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.

Date of Patent:
Feb. 24, 2026

Filed:

May. 31, 2024
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Zijia Wang, London, GB;

Qiang Chen, Shanghai, CN;

Sanping Li, Beijing, CN;

Zhen Jia, Shanghai, CN;

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/16 (2013.01); G06T 1/00 (2006.01);
U.S. Cl.
CPC ...
G06F 21/16 (2013.01); G06T 1/0071 (2013.01); G06T 1/0085 (2013.01);
Abstract

A method in an illustrative embodiment includes generating, by a content generation model, first content based on a user-inputted instruction. The method further includes generating a first watermark for determining a user source based on a user identifier. The method further includes generating a second watermark for determining a model source based on a model parameter of the content generation model. The method further includes embedding the first watermark and the second watermark into the first content to generate second content with dual watermarks. In this way, a content source can be traced without modifying or retraining the content generation model, thereby simplifying the watermark embedding process, and improving the watermark embedding efficiency. In addition, the watermark can be extracted without accessing the content generation model, so that the watermark extraction process is more convenient and efficient.


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