Ground-based, wavefront-projection beamformer for a stratospheric communications platform
First Claim
Patent Images
1. A method for beamforming comprising the following steps:
- (a) selecting a beam elevation and azimuth; and
(b) grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna array corresponding to the selected beam elevation and azimuth.
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Abstract
A method for beamforming signals for an array of receiving or transmitting elements includes the steps of selecting a beam elevation and azimuth and grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna array corresponding to the selected beam elevation and azimuth.
60 Citations
33 Claims
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1. A method for beamforming comprising the following steps:
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(a) selecting a beam elevation and azimuth; and
(b) grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna array corresponding to the selected beam elevation and azimuth. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A beamformer comprising:
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a beam selector for selecting a desired beam elevation and azimuth; and
an ensemble selector for grouping elements of an antenna array into element ensembles that are substantially aligned with a wavefront projection on the antenna array corresponding to the selected beam elevation and azimuth. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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Specification