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:
Oct. 11, 2005
Filed:
Feb. 21, 2000
Takashi Kohashi, Tokyo, JP;
Akira Ogino, Tokyo, JP;
Hiroyuki Kimura, Kanagawa, JP;
Hiroshi Yoshiura, Tokyo, JP;
Yoshiaki Moriyama, Saitama, JP;
Kazumi Sugaya, Saitama, JP;
Takashi Kohashi, Tokyo, JP;
Akira Ogino, Tokyo, JP;
Hiroyuki Kimura, Kanagawa, JP;
Hiroshi Yoshiura, Tokyo, JP;
Yoshiaki Moriyama, Saitama, JP;
Kazumi Sugaya, Saitama, JP;
Abstract
An apparatus and method for embedding additional information embeds plural pieces of additional information on a signal as electronic watermark information. In detail, plural pieces of additional information to be embedded on a signal are generated, the additional information is converted into electronic watermark information, the sizes of embedding parts for respective electronic watermark information are defined under control, and the electronic watermark information is embedded on the signal based on the control signal. Therefore, the additional information are embedded so that additional information having a higher significance degree can be more reliably and rapidly detected.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile