Parameter estimation quaternion method for non-concurrent point electromagnetic vector sensor array
A sensor array and electromagnetic vector technology, applied in the field of signal processing, can solve problems such as coupling error, electromagnetic coupling, and failure
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[0054] In order to make the above and other objects, features and advantages of the present invention more apparent, the following specifically cites the embodiments of the present invention, together with the accompanying drawings, for a detailed description as follows.
[0055] The present invention is based on the brand-new signal processing tool of quaternion, utilizes the orthogonality characteristic between the imaginary parts of quaternion, can better reflect the orthogonality characteristic of each component of electromagnetic vector sensor, and stretching can reduce the component antenna Coupling to improve the accuracy of parameter estimation.
[0056] figure 2 Shown is a schematic diagram of an electromagnetic vector sensor array according to an embodiment of the present invention. The electromagnetic vector sensor array of the present invention is a cylindrical surface conformal array formed by 2N array elements. The array elements are respectively distributed on...
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