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7623661 |
Motion picture encoding and counterfeit tracking system and method
Information is incorporated into motion picture film prints in the form of images or patterns that appear as unobtrusive defects or artifacts. The unique codes are used in association with the...
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7620811 |
Server device and program management system
A server apparatus includes a CPU, a RAM, a cipher processing unit for carrying out encryption and decryption, a communication processing unit for carrying out communication with an information...
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7617398 |
Derivation and quantization of robust non-local characteristics for blind watermarking
An implementation of a technology is described herein for deriving robust non-local characteristics and quantizing such characteristics for blind watermarking of a digital good.
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7616778 |
System and method for applying watermarks
A system and method for selectively inserting a digital watermark into a visual rendering by an image processing device. The image processing device receives an image processing request including...
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RE40969 |
Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
An object of the present invention is to provide a marking forming apparatus, a method of forming a laser marking on an optical disk, a reproduction apparatus, an optical disk, and a method of...
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7613931 |
Copy protection method and system for programmable gate array
The present invention relates to a programmable-gate-array copy protection method and a system which prevent unauthorized copying of an FPGA program. A copy protection method for a...
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7613298 |
System and process for adaptive and progressive scrambling of video streams
A process for distributing digital video sequences in accordance with a nominal stream format including a succession of frames, each frame including at least one digital block regrouping a...
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7613182 |
Distributed and secured method and system for protecting and distributing audiovisual flows
A process for secure distribution of digital audiovisual streams according to a standard, normalized or proprietary format, on which streams a separation of the stream into two parts is made prior...
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7613181 |
Process and device for securing the transmission, recording and viewing of digital, audiovisual packetized streams
A process for secure distribution of original digital audiovisual streams including audio, video components or other data, including packetizing the original stream into packets that can be...
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7609835 |
Digital media cartridge system and method
A digital media cartridge contains both a controller and memory where the memory stores a digital representation of video and sound in compressed, encrypted form. The controller reads the digital...
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7603559 |
Real-time signature embedding in video
A method and system for embedding an authentication signature in an audio-visual signal such that only a part of an entire frame of the audio-visual signal is stored in a memory while the signature...
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7603025 |
Method and apparatus for copy protection detection in a video signal
A method and apparatus for detecting copy protection included in an input video signal is described. Two types of copy protection are particularly addressed, including techniques that imbed copy...
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7602912 |
Content selection for partial encryption
A method of selecting data for multiple carriage partial encryption consistent with certain embodiments involves examining unencrypted packets of data in a digital audio/video data stream to...
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7599927 |
Method for searching content particularly for extracts common to two computer files
The present invention relates to searching content, particularly for at least one extract common to a first data file and a second data file. The method comprises a preliminary step of preparing at...
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7599495 |
Content delivery service providing apparatus and content delivery service terminal unit
On the content delivery side, a user management control unit manages authentication information and the distribution of a delivery list at the time of delivering service, the acceptance of a...
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7599494 |
Distribution of video content using a trusted network key for sharing content
A method and apparatus for distributing video content from a direct broadcast satellite system between a host receiver and a client receiver. A family pairing key is transmitted from the direct...
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7596239 |
Method and/or apparatus for video watermarking and steganography using simulated film grain
An apparatus comprising a first circuit, a second circuit, and a watermark detection circuit. The first circuit may be configured to generate a bitstream, wherein the bitstream comprises a...
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7596221 |
Detection of a watermark in a digital signal
Watermark detectors have a buffer in which a number of image tiles are folded and accumulated prior to computing the correlation between buffer contents and the watermark pattern being looked for....
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7594265 |
System for preventing unauthorized access to sensitive data and a method thereof
A method and system for prevention of unauthorized access to multimedia data are disclosed herein. A tamper-resistant system having a software driver, a peripheral device, and a system memory is...
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7594119 |
System for managing time rights linked to a digital content
A system for detecting the time exceeding conditions of at least one application being executed by a processor, including: an element for storing time conditions, the conditions being sorted by...
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7593548 |
Secure and anonymous storage and accessibility for sensitive data
The subject disclosure pertains to secure and anonymous data storage and access. More particularly, encryption methods and mechanisms are provided in conjunction with one or more blobs, identities,...
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7593541 |
Apparatus and method for displaying images
The present invention relates to an apparatus and a device for displaying images. It is known to inlay a pattern of watermark type into the sequence of images to be displayed so as to combat the...
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7590866 |
Super-distribution of protected digital content
Super distribution of protected digital content is disclosed. According to one embodiment of the invention previously purchased encrypted digital content is received from a purchaser of the digital...
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7590860 |
Secure data processing apparatus
A method for processing data involving receiving a scrambled program and encrypted data including at least one control word used to descramble the scrambled program at a receiver/decoder...
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7590241 |
Receiver and receiving method
When a channel which is not scrambled is selected, an error occurs in a digital stream processed in a CA processing module, which causes noises to occur in video and audio signals to be viewed. If...
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7587603 |
Protecting content from illicit reproduction by proof of existence of a complete data set via self-referencing sections
Data items are selected for inclusion in a data set so as to discourage a transmission of the entire set. Each data item includes section(s) which constitute(s) the complete data set. Each section...
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7587368 |
Information record infrastructure, system and method
A method of maintaining electronic medical records, comprising the steps of receiving a medical transaction record, encrypted with an encryption key relating to a patient association of the file,...
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7587126 |
Video information outputting apparatus, video information receiving apparatus, video information outputting method and video information transmitting method
According to a video information outputting apparatus, a video information receiving apparatus, a video information outputting method and a video information transmitting method, for receiving and...
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7587125 |
Reproducing/recording apparatus
A playback unit ( 3 ) reproduces contents which are recorded on a video cassette tape ( 2 ), and a recording unit ( 6 ) records the contents on another video cassette tape ( 7 ) and,...
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7587048 |
Information output/recording apparatus/method for outputting recording information together with copy control information and recording the information therein in a high speed distribution environment
The present invention is provided with: a distributing server for multiplexing copy control information and recording information, the copy control information indicating a number of times for...
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7584511 |
Data processing apparatus, data processing method, program, program recording medium, data recording medium, and data structure
At step S 372 , permission information about video data that are being reproduced is obtained from permission information that represents whether video data corresponding to encoded video data...
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7584361 |
Encoding and detecting apparatus
According to the present invention there is provided an encoding data processing apparatus for generating a marked copy of an item of material by introducing code words into a copy of the material...
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7584149 |
System and method for securing data through a PDA portal
Consumers may utilize computing devices to assist in the purchase and/or loyalty process, and in particular, the consumer may utilize a PDA to facilitate the purchase and/or loyalty process. During...
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7583848 |
Scrambling of image portions via color component interchange
An image processing apparatus that is capable of presenting a general overview of the contents of an original image from its corresponding scrambled image is disclosed. The image processing...
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7583801 |
Apparatus, system, method and computer program product for distributing service information and digital rights for broadcast data
An apparatus, system method and computer program product configured to transmit data over a broadcast network. The data is encrypted and decoded using a decryption key available to terminals in...
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7581255 |
Systems and methods for licensing one or more data streams from an encoded digital media file
Systems and methods to license combinations of one or more data streams from an encoded file including multiple data streams are described. In one aspect, the encoded file is accessed from a data...
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7581104 |
Image watermaking method using human visual system
A moving image watermarking method, which forms a global masking map by combining frequency masking, spatial masking and motion masking values together and inserts a watermark according to the...
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7578000 |
Rendering device, recording device, copy control method, and program
A rendering device to render a contents data comprises a reader, an information acquisition unit and a controller. The reader reads the contents data. The information acquisition unit acquires a...
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7577844 |
Systems and methods for encoding randomly distributed features in an object
The described systems and methods described are directed at encoding randomly distributed features in an object. Randomly distributed features in an authentication object are determined. Data...
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7577843 |
System and method for controlling contents by plurality of pieces of control information
At least one kind of control signal concerning control of contents, added to specific locations inside contents data, is detected as first control information, and at the same time, at least one...
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7577251 |
Data player, digital contents player, playback system, data embedding apparatus, and embedded data detection apparatus
A data player for reading contents encrypted by a decoding key from a digital medium, and playing the encrypted contents by using the decoding key which is stored in a key storage unit, comprises:...
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7574004 |
Image display method and image display processor
A method and apparatus for directly and indirectly preventing illegal copying of works such as cinema or video images displayed on a display apparatus such as a theater screen or display unit. In...
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7574003 |
Recording medium, apparatus for forming the recording medium, and apparatus and method for reproducing the recording medium
Disclosed herein are a recording medium, an apparatus for forming the recording medium, and an apparatus and method for reproducing the recording medium. CPI (Copy Protection-related Information),...
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7570762 |
Content delivery service providing apparatus and content delivery service terminal unit
On the content delivery side, a user management control unit manages authentication information and the distribution of a delivery list at the time of delivering service, the acceptance of a...
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7570761 |
Method and system for preventing unauthorized recording of media content in the iTunes™ environment
A method and system for preventing unauthorized recording of media content in an iTunes™ environment. Embodiment of the method begins by activating a compliance mechanism in response to receiving...
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7568111 |
System and method for using DRM to control conditional access to DVB content
A system and method is disclosed for providing DRM in a broadcast environment. In accordance with the embodiment, a DRM system distributes encrypted service keys over the mobile telephone network...
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7567674 |
Content transmission apparatus, content reception apparatus, content transmission program, and content reception program
A content transmission method, a content reception method, an apparatus and a computer program using same, that improve the efficiency of descrambling a scrambled content, make the management of...
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7567670 |
Verification information for digital video signal
According to some embodiments, verification information is provided for a digital video signal. For example, a digital video signal including a first portion and a second portion may be determined...
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7565698 |
Information-processing device
An information-processing device includes a first interface configured to transmit content to a first communication unit through a network, a second interface configured to receive a first unique...
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7565546 |
System, method and apparatus for secure digital content transmission
A mating key gateway is adapted to retrieve a mating key, which is used to encrypt a program key that is used to scramble digital content prior to transmission to a digital device. According to one...
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