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Method and apparatus for sidelobe suppression in scanning imaging systems

  • US 4,784,147 A
  • Filed: 12/08/1986
  • Issued: 11/15/1988
  • Est. Priority Date: 12/08/1986
  • Status: Expired due to Fees
First Claim
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1. In a scanning imaging system which comprises transmitting means for directing energy to a focal zone using a first aperture, receiving means for receiving energy from said focal zone using a second aperture and means for scanning said focal zone with respect to an object to produce an image, the improvement wherein the ratio of the size of said first aperture to the size of said second aperture is a number m≧

  • 1 chosen such that the amplitudes of the first and second sidelobes of the system point spread function are approximately equal.

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