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.:

US 7212217 B1

PDF
Full Text
Expired
Date of Patent:
May. 01, 2007

Filed:

Jun. 12, 2002
Applicants:

Heath Feather, Fremont, CA (US);

Richard Holmes, San Jose, CA (US);

Inventors:

Heath Feather, Fremont, CA (US);

Richard Holmes, San Jose, CA (US);

Assignee:

Candence Design Systems, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G09G 5/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A graphics system readily activates and deactivates layers of a multi-layer source image. Image data, such as a multi-layered integrated circuit ('IC') design, is generated for a multi-layer source image. A pyramid of image tiles defines 'on' and “off” states for elements that represent the source image. A bit plane identifies values for the elements for each layer of the source image. Mask image data is generated to zero image data associated with at least one layer of the bit plane. The graphics system generates pixel data from the mask image data, and renders the pixel data on an output display.


Find Patent Forward Citations

Feather, Heath. (2007). Methods and apparatus for generating pixel data for multi-layer source images (U.S. Patent No. 7212217). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7212217

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