Communications: directive radio wave systems and devices (e.g. – Directive – Including a steerable array
Patent
1985-08-16
1987-06-23
Blum, Theodore M.
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a steerable array
343771, 343778, H01Q 322, H01Q 324, H01Q 326
Patent
active
046756817
ABSTRACT:
A planar array antenna is contructed of two sets of slotted rectangular waveguides positioned to have the slots of adjacent waveguides offset by half the slot spacing. A bidirectional feed is used with phase switching between inputs to produce four distinct output beams from the array.
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F. J. Goebels et al, Four Independent Beams from a Single Linear Array, IEEE Trans. on Attennas and Propagation, Vol. AP-13, pp. 683-691, Sep. 1965.
J. R. Miller et al, A Planar Slot Array with Four Independent Beams, IEEE Trans. on Antenna and Propagation, vol. AP-14, No. 5, pp. 560-566, Sep. 1966.
L. Stark, Comparison of Array Element Types, Proceedings of the 1970 Phased Array Antenna Symposium, Jun. 1970, pp. 51-66.
Baker Carl W.
Blum Theodore M.
General Electric Company
Lang Richard V.
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