Title:
磁気ビーム偏向装置
Document Type and Number:
Japanese Patent JP4164234
Kind Code:
B2
Abstract:
A device for changing the divergence of a beam of microwave radiation comprises a ferrite body having an aperture through which the beam passes. Magnetic wires pass both through the body and across the aperture, or a magnetic coil on either side of the aperture, causes a differential phase delay as the beam passes through the aperture which broadens or narrows the beam.
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Inventors:
Kumar Barbia
Application Number:
JP2000539548A
Publication Date:
October 15, 2008
Filing Date:
December 11, 1998
Export Citation:
Assignee:
BEE Systems PLC
International Classes:
H01Q3/44; G01S7/03; H01Q7/08
Domestic Patent References:
| JP8139514A | ||||
| JP6038562B2 | ||||
| JP59501890A | ||||
| JP61260703A | ||||
| JP7229698A | ||||
| JP61035411U | ||||
| JP61258507A |
Foreign References:
| US2939142 | ||||
| US3369242 | ||||
| US4323901 | ||||
| EP2253947B1 | ||||
| WO1991001049A1 |
Attorney, Agent or Firm:
Minoru Nakamura
Fumiaki Otsuka
Sadao Kumakura
Shishido Kaichi
Nobuo Ogawa
Takaki Nishijima
Atsushi Hakoda
Fumiaki Otsuka
Sadao Kumakura
Shishido Kaichi
Nobuo Ogawa
Takaki Nishijima
Atsushi Hakoda