Kazuhiro HIRASAWA


Beam Tilting Slot Antenna Elements with a Forced Resonance by Reactance Loading
Ki-Chai KIM Kazuhiro HIRASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/08/01
Vol. E95-B  No. 8  pp. 2610-2618
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
beam tiltingslot antennareactance loadingasymmetric drivingforced resonance
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Forcible Resonant Characteristics of a Cutoff Cavity-Backed Slot Radiator with a Single Reactance Loaded at the End of the Parasitic Post
Ki-Chai KIM Kazuhiro HIRASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/10/01
Vol. E93-B  No. 10  pp. 2777-2780
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
cavity-backed slot radiatorforced resonancereactance loading
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Beam Tilting Characteristics of a Slot Antenna Element with Reactance Loading
Ki-Chai KIM Kazuhiro HIRASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/09/01
Vol. E92-B  No. 9  pp. 2984-2986
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
slot antennabeam tiltingreactance loading
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Design and Optimization of Microstrip Parallel-Coupled-Line Bandpass Filters Incorporating Impedance Matching
Homayoon ORAIZI Mahdi MORADIAN Kazuhiro HIRASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/11/01
Vol. E89-B  No. 11  pp. 2982-2989
Type of Manuscript:  PAPER
Category: Devices/Circuits for Communications
Keyword: 
filtermicrostrip parallel-coupled-lineimpedance matchingmethod of least squaresoptimization
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Effects of a Parasitic Wire on Coupling between Two Slot Antennas
Takehiro MORIOKA Koji KOMIYAMA Kazuhiro HIRASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/09/01
Vol. E84-B  No. 9  pp. 2597-2603
Type of Manuscript:  Special Section PAPER (Special Issue on Innovation in Antennas and Propagation for Expanding Radio Systems)
Category: EMC
Keyword: 
coupling coefficientparasitic wireslot antennaground plane
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Circularly Polarized Cavity Backed Two-Element Rectangular Loop Slot Antenna
Song SHI Kazuhiro HIRASAWA Zhi Ning CHEN 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/07/25
Vol. E82-C  No. 7  pp. 1217-1222
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: Phased Arrays and Antennas
Keyword: 
rectangular loop slot antennacircular polarizationrectangular cavityshort-circuiting point
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Reduction of Coupling between Two Wire Antennas Using a Slot
Takehiro MORIOKA Kazuhiro HIRASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/05/25
Vol. E80-B  No. 5  pp. 699-705
Type of Manuscript:  Special Section PAPER (Special Issue on EMC/EMI Problems in Microwave Frequency Range)
Category: 
Keyword: 
coupling coefficienttransmission coefficientloaded slot
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A Circularly Polarized Broadband Rhombic Loop Antenna
Hisashi MORISHITA Kazuhiro HIRASAWA Tsukasa NAGAO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/06/25
Vol. E79-B  No. 6  pp. 865-870
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
rhombic loop antennacircular polarizationbroadbandswitch of polarizationtraveling wave current distribution
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Radar Sidelobe Canceller Characteristics in High Power Interference
Kiyonobu ABE Kazuhiro HIRASAWA Hideaki WATANABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/11/25
Vol. E78-B  No. 11  pp. 1507-1512
Type of Manuscript:  Special Section PAPER (Special Issue on Adaptive Signal Processing Technology in Antennas)
Category: 
Keyword: 
radarsidelobecancelleradaptive
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Circularly-Polarized Cavity-Backed Annular Slot Antenna with One Point Shorted
Hisashi MORISHITA Kazuhiro HIRASAWA Kyohei FUJIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/12/25
Vol. E74-B  No. 12  pp. 4096-4098
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
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Analysis of Power Inversion Adaptive Array Performance by Moment Method
Yimin ZHANG Kazuhiro HIRASAWA Kyohei FUJIMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/06/25
Vol. E71-E  No. 6  pp. 600-606
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
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