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Class Information
Number: 380/201
Name: Cryptography > Video cryptography > Copy protection or prevention
Description: Subject matter which prevents rerecording of a stored picture signal representative of a time varying object or image.










Sub-classes under this class:

Class Number Class Name Patents
380/203 Having copy protect signal 561
380/202 Having origin or program id 384
380/204 Modifying sync signal 166


Patents under this class:

Patent Number Title Of Patent Date Issued
8613044 Delegating or transferring of access to resources between multiple devices Dec. 17, 2013
8607052 Management apparatus and copying apparatus Dec. 10, 2013
8605939 Electronic watermark embedding method, device, and program, and electronic watermark detecting method, device, and program Dec. 10, 2013
8601503 Detecting distribution of multimedia content Dec. 3, 2013
8599320 Picture processing apparatus, processing method for use therewith, and program Dec. 3, 2013
8594492 Recording apparatus and reproducing apparatus Nov. 26, 2013
8590055 Method and apparatus for importing content having plurality of parts Nov. 19, 2013
8590053 Methods, systems, and devices for securing content Nov. 19, 2013
8590025 Techniques for accessing a backup system Nov. 19, 2013
8584256 Digital delivery system and user interface for enabling the digital delivery of media content Nov. 12, 2013
8584214 Secure server certificate trust list update for client devices Nov. 12, 2013
8583941 Computer checking tool Nov. 12, 2013
8582759 Method and apparatus for providing content service Nov. 12, 2013
8581694 RFID interrogator configured for protection against electromagnetic interference of a remote device having an RFID tag Nov. 12, 2013
8578177 Recording device, and content-data playback system Nov. 5, 2013
8578155 Address generating method and broadcast receiving apparatus Nov. 5, 2013
8571993 Reprogrammable security for controlling piracy and enabling interactive content Oct. 29, 2013
8566960 System and method for adjustable licensing of digital products Oct. 22, 2013
8565425 Recording medium, method for manufacturing the same and apparatus for reproducing the same Oct. 22, 2013
8565424 Secure non-invasive method and system for distribution of digital assets Oct. 22, 2013
8564804 Information processing apparatus that does not transmit print job data when both encryption and saving in a printing apparatus are designated, and control method and medium therefor Oct. 22, 2013
8555087 Systems and methods for content playback and recording Oct. 8, 2013
8553881 Composite masking system and method for improving invisibility of high-definition video watermarking Oct. 8, 2013
8549307 Forensic marking using a common customization function Oct. 1, 2013
8549306 Image managing method and image managing system Oct. 1, 2013
8543804 Adaptive security policy based scalable video service apparatus and method Sep. 24, 2013
8543724 Methods and apparatuses for a projected PVR experience Sep. 24, 2013
8542829 Method of and apparatus for transmitting data Sep. 24, 2013
8538066 Asymmetric watermark embedding/extraction Sep. 17, 2013
8538018 Methods and apparatus for mixing encrypted data with unencrypted data Sep. 17, 2013
8533849 Traitor tracing in a content protection system Sep. 10, 2013
8533848 Method and system for producing multimedia fingerprint based on quantum hashing Sep. 10, 2013
8532291 Copy control method Sep. 10, 2013
8532290 Content playback APIS using encrypted streams Sep. 10, 2013
8528057 Method and apparatus for account virtualization Sep. 3, 2013
8526612 Selective and persistent application level encryption for video provided to a client Sep. 3, 2013
8526610 Methods and apparatus for persistent control and protection of content Sep. 3, 2013
8526609 Method for real-time compositing of encrypted video streams without decryption Sep. 3, 2013
8520850 Downloadable security and protection methods and apparatus Aug. 27, 2013
8520849 Encryption by pixel property separation Aug. 27, 2013
8516600 Information processing device, information recording medium, information processing method, and computer program Aug. 20, 2013
8510549 Transmission of packet data over a network with security protocol Aug. 13, 2013
8509435 Method and system for a transport single key change point for all package identifier channels Aug. 13, 2013
8509434 Method and apparatus for protecting scalable video coding contents Aug. 13, 2013
8495755 Tracing traitor coalitions and preventing piracy of digital content in a broadcast encryption system Jul. 23, 2013
8495365 Content processing apparatus and encryption processing method Jul. 23, 2013
8494159 System and practice for surveillance privacy-protection certification and registration Jul. 23, 2013
8494157 Apparatus, method, and computer program for processing information and recording medium storing computer program Jul. 23, 2013
8488775 Method and system for recording automatic call distributor calls Jul. 16, 2013
8478983 Method and apparatus for preserving security in video multicasting service Jul. 2, 2013











 
 
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