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発表年月
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タイトル／共同研究者
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掲載誌
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巻・号・頁
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学術機関等
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| 2025/04 |
Low-Cost, High-Accuracy, and Long-Communication-Range Energy-Harvesting Beat Sensor With LoRa and Ω？Antenna for Water-Level
Monitoring
Manh-Hiep Dao, Koichiro Ishibashi, The-Anh Nguyen, Duy-Hieu Bui, Hiroshi Hirayama, Tuan-Anh Tran, Xuan-Tu Tran
|
IEEE Sensors Journal |
25巻
8号
13175から
13188ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2024/04 |
RF-DC Conversion Circuit using Quadrature Hybrid for Complex Maximum Power Point Tracking
Kozaburo Tanahashi, Hiroshi Hirayama
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IEICE Electronics Express |
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IEICE |
| 2023/02 |
H-Shaped Slot Antenna with Harmonic Tuning Function and Integrated Power Amplifier,
Yuto Narita, Koichi Nozawa, Noriyuki Tanba, Shinji Hara, Hiroshi Hirayama
|
Energies |
16(5)巻
2128号
1から
14ページまで
|
|
| 2022/08 |
大型核融合試験施設におけるメガワットミリ波ジャイロトロン発振器周辺の電磁環境調査
田中将裕, 吉村泰夫, 伊藤哲, 王建青, 平山裕, 宇田達彦, 藤原修
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電子情報通信学会論文誌 B |
J105-B巻
8号
629から
636ページまで
|
|
| 2022/07 |
Characteristic Mode Analysis of H-shaped Slot Patch Antenna with Class-F Load Function |
Proc. of IEEE WPW2022 |
739から
742ページまで
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|
| 2022/06 |
大型磁場閉じ込め核融合研究施設におけるメガワット級77GHzミリ波発振器周辺の漏洩電磁波測定
田中将裕, 吉村泰夫, 伊藤哲, 平山裕, WANG Jianqing, 宇田達彦, 藤原修
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電子情報通信学会大会講演論文集(CD-ROM) |
2022巻
|
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| 2021/12 |
Basic Characteristics of Proximity-Fed Microstrip Patch Antenna Having Class-F Load Impedance for Microwave Power Transfer
Shunya Ban, Hiroshi Hirayama
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Proc. of AWPT2021 |
|
|
| 2021/11 |
Reduction in Human Interaction with Magnetic Resonant Coupling WPT Systems with Grounded Loop
Xianyi Duan, Junqing Lan, Yinliang Diao, Jose Gomez-Tames, Hiroshi Hirayama, Masashi Hotta, George Fischer, Akimasa Hirata
|
Energies |
14巻
21号
1から
14ページまで
|
|
| 2021/07 |
Microstrip Patch Antenna with Class-F Load and DC Block Function for Microwave Power Transfer
Takase Oshima, Shunya Ban, Hiroshi Hirayama
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IEICE Electronics Express |
18巻
15号
1から
5ページまで
|
IEICE |
| 2021/01 |
Proposal and Demonstration of Power Conversion-Chip/Amplifier Integrated Antenna
Shinji Hara, Asako Suzuki, Hiroshi Hirayama
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Proc. of EuMC 2020 |
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|
| 2020/09 |
Zero-Current Switching with LC Resonant Tank Circuit and Capacitor Isolation DC-DC Converter
Nakashima Osamu, Hirayama Hiroshi, Hiwatari Daichi, Jonokuchi Hideki
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Proc. of EPE 2020 |
|
|
| 2020/08 |
Folded Dipole Antenna with Class-F Load Function for Rectenna of Microwave Power Transfer
Takase Oshima, Hiroshi Hirayama
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IEICE Communications Express |
9巻
11号
524から
528ページまで
|
|
| 2020/06 |
Reduction of Human Interaction with Wireless Power Transfer System Using Shielded Loop Coil
Akihiko Kumazawa, Yinliang Diao, Akimasa Hirata, Hiroshi Hirayama
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Electronics |
9巻
6号
1から
13ページまで
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|
| 2020/04 |
Folded Spiral Resonator with Double-Layered Structure for Near-Field Wireless Power Transfer
Takaya Arai, Hiroshi Hirayama
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Energies |
13巻
7号
1から
13ページまで
|
|
| 2019/12 |
Double-layered Folded Spiral Resonator for Coupled-resonant Wireless Power Transfer
Takaya ARAI, Kohei NIMURA, Hiroshi HIRAYAMA
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IEICE Communications Express |
8巻
12号
490から
494ページまで
|
|
| 2019/12 |
Transmission efficiency improvement using Shielded Loop Antenna for Coupled-resonant Wireless Power Transfer
Akihiko Kumazawa, Hiroshi Hirayama
|
IEICE Communications Express |
8巻
12号
485から
489ページまで
|
|
| 2019/12 |
Near-field Wireless Power Transfer for Moving Vehicle Using Collinear Array Antenna
Takase OSHIMA, Hiroshi HIRAYAMA
|
IEICE Communications Express |
8巻
12号
617から
622ページまで
|
|
| 2018/11 |
Wireless Power Transfer for Moving Vehicle Using Collinear Array Antenna
Jun Deguchi, Hiroshi Hirayama
|
Proc. of AWPT2018 |
|
|
| 2018/11 |
Basic Design and Analysis of Folded Dipole Antenna for 5.8 GHz Wireless Power Transfer
Reiji Nishigaki, Hiroshi Hirayama
|
Proc. of AWPT2018 |
|
|
| 2018/11 |
Impedance Matching Mechanism of Shielded Loop Antenna for Wireless Power Transfer
Akihiko Kumazawa, Hiroshi Hirayama
|
Proc. of AWPT2018 |
|
|
| 2018/11 |
Mechanism of SAR Reduction of Shielded-Loop Antenna in Wireless Power Transfer
Kenta Yamada, Hiroshi Hirayama
|
Proc. of AWPT2018 |
|
|
| 2018/11 |
Basic Characteristics of a Double-layered Folded Spiral Resonator for Coupled-resonant Wireless Power Transfer
Kohei Nimura, Hiroshi Hirayama
|
Proc. of AWPT2018 |
|
|
| 2018/11 |
Characteristic Comparison of Various Kinds of Couplers for Near-Field Wireless Power Transfer
Takaya Arai, Hiroshi Hirayama
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Proc. of AWPT2018 |
|
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| 2017/12 |
Reduction of SAR for Wireless Power Transfer of Visual Prosthesis Using Shielded Loop
Yuichi Yamawaki, Hiroshi Hirayama, Hideki Jyonokuchi
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Proc. of AWPT2017 |
|
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| 2017/12 |
Propagation Characteristics of Indoor Wireless Power Transfer Using MIMO Technology
Shingo Yamaji, Hiroshi Hirayama
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Proc. of AWPT2017 |
|
|
| 2017/12 |
Basic Characteristics of a Folded Spiral Antenna for Coupled-resonant Wireless Power Transfer
Kohei Nimura, Hiroshi Hirayama
|
Proc. of AWPT2017 |
|
|
| 2017/12 |
On a Transmission Efficiency of Shielded Spiral Antenna for Coupled-Resonant Wireless Power Transfer
Naoya Kajiura, Hiroshi Hirayama
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Proc. of AWPT2017 |
|
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| 2017/06 |
Suppression of Common-mode Radiation Using Folded-spiral Antenna for Wireless Power Transfer
Hiroshi Hirayama, Masanori Ando, Toshihito Sonobe
|
Proc. of APEMC 2017 |
|
|
| 2017/01 |
Unified Coupling and Resonant Model for Near-field Wireless Power Transfer System
Hiroshi Hirayama
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2017 IEEE INTERNATIONAL CONFERENCE ON COMPUTATIONAL ELECTROMAGNETICS (ICCEM) |
122から
123ページまで
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|
| 2017/01 |
Review of Near-Field Wireless Power and Communication for Biomedical Applications
Han-Joon Kim, Hiroshi Hirayama, Sanghoek Kim, Ki Jin Han, Rui Zhang, Ji-Woong Choi
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IEEE ACCESS |
5巻
21264から
21285ページまで
|
|
| 2016/12 |
On a Transmission Characteristics of Open-type Double-layer Spiral Resonator for Wireless Power Transfer
Ikuto Moriya, Hiroshi Hirayama
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Proc. of AWPT 2016 |
|
|
| 2016/01 |
Impedance Matching using Folded Spiral Antenna for Coupled-resonant Wireless Power Transfer
Masanori Ando, Hiroshi Hirayama
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2016 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
56から
57ページまで
|
|
| 2016/01 |
Improvement of Transmission Efficiency using Shielded-Loop Antenna for Wireless Power Transfer
Naoya Kajiura, Hiroshi Hirayama
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2016 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
52から
53ページまで
|
|
| 2016/01 |
On a Transmission Efficiency of Tape-wound Spiral Antenna for Coupled Resonant Wireless Power Transfer
Keigo Nakamura, Hiroshi Hirayama
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2016 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
528から
529ページまで
|
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| 2015/12 |
Transmission Characteristics of Tape-wound Spiral Antenna for Coupled Resonant Wireless Power Transfer
Keigo Nakamura, Hiroshi Hirayama
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Proc. of AWPT 2015 |
|
|
| 2015/12 |
Transmission Characterisitics of Wireless Power Transfer with Self-Resonant Antenna Using an Existing Structure as a Repeater
Shohei Fukasawa, Keigo Nakamura, Hiroshi Hirayama
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Proc. of AWPT 2015 |
|
|
| 2015/08 |
結合共振型無線電力伝送用アレーアンテナを用いた金属異物検出システムの検討
矢満田 博之, 平山 裕, 菊間 信良, 榊原 久二男
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電子情報通信学会論文誌 |
J98-B巻
8号
795から
803ページまで
|
|
| 2015/04 |
Wireless Power Transfer Using Self-resonant Spiral Antenna Through Reinforced Plasterboard Wall
Hiroshi Hirayama, Shohei Fukasawa, Keigo Nakamura, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of EuCAP 2015 |
|
|
| 2015/03 |
Influence of Metal Plate on Longitudinal Winding Coils in Wireless Power Transfer with Magnetically Coupled Resonance
Hisamichi Mori, Yuya Aoki, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of iWAT2015(International Workshop on Antenna Technology) |
100から
101ページまで
|
|
| 2015/02 |
DOA-Matrix法とSAGEアルゴリズムを併用した到来電波の到来方向と角度広がりの同時推定
奥野将士, 菊間信良, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J98-B巻
2号
162から
171ページまで
|
|
| 2015/01 |
Design of Spiral-Slot Frequency Selective Surfaces for Shielding from Noises of Wireless Power Transfer
Kei Firdaus, Kunio Sakakibara, Yuto Amano, Hiroshi Hirayama, Nobuyoshi Kikuma, Takanobu Tabata, Satoshi Hori
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2015 INTERNATIONAL WORKSHOP ON ANTENNA TECHNOLOGY (IWAT) |
345から
347ページまで
|
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| 2014/10 |
EMC characteristics of open-end and short-end helical antennas for coupled-resonant wireless power transfer
Hiroshi Hirayama, Shohei Fukasawa, Hiroyuki Yamada, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEEE International Symposium on Electromagnetic Compatibility |
1から
4ページまで
|
Institute of Electrical and Electronics Engineers Inc. |
| 2014/04 |
Dielectric Loading Effect of Spiral Tape Antenna for Coupled-resonant Wireless Power Transfer
Hiroshi Hirayama, Kanako Komatsu, Hiroyuki Yamada, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of EuCAP 2014 |
2426から
2427ページまで
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| 2014/01 |
DOA Estimation by MUSIC Algorithm using Forward-Backward Spatial Smoothing with Overlapped and Augmented Arrays
Toshiki Iwai, Naoki Hirose, Nobuyoshi Kikuma, Kunio Sakakibara, Hiroshi Hirayama
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2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
375から
376ページまで
|
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| 2014/01 |
Miniaturization of Period of Dual-band Frequency Selective Surface by using C-shaped Ring Slots
Yuto Amano, Kei Firdaus, Kunio Sakakibara, Shinya Iwanaga, Kiyotaka Kumaki, Satoshi Hori, Nobuyoshi Kikuma, Hiroshi Hirayama
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2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
401から
402ページまで
|
|
| 2014/01 |
Dielectric Loading Effect of Open-end Spiral Antenna for Wireless Power Transfer
Kanako Komatsu, Hiroyuki Yamada, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of Vietnam-Japan International Symposium on Antennas and Propagation |
|
|
| 2014/01 |
EMC Characteristics of Open-end and Short-end Helical Antennas for Coupled-Resonant Wireless Power Transfer
Hiroshi Hirayama, Shohei Fukasawa, Hiroyuki Yamada, Nobuyoshi Kikuma, Kunio Sakakibara
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2014 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (EMC EUROPE) |
1から
4ページまで
|
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| 2014/01 |
Undesired Emission from Coupled-Resonant Wireless Power Transfer Antenna for Fundamental and Harmonics Frequency
Hiroshi Hirayama, Hiroyuki Yamada, Nobuvoshi Kikuma, Kunio Sakakibara
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2014 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY, TOKYO (EMC'14/TOKYO) |
438から
441ページまで
|
|
| 2014/01 |
Travelling-wave Planar Array Antennas for Beam-scanning Systems in Millimeter-wave Band
Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2014 IEEE ASIA-PACIFIC CONFERENCE ON APPLIED ELECTROMAGNETICS (APACE) |
|
|
| 2014/01 |
A Consideration on Simple Decoupling Circuit without Three-dimensional Structure for MIMO Antennas
Masahiro Mori, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
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2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
415から
416ページまで
|
|
| 2014/01 |
Grating Lobe Suppression of Narrow-wall Slotted Waveguide Array Antenna using Thin Narrow-wall Waveguides in Millimeter-wave
Band
Toshinori Araki, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
139から
140ページまで
|
|
| 2014/01 |
Low-Sidelobe Design of Microstrip Comb-Line Antennas for Beam-Tilting in Perpendicular Plane to Feeding Line
Daiki Nakazawa, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
295から
296ページまで
|
|
| 2014/01 |
Performance Improvement of Localization of Coherent Near-field Sources by Combined Use of DOA-Matrix Method and SAGE Algorithm
Kyohei Takeuchi, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
385から
386ページまで
|
|
| 2014/01 |
Sidelobe Reduction of Microstrip Comb-Line Antennas for Beam-Tilting Design in Perpendicular Plane to Feeding Line
Daiki Nakazawa, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2014 IEEE INTERNATIONAL WORKSHOP ON ELECTROMAGNETICS (IEEE IWEM): APPLICATIONS AND STUDENT INNOVATION COMPETITION |
161から
162ページまで
|
|
| 2014/01 |
Performance Improvement of Obstacle Detection of Short Range MIMO Sensor Using Signal Subspace
Yuya Aoki, Hisamichi Mori, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
2014 INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION (ISAP) |
377から
378ページまで
|
|
| 2013/10 |
An Investigation on Self-Resonant and Capacitor-Loaded Helical Antennas for Coupled-Resonant Wireless Power Transfer
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE TRANSACTIONS ON COMMUNICATIONS |
E96B巻
10号
2431から
2439ページまで
|
|
| 2013/09 |
Far-field Radiation and Near-field Leakage of Self-resonant Spiral Antennas for Coupled-resonant Wireless Power Transfer
Kanako Komatsu, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of EMC Europe 2013 |
883から
886ページまで
|
|
| 2013/09 |
EMアルゴリズムを用いた2D-DOA推定のためのアレー形状変換法 ―CSS法に基づくアレー形状変換―
石崎亮多, 菊間信良, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J96-B巻
9号
945から
954ページまで
|
|
| 2013/08 |
Obstacle Detection Method Using Array Antenna for Coupled-resonant Wireless Power Transfer
Hiroyuki Yamada, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of PIERS 2013 |
1548から
1551ページまで
|
|
| 2013/05 |
A Consideration of Efficiency Improvement of Transmission Coil Array in Wireless Power Transfer with Magnetically Coupled
Resonance
Keishi Miwa, Hisamichi Mori, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceeding of IEEE WPTC2013 |
|
|
| 2013/02 |
時分割多重を用いる単一受信機によるアダプティブアレーのスイッチ切換方法に関する検討
古賀健一, 菊間信良, 平山裕, 榊原久二男, 古池竜也, 岩下明暁, 水野善之
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電子情報通信学会論文誌B |
J96-B巻
2号
149から
162ページまで
|
|
| 2013/01 |
Undesired Emission and Biological Effect of Open-end and Short-end Antennas for Coupled-resonant Wireless Power Transfer
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
|
2013 ASIA-PACIFIC SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (APEMC) |
|
|
| 2013/01 |
A consideration of designing coil array in wireless power transfer with magnetically coupled resonance
Keishi Miwa, Hisamichi Mori, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Asia-Pacific Microwave Conference Proceedings, APMC |
1215から
1217ページまで
|
|
| 2012/12 |
DOA Estimation Using Spatial Smoothing with Overlapped Effective Array Aperture
Kiyotoshi Sekine, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of APMC2012 |
1100から
1102ページまで
|
|
| 2012/10 |
Evaluation and Comparison of DOA Estimation Methods with Estimated Number of Signals
Kazuto Sugimoto, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
355から
358ページまで
|
|
| 2012/10 |
Location Estimation of Multiple Near-Field Broadband Sources by Combined Use of DOA-Matrix Method and SAGE Algorithm in Array
Antenna Processing
Takahiro Hirano, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
363から
366ページまで
|
|
| 2012/10 |
DOA Estimation Using Subspacing Tracking Method for Coherent Waves
Yosuke Kajimura, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
1148から
1151ページまで
|
|
| 2012/10 |
A Consideration of Performance Improvement of Location Estimation of Scatterers in MIMO Radar
Tatsuya Hayashi, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
1144から
1147ページまで
|
|
| 2012/10 |
Consideration of Use of Arrayed Transmitting Coils in Wireless Power Transfer with Magnetically Coupled Resonance
Keishi Miwa, Junya Kaneda, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
451から
454ページまで
|
|
| 2012/10 |
A Consideration of Interference Prevention Technique for Doppler Weather Radars
Atsumu Hattori, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
1091から
1094ページまで
|
|
| 2012/10 |
Relation Analysis between Feeding Structures and Effect of Shield for Coils in Wireless Power Transfer with Magnetically Coupled
Resonance
Junya Kaneda, Keishi Miwa, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
Proceedings of ISAP2012 |
1208から
1211ページまで
|
|
| 2012/10 |
A consideration of electric and magnetic coupling coefficient of spiral antenna for wireless power transfer
Kanako Komatsu, Tomohiro Amano, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of ISAP 2012 |
170から
173ページまで
|
|
| 2012/10 |
A consideration of helical antennas for coupled resonant wireless power transfer using equivalent circuit
Tomohiro Amano, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of ISAP 2012 |
435から
438ページまで
|
|
| 2012/10 |
Low-Sidelobe Design of Microstrip Comb-Line Antennas Using Stub-Integrated Radiating Elements in the Millimeter-Wave Band
Shingo Sugawa, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION |
60巻
10号
4699から
4709ページまで
|
|
| 2012/10 |
Automated Creation of Beamformer-Based Optimum DOA Estimation Algorithm Using Genetic Algorithm
Shunsuke Yoshimura, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE TRANSACTIONS ON COMMUNICATIONS |
E95B巻
10号
3332から
3336ページまで
|
|
| 2012/09 |
QR分解を用いたMENSE法に基づく到来波数推定法の改善
新村剛士, 杉本和人, 菊間信良, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J95-B巻
9号
1185から
1187ページまで
|
|
| 2012/01 |
Broadband Millimeter-Wave Microstrip Comb-Line Antenna Using Corporate Feeding System with Center-Connecting
Atsushi Kunita, Kunio Sakakibara, Kazuyuki Seo, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEICE TRANSACTIONS ON COMMUNICATIONS |
E95B巻
1号
41から
50ページまで
|
|
| 2012/01 |
Array Design Techniques of Microstrip Comb-line Antennas in Millimeter-wave Band
Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2012 IEEE ASIA-PACIFIC CONFERENCE ON ANTENNAS AND PROPAGATION (APCAP) |
84から
85ページまで
|
|
| 2012/01 |
Directional broadband planar slot antenna fed by dual-offset tri-plate lines on double-layer substrate in 20GHz band
Kunio Sakakibara, Arata Hasegawa, Hiroki Hori, Nobuyoshi Kikuma, Hiroshi Hirayama
|
Proceedings of the 2012 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications, APWC'12 |
325から
328ページまで
|
|
| 2012/01 |
A consideration of open- and short-end type helical antennas for magnetic-coupled resonant wireless power transfer
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proceedings of 6th European Conference on Antennas and Propagation, EuCAP 2012 |
3009から
3013ページまで
|
|
| 2012/01 |
Estimation of transmission characteristics for coupled resonant wireless power transfer in the kHz range
Hiroshi Hirayama, Yuki Okuyama, Taiki Shinhashi, Nobuyoshi Kikuma, Kunio Sakakibara
|
2012 IEEE MTT-S International Microwave Workshop Series on Innovative Wireless Power Transmission: Technologies, Systems,
and Applications, IMWS-IWPT 2012 - Proceedings
|
227から
230ページまで
|
|
| 2012/01 |
Millimeter-wave microstrip-feeding broadband aperture antennas in multi-layer configuration
Kunio Sakakibara, Hiroki Hori, Nobuyoshi Kikuma, Hiroshi Hirayama
|
Proceedings of 6th European Conference on Antennas and Propagation, EuCAP 2012 |
860から
864ページまで
|
|
| 2012/01 |
Transmission properties of dual-band loop slot frequency selective surfaces on plastic board
Katsuyuki Tachikawa, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama, Kiyotaka Kumaki, Satoshi Hori
|
2012 15th International Symposium on Antenna Technology and Applied Electromagnetics, ANTEM 2012 |
|
|
| 2012/01 |
Millimeter-Wave Microstrip-Line-Fed Broadband Waveguide Aperture Antennas
Shintaro Yano, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEICE TRANSACTIONS ON COMMUNICATIONS |
E95B巻
1号
34から
40ページまで
|
|
| 2011/12 |
Transmission loss of self-resonant type magnetic-coupled resonant wireless power transfer
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of ISETS 2011 |
|
|
| 2011/10 |
Estimation of Far-fi eld Emission of Magnetic CoupledResonant Wireless Power Transmission Using EquivalentCircuit Model
Yuki Okuyama, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of ISAP 2011 |
|
|
| 2011/10 |
Generation of Optimum DOA Estimation Algorithm by Using Genetic Algorithm
Shunsuke Yoshimura, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of ISAP 2011 |
|
|
| 2011/09 |
On a shielding effect of magnetic-coupled resonant wireless power transfer
Hiroshi Hirayama, Syun Asakura, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc of EMD 2011 |
|
|
| 2011/09 |
DOA-Matrix法とSAGEアルゴリズムを併用した複数の近傍波源の位置推定（共著）
菊間信良, 山下祐希, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J94-B巻
9号
1046から
1055ページまで
|
|
| 2011/05 |
Channel Capacity Improvement in Short-Range MIMO Using Side and Back Reflectors
Hiroshi Hirayama, Gen Matsui, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE TRANSACTIONS ON COMMUNICATIONS |
E94B巻
5号
1280から
1283ページまで
|
|
| 2011/05 |
Basic theory of magnetic-coupled-resonant wireless power transfer and recent progress
Hiroshi Hirayama
|
Proc. of APEMC 2011 |
|
|
| 2011/04 |
A Consideration of Equivalent Circuit of Magnetic-Resonant Wireless Power Transfer
Hiroshi Hirayama, Yuki Okuyama, Nobusyohi Kikuma, Kunio Sakakibara
|
Proc. of EuCAP 2011 |
|
|
| 2011/02 |
Millimeter-Wave Microstrip Comb-Line Antenna Using Reflection-Canceling Slit Structure
Yuki Hayashi, Kunio Sakakibara, Morihiko Nanjo, Shingo Sugawa, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION |
59巻
2号
398から
406ページまで
|
|
| 2011/01 |
Equivalent circuit of induction fed magnetic resonant WPT system
Hiroshi Hirayama, Yuki Okuyama, Nobuyoshi Kikuma, Kunio Sakakibara
|
2011 IEEE MTT-S International Microwave Workshop Series on Innovative Wireless Power Transmission: Technologies, Systems,
and Applications, IMWS-IWPT 2011 - Proceedings
|
239から
242ページまで
|
|
| 2011/01 |
Broadband Millimeter-Wave Microstrip Comb-Line Antenna Using Corporate Feeding System
Kunio Sakakibara, Atsushi Kunita, Daiki Kawase, Nobuyoshi Kikuma, Hiroshi Hirayama, Kazuyuki Seo
|
2011 41ST EUROPEAN MICROWAVE CONFERENCE |
902から
905ページまで
|
|
| 2010/10 |
A New Scheme to Avoid Null Zone for HF-Band RFID with Diversity Combining of Loop Antennas
Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE TRANSACTIONS ON COMMUNICATIONS |
E93B巻
10号
2666から
2669ページまで
|
|
| 2010/10 |
Control of Power Dividing Ratio in Four-Way Power Divider for Feeding Microstrip Comb-Line Antenna
Morihiko NANJO, Kunio SAKAKIBARA, Nobuyoshi KIKUMA, Hiroshi HIRAYAMA
|
IEICE Transactions of Communications |
E93-B巻
10号
2651から
2654ページまで
|
|
| 2010/10 |
A Consideration of Channel Capacity of Near-Field MIMO Using Parasitic Elements
Gen Matsui, Hiroshi Hirayama, Nubuyoshi Kikuma, Kunio Sakakibara
|
Proc. of ISAP 2010 |
|
|
| 2010/10 |
狭帯域近傍波源に対するコヒーレント信号部分空間法適用時の位置推定特性改善に関する検討
古賀健一, 菊間信良, 平山裕, 榊原久二男, 河村大輔, 岩下明暁, 水野善之
|
電子情報通信学会論文誌B |
J93-B巻
10号
1445から
1455ページまで
|
|
| 2010/10 |
Narrow-Wall-Slotted Hollow-Waveguide Array Antenna Using Partially Parallel Feeding System in Millimeter-Wave Band
Yuki IKENO, Kunio SAKAKIBARA, Nobuyoshi KIKUMA, Hiroshi HIRAYAMA
|
IEICE Transactions of Communications |
E93-B巻
10号
2545から
2553ページまで
|
|
| 2010/09 |
Undesired emission from Magnetic-resonant wireless power transfer
Hiroshi Hirayama, Yuki Okuyama, Nobuyoshi Kikuma, Kunio Sakakibara
|
Proc. of EMC Europe 2011 |
|
|
| 2010/02 |
微係数拘束付き積分型Capon法による角度広がり推定の改善
小川勝, 菊間信良, 佐藤和夫, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J93-B巻
2号
390から
393ページまで
|
|
| 2010/02 |
SAGEアルゴリズムを用いた高分解能電波到来方向推定のための方形重み付きアレーアンテナ校正法
石黒靖博, 菊間信良, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J93-B巻
2号
303から
311ページまで
|
|
| 2010/02 |
OFDM伝送方式におけるブラインドMMSEアダプティブアレーの 収束特性改善に関する一検討
稲波雄一, 菊間信良, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J93-B巻
2号
312から
321ページまで
|
|
| 2010/01 |
Improvement of Channel Capacity of Near-field MIMO
Hiroshi Hirayama, Gen Matsui, Nobuyoshi Kikuma, Kunio Sakakibara
|
PROCEEDINGS OF THE FOURTH EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION |
|
|
| 2010/01 |
An Estimation Method of Poynting Vector with Near-Magnetic-Field Measurement
Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE Trans. On Electron IEICE |
E93-C巻
1号
66から
73ページまで
|
|
| 2010/01 |
An Estimation Method of Poynting Vector with Near-Magnetic-Field Measurement
Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE TRANSACTIONS ON ELECTRONICS |
E93C巻
1号
66から
73ページまで
|
|
| 2010/01 |
An consideration on equivalent circuit of wireless power transmission
Hiroshi Hirayama, Yuki Okuyama, Nobuyoshi Kikuma, Kunio Sakakibara
|
2010 14th International Symposium on Antenna Technology and Applied Electromagnetics and the American Electromagnetics Conference,
ANTEM/AMEREM 2010
|
|
|
| 2010/01 |
Millimeter-Wave Microstrip Array Antenna with Matching-Circuit-Integrated Radiating-Elements for Travelling-Wave Excitation
Kunio Sakakibara, Shingo Sugawa, Nobuyoshi Kikuma, Hiroshi Hirayama
|
PROCEEDINGS OF THE FOURTH EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION |
|
|
| 2010/01 |
Millimeter-wave Slotted Waveguide Planar Array Using Partially-Parallel Feeding with Travelling-wave Excitation
Kunio Sakakibara, Yuki Ikeno, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2010 IEEE ANTENNAS AND PROPAGATION SOCIETY INTERNATIONAL SYMPOSIUM |
|
|
| 2010/01 |
Design of four-way power-divider to control sidelobe level of microstrip comb-line antenna
Kunio Sakakibara, Morihiko Nanjo, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2010 IEEE International Conference on Wireless Information Technology and Systems, ICWITS 2010 |
|
|
| 2009/10 |
A consideration of electro-magnetic-resonant coupling mode in wireless power transmission
Hiroshi Hirayama, Toshiyuki Ozawa, Yosuke Hiraiwa, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEICE ELECTRONICS EXPRESS |
6巻
19号
1421から
1425ページまで
|
|
| 2009/07 |
Microstrip patch array antenna coupled with parasitic patches using one dimensional EBG structures
Kazuoki Matsugatani, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEICE ELECTRONICS EXPRESS |
6巻
13号
949から
954ページまで
|
|
| 2009/06 |
積分型モードベクトルを用いた微係数拘束付きCapon法による到来波の角度広がり推定
小川勝, 菊間信良, 佐藤和夫, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J92-B巻
6号
921から
929ページまで
|
|
| 2009/01 |
Improvement of Null Zone Avoidance Capability for HF-band RFID using Diversity Combining of Loop Antennas
Hiroshi Hirayama, Yu Satake, Nobuyoshi Kikuma, Kunio Sakakibara
|
2009 3RD EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION, VOLS 1-6 |
1514から
1517ページまで
|
|
| 2009/01 |
Layer-structured Detector Module for Passive Millimeter-wave Imaging
Kunio Sakakibara, Masashi Ikeda, Takahiro Suzuki, Wataru Maeda, Kunihiko Ookawa, Yutaka Aoki, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2009 EUROPEAN MICROWAVE CONFERENCE, VOLS 1-3 |
1630から
|
|
| 2009/01 |
Double Resonance of Broadband Microstrip-to-Waveguide Transition in Millimeter-Wave Band
Kunio Sakakibare, Mieko Fukatsu, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2009 3RD EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION, VOLS 1-6 |
3667から
3671ページまで
|
|
| 2008/12 |
Beam-Scanning Performance of Leaky-Wave Slot-Array Antenna on Variable Stub-Loaded Left-Handed Waveguide
Takaoki Ikeda, Kunio Sakakibara, Toru Matsui, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION |
56巻
12号
3611から
3618ページまで
|
|
| 2008/11 |
Broadband Planar Antenna Combining Monopole Element with Electromagnetic Bandgap
Kazuoki Matsugatani, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEICE TRANSACTIONS ON ELECTRONICS |
E91C巻
11号
1778から
1785ページまで
|
|
| 2008/08 |
Two-dimensional array design techniques of millimeter-wave microstrip comb-line antenna array
Kunio Sakakibara, Yuki Hayashi, Nobuyoshi Kikuma, Hiroshi Hirayama
|
RADIO SCIENCE |
43巻
4号
|
|
| 2008/01 |
Waveguide antenna applications of metamaterials to leaky-wave slotted waveguide array
Kunio Sakakibara, Toru Matsui, Yuki Ikeno, Kazushi Kawaguchi, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2008 IEEE INTERNATIONAL WORKSHOP ON ANTENNA TECHNOLOGY : SMALL ANTENNAS AND NOVEL METAMATERIALS - CONFERENCE PROCEEDINGS |
63から
66ページまで
|
|
| 2008/01 |
Visualization of emission from bend of a transmission line with Poynting vector and wave-number vector
Hiroshi Hirayama, Hiroshi Kondo, Nobuyoshi Kikuma, Kunio Sakakibara
|
2008 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (EMC EUROPE) |
260から
263ページまで
|
|
| 2008/01 |
Control of effective wavelength in the waveguide for grating lobes suppression of slotted waveguide array
Toru Matsui, Kunio Sakakibara, Yuki Ikeno, Kazushi Kawaguchi, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2008 IEEE INTERNATIONAL WORKSHOP ON ANTENNA TECHNOLOGY: SMALL ANTENNAS AND NOVEL METAMATERIALS, CONFERENCE PROCEEDINGS |
374から
377ページまで
|
|
| 2008/01 |
Derivative Constrained Capon Estimator using Integrated Mode Vector
Masaru Ogawa, Nobuyoshi Kikuma, Kazuo Sato, Hiroshi Hirayama, Kunio Sakakibara
|
2008 EUROPEAN RADAR CONFERENCE |
236から
|
|
| 2008/01 |
Beam-Tilting Design of Microstrip Comb-Line Antenna Array in Perpendicular Plane of Feeding Line for Three-Beam Switching
Yuki Hayashi, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2008 IEEE ANTENNAS AND PROPAGATION SOCIETY INTERNATIONAL SYMPOSIUM, VOLS 1-9 |
165から
168ページまで
|
|
| 2007/02 |
Grating Lobe Suppression of Narrow-Wall Slotted Hollow Waveguide Millimeter-Wave Planar Antenna for Arbitrarily Linear Polarization
Akiyoshi Mizutani, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION |
55巻
2号
313から
320ページまで
|
|
| 2007/01 |
DOA estimation of desired signals by cyclic ESPRIT based on noise subspace and its performance improvement
Yoshiyuki Inagaki, Nobuyoshi Kikuma, Hiroshi Hirayama, Kunio Sakakibara
|
ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS |
90巻
11号
95から
104ページまで
|
|
| 2007/01 |
Design and optimization of millimeter-wave microstrip-to-waveguide transition operating over broad frequency bandwidth
Yusuke Deguchi, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEICE TRANSACTIONS ON ELECTRONICS |
E90C巻
1号
157から
164ページまで
|
|
| 2007/01 |
Comparison of MUSIC algorithms using gradient- and integral-type mode vectors for direction of arrival and angular spread
estimation
Hiroyuki Hotta, Nobuyoshi Kikuma, Kunio Sakakibara, Hiroshi Hirayama
|
ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS |
90巻
6号
53から
64ページまで
|
|
| 2007/01 |
Beam scanning performance of leaky-wave slot array on left-handed waveguide
Kunio Sakakibara, Takaoki Ikeda, Nobuyoshi Kikuma, Hiroshi Hirayama
|
2007 IEEE ANTENNAS AND PROPAGATION SOCIETY INTERNATIONAL SYMPOSIUM, VOLS 1-12 |
5315から
5318ページまで
|
|
| 2006/01 |
Design of detector circuit for layer structured imaging module
Kunihiko Ohkawa, Kunio Sakakibara, Yutaka Aoki, Nobuyoshi Kikuma, Hiroshi Hirayama
|
Asia-Pacific Microwave Conference Proceedings, APMC |
3巻
1837から
1840ページまで
|
Institute of Electrical and Electronics Engineers Inc. |
| 2006/01 |
Design of millimeter-wave microstrip comb-line antenna array beam-tilting in perpendicular plane of feeding line
Yuichi Kashino, Kunio Sakakibara, Yuichi Tanaka, Nobuyoshi Kikuma, Hiroshi Hirayama
|
Asia-Pacific Microwave Conference Proceedings, APMC |
2巻
817から
820ページまで
|
|
| 2005/09 |
雑音部分空間を利用するCyclic ESPRITによる所望波の到来方向推定とその性能改善
稲垣好之, 菊間信良, 平山裕, 榊原久二男
|
電子情報通信学会論文誌B |
J88-B巻
9号
1780から
1788ページまで
|
|
| 2005/01 |
Millimeter-wave microstrip-to-waveguide transition operating over broad frequency bandwidth
Yusuke Deguchi, Kunio Sakakibara, Nobuyoshi Kikuma, Hiroshi Hirayama
|
IEEE MTT-S International Microwave Symposium Digest |
2005巻
2107から
2110ページまで
|
|
| 2005/01 |
Spectrum separation for electromagnetic noise using eigen-value decomposition of correlation matrix
Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
|
IEEE Antennas and Propagation Society, AP-S International Symposium (Digest) |
2巻
736から
739ページまで
|
|
| 2004/09 |
微分型及び積分型モードベクトルを用いたMUSIC法による到来方向と角度広がりの推定に関する比較検討
堀田浩之, 菊間信良, 榊原久二男, 平山裕
|
電子情報通信学会論文誌B |
J87-B巻
9号
1414から
1423ページまで
|
|
| 2004/09 |
複数サイクリック相関の同相合成を用いたBFN付CR-SCOREアダプティブアレー
水向渉, 菊間信良, 榊原久二男, 平山裕
|
電子情報通信学会論文誌B |
J87-B巻
9号
1249から
1258ページまで
|
|