Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EA, ASJ-H |
2022-08-05 11:00 |
Miyagi |
(Primary: On-site, Secondary: Online) |
A study of arrangement pattern selection method for directivity generation in speaker array Mio Shibata, Manabu Okamoto (Sojo Univ.) EA2022-37 |
We are studying a speaker system that can generate strong unidirectionality by using the principle of boundary surface c... [more] |
EA2022-37 pp.56-61 |
EA, ASJ-H |
2022-08-05 11:30 |
Miyagi |
(Primary: On-site, Secondary: Online) |
A Study of parameters for one-case stereo playback method by phase inversion Manabu Okamoto (Sojo Univ.), Takuma Ftawatari (MEITEC FIELDERS) EA2022-38 |
When the phases of audio signals are inverted and input to two speakers installed close to each other, sound may be hear... [more] |
EA2022-38 pp.62-67 |
NLP |
2022-08-02 09:50 |
Online |
Online |
Characteristics of degree period of commutative fourth order recurrence relations with two variables modulo a power of two Takuma Nishizaka, Daisaburo Yoshioka (Sojo Univ.) NLP2022-28 |
In recent years, a public-key cryptosystem based on Chebyshev polynomials over Z_{2^k} has been presented. Unfortunately... [more] |
NLP2022-28 pp.11-14 |
EE, IEE-SPC (Joint) |
2022-03-10 14:55 |
Online |
Online |
Analytical Investigation of Phase-Shift Full Bridge Converter with Reduced Surge Voltage Kunpei Yoshikawa, Kenichi Suzuki (Shindengen), Kimihiro Nishijima (Sojo Univ.) EE2021-55 |
Phase-shift full bridge converter is widely used for automotive dc-dc converter design due to its wide input voltage ran... [more] |
EE2021-55 pp.18-22 |
HCS |
2022-01-29 13:30 |
Online |
Online |
Basic study of sign language learning support system: Facilitate learning of Non-Manual Signals Kazuki Matsumaru (SIT), Ken Tsutsuguchi (Sojo Univ.), Shun-ichi Yonemura (SIT) HCS2021-56 |
Japanese sign language and Pidgin sign Japanese express themselves by coordinating manual signals such as hand shapes,mo... [more] |
HCS2021-56 pp.75-80 |
EE |
2022-01-27 13:25 |
Online |
Online |
Autonomous Distributed Power Generation System for EV integrated solar PV Taichi Utsunomiya, Kimihiro Nishijima (Sojo Univ.), Yosuke Tomita, Takumi Arai, Tsutomu Tanimoto (Nissan Motor) EE2021-36 |
[more] |
EE2021-36 pp.30-35 |
EE |
2022-01-27 13:50 |
Online |
Online |
DC48V power distribution system with built-in DC-DC converter in the duct rail Natsuki Maeda, Kimihiro Nishijima (Sojo Univ.), Ikeda Satoshi (Panasonic) EE2021-37 |
[more] |
EE2021-37 pp.36-41 |
EE, IEE-SPC |
2021-07-20 09:30 |
Online |
Online |
Independent Controlled Hot-Plug Switches for Parallel Operation of Reuse Battery Strings Kazuo Takehara, Fumiaki Nakao (NExTeS), Kimihiro Nishijima, Eiji Sakai (SOJO UNIV.) EE2021-10 |
The series strings of reused battery cells connected in parallel have different available voltage ranges due to the imba... [more] |
EE2021-10 pp.16-20 |
EA, ASJ-H |
2021-07-15 10:55 |
Online |
Online |
A study of a small directional loud-speaker array that combines a horn loud-speaker and ordinary loud-speakers Manabu Okamoto (Sojo Univ.), Ryotaro Sato, Kenta Niwa, Kazunori Kobayashi (NTT) EA2021-4 |
We propose a speaker array that combines multiple speakers with one small horn speaker. The horn speaker is mainly good ... [more] |
EA2021-4 pp.18-23 |
NLP, CCS |
2021-06-11 16:20 |
Online |
Online |
A construction method for inverse permutations based on compositions of permutations Yuuki Saitou, Daisaburo Yoshioka (Sojo Univ.) NLP2021-12 CCS2021-12 |
[more] |
NLP2021-12 CCS2021-12 pp.57-60 |
EE, IEE-SPC (Joint) |
2021-03-01 15:50 |
Online |
Online |
A Multiport Bi-Directional On-Board Charger Combined with Isolated Current-Resonant Converter and Buck Converters Ryo Oishi, Kimihiro Nishijima, Sakai Eiji (Sojo Univ.), Keisuke Tani, Nobuhisa Yamaguchi, Masaya Takahashi, Yusei Nakayashiki (DENSO) EE2020-42 |
A multi-output bi-directional isolated DC-DC converter for charging main battery and sub-batteries of electric vehicle i... [more] |
EE2020-42 pp.13-18 |
WIT |
2020-09-08 14:45 |
Online |
Online |
Sign Language Learning Support System
-- Proposal of Functions as Clearly Indicate Learning Points using Sign Keyframe -- Sho Inooka (SIT), Ken Tsutsuguchi (Sojo Univ.), Shunichi Yonemura (SIT) WIT2020-8 |
In case of novices learn sign language in self-study, they use books and videos as learning materials. Although illustra... [more] |
WIT2020-8 pp.15-20 |
CS, CAS |
2020-02-27 17:15 |
Kumamoto |
|
[Special Invited Talk]
Social Community Brand for emerging local innovation Takashige Hoshiai (Sojo Univ.) CAS2019-112 CS2019-112 |
(To be available after the conference date) [more] |
CAS2019-112 CS2019-112 pp.81-85 |
CS, CAS |
2020-02-28 13:15 |
Kumamoto |
|
A Study on Circuit Element Value Mismatches and Occupied Area of Poly-phase Circuits Takafumi Yamaji (Sojo Univ.), Akio Shimizu (NIT, Ariake College) CAS2019-120 CS2019-120 |
An effect of the circuit element value error to modulated signal error in polyphase circuits is described. The sensitivi... [more] |
CAS2019-120 CS2019-120 pp.131-136 |
LOIS, ICM |
2020-01-10 10:00 |
Nagasaki |
ARKAS SASEBO |
Prediction method of tumble using machine learning of footsteps.
-- Evaluation results that increased the number of subjects. -- Takehiro Mori, Hiroyuki Nishi, Manabu Okamoto (Sojo Univ.) ICM2019-36 LOIS2019-51 |
With the progress of super-aged society, the number of elderlies living alone has increased, and the number of falls in ... [more] |
ICM2019-36 LOIS2019-51 pp.33-37 |
LOIS, ICM |
2020-01-10 10:25 |
Nagasaki |
ARKAS SASEBO |
Examination of abnormal sound detection method of machine using standard deviation of multiple models Akihio Ito, HIroyuki Nishi, Manbu Okamoto (Sojo Univ..) ICM2019-37 LOIS2019-52 |
Along with the progress of super aged society, the number of elderlies living alone has increased. Therefore, the demand... [more] |
ICM2019-37 LOIS2019-52 pp.39-44 |
LOIS, ICM |
2020-01-10 10:50 |
Nagasaki |
ARKAS SASEBO |
Evaluation of automatic clustering by unsupervised learning with non-stationary sounds Yuta Tanaka, Hiyoyuki Nishi, Manabu Okamoto (Sojo Univ.) ICM2019-38 LOIS2019-53 |
In order to monitor the elderly without contact and non-invasiveness, it is effective to identify recorded sounds from ... [more] |
ICM2019-38 LOIS2019-53 pp.45-50 |
WIT, HI-SIGACI |
2019-12-05 13:15 |
Tokyo |
AIST Tokyo Waterfront (TBD) |
A study of sign language sentence structure considering deaf person sign language video reading strategy Sayaka Shinada (SIT), Ken Tsutsuguchi (Sojo Univ.), Shunichi Yonemura (SIT) WIT2019-40 |
[more] |
WIT2019-40 pp.101-106 |
WPT, EE (Joint) |
2019-10-10 13:00 |
Shiga |
Ryukoku Extension Center, Ryukoku University |
[Special Talk]
48V technology for data center and hybrid vehicle leading to the realization of MaaS (Mobility as a Service) distribution platform Kimihiro Nishijima (Sojo Univ.) |
[more] |
|
SITE, ISEC, LOIS |
2018-11-03 14:00 |
Fukuoka |
|
Prediction method of walking motion using machine learning of footsteps.
-- Aiming at a tumbling down prediction system for the elderly. -- Takehiro Mori, Kimitaka Ito, Hiroyuki Nishi, Yoshimasa Kimura (Sojo Univ.) ISEC2018-68 SITE2018-46 LOIS2018-28 |
[more] |
ISEC2018-68 SITE2018-46 LOIS2018-28 pp.25-29 |