Takeshi OHNO


A Variable Phase Shifter Using a Movable Waffle Iron Metal Plate and Its Applications to Phased Array Antennas
Hideki KIRINO Koichi OGAWA Takeshi OHNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/06/01
Vol. E91-B  No. 6  pp. 1773-1782
Type of Manuscript:  Special Section PAPER (Special Section on 2007 International Symposium on Antennas and Propagation)
Category: Antennas
Keyword: 
waffle ironPMC (Perfect Magnetic Conductor)phase shifterphased array antennavehicle radar
 Summary | Full Text:PDF(591.5KB)

Proposal for a Slot Pair Array Having an Invariant Main Beam Direction with a Cosecant Radiation Pattern Using a Post-Wall Waveguide
Takeshi OHNO Koichi OGAWA Toshihiro TERAOKA Jiro HIROKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/02/01
Vol. E86-C  No. 2  pp. 176-183
Type of Manuscript:  Special Section PAPER (Special Issue on Circuit and Device Technology for High-Speed Wireless Communication)
Category: Antenna (Slot)
Keyword: 
FWAmain beam directiontraveling wavecosecant radiation patternTalor radiation pattern
 Summary | Full Text:PDF(782.4KB)