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IEICE Trans

Nobuhiro KUGA

Harmonic Sensor Node with Single-Port Unidirectional Dualband Antenna Extracting Sensor-Voltage from Link-Channel Characteristics
Kakeru MURATA Iori SERIZAWA Kiyoku HAMADA Nobuhiro KUGA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2025/10/01
Vol. E108-C  No. 10  pp. 488-496
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
harmonic tag, unidirectional antenna, mobile communication, energy harvesting, dual band antenna, RFID, 
 Summary | Full Text:PDF
An Air-Gap Coupled Planar Patch Array Antenna
Ryunosuke MUROFUSHI Nobuhiro KUGA Eiji HANAYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2025/08/01
Vol. E108-B  No. 8  pp. 876-882
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Commemoration of Yagi-Uda Antenna 100th Anniversary)
Category: 
Keyword: 
deployable antenna, patch antenna, coupling, RFID, tag, 
 Summary | Full Text:PDF
Retrodirective Harmonic Tag Using Van-Atta Array Consisting of Dualband Unidirectional Antennas
Kakeru MURATA Takuto OYAMA Nobuhiro KUGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2025/08/01
Vol. E108-B  No. 8  pp. 883-890
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Commemoration of Yagi-Uda Antenna 100th Anniversary)
Category: 
Keyword: 
passive tag, RFID, harmonic tag, Van-Atta array, Retrodictive array, 
 Summary | Full Text:PDF
Non-Contact PIM Measurement Method Using Balanced Transmission Lines for Impedance Matched PIM Measurement Systems
Ryunosuke MUROFUSHI Nobuhiro KUGA Eiji HANAYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2023/12/01
Vol. E106-B  No. 12  pp. 1329-1336
Type of Manuscript:  Special Section PAPER (Special Section on Emerging Communication Technologies in Conjunction with Main Topics of ICETC 2022)
Category: 
Keyword: 
passive intermodulation, non-contact measurement, balanced line, TRL calibration, harmonic balance analysis, 
 Summary | Full Text:PDF
Noncontact PIM Measurement Method Using Partial Impedance-Matching Method
Kensuke SAITO Daijiro ISHIBASHI Nobuhiro KUGA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/09/01
Vol. E96-C  No. 9  pp. 1151-1154
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
passive intermodulation, microwave measurements, Nonlinear phenomena, base station antenna, coaxial line, microstrip line, 
 Summary | Full Text:PDF
Non-contact PIM Evaluation Method Using a Standing Wave Coaxial Tube
Daijiro ISHIBASHI Nobuhiro KUGA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/09/01
Vol. E95-C  No. 9  pp. 1508-1514
Type of Manuscript:  Special Section PAPER (Special Section on Recent Development of Electro-Mechanical Devices - Papers selected from International Session on Electro-Mechanical Devices 2011 (IS-EMD2011) and other recent research results -)
Category: 
Keyword: 
passive intermodulation, standing wave measurement, nonlinearity, non-contact measurement, electric contacts, 
 Summary | Full Text:PDF
An Aperture-Coupled Patch Antenna on Modified-Shape Ground-Plane
Nobuhiro KUGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/06/01
Vol. E88-B  No. 6  pp. 2597-2603
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
patch antenna, dipole antenna, slot antenna, aperture-coupled antenna, microstripline, 
 Summary | Full Text:PDF