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.:

US 9372968 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 21, 2016

Filed:

Nov. 12, 2013
Applicants:

Peking University Founder Group Co., Ltd., Beijing, CN;

Founder Information Industry Group, Beijing, CN;

Beijing Founder Electronics Co., Ltd., Beijing, CN;

Inventor:

Hui Feng, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06F 21/16 (2013.01);
U.S. Cl.
CPC ...
G06F 21/16 (2013.01);
Abstract

Methods and apparatus for embedding digital watermark information into and extracting digital watermark information from a text are disclosed. The method for embedding digital watermark information into a text comprises: creating a menu item of the digital watermark information; and embedding a binary string into a value of a predetermined attribute for the menu item of the digital watermark information, the binary string to be embedded being the digital watermark information to be embedded. According to the present invention, it is able to increase the amount of information to be embedded.


Find Patent Forward Citations

Feng, Hui. (2016). Methods and apparatuses for embedding digital watermark into and extracting digital watermark from text (U.S. Patent No. 9372968). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9372968

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…