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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 78  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SANE 2021-08-27
09:15
Hokkaido Muroran city, Hokkaido
(Primary: On-site, Secondary: Online)
An Interpolation-based Vehicular Speed Measurement Technique for Chirp Sequence Radar using Narrowband Interference Canceller
Takahiro Maruyama, Masahiro Umehira, Yu Watanabe, Shigeki Takeda, Xiaoyan Wang (Ibaraki Univ)
 [more]
SANE 2021-08-27
09:40
Hokkaido Muroran city, Hokkaido
(Primary: On-site, Secondary: Online)
Extensive Performance Evaluation of FMCW Radar using Iterative Interference Suppression Scheme and Countermeasures for Input Saturation by Short-Range Interference
Akari Sakatani, Takuto Shimura, Masahiro Umehira, Yuu Watanabe, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.)
 [more]
SANE 2021-08-27
10:05
Hokkaido Muroran city, Hokkaido
(Primary: On-site, Secondary: Online)
A novel wideband interference suppression scheme for FMCW radar using envelope detection and sorting based interference detection threshold control
Takuto Shimura, Masahiro Umehira, Akari Sakatani, Yuu Watanabe, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.)
 [more]
SRW 2021-08-24
10:00
Niigata Niigata/online
(Primary: On-site, Secondary: Online)
Design of Multi-carrier Pilot Signals for Operation Point Estimation in Digital Pre-Distortion based Linearizer
Atushi Masubuchi, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.)
 [more]
WBS, MICT 2021-07-30
10:30
Online Online [Poster Presentation] A battery-less wireless vibration and physical shock sensing system using an edge processing for long-term measurements
Zequn Song, Ran Sun, Shigeki Takeda (Ibaraki Univ) WBS2021-23 MICT2021-16
(To be available after the conference date) [more] WBS2021-23 MICT2021-16
pp.7-12
WBS, MICT 2021-07-30
13:00
Online Online [Poster Presentation] 4-level ASK-PPM Turbo Coding System for Optical Wireless Communications
Shotaro Iinuma, Ran Sun, Shigeki Takeda (Ibaraki Univ.) WBS2021-28 MICT2021-21
(To be available after the conference date) [more] WBS2021-28 MICT2021-21
pp.34-38
RCS, SR, SRW
(Joint)
2021-03-04
10:30
Online Online Performance Evaluation of Digital Pre-Distortion based Linearizer using Operation Point Estimation Pilot for Mobile Terminal in Non-linear HPA with AM/AM and AM/PM Characteristics
Atsushi Masubuchi, Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2020-59
With the increase in uplink speeds and the use of millimeter wave bands, it is required to futher improve the power util... [more] SRW2020-59
pp.29-34
SANE 2021-01-28
15:45
Online Online A Proposal of an Advanced Chirp Sequence Radar using Narrowband Interference Canceller
Daiki Ammen, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SANE2020-43
A chirp sequence radar is promising for automotive applications for an automated driving car and advanced driver assista... [more] SANE2020-43
pp.32-37
SIP, IT, RCS 2021-01-22
11:05
Online Online Design and performance of receiving filter system for Overlap-Windowed-DFTs-OFDM with overlap FFT filter bank
Motoki Ishibashi, Masahiro Umehira, Wang Xiaoyan, Shigeki Takeda (Ibraki Univ.) IT2020-88 SIP2020-66 RCS2020-179
 [more] IT2020-88 SIP2020-66 RCS2020-179
pp.136-141
RCS 2020-10-22
13:00
Online Online [Invited Lecture] Link outage probability due to atmospheric and rain attenuation in THz-Band outdoor wireless communications
Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2020-97
 [more] RCS2020-97
pp.30-35
RCS, SR, SRW
(Joint)
2020-03-04
10:15
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
Study on Receive Filter System in Overlap-Windowed-DFTs-OFDM System
Motoki Ishibashi, Masahiro Umehisa, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2019-64
 [more] SRW2019-64
pp.27-32
RCS, SR, SRW
(Joint)
2020-03-05
14:15
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
Preliminary Study of HPA Linearization System using Look-up Table of HPA Input-Output Characteristics
Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2019-368
In order to reduce adjacent channel leakage power (ACLP) caused by small output back-off operation of HPA (High Power Am... [more] RCS2019-368
pp.245-249
RCS, SR, SRW
(Joint)
2020-03-06
12:30
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
[Technology Exhibit] Development of FMCW radar using inter-radar interference mitigation techniques to enable dense deployment
Masahiro Umehira, Yuu Watanabe, Takeo Okuda, Shintaro Ishikawa, Daiki Ammen, Shigeki Takeda, Xiaoyan Wang (Ibaraki Univ.) RCS2019-382 SR2019-131 SRW2019-78
 [more] RCS2019-382 SR2019-131 SRW2019-78
p.321(RCS), p.103(SR), p.99(SRW)
SAT, SANE
(Joint)
2020-02-20
10:50
Okinawa   A Proposal of a Novel Narrow band Interference Suppression Scheme using Interference Replica for Automotive FMCW radar
Daiki Ammen, Shintaro Ishikawa, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.), Hiroshi Kuroda (Hitachi Automotive Systems) SANE2019-120
As an automotive FMCW (Frequency Modulated Continuous Wave) radar used for automated driving or ADAS(Advanced Driver Ass... [more] SANE2019-120
pp.119-124
SAT, SANE
(Joint)
2020-02-20
11:15
Okinawa   A Novel Wideband Interference Suppression Technique using Adaptive Suppression Windowing Control for Automotive FMCW Radars.
Takeo Okuda, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.), Hiroshi Kuroda (Hitachi Automotive Systems) SANE2019-121
 [more] SANE2019-121
pp.125-130
MIKA
(2nd)
2019-10-03
11:15
Hokkaido Hokkaido Univ. [Poster Presentation] A Link Outage Probability Calculation Method for THz-Band Wireless Communication Systems using Approximate Distribution Model of Atmosphere and Rain
Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.)
 [more]
SRW 2019-06-10
10:50
Kanagawa Anritsu Impact of phase noise on transmission performance of Sub-THz band ultra-broadband wireless communications
Akira Tada, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2019-5
100Gbps ultra-broadband wireless communications using sub-THz band such as 275GHz band has been drawing a great deal of ... [more] SRW2019-5
pp.23-27
SRW 2019-06-10
14:20
Kanagawa Anritsu [Invited Talk] Research and Development of Autonomous and Distributed Multiple Access FMCW Radar Enabling Densely Deployed Use
Masahiro Umehira, Shigeki Takeda, Xiaoyan Wang (Ibaraki Univ.), Hiroshi Kuroda (Hitachi AMS) SRW2019-10
 [more] SRW2019-10
p.53
SR 2019-05-31
10:00
Tokyo Tokyo Big Sight [Technology Exhibit] Development and demonstration of FMCW radar to mitigate inter-radar interference
Takeo Okuda, Shintaro Ishikawa, Daiki Ammen, Masahiro Umehira, Shigeki Takeda, Xiaoyan Wang (Ibaraki Univ.), Hiroshi Kuroda (Hitachi AMS) SR2019-17
As FMCW radars will be densely deployed in future, inter-radar interference will cause miss-detection of the target due ... [more] SR2019-17
p.105
RCS 2019-04-19
12:10
Hokkaido Noboribetsu Grand Hotel ACLP Reduction Performance for OFDM and DFTs-OFDM signals in HPA Linearization System
Masahiro Umehira, Yuto Sugano, Takuya Okamoto, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) RCS2019-19
 [more] RCS2019-19
pp.91-96
 Results 1 - 20 of 78  /  [Next]  
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