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IEICE Trans

Narihiro NAKAMOTO

Novel Calibration Techniques Using Ground Calibration Sources for a Satellite Receiving DBF Antenna Narihiro NAKAMOTO Tai TANAKA Makoto MATSUKI Masaaki KUSANO Shigeru UCHIDA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2026/04/01 Vol. E109-B No. 4 pp. 648-658 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: array antenna, calibration, digital beamforming, direction-of-arrival (DOA) estimation,
	Summary \| Full Text:PDF

Novel Calibration Techniques Using Ground Calibration Sources for a Satellite Receiving DBF Antenna Narihiro NAKAMOTO Tai TANAKA Makoto MATSUKI Masaaki KUSANO Shigeru UCHIDA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2026/04/01 Vol. E109-B No. 4 pp. 648-658 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: array antenna, calibration, digital beamforming, direction-of-arrival (DOA) estimation,
	Summary \| Full Text:PDF

Axial Ratio Improvement for Wide-Angle Scanning Circularly-Polarized Phased Array of Circular Patch Antennas Narihiro NAKAMOTO Hikaru WATANABE Toru TAKAHASHI Yoshio INASAWA Naoki SHINOHARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2025/06/01 Vol. E108-B No. 6 pp. 721-732 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: axial ratio, circular polarirzation, patch antenna, phased array,
	Summary \| Full Text:PDF

Waveguide Slot Array with Code-Division Multiplexing Function for Single RF Chain Digital Beamforming Narihiro NAKAMOTO Kazunari KIHIRA Toru FUKASAWA Yoshio INASAWA Naoki SHINOHARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2024/08/01 Vol. E107-B No. 8 pp. 541-551 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: digital beamforming, waveguide slot array, single RF chain,
	Summary \| Full Text:PDF

Radial Line Planar Phased Array Using Electromechanically Rotated Helical Antennas Narihiro NAKAMOTO Yusuke SUZUKI Satoshi YAMAGUCHI Toru FUKASAWA Naofumi YONEDA Hiroaki MIYASHITA Naoki SHINOHARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2023/02/01 Vol. E106-B No. 2 pp. 174-183 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: antenna array, helical antenna, phased array, radial line,
	Summary \| Full Text:PDF

A Suspended Stripline Fed Dual-Polarized Open-Ended Waveguide Subarray with Metal Posts for Phased Array Antennas Narihiro NAKAMOTO Toru TAKAHASHI Toru FUKASAWA Naofumi YONEDA Hiroaki MIYASHITA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2021/03/01 Vol. E104-B No. 3 pp. 295-303 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: antenna array, dual-polarization, open ended waveguide, phased array, suspended stripline,
	Summary \| Full Text:PDF

A Theoretical Analysis of a Circular Microstrip Antenna in a Parallel-Plate Waveguide Narihiro NAKAMOTO Tomohiro OKA Shoichi KITAZAWA Hiroshi BAN Kiyoshi KOBAYASHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/01/01 Vol. E96-B No. 1 pp. 173-181 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: circular microstrip antenna, parallel-plate waveguide, input impedance, resonant frequency, surface admittance,
	Summary \| Full Text:PDF