Tomohiro AKIYAMA


Development of Optically Controlled Beam-Forming Network
Akira AKAISHI Takashi TAKAHASHI Yoshiyuki FUJINO Mitsugu OHKAWA Toshio ASAI Ryutaro SUZUKI Tomohiro AKIYAMA Hirofumi MATSUZAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/11/01
Vol. E95-B  No. 11  pp. 3404-3411
Type of Manuscript:  Special Section PAPER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2011)
Category: 
Keyword: 
beam-forming networksatellite antennaoptically controlled beam-forming networkmultiple-beam antenna
 Summary | Full Text:PDF

Fourier Transform Optical Beamformer Employing Spatial Light Modulator
Tomohiro AKIYAMA Nobuyasu TAKEMURA Hideyuki OH-HASHI Syuhei YAMAMOTO Masahito SATO Tsutomu NAGATSUKA Yoshihito HIRANO Shusou WADAKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/02/01
Vol. E90-C  No. 2  pp. 465-473
Type of Manuscript:  Special Section PAPER (Special Section on Evolution of Microwave and Millimeter-Wave Photonics Technology)
Category: 
Keyword: 
optical beamformeroptically controlled array antennaoptical Fourier transformspatial light modulatormicrowave photonics
 Summary | Full Text:PDF

Fourier Optical Processing Beamforming Network Using Optical Waveguide Arrays and Lens for Transmission and Reception
Tomohiro AKIYAMA Keizo INAGAKI Yoshihiko MIZUGUCHI Takashi OHIRA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/09/01
Vol. E84-B  No. 9  pp. 2413-2420
Type of Manuscript:  Special Section PAPER (Special Issue on Innovation in Antennas and Propagation for Expanding Radio Systems)
Category: Millimeter-Wave Antennas
Keyword: 
optically controlled array antennaoptical signal processingphased array antennaoptical waveguidebeamforming network
 Summary | Full Text:PDF