Co-located antenna array for passive beam forming
First Claim
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1. An antenna array comprising:
- a plurality of high directivity antenna elements comprising a first sub-array and a second sub-array, wherein antenna elements of said first sub-array are interleaved with antenna elements of said second sub-array in said antenna array and said interleaved sub-arrays comprise separate beam-forming networks.
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Abstract
Disclosed is an integrated antenna array comprising a plurality of interleaved sub-arrays separately controllable and responding to either the same or separate frequency bands. Both arrays operate with substantially the same phase center and substantially within the same effective aperture. The first sub-array of array comprises of spaced linear radiating elements such as dipoles, log-periodic, Yagi, slotted-waveguide, patch, or array consisting of the same or different elements as used in the first sub-array, either on the same or an entirely different frequency band. Independent beam shaping systems are shown for independent operation of the two arrays.
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Citations
44 Claims
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1. An antenna array comprising:
a plurality of high directivity antenna elements comprising a first sub-array and a second sub-array, wherein antenna elements of said first sub-array are interleaved with antenna elements of said second sub-array in said antenna array and said interleaved sub-arrays comprise separate beam-forming networks. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. An antenna array comprising:
a plurality of high directivity antenna elements comprising a first sub-array and a second sub-array, wherein antenna elements of said first sub-array are interleaved with antenna elements of said second sub-array in said antenna array, wherein said antenna element columns comprise two or more antenna elements of said plurality of high directivity antenna elements, and wherein an antenna element column of said antenna element columns comprises antenna elements of said first sub-array and antenna elements of said second sub-array. - View Dependent Claims (26, 27, 28)
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29. An antenna array comprising:
a plurality of high directivity antenna elements comprising a first sub-array and a second sub-array, wherein antenna elements of said first sub-array are interleaved with antenna elements of said second sub-array in said antenna array, wherein said high directivity antenna elements provide spatial domain radiation dispersion in the azimuth of less than 100°
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30. An antenna array comprising:
a plurality of high directivity antenna elements comprising a first sub-array and a second sub-array, wherein antenna elements of said first sub-array are interleaved with antenna elements of said second sub-array in said antenna array, wherein said high directivity antenna elements are disposed in a plurality of antenna element columns, wherein said antenna element columns comprise antenna element assemblies, wherein said antenna element assemblies comprise an antenna element card, wherein said antenna element card comprises antenna feed lines and a plurality of antenna elements provided structural support by a planar surface. - View Dependent Claims (31, 32)
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33. A system comprising
an antenna array having a plurality of antenna elements, ones of which are associated with a first sub-array and others of which are associated with a second sub-array; -
a first removable personality module coupled to said antenna elements associated with said first sub-array, wherein said first personality module provides beam forming characteristics with respect to said first sub-array unique to particular communication attributes of a service area in which it is deployed; and
a second removable personality module coupled to said antenna elements associated with said second sub-array, wherein said second personality module provides beam forming characteristics with respect to said second sub-array unique to particular communication attributes of a service area in which it is deployed. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40)
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41. A method comprising:
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deploying an antenna array having at least a first plurality of antenna elements;
determining first beam forming characteristics for said first plurality of antenna elements using said deployed antenna array;
configuring a first passive feed network of a first personality module to provide said first beam forming characteristics; and
installing said first personality module in said deployed antenna array to thereby provide a desired first antenna beam. - View Dependent Claims (42, 43, 44)
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Specification