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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2024-03-14 10:25 |
Fukui | UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
Direction of arrival estimation using neural networks and Uniform Cross Array for LoS-MIMO transmission Motoshi Tawada, Yoshichika Ohta (SoftBank)  AP2023-202 |
The feeder link between the fixed ground station and the HAPS requires high capacity to accommodate the traffic of termi... [more] | AP2023-202 pp.7-10 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 16:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
Multiple sound source localization system in a rectangular area based on a distributed microphone array network Toru Takahashi, Kotaro Fukuda, Taiki Kanbayashi, Hitoshi Ogaki (OSU), Ryo Higashigawa (coroutine), Masato Nakayama (OSU) EA2023-87 SIP2023-134 SP2023-69 |
This paper describes a method for simultaneously localizing multiple sound sources inside of a square area using a netwo... [more] | EA2023-87 SIP2023-134 SP2023-69 pp.156-161 |
| SR | 2024-01-25 13:40 |
Nagano | Nagano-ken JA building (Primary: On-site, Secondary: Online) |
[Short Paper]
Characterization of a radio source location estimation system using HAPS HAPS- mounted antennas Yuta Furuse, Khanh Tran Gia (Tokyo Tech) SR2023-74 |
In recent years, there has been an increase in the number of illegal radio stations that use radio waves with power exce... [more] | SR2023-74 pp.28-30 |
| SIS | 2023-12-07 15:00 |
Aichi | Sakurayama Campus, Nagoya City University (Primary: On-site, Secondary: Online) |
Movement Detection and Self-Localization of Recording Device in Distributed Microphone Arrays
-- Comparison of Simulation and Real-World Experiments -- Manami Nakamura, Ryoichi Miyazaki (NITTC) SIS2023-30 |
In this study, we propose a method for detecting the movement of one microphone array and re-estimating its position aft... [more] | SIS2023-30 pp.37-42 |
| SANE | 2023-05-23 14:20 |
Kanagawa | Information Technology R & D Center, MITSUBISHI Electric Corp. (Primary: On-site, Secondary: Online) |
Direction of Arrival Estimation for Line of Sight Signal in Multipath Environment Takafumi Nagano, Tomonori Fukuta (Mitsubishi Electric Corp.) SANE2023-9 |
In recent years, there is a demand for a direction-of-arrival estimation method of radar and communication signals under... [more] | SANE2023-9 pp.51-54 |
| SR | 2023-05-11 14:55 |
Hokkaido | Center of lifelong learning Kiran (Higashi Muroran) (Primary: On-site, Secondary: Online) |
[Short Paper]
A study on a radio source location estimation system using HAPS Yuta Furuse, Gia Khanh Tran (Tokyo Tech), Tanaka Shoma (Softbank) SR2023-10 |
In recent years, there has been an increase in the number of illegal radio stations that exceed power limits or use ille... [more] | SR2023-10 pp.55-57 |
| AP | 2023-04-14 15:20 |
Osaka | Osaka Univ. (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Underdetermined Direction-Of-Arrival Estimation by Sparse Arrays
-- Array Configuration Optimization for Enhancing Degree of Freedom -- Koichi Ichige (Yokohama National Univ.) AP2023-7 |
This paper introduces various sparse array configurations, and shows that underdetermined (more number of sources than t... [more] | AP2023-7 pp.34-39 |
| AP | 2023-03-16 12:45 |
Toyama | Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
Antenna Array Calibration Method Using Virtual Array and Symmetrical Mutual Coupling of 4-Element Linear Array Takashi Mori (Anritsu) AP2022-234 |
Antenna array calibration is indispensable for accurate direction-of-arrival (DOA) estimation because mutual coupling an... [more] | AP2022-234 pp.1-6 |
| IMQ, IE, MVE, CQ (Joint) [detail] |
2023-03-17 11:35 |
Okinawa | Okinawaken Seinenkaikan (Naha-shi) (Primary: On-site, Secondary: Online) |
DoA-Based Reflection Point Estimation in Outdoor Multipath Environment Naoki Yamagishi, Takahiro Matsuda (TMU), Hirofumi Suganuma, Tsutomu Mitsui (Anritsu) CQ2022-104 |
Intelligent reflective surface (IRS) is a planar surface comprising a large number of passive reflecting elements and ca... [more] | CQ2022-104 pp.125-130 |
| AP, WPT (Joint) |
2023-01-19 10:15 |
Hiroshima | Hiroshima Institute of Technology (Primary: On-site, Secondary: Online) |
Comparative Study of Antenna Array Calibration Methods Based on Symmetrical Mutual Coupling of 4-Element Linear Array Takashi Mori (Anritsu) AP2022-178 |
Antenna array calibration is indispensable for accurate direction-of-arrival (DOA) estimation, because mutual coupling a... [more] | AP2022-178 pp.6-11 |
| EA, US (Joint) |
2022-12-22 16:50 |
Hiroshima | Satellite Campus Hiroshima | [Poster Presentation]
Study on sound localization accuracy in long range using narrow distance microphone arrays. Yosui Miyata, Yoshikazu Koike, Wangwiwattana Sittichai, Yutaka Yamazaki, Junpei Shibata, Masaki Huruya (SIT) EA2022-66 |
A lot of researchers already have reported sound localization using sound direction-of-arrival estimation(DOA) like MUSI... [more] | EA2022-66 pp.32-35 |
| AP | 2022-10-19 09:30 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Evaluation by Simulation of RSSI-Based Direction of Arrival Estimation of Incoherent Waves by Non-Uniform Array Using Hybrid Circuit Takashi Katsumata, Naoki Honma, Kentaro Murata (Iwate Univ.) AP2022-107 |
This paper proposes a method of estimating the direction of arrival of multiple waves using only RSSI (Received Signal S... [more] | AP2022-107 pp.59-64 |
| SIS, ITE-BCT | 2022-10-14 11:25 |
Aomori | Hachinohe Institute of Technology (Primary: On-site, Secondary: Online) |
Fundamental Study of Underwater Acoustic Communication Using a Bidirectional Retrodirective System Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2022-20 |
Beamforming is a technique that concentrates wave energy in a specific direction using multiple element arrays. It can e... [more] | SIS2022-20 pp.49-52 |
| SIS, ITE-BCT | 2022-10-14 11:45 |
Aomori | Hachinohe Institute of Technology (Primary: On-site, Secondary: Online) |
Test Evaluation of Underwater Acoustic Localization for Multiple Sound Sources by Time division and Code Division Multiplexing Atsushi Wada, Shingo Yoshizawa (Kitami Inst. of Tech.), Satoshi Yuasa (Mitsubishi Electric TOKKI Systems), Hideki Sugimoto (Penta-Ocean Construction) SIS2022-21 |
Underwater acoustic localization is used to know underwater positions in remotely operated vehicles (ROVs) and autonomou... [more] | SIS2022-21 pp.53-56 |
| SANE | 2022-05-24 10:55 |
Kanagawa | Information Technology R & D Center, MITSUBISHI Electric Corp. (Primary: On-site, Secondary: Online) |
Direction of Arrival Estimation for Wideband Signal Using Non-Uniform Antenna Array Takafumi Nagano, Wataru Tsujita (Mitsubishi Electric Corp.) SANE2022-5 |
In recent years, the bandwidth of radio signals has been widened and there is a demand for a method for direction-of-arr... [more] | SANE2022-5 pp.24-26 |
| EA, SIP, SP, IPSJ-SLP [detail] | 2022-03-01 09:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Direction-of-Arrival Estimation of Wideband Sound field based on Microphone Array Signals at Two Time Points Takahiro Iwami, Ken-ichi Sawai, Akira Omoto (Kyushu Univ.) EA2021-65 SIP2021-92 SP2021-50 |
We construct a band-limited function space in which the wavenumber spectrum is spherically restricted in the general dim... [more] | EA2021-65 SIP2021-92 SP2021-50 pp.9-14 |
| EMM, EA, ASJ-H | 2021-11-15 13:30 |
Online | Online | [Poster Presentation]
Noise suppression by instantaneous spectral subtraction based on simultaneous estimation of amplitude and phase of noise spectrum Koki Takenaka, Kenji Ozawa (Grad School, Univ. of Yamanashi) EA2021-42 EMM2021-69 |
Noise suppression using a microphone array and neural networks (NN) has been investigated .In this study, the output fro... [more] | EA2021-42 EMM2021-69 pp.85-90 |
| MIKA (3rd) |
2021-10-28 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Improvement of Direction Estimation Accuracy in Blind Array Calibration for Near-field Radio Source Localization Using UCA Tomoki Hayashi, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech) |
This study discusses the localization of radio sources such as user terminals using the MUSIC algorithm with a uniform c... [more] | |
| SIS, ITE-BCT | 2021-10-07 11:00 |
Online | Online | Test Evaluation of Multi-point Simultaneous Measurement in Underwater Acoustic Localization Atsushi Wada, Shingo Yoshizawa (Kitami Inst. of Tech.), Satoshi Yuasa (Mitsubishi Electric TOKKI Systems), Hideki Sugimoto (Penta-Ocean Construction) SIS2021-10 |
Underwater acoustic localization is used to know underwater positions in remotely operated vehicles (ROVs) and autonomou... [more] | SIS2021-10 pp.1-6 |
| SIS, ITE-BCT | 2021-10-07 11:20 |
Online | Online | A Study of Receiver Configuration Using Beamforming in Non-line-of-sight Underwater Acoustic Communication Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2021-11 |
Underwater acoustic communication surrounded by walls such as a harbor becomes non-line-of-sight communication depending... [more] | SIS2021-11 pp.7-10 |
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