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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 93  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SR 2024-05-20
12:30
Kagoshima Yokacenter (Kagoshima)
(Primary: On-site, Secondary: Online)
Study on Performance Improvement of MIMO Space Division Multiplexing Scheme for 5G Wireless Communication in High-speed Movement
Gennan Hayashi (Ryukyu Univ.), Suguru Kuniyoshi, Rie Saotome (Magna), Shiho Oshiro, Tomohisa Wada (Ryukyu Univ.)
 [more]
AP 2024-05-16
13:30
Okinawa Okinawa Industry Support Center
(Primary: On-site, Secondary: Online)
Design and performance analysis of an I-shaped slots array antenna for 5G mobile communications
Moynul Hasan Akash, Masato Saito (Ryukyu Univ.)
 [more]
SS 2024-03-09
15:25
Okinawa
(Primary: On-site, Secondary: Online)
Analysis and Improvement System for Athletics Sprinting Motion Using Deep Learning
Iori Chibana, Tomoki Miyazato (Ryukyu Univ.) SS2023-87
(To be available after the conference date) [more] SS2023-87
pp.220-224
ITS, WBS, RCC 2023-12-22
15:15
Okinawa
(Primary: On-site, Secondary: Online)
Bit Error Rate of Noise Aided 2x2 SFBC-MIMO-OFDM Systems with 1bit ADCs
Hideaki Sakayama, Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.) WBS2023-59 ITS2023-42 RCC2023-53
In this study, we conduct a Bit Error Rate (BER) performance evaluation in a $2times2$ Space-Frequency Block Code (SFBC)... [more] WBS2023-59 ITS2023-42 RCC2023-53
pp.161-166
UWT
(2nd)
2023-11-27
14:20
Shiga Ritsumeikan University Biwako-Kusatsu Campus (BKC) [Invited Talk] A prototype ICI Canceling Underwater OFDM Communication system for Multi-path Doppler Channel
Tomohisa Wada, Shiho Oshiro, Catherine Akioya (Ryukyu Univ.), Hiromasa Yamada (OKI Com-Echoes)
This technical report concerns the improvement of Doppler tolerance in multipath environments for underwater acoustic ra... [more]
WIT 2023-06-17
15:20
Okinawa Okinawa Industry Support Center
(Primary: On-site, Secondary: Online)
Improved Visual Intentions Estimation Model Using Depth Information and Object Detection
Sho Higa, Masakiyo Okuhama, Koji Yamada (Ryukyu Univ.), Shihoko Kamisato (NIT,Okinawa College) WIT2023-17
In this study, we propose an improved visual intention estimation model based on object detection to distinguish eye and... [more] WIT2023-17
pp.76-77
RCS, SR, SRW
(Joint)
2023-03-01
10:00
Tokyo Tokyo Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
Experimental study on reception of 16QAM-OFDM signals using wideband noise and 1bit ADC
Takuto Ohtaguro, Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.) RCS2022-247
In this study, we conduct experiments on demodulating 16QAM (Quadrature Amplitude Modulation)-OFDM (Orthogonal Frequency... [more] RCS2022-247
pp.1-8
CAS, MSS, IPSJ-AL [detail] 2022-11-17
15:10
Kochi
(Primary: On-site, Secondary: Online)
Construction and validation of multi-layered transport routes using a Physarum Solver
Riku Higa, Itsuki Kunita (Ryukyu Univ.) CAS2022-42 MSS2022-25
(To be available after the conference date) [more] CAS2022-42 MSS2022-25
pp.30-33
RCS, AP, UWT
(Joint)
2022-11-15
16:40
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
[Invited Lecture] An UWA OFDM Communication System with Improved Doppler compensation and Initial Synchronization
Tomohisa Wada, Shiho Oshiro, Yukiko Muller (Ryukyu Univ.), Hiromasa Yamada (OKI Com-Echoes)
 [more]
SR 2022-11-07
09:55
Fukuoka Fukuoka University
(Primary: On-site, Secondary: Online)
Performance comparisons of OFDM communication system with autoencoder
Takao Touma, Tomohisa Wada (Ryukyu Univ.) SR2022-46
This paper is a follow-up to "A study of OFDM communication system with autoencoder" presented at Technical Committee on... [more] SR2022-46
pp.7-14
MIKA
(3rd)
2022-10-14
10:40
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] OFDM/PM Systems with Adaptive Filtering for Satellite Communications
Tuguldur Ulambayar, Masato Saito (Ryukyu Univ.)
OFDM/PM (Orthogonal Frequency Division Multiplexing/Phase Modulation), also known as CE (Constant Envelope)-OFDM is an a... [more]
MIKA
(3rd)
2022-10-14
10:40
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] For an experimental verification of MIMO-OFDM signals reception using noise and 1-bit ADCs
Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.)
An analog-to-digital converter (ADC) is essential for wireless digital communications.
While increasing the number of q... [more]

SAT, KOSST 2022-10-07
11:20
Fukuoka
(Primary: On-site, Secondary: Online)
BER performance evaluation of OFDM/PM system with Constant Modulus Algorithm based adaptive filtering
Tuguldur Ulambayar, Masato Saito (Ryukyu Univ.) SAT2022-51
OFDM/PM (Orthogonal Frequency Division Multiplexing/Phase Modulation), an alternative modulation approach to OFDM, is ab... [more] SAT2022-51
pp.36-41
CS 2022-07-14
13:55
Kagoshima Yakushima Environmental and Cultural Village Center
(Primary: On-site, Secondary: Online)
[Special Invited Talk] An Underwater Positioning System based on Wireless Acoustic OFDM Communication for multiple AUVs team operation
Tomohisa Wada (Ryukyu Univ.) CS2022-24
This paper proposes a new underwater positioning system which does not use INS in order to realize a compact and lower c... [more] CS2022-24
p.46
RCS 2022-06-17
14:20
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
Experimental study on an OFDM receiver with 1bit ADCs
Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.) RCS2022-64
We have been studied on receiving the signals varying those amplitude by using additional noise and 1bit ADC (Analogue-t... [more] RCS2022-64
pp.236-241
RECONF 2022-06-08
10:45
Ibaraki CCS, Univ. of Tsukuba
(Primary: On-site, Secondary: Online)
RECONF2022-16 (To be available after the conference date) [more] RECONF2022-16
pp.68-73
SR 2022-05-12
10:55
Tokyo NICT Koganei
(Primary: On-site, Secondary: Online)
A study of OFDM communication system with autoencoder
Takao Touma, Tomohisa Wada (Ryukyu Univ.) SR2022-6
Among deep neuralnetworks, autoencoders have the property of matching input and output. Recently, research has been cond... [more] SR2022-6
pp.27-33
CQ, IMQ, MVE, IE
(Joint) [detail]
2022-03-10
13:30
Online Online (Zoom) [Special Invited Talk] Research to business -- BodySharing --
Emi Tamaki (Ryukyu Univ.) IMQ2021-29 CQ2021-120 IE2021-91 MVE2021-58
 [more] IMQ2021-29 CQ2021-120 IE2021-91 MVE2021-58
pp.102-107(IMQ), pp.112-117(CQ), pp.102-107(IE), pp.102-107(MVE)
MIKA
(3rd)
2021-10-28
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Experimental Study on Noise Aided 4PAM Receiver with 1bit ADC
Takuto Ohtaguro, Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.)
 [more]
NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] 2021-06-29
13:30
Online Online A system which gives prediction only when prediction is judged possible
Rina Moromizato, Akari Takamine, Koji Kurata (Ryukyu Univ.) NC2021-12 IBISML2021-12
 [more] NC2021-12 IBISML2021-12
pp.85-90
 Results 1 - 20 of 93  /  [Next]  
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