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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 32件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIS 2019-03-06
13:20
Tokyo Tokyo Univ. Science, Katsushika Campus A Study of Low-Energy Video Encoding Method for Raspberry Pi
Atsuki Fukumoto, Takashi Imagawa (Ritsumeikan Univ.), Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.), Hiroyuki Ochi (Ritsumeikan Univ.) SIS2018-38
In this paper, we consider energy-efficient video encoding methods which are appropriate for performance-, power- and en... [more] SIS2018-38
pp.5-9
SIS 2019-03-07
10:40
Tokyo Tokyo Univ. Science, Katsushika Campus A Study of Global Motion Compensation for Frame Interpolation with High-Resolution and High-Frame Rate Video
Keita Ukihashi, Takashi Imagawa (Ritsumeikan Univ.), Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.), Hiroyuki Ochi (Ritsumeikan Univ.) SIS2018-47
Frame interpolation is a method to realize wireless transmission of high frame-rate and high-resolution video in a senso... [more] SIS2018-47
pp.53-58
EA, ASJ-H, ASJ-AA 2018-07-24
13:00
Hokkaido Hokkaido Univ. [Poster Presentation] Rejection criterion for keyword recognition system
Xiaonan Jiang, Tatsuya Nakagoshi, Jiayue Tang, Riku Takanashi, Yu Tian, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ) EA2018-10
 [more] EA2018-10
pp.53-58
VLD, HWS
(Joint)
2018-02-28
15:00
Okinawa Okinawa Seinen Kaikan A Study on Quality Improvement of Frame Interpolation Method with High-Resolution and High-Frame Rate Video Using Foreground Elimination and Contour Extraction
Hirofumi Ihara, Takashi Imagawa (Ritumeikan Univ), Hiroki Uesaka, Shingo Kokami, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ), Hiroyuki Ochi (Ritumeikan Univ) VLD2017-98
Frame interpolation is one of methods to realize wireless transmission of high frame-rate and high resolution video unde... [more] VLD2017-98
pp.55-60
ICTSSL, CAS 2018-01-25
15:40
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Talk] Design techniques for wireless communication and image processing IP cores
Hiroshi Tsutsui (Hokkaido Univ.) CAS2017-120 ICTSSL2017-47
Owing to the advancement of CMOS device downsizing, the capacity of wireless communication and the resolution of various... [more] CAS2017-120 ICTSSL2017-47
p.55
VLD, DC, CPSY, RECONF, CPM, ICD, IE, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC
(Joint) [detail]
2017-11-07
10:55
Kumamoto Kumamoto-Kenminkouryukan Parea A Study of Pipelined Hardware Design of Matrix Inversion for Signal Separation in MIMO-OFDM Wireless Communication
Takashi Imagawa (Ritsumeikan Univ.), Takahiro Ikeshita, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) VLD2017-45 DC2017-51
With the increase in the number of MIMO streams and OFDM subcarriers for high-speed wireless communication, the amount o... [more] VLD2017-45 DC2017-51
pp.105-108
SIS 2016-06-10
09:50
Hokkaido Kushiro Tourism and Convention cent. New Speech Features Based on time-varying LPC for Robust Automatic Speech Recognition
George Mufungulwa, Alia Asheralieva, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2016-11
 [more] SIS2016-11
pp.55-59
SIS 2016-06-10
10:10
Hokkaido Kushiro Tourism and Convention cent. Two-steps Process Speech Recognition System for Similar Pronunciation Phrases under Noise Environment
Na Zhu, Yoshikazu Miyanaga, Hiroshi Tsutsui, Masumi Watanabe (Hokkaido Univ.) SIS2016-12
 [more] SIS2016-12
pp.61-64
SIS 2015-12-03
16:40
Fukui Matsuya-sensen (Awara city, Fukui) An Evaluation for Appropriate Camera Selection in 3D Reconstruction System Using Multiple Cameras
Hikaru Aoki, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2015-38
In 3D reconstruction using structure from motion (SfM), it is necessary to
capture images of a subject from various vie... [more]
SIS2015-38
pp.53-56
SIS 2015-12-03
17:00
Fukui Matsuya-sensen (Awara city, Fukui) Processing Time Reduction of Iterative Shrinkage Smoothing Using Parallel Processing
Seijiro Imai, Dabwitso Kasauka, Takashi Imagawa, Hiroshi Tsutsui (Hokkaido Univ.), Hiroyuki Okuhata (Synthesis Co.), Yoshikazu Miyanaga (Hokkaido Univ.) SIS2015-39
Iterative shrinkage smoothing algorithm can perform image smoothing with
eliminating fine details and preserving princi... [more]
SIS2015-39
pp.57-60
SIS 2015-12-04
09:50
Fukui Matsuya-sensen (Awara city, Fukui) An Evaluation of High Quality Synchronization Method Based on Delayed and Symmetric Correlation in MIMO-OFDM
Sukeyuki Iwata, Masahito Umehara, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2015-42
In this paper, we propose a highly accurate ODFM symbol timing synchronization method using cross–correlation in a... [more] SIS2015-42
pp.73-76
SIS 2015-12-04
11:00
Fukui Matsuya-sensen (Awara city, Fukui) An Accuracy Evaluation of Frame Interpolation Method Using High-Resolution Video and High-Frame Rate Video
Hiroki Uesaka, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2015-45
In this paper, we propose a new frame interpolation method using video that
has two types of information; high-resoluti... [more]
SIS2015-45
pp.89-94
SIS 2015-12-04
11:20
Fukui Matsuya-sensen (Awara city, Fukui) Image Shrinking Based Computational Cost Reduction of Moving Area Extraction Using Global Motion Estimation with KLT Tracker and Background Subtraction
Shingo Kokami, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2015-46
This paper proposes a computational cost reduction method for moving area
extraction using global motion estimation wit... [more]
SIS2015-46
pp.95-98
SIS, IPSJ-AVM 2015-09-03
14:20
Osaka Kansai Univ. Performance Evaluation of Carrier and Sampling Frequency Offset Compensation Using Measured Data in MIMO-OFDM Systems
Shinya Moriyama, Kosuke Morinaga, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.), Masaki Miura, Tohru Gotoh, Junji Yamano (RayTron) SIS2015-20
In this paper, we consider compensation methods of carrier frequency offset and sampling frequency offset in MIMO-OFDM s... [more] SIS2015-20
pp.31-36
CAS, SIP, MSS, VLD, SIS [detail] 2014-07-10
11:00
Hokkaido Hokkaido University Doppler-Resistant Channel Estimation Method Using RLS Algorithm for MIMO-OFDM Systems
Masahito Umehara, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) CAS2014-26 VLD2014-35 SIP2014-47 MSS2014-26 SIS2014-26
Frequency deviation by the Doppler shift in the multipath environment deteriorates the demodulation accuracy significant... [more] CAS2014-26 VLD2014-35 SIP2014-47 MSS2014-26 SIS2014-26
pp.135-140
SIS 2013-12-12
11:20
Tottori Torigin Bunka Kaikan (Tottori) Design of Highly Accurate 8x8 MIMO-OFDM System Using ASIP
Hiroki Iwaizumi, Masahiro Sugitani, Baiko Sai, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2013-33
In this paper, we propose a hardware design of highly accurate 8$times$8 multiple-input multiple-output - orthogonal fre... [more] SIS2013-33
pp.35-40
SIS 2013-12-12
11:40
Tottori Torigin Bunka Kaikan (Tottori) Development of 8x8 MIMO-OFDM System Using 9-Step MIMO Detector
Masahiro Sugitani, Hiroki Iwaizumi, Baiko Sai, Hiroshi Tsutsui, Yoshikazu Miyanaga (Hokkaido Univ.) SIS2013-34
An 8×8 MIMO-OFDM system is designed to achieve a large capacity and high-speed communication system. However, it is need... [more] SIS2013-34
pp.41-46
ICD, ITE-IST 2013-07-05
17:40
Hokkaido San Refre Hakodate Failure mode analysis for flip-flops at low voltages
Takafumi Fujita, Junya Kawashima, Masayuki Hiromoto (Kyouto Univ.), Hiroshi Tsutsui (Hokkaido Univ.), Hiroyuki Ochi (Ritsumeikan Univ.), Takashi Sato (Kyouto Univ.) ICD2013-45
Towards the reducing power consumption, subthreshold circuit which operates at a low voltage below the threshold voltage... [more] ICD2013-45
pp.129-134
SIS 2013-06-14
10:00
Kagoshima Houzan Hall (Kagoshima) [Tutorial Lecture] Design Case Study of Image Processing Hardware IP -- Development of Retinex-based Image Enhancement IP Core --
Hiroshi Tsutsui (Hokkaido Univ.) SIS2013-10
In recent years, the demand for image processing has been growing steadily with the wide use of digital imaging devices ... [more] SIS2013-10
pp.47-52
ICD 2012-12-17
10:20
Tokyo Tokyo Tech Front Verification of an Estimation Method of Minimum Operation Voltage by Measurement
Junya Kawashima, Hiroyuki Ochi, Hiroshi Tsutsui, Takashi Sato (Kyoto Univ.) ICD2012-87
 [more] ICD2012-87
pp.3-8
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