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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 57  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, AP, UWT
(Joint)
2020-11-25
10:15
Online Online A Study on Joint Channel and Data Estimation via Belief Propagation for Correlated Large MIMO Systems
Kenta Ito, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2020-111
We propose a novel joint channel and data estimation (JCDE) scheme for correlated large multi-user multi-input multi-out... [more] RCS2020-111
pp.7-12
RCS, AP, UWT
(Joint)
2020-11-26
15:40
Online Online Measures result and simulation evaluation of 45GHz band millimeter wave propagation characteristics in the curve section of railway
Yoshihiro Matsumura, Tomoyuki Tange, Takeshi Nishiyama (JR-Central.), Hiroyuki Igura, Tomoki Arakawa (NEC), Kouki Iwamoto, Kazuki Nakamura (RTRI), Yukitoshi Sanada (Keio Univ.) RCS2020-129
For mobile communication between ground and vehicles on railways, voice channel and several Mbps data transmission by wi... [more] RCS2020-129
pp.104-109
AP 2020-05-21
15:10
Okinawa Tiruru Okinawa (Naha-city)
(Cancelled, technical report was not issued)
Consideration on mmWave Propagation Channel Modeling [I] -- Statistical analysis after ray tracing of propagation environment --
Yoshio Karasawa
Ray tracing is a promising tool for evaluating the millimeter wave propagation environment. In this report, we summarize... [more]
RCS, SR, SRW
(Joint)
2020-03-04
09:25
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
Millimeter-Wave Radio Channel Sounder using Analog Beamformers
Shuaiqin Tang, Keiichiro Kumakura, Hideaki Momose, Minseok Kim (Niigata Univ.) SRW2019-62
As various wireless systems using millimeter-wave bands, such as 5G mobile communication and WiGig ultra-high-speed wire... [more] SRW2019-62
pp.15-20
RCS 2019-10-24
10:20
Kanagawa Yokosuka Research Park A Study of New Modulation method for providing solutions to issues of 5G system -- Proposal of basic extension method of beamforming function and MIMO function --
Ayano Iida, Kousuke Okubo, Kou Yamaguchi, Takahisa Miyata, Rin Minamii, Yutaka Kobayashi (Yokosuka highschool), Gen-ichiro Ohta (YRP) RCS2019-180
The new modulation method "MARIA method" for 6G invented last year [8] was renovated in response to the main issues of 5... [more] RCS2019-180
pp.13-18
AP 2019-03-14
14:55
Fukushima Yunoya (Iizaka Onsen, Fukushima) [Tutorial Lecture] MIMO Channel Propagation Parameter Estimation by Array Signal Processing
Kentaro Saito, Jun-ichi Takada (Tokyo Tech.) AP2018-190
The user traffic in the mobile communication has significantly increased owing to the widespread of smartphones. Therefo... [more] AP2018-190
pp.23-28
SR 2019-01-25
15:15
Fukushima Corasse, Fukushima city (Fukushima prefecture) A Study on Frequency-domain Interpolation of a Radio Environment Map for Bands of Cellular System
Keita Onose, Keita Katagiri (UEC), Koya Sato (TUS), Kei Inage (TMCIT), Takeo Fujii (UEC) SR2018-116
A Measurement-based Spectrum Database (MSD) attracts attention as highly accurate radio environment recognition. It is i... [more] SR2018-116
pp.123-128
RCS, NS
(Joint)
2018-12-21
15:10
Hiroshima Onomichi City Hall A Study on Large-scale Signal Detection with Gaussian Belief Propagation in Interleave Division Multiple Access
Wataru Kawabata, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2018-238
With the progress of IoT, the explosive increase in the number of devices connected to the Internet
is predicted. Among... [more]
RCS2018-238
pp.113-118
ASN, SRW
(Joint)
2018-11-05
13:00
Tokyo Tokyo Denki University, Tokyo Senju Campus [Technology Exhibit] Evaluation and Construction of Wireless Propagation Environment in Lab
Tomoko Arita, Takehiko Usami (Anritsu), Chin, Gilbert siy, ph.d., Kenji Amano (KKE), Kenji Ohashi (Anritsu) ASN2018-62 SRW2018-27
In radio communication represented by LTE, wireless propagation environment includes fading generated on the field. In t... [more] ASN2018-62 SRW2018-27
pp.47-54(ASN), pp.23-30(SRW)
CS 2018-11-02
11:00
Ehime The Shiki Museum [Invited Lecture] A Proposal on new modulation/demodulation method for 6G Mobile -- A Commentary of MARIA (MIMO Applied Resource-block Interleaving Access) method --
Gen-ichiro Ohta (YRP inc.), Maria Takigawa, Keisuke Hara, Aoi Yamaki, Yutaka Kobayashi (Yokosuka High School) CS2018-67
We devised a new modulation / demodulation scheme that enable improvement of spectral efficiency in the LTE / OFDMA syst... [more] CS2018-67
pp.67-72
RCS 2018-10-19
10:10
Tokyo Kikai-Shinko-Kaikan Bldg. A Study on new modulation/demodulation method for 6G Mobile -- A proposal of MARIA (MIMO Applied Resource-block Interleaving Access) method --
Maria Takigawa, Keisuke Hara, Aoi Yamaki, Hiroshi Kobayashi (Yokosuka Highschool), Gen-ichiro Ohta (YRP) RCS2018-166
We devised a novel modulation / demodulation scheme that makes it possible to improve spectral efficiency in LTE / OFDMA... [more] RCS2018-166
pp.83-88
SRW 2018-08-20
16:25
Okayama Okayama Univ. [Invited Talk] Localization of Unknown Radios in Urban Environments -- On-campus Experiment Results --
Azril Haniz, Gia Khanh Tran, Kei Sakaguchi, Jun-ichi Takada (Tokyo Tech.), Toshihiro Yamaguchi, Tsutomu Mitsui, Shintaro Arata (Koden) SRW2018-20
Conventional fingerprint-based localization techniques may fail to accurately localize targets if their signal parameter... [more] SRW2018-20
pp.63-68
ASN, NS, RCS, SR, RCC
(Joint)
2018-07-12
10:20
Hokkaido Hakodate Arena Experimental Verification of Frequency-Correlation of Radio Propagation Characteristics for Radio Environment Recognition
Keita Onose (UEC), Koya Sato (TUS), Kei Inage (TMCIT), Takeo Fujii (UEC) SR2018-32
Spectrum sharing with cognitive radio has attracted attention to solve the shortage of spectrum resources. In order to r... [more] SR2018-32
pp.73-78
RCS 2018-06-21
10:50
Nagasaki Nagasaki University A Study on Belief-propagation-based Signal Detection in Interleave Division Multiple Access
Wataru Kawabata, Toshihiko Nishimura, Take Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2018-50
With the progress of IoT, the explosive increase in the number of devices connected to the Internet is predicted. Among ... [more] RCS2018-50
pp.89-94
RCS, SR, SRW
(Joint)
2018-03-02
09:00
Kanagawa YRP [Invited Lecture] Machine Learning Based Regression of Fingerprint Database for Unknown Radio Localization
Azril Haniz, Gia Khanh Tran, Kei Sakaguchi, Jun-ichi Takada (Tokyo Tech), Toshihiro Yamaguchi, Tsutomu Mitsui, Shintaro Arata (Koden Electronics) SR2017-129
Conventional fingerprinting techniques may face difficulties in dealing with the localization of unknown radios, due to ... [more] SR2017-129
pp.81-88
MoNA, ASN, IPSJ-MBL, IPSJ-UBI [detail] 2018-02-27
11:20
Tokyo Sophia University Evaluating Network Capacity of Public Wi-Fi in Urban Area
Hiroki Iwasaki, Tatsuya Amano, Shugo Kajita, Hirozumi Yamaguchi, Teruo Higashino (Osaka Univ.), Mineo Takai (Osaka Univ./UCLA) MoNA2017-71
It is important to assess that public free Wi-Fi APs in urban areas can respond to users' need when deploying additional... [more] MoNA2017-71
pp.329-334
SIP, IT, RCS 2018-01-22
11:40
Kagawa Sunport Hall Takamatsu [Encouragement Talk] A Study on Criterion of Adaptively Scaled Belief for Large MIMO Detection Based on Belief Propagation
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) IT2017-59 SIP2017-67 RCS2017-273
This paper proposes a new design criterion of adaptively scaled belief (ASB) in Gaussian belief propagation (GaBP) and p... [more] IT2017-59 SIP2017-67 RCS2017-273
pp.25-30
SR, SRW
(Joint)
2017-10-23
14:00
Overseas Grand Hotel Palatino, Rome, Italy [Poster Presentation] Experimental Verification of Frequency-Correlation for Radio Environment Recognition Using Crowd Sensing
Keita Onose, Koya Sato (UEC), Kei Inage (TMCIT), Takeo Fujii (UEC) SR2017-74 SRW2017-26
Spectrum sharing with cognitive radio has attracted attention to solve the shortage of spectrum resources. In order to r... [more] SR2017-74 SRW2017-26
pp.27-28(SR), pp.31-32(SRW)
SRW 2017-08-21
13:00
Kyoto Kyoto University Development of SIMO Channel Sounder in 12GHz band by Utilizing Radio-on-Fiber Technology
Kosuke Murakami, Kentaro Saito, Jun-ichi Takada (Tokyo Inst. of Tech.) SRW2017-12
Due to the rapid increase of demand for the high throughput in mobile communications, the utilization of multiple-input ... [more] SRW2017-12
pp.19-24
RCS, SAT
(Joint)
2017-08-17
13:05
Niigata Niigata Univ. [Invited Lecture] A Study on Belief Propagation of Multi-Dimensional Signal Detection for Higher-Order Modulation
Shinsuke Ibi, Takumi Takahashi, Seiichi Sampei (Osaka Univ.) SAT2017-23 RCS2017-153
This paper proposes a novel design of the hybrid structure of probabilistic data association (PDA) and Gaussian belief p... [more] SAT2017-23 RCS2017-153
pp.19-24(SAT), pp.61-66(RCS)
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