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:
Jan. 24, 2006
Filed:
Jul. 24, 2002
J. Carl Cooper, Monte Sereno, CA (US);
Howard Loveless, Ben Lomond, CA (US);
David Wallen, San Francisco, CA (US);
Mirko Vojnovic, Santa Clara, CA (US);
J. Carl Cooper, Monte Sereno, CA (US);
Howard Loveless, Ben Lomond, CA (US);
David Wallen, San Francisco, CA (US);
Mirko Vojnovic, Santa Clara, CA (US);
Pixel Instruments Corp., Los Gatos, CA (US);
Abstract
This invention is an apparatus and method for digital processing of television like signals and in particular the use of oversampling and interpolation to achieve improved resolution of the digital version of such signals as compared to a digital version obtained by the use of simple A/D conversion or processing at the desired sample rate. The preferred embodiment utilizes oversampling, interpolation and various filtering in recursive and nonrecursive form to provide output video signals wherein the artifacts and distortion of the video are kept to low levels.