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:
Dec. 01, 1998
Filed:
Jan. 20, 1995
Applicant:
Inventors:
Laurent Perdrieau, Rennes, FR;
Michel Pecot, Thorigne-Equillard, FR;
Assignee:
Thomson-CSF, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
348398 ; 348438 ;
Abstract
An adaptive method for television image encoding by splitting the video image to be transmitted into sub-bands at the time of analysis filtering of the image encoder. These sub-bands are split into a tree-like structure by filtering and decimation. Local adaptive filtering is carried out in the analysis filters of each sub-band.