A Transformation and Update Method of Sonar Fan Diagram
An updating method and fanning technology, applied to radio wave measurement systems, instruments, etc., can solve the problems of consuming hardware resources, reducing memory capacity requirements, and increasing calculation time, so as to avoid trigonometric or inverse trigonometric function transformation and improve computing efficiency And the effect of accuracy and fast conversion
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[0040] In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be noted that the drawings are only for illustrative purposes and are not drawn to a strict scale, and there may be partial enlargements and reductions for the convenience of description, and there may be certain omissions for some known structures.
[0041] figure 1 It is a diagram of an embodiment of the method for converting and updating the sonar sector diagram of the present invention.
[0042] Such as figure 1 As shown, the present invention provides a method for converting and updating a sonar sector diagram. The method mainly includes the following steps:
[0043]In step 101, the beamformed complex matrix is subjected to modulo calculation and transposition processing, and then a pixel point index is established, where a pix...
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