Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP, WPT (Joint) |
2024-01-18 09:55 |
Niigata |
Tokimate, Niigata University (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Expansion of Virtual BF Antenna Construction Method Using Rotating Reflector Antenna for Polarized MIMO Evaluation Tomonori Ikeda, Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Masayuki Miyashita, Ayumu Yabuki (SoftBank) AP2023-168 |
The use of terahertz band is being considered for six-generation mobile communications, and the use of beamforming anten... [more] |
AP2023-168 pp.47-51 |
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 |
SANE |
2021-08-26 14:00 |
Online |
Online |
A Consideration for Virtual Array in MIMO Radar Hirokazu Kobayashi (Electromagnetic Wave System Lab.) SANE2021-22 |
Multiple-input multiple-output (MIMO) radar that employs multiple antennas to transmit orthogonal waveforms and multiple... [more] |
SANE2021-22 pp.1-6 |
CQ, CBE (Joint) |
2021-01-20 09:45 |
Online |
Online |
Study on signal selection in blind based virtual massive array Sota Takahashi, Issei Watanabe, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Tomoki Murakami (NTT) CQ2020-60 |
In fifth-generation (5G) and later (B5G/6G) systems, massive multiple-input-multiple-output (MIMO) systems using a large... [more] |
CQ2020-60 pp.1-4 |
AP |
2020-08-21 10:50 |
Online |
Online |
A Study on Estimation of Source Locations with Virtual Array using UAVs Shun Takase, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Tutomu Mitsui (Koden Electric), Takahiro Matsuda (Metropolitan Univ.) AP2020-27 |
In recent years, the operation of wireless communication systems has increased due to the spread of wireless LANs, smart... [more] |
AP2020-27 pp.23-26 |
MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Development of SHF Band Channel Sounder by Virtual Cubic Array Kang CheChia, Saitou Kentaro, Takada Jun-ichi (Tokyo Tech) |
Due to the increasing demand of the user traffic forward the 5th generation mobile communication system, utilizing massi... [more] |
|
MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Transmission Error Correction Using Eigenvectors in MIMO Radar with Overlapping Elements Hidetaka Kato, Nobuyoshi Kikuma, Kunio Sakakibara (NIT) |
In recent years, development of high-performance radar is required to realize automatic driving and danger avoidance sys... [more] |
|
CQ |
2019-05-30 13:45 |
Hiroshima |
Hiroshima City University |
A proposal on propagation environmental control by virtual massive array Issei Watanabe, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Tomoki Murakami (NTT) CQ2019-15 |
With the rapid spread of wireless communication devices such as smartphones in recent years, mobile communication traffi... [more] |
CQ2019-15 pp.23-26 |
AP |
2019-05-16 14:30 |
Hyogo |
Kanpo-no-yado Arima (Arima Onsen, Hyogo) |
Consideration on Physical Models of Synthetic Aperture Measurement Techniques Ryo Yamaguchi (Soft Bank) AP2019-4 |
Far field measurement method using synthetic aperture method is effective to an 1-dimensional long antenna like a mobile... [more] |
AP2019-4 pp.19-24 |
RCC, ASN, RCS, NS, SR (Joint) |
2015-07-29 15:50 |
Nagano |
JA Naganoken Bldg. |
An experimental discussion of virtual array antenna technologies for dynamic beam-forming in a low cost way Taichi Ohtsuji, Takahide Yoshida, Hiroto Sugahara (NEC) ASN2015-28 |
With rapid growth of IoT (Internet of Things), a scenario of wireless communications between moving things is expected t... [more] |
ASN2015-28 pp.43-48 |
WBS |
2010-10-08 09:30 |
Nara |
Naramachi Center |
[Poster Presentation]
Ultra-Wideband Spatio-Temporal Channel Sounding with Use of an OFDM Signal in an Indoor Environment Daisuke Sugizaki, Soichi Saito, Naohiko Iwakiri, Takehiko Kobayashi (Tokyo Denki Univ.) WBS2010-29 |
Microwave vector network analyzer (VNA) has been widely used to as an ultra wideband (UWB) channel sounder. However, ch... [more] |
WBS2010-29 pp.47-52 |
RCS, AN, MoNA, SR (Joint) |
2009-03-04 14:00 |
Kanagawa |
YRP |
A Study on Transmit Power in an Uplink Virtual MIMO System Yuta Saito, Yasutaka Ogawa, Takeo Ohgane, Toshihiko Nishimura (Hokkaido Univ.) RCS2008-223 |
A higher frequency band is considered to be used for future mobile communications. However, reliable transmission may no... [more] |
RCS2008-223 pp.65-70 |
AP |
2009-01-22 10:20 |
Fukuoka |
Fukuoka University |
Optimization of Virtual Element Position for Array Calibration based on Virtual Array Concept Takashi Naito, Hiroyoshi Yamada, Yoshio Yamaguchi (Niigata Univ.) AP2008-162 |
In recent years, superresolution DOA estimation with an array antenna has become indispensable for various application f... [more] |
AP2008-162 pp.73-78 |
RCS |
2008-08-27 10:50 |
Hokkaido |
Hokkaido University |
A Study on the Feedback Amount Reduction of Frequency Offset and Transmit Weight in a Virtual MIMO System Yuta Saito, Yasutaka Ogawa, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.) RCS2008-57 |
A higher frequency band is considered to be used for future mobile communications. However, reliable transmission may no... [more] |
RCS2008-57 pp.25-30 |
AP |
2008-06-19 14:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
DOA estimation Using the Difference Between of 2 Modevectors Hiromi Matsuno, Hiroyuki Arai (Yokohama National Univ.) AP2008-32 |
This paper shows a DOA estimation using virtual modevectors which consist of the difference between 2 modevectors of arr... [more] |
AP2008-32 pp.17-22 |
AP |
2008-01-23 16:00 |
Okinawa |
Tyeruru.(Naha) |
On calibration of elevation angle dependency for DOA estimation with linear array using virtual array Takashi Naito, Hiroyoshi Yamada, Yoshio Yamaguchi (Niigata Univ.) AP2007-130 |
In recent years, superresolution DOA estimation with array antenna has become indispensable for various application fiel... [more] |
AP2007-130 pp.45-50 |
AP |
2008-01-24 10:30 |
Okinawa |
Tyeruru.(Naha) |
Direction of Arrivals Estimation of Coherent Signal Waves Using Interpolated ESPRIT in Thinning Array Antenna Yuki Hamana, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TUAT) AP2007-134 |
It is difficult to estimate DOA(Direction-of-Arrival) of coherent signal waves by SSP(Spatial Smoothing Preprocessing) a... [more] |
AP2007-134 pp.69-74 |
RCS, AP (Joint) |
2007-11-08 11:20 |
Tokyo |
Univ. of Electro-Commun. |
A Study on Uplink Weights Compensating Terminal Frequency Offsets in a Virtual MIMO System Yuta Saito, Yasutaka Ogawa, Takeo Ohgane, Toshihiko Nishimura (Hokkaido Univ.) AP2007-107 |
Recently, a virtual antenna array, which is formed by multiple terminals cooperating each other, has attracted attention... [more] |
AP2007-107 pp.31-36 |
AP, SAT (Joint) |
2005-07-22 09:30 |
Hokkaido |
Hotel Taisetsu |
DOA Estimation System Using Virtual Rectangular Array with Eigenvectors Akimichi Hirota, Hiroyuki Arai (Yokohama National Univ.), Masayuki Nakano (KDDI) |
In this paper, a ‘T’ character-type array antenna system is proposed which estimates the directions of arrival (DOA) by ... [more] |
AP2005-56 pp.107-112 |