Feldman et al., 1991 - Google Patents
A constraint projection approach for robust adaptive beamformingFeldman et al., 1991
- Document ID
- 15014674668165634086
- Author
- Feldman D
- Griffiths L
- Publication year
- Publication venue
- Acoustics, Speech, and Signal Processing, IEEE International Conference on
External Links
Snippet
When the optimal signal-to-interference-plus-noise-power ratio (SINR) at the output of the linearly constrained minimum variance beamformer is large, small perturbation errors in the steering constraint can cause substantial degradation of the SINR. Even if there is no …
- 230000003044 adaptive 0 title description 3
Classifications
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01Q—AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
- H01Q3/2611—Means for null steering; Adaptive interference nulling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
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