IEICE Trans

Nobuyoshi KIKUMA

Performance Analysis of Block MSN Algorithm with Pseudo-Noise Control in Multi-User MIMO System Nobuyoshi KIKUMA Kousuke YONEZU Kunio SAKAKIBARA
Publication: Publication Date: 2019/02/01 Vol. E102-B No. 2 pp. 224-232 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2017) Category: MIMO Keyword: Multi-User MIMO, block beamforming, BD algorithm, BMSN algorithm, pseudo-noise control,
	Summary \| Full Text:PDF(1MB)

Effect of User Antenna Selection on Block Beamforming Algorithms for Suppressing Inter-User Interference in Multiuser MIMO System Nobuyoshi KIKUMA Kentaro NISHIMORI Takefumi HIRAGURI
Publication: Publication Date: 2018/07/01 Vol. E101-B No. 7 pp. 1523-1535 Type of Manuscript: INVITED PAPER (Special Section on Communication Quality in Wireless Networks) Category: Keyword: multiuser MIMO, block beamforming, user antenna selection, achievable bit rate, throughput,
	Summary \| Full Text:PDF(1.3MB)

An Investigation on Self-Resonant and Capacitor-Loaded Helical Antennas for Coupled-Resonant Wireless Power Transfer Hiroshi HIRAYAMA Tomohiro AMANO Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/10/01 Vol. E96-B No. 10 pp. 2431-2439 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2012) Category: Antennas Keyword: wireless power transfer, coupled resonant, helical antenna, self resonance,
	Summary \| Full Text:PDF(3.6MB)

Automated Creation of Beamformer-Based Optimum DOA Estimation Algorithm Using Genetic Algorithm Shunsuke YOSHIMURA Hiroshi HIRAYAMA Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/10/01 Vol. E95-B No. 10 pp. 3332-3336 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: array antenna, DOA estimation, genetic algorithm, genetic programming, Polish notation, combinatorial optimization,
	Summary \| Full Text:PDF(921.9KB)

Broadband Millimeter-Wave Microstrip Comb-Line Antenna Using Corporate Feeding System with Center-Connecting Atsushi KUNITA Kunio SAKAKIBARA Kazuyuki SEO Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/01/01 Vol. E95-B No. 1 pp. 41-50 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2010) Category: Antennas Keyword: millimeter-wave, microstrip antenna, array antenna,
	Summary \| Full Text:PDF(2.1MB)

Millimeter-Wave Microstrip-Line-Fed Broadband Waveguide Aperture Antennas Shintaro YANO Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/01/01 Vol. E95-B No. 1 pp. 34-40 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2010) Category: Antennas Keyword: Millimeter-Wave Antenna, Waveguide, LTCC substrate,
	Summary \| Full Text:PDF(1.4MB)

Channel Capacity Improvement in Short-Range MIMO Using Side and Back Reflectors Hiroshi HIRAYAMA Gen MATSUI Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/05/01 Vol. E94-B No. 5 pp. 1280-1283 Type of Manuscript: Special Section LETTER (Special Section on Antenna and Propagation Technologies Contributing to Diversification of Wireless Technologies) Category: Antennas Keyword: short-range MIMO, FDTD, eigen value distribution, MIMO antenna,
	Summary \| Full Text:PDF(692.7KB)

Transition from Waveguide to Two Microstrip Lines with Slot Radiators in the Millimeter-Wave Band Kazuyuki SEO Kunio SAKAKIBARA Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/05/01 Vol. E94-B No. 5 pp. 1184-1193 Type of Manuscript: Special Section PAPER (Special Section on Antenna and Propagation Technologies Contributing to Diversification of Wireless Technologies) Category: Antennas and Antenna Measurement Keyword: microstrip transition, millimeter-wave circuit, waveguide transition, comb-line antenna,
	Summary \| Full Text:PDF(2.8MB)

Narrow-Wall-Slotted Hollow-Waveguide Array Antenna Using Partially Parallel Feeding System in Millimeter-Wave Band Yuki IKENO Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2545-2553 Type of Manuscript: Special Section PAPER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: millimeter-wave antenna, waveguide, feeding circuit, array antenna,
	Summary \| Full Text:PDF(1.7MB)

Narrow-Wall-Connected Microstrip-to-Waveguide Transition Using V-Shaped Patch Element in Millimeter-Wave Band Kazuyuki SEO Kunio SAKAKIBARA Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2523-2530 Type of Manuscript: Special Section PAPER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: microstrip transitions, millimeter-wave circuit, waveguide transitions,
	Summary \| Full Text:PDF(1.3MB)

Control of Power Dividing Ratio in Four-Way Power Divider for Feeding Microstrip Comb-Line Antenna Morihiko NANJO Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2651-2654 Type of Manuscript: Special Section LETTER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: millimeter-wave, array antenna, microstrip antenna, comb-line antenna,
	Summary \| Full Text:PDF(524.8KB)

A New Scheme to Avoid Null Zone for HF-Band RFID with Diversity Combining of Loop Antennas Hiroshi HIRAYAMA Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2666-2669 Type of Manuscript: Special Section LETTER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: RFID, selective diversity, loop antenna, wireless power feeding,
	Summary \| Full Text:PDF(651.8KB)

An Estimation Method of Poynting Vector with Near-Magnetic-Field Measurement Hiroshi HIRAYAMA Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2010/01/01 Vol. E93-C No. 1 pp. 66-73 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and Its Application) Category: Keyword: electro-magnetic interference, near-field measurement, shielded loop probe, poynting vector, yee cell,
	Summary \| Full Text:PDF(861KB)

Broadband Planar Antenna Combining Monopole Element with Electromagnetic Bandgap Kazuoki MATSUGATANI Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2008/11/01 Vol. E91-C No. 11 pp. 1778-1785 Type of Manuscript: Special Section PAPER (Special Section on Microwave and Millimeter-wave Technologies) Category: Keyword: antenna, EBG, monopole, planar, microwave,
	Summary \| Full Text:PDF(990.7KB)

Design and Optimization of Millimeter-Wave Microstrip-to-Waveguide Transition Operating over Broad Frequency Bandwidth Yusuke DEGUCHI Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2007/01/01 Vol. E90-C No. 1 pp. 157-164 Type of Manuscript: PAPER Category: Microwaves, Millimeter-Waves Keyword: millimeter wave technology, millimeter wave circuits, microstrip circuits, waveguides,
	Summary \| Full Text:PDF(1MB)

Iterative DOA Estimation Using Subspace Tracking Methods and Adaptive Beamforming Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2005/05/01 Vol. E88-B No. 5 pp. 1818-1828 Type of Manuscript: INVITED PAPER (Special Section on Recent Progress in Antennas and Propagation Researches--Selected Papers Translated from the IEICE Transactions on Communications (Japanese Edition)--) Category: Keyword: DOA estimation, MUSIC, ESPRIT, subspace tracking, adaptive antenna,
	Summary \| Full Text:PDF(581.5KB)

Adaptive Antennas Nobuyoshi KIKUMA Mitoshi FUJIMOTO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/03/01 Vol. E86-B No. 3 pp. 968-979 Type of Manuscript: INVITED PAPER (Special Issue on Historical Review of Antenna Systems in Japan) Category: Keyword: adaptive antenna, coherent interference, beam steering error, broadband signal, mobile communication,
	Summary \| Full Text:PDF(1.2MB)

A Novel Adaptive Array Utilizing Frequency Characteristics of Multi-Carrier Signals Mitoshi FUJIMOTO Kunitoshi NISHIKAWA Tsutayuki SHIBATA Nobuyoshi KIKUMA Naoki INAGAKI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2000/02/25 Vol. E83-B No. 2 pp. 371-379 Type of Manuscript: PAPER Category: Radio Communication Keyword: adaptive array, mobile communication, multi-carrier, CMA,
	Summary \| Full Text:PDF(1.4MB)

Hallen Type Integral Equation for Cylindrical Antennas with Finite Gap Excitation Di WU Naoki INAGAKI Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1999/12/25 Vol. E82-B No. 12 pp. 2145-2152 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: integral equation, cylindrical antenna, finite gap excitation, external and internal current, moment method,
	Summary \| Full Text:PDF(1.2MB)

An Efficient ICT Method for Analysis of Co-planar Dipole Antenna Arrays of Arbitrary Lengths Adam Icarus IMORO Ippo AOKI Naoki INAGAKI Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1998/03/25 Vol. E81-B No. 3 pp. 659-667 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: MoM, ICT, co-planar dipole arrays, trial function, variational principle, input impedance, CAD/CAE applications,
	Summary \| Full Text:PDF(746.1KB)

An Improved Circuit Theory for the Analysis of Longer Co-planar Dipole Antennas Adam Icarus IMORO Yoshihisa KANI Naoki INAGAKI Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1997/02/25 Vol. E80-B No. 2 pp. 389-394 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: ICT, trial function, input impedance CAD/CAE, MoM,
	Summary \| Full Text:PDF(375KB)

FOREWORD Yasutaka OGAWA Kenichi KAGOSHIMA Ryuji: KOHNO Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1995/11/25 Vol. E78-B No. 11 pp. 1433-1434 Type of Manuscript: FOREWORD Category: Keyword:
	Summary \| Full Text:PDF(209.8KB)

The Differential CMA Adaptive Array Antenna Using an Eigen-Beamspace System Kentaro NISHIMORI Nobuyoshi KIKUMA Naoki INAGAKI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1995/11/25 Vol. E78-B No. 11 pp. 1480-1488 Type of Manuscript: Special Section PAPER (Special Issue on Adaptive Signal Processing Technology in Antennas) Category: Keyword: adaptive array, differential CMA, eigen-beamspace system, mobile communication, Marquardt method, steepest descent method,
	Summary \| Full Text:PDF(659.7KB)

High-Resolution Techniques in Signal Processing Antennas Yasutaka OGAWA Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1995/11/25 Vol. E78-B No. 11 pp. 1435-1442 Type of Manuscript: INVITED PAPER (Special Issue on Adaptive Signal Processing Technology in Antennas) Category: Keyword: null steering, superresolution technique, MUSIC algorithm, Root MUSIC, radar imaging,
	Summary \| Full Text:PDF(585KB)

A Use of Current Continuity Condition in GTD-MM Hybrid Technique Xu ZHANG Naoki INAGAKI Nobuyoshi KIKUMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1991/07/25 Vol. E74-C No. 7 pp. 2055-2060 Type of Manuscript: PAPER Category: Electromagnetic Theory Keyword:
	Summary \| Full Text:PDF(480.5KB)

The Tamed Adaptive Array for Imperfect Constraint Due to Mutual Coupling or Random Input Errors Nobuyoshi KIKUMA Kazuaki TAKAO
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1987/04/25 Vol. E70-E No. 4 pp. 430-434 Type of Manuscript: PAPER Category: Antenna and Propagation Keyword:
	Summary \| Full Text:PDF(389.7KB)

A Directionally Constrained Adaptive Array with Phase-Only Control Nobuyoshi KIKUMA Kazuaki TAKAO
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1985/05/25 Vol. E68-E No. 5 pp. 325-330 Type of Manuscript: PAPER Category: Antenna and Propagation Keyword:
	Summary \| Full Text:PDF(332.4KB)