Communications: directive radio wave systems and devices (e.g. – Directive – Including a steerable array
Patent
1997-11-13
1998-12-29
Blum, Theodore M.
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a steerable array
342157, 333 241, H01Q 322, H01Q 324, H01Q 326
Patent
active
058546103
ABSTRACT:
A radar electronic scan apparatus 10 employs an array of transmit/receive phase-shift modules 14 with a plurality of ferrite phase-shift subarrays 16. Each ferrite phase-shift subarray has a pair of phase-shift ferrite substrates 32A and 32B mounted on a support with each substrate having four phase taps for connection to radiators of the electronic scan apparatus.
REFERENCES:
patent: 3986149 (1976-10-01), Harris et al.
patent: 5302959 (1994-04-01), Harrington et al.
Konapelsky Richard S.
Wojtowicz John
Blum Theodore M.
Northrop Grumman Corporation
Sutcliff Walter G.
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