The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 1992
Filed:
May. 31, 1990
Applicant:
Inventors:
Howard L Resnikoff, Wincester, MA (US);
David Pollen, Lexington, MA (US);
David C Linden, Cambridge, MA (US);
Assignee:
Aware, Inc., Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
382 56 ;
Abstract
A method for coding an image or other two-dimensional data array to provide a sequence of images having differing spatial frequency content is disclosed. The method generates the output images by taking weighted sums of the pixels in the input image. The weights are sets of two-dimensional irreducible scaling and wavelet coefficients.