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:
Feb. 10, 2004
Filed:
Jan. 22, 1999
Applicant:
Inventor:
Yann Le Cornec, Fremont, CA (US);
Assignee:
Sigma Designs, Inc., Milpitas, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/36 ;
U.S. Cl.
CPC ...
G06K 9/36 ;
Abstract
This invention provides a method of pixel data compression in which sets of adjacent pixels are compressed in a manner which is sometimes lossy but which reserves the greatest loss of accuracy for circumstances where loss is masked by high frequency components of the original pixel data.