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. 05, 2013
Filed:
Jun. 19, 2007
Toshihisa Nakano, Osaka, JP;
Shunji Harada, Osaka, JP;
Masaya Yamamoto, Osaka, JP;
Kaoru Murase, Nara, JP;
Tomoki Ogawa, Osaka, JP;
Ryoji Suzuki, Nara, JP;
Hideshi Ishihara, Osaka, JP;
Toshihisa Nakano, Osaka, JP;
Shunji Harada, Osaka, JP;
Masaya Yamamoto, Osaka, JP;
Kaoru Murase, Nara, JP;
Tomoki Ogawa, Osaka, JP;
Ryoji Suzuki, Nara, JP;
Hideshi Ishihara, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
The present invention provides an information embedding apparatus that is capable of preventing playback stop of a content that has been shot without intention of misuse. The information embedding apparatus comprises: an acquisition unit operable to acquire the content that is played back along the playback time-line; a watermark generating unit operable to generate the watermarks such that values held by the watermarks vary according to a first rule, the first rule showing that the values should vary according to a sequential order on the playback time-line; and an embedding unit operable to embed two or more of the watermarks into the content while keeping the sequential order.