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, 2012
Filed:
Jan. 16, 2007
Frederic Lefebvre, Rennes, FR;
Claire-helene Demarty, La Meziere, FR;
Lionel Oisel, La Nouaye, FR;
Ayoub Massoudi, Rennes, FR;
Frederic Lefebvre, Rennes, FR;
Claire-Helene Demarty, La Meziere, FR;
Lionel Oisel, La Nouaye, FR;
Ayoub Massoudi, Rennes, FR;
Thomson Licensing, Boulogne-Billancourt, FR;
Abstract
The invention concerns a method for computing a fingerprint of a video sequence. The method comprises the steps of—Computation of a visual digest for each frame of the video, —Computation of the distance between the visual digest of each frame of the video in order to detect shots, —Detection, for each detected shot of the video, of a frame, called stable frame, having the smallest content variation of the shot, —Calculation of a local fingerprint for said stable frame.