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1

[IEEE 2013 IEEE Energy Conversion Congress and Exposition (ECCE) - Denver, CO, USA (2013.09.15-2013.09.19)] 2013 IEEE Energy Conversion Congress and Exposition - A concept of multi-level converter building modules to realize higher number of output levels

Obara, Hidemine, Sato, Yukihiko

Year:

2013

Language:

english

File:

PDF, 1.01 MB

english, 2013

2

[IEEE 2014 IEEE Energy Conversion Congress and Exposition (ECCE) - Pittsburgh, PA, USA (2014.9.14-2014.9.18)] 2014 IEEE Energy Conversion Congress and Exposition (ECCE) - Improved thermal management of multi-level converter building module to realize higher power density

Obara, Hidemine, Sato, Yukihiko

Year:

2014

Language:

english

File:

PDF, 1.23 MB

english, 2014

3

[IEEE 2015 IEEE Energy Conversion Congress and Exposition - Montreal, QC, Canada (2015.9.20-2015.9.24)] 2015 IEEE Energy Conversion Congress and Exposition (ECCE) - A study on minimum required capacitance in flying capacitor multilevel converters for grid-connected applications

Sato, Yukihiko, Iimura, Miki, Dodo, Yuki, Obara, Hidemine

Year:

2015

Language:

english

File:

PDF, 1.54 MB

english, 2015

4

[IEEE 2012 IEEE Energy Conversion Congress and Exposition (ECCE) - Raleigh, NC, USA (2012.09.15-2012.09.20)] 2012 IEEE Energy Conversion Congress and Exposition (ECCE) - Development of high power density flying capacitor multi-level converters with balanced capacitor voltage

Obara, Hidemine, Sato, Yukihiko

Year:

2012

Language:

english

File:

PDF, 1.22 MB

english, 2012

5

Experimental Trial of 5G Super Wideband Wireless Systems Using Massive MIMO Beamforming and Beam Tracking Control in 28GHz Band

OBARA, Tatsunori, OKUYAMA, Tatsuki, INOUE, Yuki, AOKI, Yuuichi, SUYAMA, Satoshi, LEE, Jaekon, OKUMURA, Yukihiko

Journal:

IEICE Transactions on Communications

Year:

2017

Language:

english

File:

PDF, 2.00 MB

english, 2017

6

[IEEE 2014 IEEE Energy Conversion Congress and Exposition (ECCE) - Pittsburgh, PA, USA (2014.9.14-2014.9.18)] 2014 IEEE Energy Conversion Congress and Exposition (ECCE) - Flexible power flow control for next-generation multi-terminal DC power network

Natori, Kenji, Obara, Hidemine, Yoshikawa, Kouhei, Hiu, Bao Cong, Sato, Yukihiko

Year:

2014

Language:

english

File:

PDF, 1.80 MB

english, 2014

7

[IEEE 2011 IEEE Energy Conversion Congress and Exposition (ECCE) - Phoenix, AZ, USA (2011.09.17-2011.09.22)] 2011 IEEE Energy Conversion Congress and Exposition - Theoretical analysis of self-balancing function of capacitor voltages in flying capacitor multi-level converters

Obara, Hidemine, Sato, Yukihiko

Year:

2011

Language:

english

File:

PDF, 672 KB

english, 2011

8

Joint Processing of Analog Fixed Beamforming and CSI-Based Precoding for Super High Bit Rate Massive MIMO Transmission Using Higher Frequency Bands

OBARA, Tatsunori, SUYAMA, Satoshi, SHEN, Jiyun, OKUMURA, Yukihiko

Journal:

IEICE Transactions on Communications

Year:

2015

Language:

english

File:

PDF, 1.61 MB

english, 2015

9

Reconstruction of the Scapholunate Interosseous Ligament Using Bone-capitohamate Ligament-bone

Nakamura, Toshiyasu, Obara, Yukihiko, Iwamoto, Takuji, Ochi, Kensuke, Sato, Kazuki

Journal:

The Journal of Hand Surgery: British & European Volume

Year:

2015

Language:

english

File:

PDF, 1.02 MB

english, 2015

10

[IEEE 2015 IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) - Hong Kong, China (2015.8.30-2015.9.2)] 2015 IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) - Indoor and outdoor experimental trials in 28-GHz band for 5G wireless communication systems

Obara, Tatsunori, Okuyama, Tatsuki, Aoki, Yuuichi, Suyama, Satoshi, Lee, Jaekon, Okumura, Yukihiko

Year:

2015

Language:

english

File:

PDF, 887 KB

english, 2015

11

[IEEE 2016 IEEE 27th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) - Valencia, Spain (2016.9.4-2016.9.8)] 2016 IEEE 27th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) - Experiment of 28 GHz Band 5G super wideband transmission using beamforming and beam tracking in high mobility environment

Obara, Tatsunori, Inoue, Yuki, Aoki, Yuuichi, Suyama, Satoshi, Lee, Jaekon, Okumurav, Yukihiko

Year:

2016

Language:

english

File:

PDF, 704 KB

english, 2016

12

[IEEE 2015 IEEE Globecom Workshops (GC Wkshps) - San Diego, CA, USA (2015.12.6-2015.12.10)] 2015 IEEE Globecom Workshops (GC Wkshps) - Performance Evaluation of 44GHz Band Massive MIMO Based on Channel Measurement

Taira, Akinori, Iura, Hiroki, Nakagawa, Kenji, Uchida, Shigeru, Ishioka, Kazuaki, Okazaki, Akihiro, Suyama, Satoshi, Obara, Tatsunori, Okumura, Yukihiko, Okamura, Atsushi

Year:

2015

Language:

english

File:

PDF, 1.91 MB

english, 2015

13

Acute blocking of forearm supination secondary to tearing of the triangular fibrocartilage complex

Suzuki, Taku, Nakamura, Toshiyasu, Tanino, Yoshihiko, Obara, Yukihiko, Yoshikawa, Yasuhiro, Iwamoto, Takuji

Journal:

The Journal of Hand Surgery (Asian-Pacific Volume)

Year:

2020

File:

PDF, 339 KB

2020

14

An Investigation of Capacitors for Flying Capacitor Converters

Obara, Hidemine, Kamaga, Masamu, Ito, Takumi, Sato, Yukihiko

Journal:

Electrical Engineering in Japan

Year:

2014

Language:

english

File:

PDF, 1.22 MB

english, 2014

15

Solitary cervical fibrous tumor

Obara, Yukihiko, Matsumoto, Morio, Chiba, Kazuhiro, Yabe, Hiroo, Toyama, Yoshiaki, Mukai, Makio

Journal:

Journal of Neurosurgery Spine

Year:

2003

Language:

english

File:

PDF, 71 KB

english, 2003

16

[IEEE 2015 IEEE Conference on Standards for Communications and Networking (CSCN) - Tokyo, Japan (2015.10.28-2015.10.30)] 2015 IEEE Conference on Standards for Communications and Networking (CSCN) - Channel estimation for super high bit rate massive MIMO systems using joint processing of analog fixed beamforming and CSI-based precoding

Obara, Tatsunori, Suyama, Satoshi, Okumura, Yukihiko

Year:

2015

Language:

english

File:

PDF, 421 KB

english, 2015

17

[IEEE 2014 IEEE Globecom Workshops (GC Wkshps) - Austin, TX, USA (2014.12.8-2014.12.12)] 2014 IEEE Globecom Workshops (GC Wkshps) - Requirements of power amplifier on super high bit rate massive MIMO OFDM transmission using higher frequency bands

Shen, Jiyun, Suyama, Satoshi, Obara, Tatsunori, Okumura, Yukihiko

Year:

2014

Language:

english

File:

PDF, 319 KB

english, 2014

18

[IEEE 2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) - Washington DC, USA (2014.9.2-2014.9.5)] 2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communication (PIMRC) - Joint fixed beamforming and eigenmode precoding for super high bit rate massive MIMO systems using higher frequency bands

Obara, Tatsunori, Suyama, Satoshi, Shen, Jiyun, Okumura, Yukihiko

Year:

2014

Language:

english

File:

PDF, 391 KB

english, 2014

19

Steroid-Induced Osteonecrosis of Bilateral Distal Humerus Treated by Arthroplasty Using Costal Osteochondral Graft: Case Report

Ryuichi Watanabe, Kazuki Sato, Toshiyasu Nakamura, Yukihiko Obara, Yoshiaki Toyama, Hiroyasu Ikegami

Journal:

The Journal of Hand Surgery: British & European Volume

Year:

2011

Language:

english

File:

PDF, 1.44 MB

english, 2011

20

[IEEE IECON 2014 - 40th Annual Conference of the IEEE Industrial Electronics Society - Dallas, TX, USA (2014.10.29-2014.11.1)] IECON 2014 - 40th Annual Conference of the IEEE Industrial Electronics Society - A realization of high-performance motion control systems by applying multi-level converters

Obara, Hidemine, Saito, Tatsuhito, Natori, Kenji, Sato, Yukihiko

Year:

2014

Language:

english

File:

PDF, 1.19 MB

english, 2014

21

Selection Criteria of Capacitors for Flying Capacitor Converters

Obara, Hidemine, Sato, Yukihiko

Journal:

IEEJ Journal of Industry Applications

Year:

2015

Language:

english

File:

PDF, 357 KB

english, 2015

22

Theoretical Analysis of Harmonics in PWM Output Waveform of Multilevel Inverters

Obara, Hidemine, Oguri, Hiroshi, Sato, Yukihiko

Journal:

Electrical Engineering in Japan

Year:

2015

Language:

english

File:

PDF, 1.69 MB

english, 2015

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