-26 |
| 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 16:10 |
Online | Online | Successive Interference Cancellation for Multiple LPWA Systems Shinichiro Kakuda, Takeo Fujii (UEC), Syusuke Narieda (Mie Univ.) SR2021-84 |
With the rapid development of Internet of Things, various low power wide area (LPWA) systems that have different communi... [more] | SR2021-84 pp.125-131 |
| 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) |
2021-12-16 14:50 |
Nara | Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Examination of solutions applying LPWA to ICN Mitsuru Uesugi, Yoshiaki Shinagawa (Panasonic) NS2021-99 RCS2021-182 |
ICN (Information Centric Network) is attracting attention as a new network with various merits, and further effects can ... [more] | NS2021-99 RCS2021-182 pp.14-18(NS), pp.36-40(RCS) |
| RISING (3rd) |
2021-11-17 09:00 |
Tokyo | (Primary: On-site, Secondary: Online) |
Analysis of Urban Traffic based on Data Collection System of Moving Vehicles Yasufumi Niwa, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (KIT) |
As one application example of IoT (Internet of Things) technology, MaaS (Mobility as a Service) is expected to solve tra... [more] | |
| MIKA (3rd) |
2021-10-29 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A study on congestion control scheme in wireless network for IoT systems Yuto Mogi, Nobuhiko Itoh, Kenko Ota, Takefumi Hiraguri (NIT), Miki Yamamoto (Kansai Univ.), Hideaki Yoshino (NIT) |
With the spread and development of the Internet of Things (IoT), congestion due to overload of IoT systems is expected t... [more] | |
| MIKA (3rd) |
2021-10-29 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Implementation and experimental evaluation of MAB-based channel selection algorithm for LoRa devices Minoru Fujisawa, Aohan Li, Ikumi Urabe, Ryoma Kitagawa, Yusuke Ito (TUS), Song-Ju Kim (SOBIN Institute LLC), Hiroyuki Yasuda (UTokyo), Mikio Hasegawa (TUS) |
In recent years, the number of IoT devices has been increasing rapidly, and traffic is also expected to increase. In an ... [more] | |
| SP, WIT, IPSJ-SLP, ASJ-H [detail] | 2021-10-19 14:35 |
Online | Online | Comparison of shape discriminability between raised-line drawings and puzzle pieces
-- Shapes of prefectures as stimuli and the sighted as participants -- Tetsuya watanabe (Niigata Univ.), Kouhei Ono (Hitachi Solutions East), Yuta Ezawa (Niigata Univ.) SP2021-32 WIT2021-25 |
In education for the blind, tactile maps with raised lines have been used. We introduced district maps made of puzzle pi... [more] | SP2021-32 WIT2021-25 pp.40-45 |
| IN, NS, CS, NV (Joint) |
2021-09-09 10:25 |
Online | Online | Impact of User Distribution on LoRaWAN Energy-Efficiency Yuki Katsumata, Satoshi Yamazaki (NIT, Numazu College) NS2021-57 |
In this report, we propose a minimum distance norm that the end device (ED) exists after a certain distance from the cen... [more] | NS2021-57 pp.1-5 |
| CQ, MIKA (Joint) |
2021-09-10 09:50 |
Online | Online | Dude, Are You Approaching Me? Detecting Close Physical Contact via Unlicensed LPWAN Signals Chenglong Shao, Osamu Muta (Kyushu Univ.) CQ2021-51 |
Recognizing if two objects are in close physical contact (CPC) is the basis of various Internet-of-Mobile-Things service... [more] | CQ2021-51 pp.65-70 |
| RCS, SAT (Joint) |
2021-08-26 11:25 |
Online | Online | Experimental Study on Communication Parameter Control for LPWA Network using Radio Environment Monitoring Hiroaki Sudo, Kazuhiro Kosaka, Akihiko Odani, Noriyuki Gejoh, Takeshi Yasunaga (Panasonic) RCS2021-100 |
In Internet of Things (IoT) era, the demand for Wireless Networks that can accommodate a wide range of terminals at low ... [more] | RCS2021-100 pp.7-12 |
| AP, SANE, SAT (Joint) |
2021-07-28 15:55 |
Online | Online | [Invited Lecture]
Dynamic ray tracing analysis study for predicting the propagation environment at a factory. Kenshi Horihata, Kazuki Kanai, Rei Hasegawa, Yasufumi Ichikawa (Panasonic) AP2021-31 |
Wireless communication is expected to improve the flexibility of equipment layout or of the factory IoT. A simple predic... [more] | AP2021-31 pp.43-48 |
| RCS, SR, NS, SeMI, RCC (Joint) |
2021-07-14 13:00 |
Online | Online | Improvement Study on Communication Parameter Control for LPWA Network using Radio Environment Monitoring Hiroaki Sudo, Kazuhiro Kosaka, Akihiko Odani, Noriyu Gejoh, Takeshi Yasunaga (Panasonic) SR2021-20 |
In Internet of Things (IoT) era, the demand for Wireless Networks that can accommodate a wide range of terminals at low ... [more] | SR2021-20 pp.1-8 |
| SR | 2021-05-21 10:25 |
Online | Online | Study on Communication Parameter Control for Wi-Fi and LPWA Network using Radio Monitoring Node Hiroaki Sudo, Kazuhiro Kosaka, Akihiko Odani, Noriyuki Gejoh, Takeshi Yasunaga (Panasonic), Satoru Shimizu, Takuya Kurihara, Kenta Suzuki, Kazuto Yano, Yoshinori Suzuki (ATR) SR2021-10 |
In Internet of Things (IoT) era, the demand for Wireless Networks that can accommodate a wide range of terminals at low ... [more] | SR2021-10 pp.65-72 |
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