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Class Information
Number: 726/32
Name: Information security > Prevention of unauthorized use of data including prevention of piracy, privacy violations, or unauthorized data modification > Copy detection
Description: Subject matter including means to prevent unauthorized use by detecting electronic copying of data.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619781 |
Image processing and medium management with medium ID code image superimposed on document image |
Nov. 17, 2009 |
| 7617540 |
Method for managing download of duplicate contents |
Nov. 10, 2009 |
| 7606366 |
Apparatus and method for embedding and extracting information in analog signals using distributed signal features and replica modulation |
Oct. 20, 2009 |
| 7590856 |
System for managing license for protecting content, server for issuing license for protecting content, and terminal for using content protected by license |
Sep. 15, 2009 |
| 7584361 |
Encoding and detecting apparatus |
Sep. 1, 2009 |
| 7581104 |
Image watermaking method using human visual system |
Aug. 25, 2009 |
| 7581013 |
Method for computer network operation providing basis for usage fees |
Aug. 25, 2009 |
| 7578002 |
Controlling interaction of deliverable electronic media |
Aug. 18, 2009 |
| 7568109 |
System for software source code comparison |
Jul. 28, 2009 |
| 7568237 |
Access control list with convolution-weakened authorization |
Jul. 28, 2009 |
| 7568100 |
Steganographic method and device |
Jul. 28, 2009 |
| 7568105 |
Parallel distribution and fingerprinting of digital content |
Jul. 28, 2009 |
| 7562141 |
Using an information image to perform a predetermined action |
Jul. 14, 2009 |
| 7558969 |
Anti-pirate circuit for protection against commercial integrated circuit pirates |
Jul. 7, 2009 |
| 7549176 |
Recording medium, information playback apparatus and method, and information recording and playback apparatus |
Jun. 16, 2009 |
| 7549172 |
Data processing apparatus for digital copyrights management |
Jun. 16, 2009 |
| 7545936 |
Method and device for incorporating additional information into main information through electronic watermarking technique |
Jun. 9, 2009 |
| 7545938 |
Digital watermarking which allows tampering to be detected on a block-specific basis |
Jun. 9, 2009 |
| 7546466 |
Decoding of watermarked information signals |
Jun. 9, 2009 |
| 7536555 |
Methods for audio watermarking and decoding |
May. 19, 2009 |
| 7533370 |
Security features in on-line and off-line delivery of applications |
May. 12, 2009 |
| 7533269 |
Digital-signed digital document exchange supporting method and information processor |
May. 12, 2009 |
| 7530116 |
Controlling the downloading and recording of digital data |
May. 5, 2009 |
| 7530117 |
Method and apparatus for preventing unauthorized use of software |
May. 5, 2009 |
| 7526812 |
Systems and methods for manipulating rights management data |
Apr. 28, 2009 |
| 7523507 |
Delivery of non-permanent media files to a mobile station |
Apr. 21, 2009 |
| 7523313 |
Image data management apparatus |
Apr. 21, 2009 |
| 7519180 |
Method and apparatus for copy protection |
Apr. 14, 2009 |
| 7520002 |
Method for manipulation identification on a sensor |
Apr. 14, 2009 |
| 7515710 |
Federated digital rights management scheme including trusted systems |
Apr. 7, 2009 |
| 7512991 |
Methods, systems, signals and media for encouraging users of computer readable content to register |
Mar. 31, 2009 |
| 7503077 |
Method, storage medium, and apparatus to prevent use or distribution of unauthorized copies of storage medium contents |
Mar. 10, 2009 |
| 7492895 |
Data recording method and apparatus, data reproducing method and apparatus, and data recording and/or reproducing system |
Feb. 17, 2009 |
| 7493138 |
Portable wireless communication terminal, picked-up image editing apparatus, and picked-up image editing method |
Feb. 17, 2009 |
| 7486790 |
Method and apparatus for controlling access to storage media |
Feb. 3, 2009 |
| 7487547 |
Content processing apparatus and content protection program |
Feb. 3, 2009 |
| 7478437 |
Information processing apparatus and method, and program storing medium |
Jan. 13, 2009 |
| 7472427 |
Content management method and content management apparatus |
Dec. 30, 2008 |
| 7472198 |
Media file format to support switching between multiple timeline-altered media streams |
Dec. 30, 2008 |
| 7469422 |
Contents server, contents receiving method for adding information to digital contents |
Dec. 23, 2008 |
| 7461269 |
Information recording apparatus, information recording method, and digital broadcast receiver |
Dec. 2, 2008 |
| 7444682 |
Security memory device and method for making same |
Oct. 28, 2008 |
| 7434267 |
Method of preventing reduction of sales amount of records due to a digital music file illegally distributed through communication network |
Oct. 7, 2008 |
| 7434058 |
Generating signatures over a document |
Oct. 7, 2008 |
| 7424747 |
Method and system for detecting pirated content |
Sep. 9, 2008 |
| 7421579 |
Multiplexing a secure counter to implement second level secure counters |
Sep. 2, 2008 |
| 7421742 |
Signal processing system, recording method, program, recording medium, reproduction device and information processing device |
Sep. 2, 2008 |
| 7412606 |
Copy protection using detailed copy control information |
Aug. 12, 2008 |
| 7406593 |
Method and apparatus for protecting information and privacy |
Jul. 29, 2008 |
| 7400727 |
Information embedding method, information extracting method, information embedding apparatus, information extracting apparatus, and recording media |
Jul. 15, 2008 |
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