Deriving or Calculating Identifiers From Video Signals

• US 20090262975A1
• Filed: 06/29/2009
• Published: 10/22/2009
• Est. Priority Date: 07/27/1995
• Status: Active Grant

• Current Assignee: Digimarc Corporation
• Original Assignee: Digimarc Corporation
• Inventors: Levy, Kenneth L., Rhoads, Geoffrey B., McKinley, Tyler J.
• Granted Patent: US 7,949,149 B2
• Time in Patent Office: Days
• US Class Current: 382/100
• CPC Class Codes: B42D 25/00 Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof printing processes to produce identification or security features B41M3/14
• CPC Class Codes: B42D 25/21 for multiple purposes
• CPC Class Codes: B42D 25/333 Watermarks
• CPC Class Codes: G06F 16/955 using information identifiers, e.g. uniform resource locators [URL]
• CPC Class Codes: G06F 21/10 Protecting distributed programs or content, e.g. vending or licensing of copyrighted material protection in video systems or pay television H04N7/16 ; Digital rights management [DRM]
• CPC Class Codes: G06F 21/16 Program or content traceability, e.g. by watermarking
• CPC Class Codes: G06K 19/06037 multi-dimensional coding
• CPC Class Codes: G06K 19/06046 Constructional details
• CPC Class Codes: G06K 19/14 the marking being sensed by radiation
• CPC Class Codes: G06K 19/18 Constructional details
• CPC Class Codes: G06K 2019/06253 for a specific application
• CPC Class Codes: G06K 7/1417 2D bar codes
• CPC Class Codes: G06K 7/1447 extracting optical codes from image or text carrying said optical code
• CPC Class Codes: G06Q 20/341 Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
• CPC Class Codes: G06Q 20/40145 Biometric identity checks
• CPC Class Codes: G06T 1/0021 Image watermarking
• CPC Class Codes: G06T 1/0028 Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
• CPC Class Codes: G06T 2201/0053 Embedding of the watermark in the coding stream, possibly without decoding; Embedding of the watermark in the compressed domain
• CPC Class Codes: G07C 9/253 visually
• CPC Class Codes: G07D 7/0034 using watermarks
• CPC Class Codes: G07D 7/004 : using digital security elements, e.g. information coded on a magnetic thread or strip
• CPC Class Codes: G07F 17/26 : for printing, stamping, franking, typing or teleprinting apparatus ticket printing or the like apparatus G07F17/42
• CPC Class Codes: G07F 7/086 : by passive credit-cards adapted therefor, e.g. constructive particularities to avoid counterfeiting, e.g. by inclusion of a physical or chemical security-layer for security documents G07D7/00; for the reading of record-carriers in general G06K7/00; for the design of coded credit-cards G06K19/10
• CPC Class Codes: G07F 7/1008 : Active credit-cards provided with means to personalise their use, e.g. with PIN-introduction/comparison system
• CPC Class Codes: G10L 19/018 : Audio watermarking, i.e. embedding inaudible data in the audio signal
• CPC Class Codes: G11B 20/00086 : Circuits for prevention of unauthorised reproduction or copying, e.g. piracy indicating unauthorised use of record carriers in general G11B23/28; scrambling for television signal recording H04N5/913; network architectures or network protocols for network security H04L63/00; cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
• CPC Class Codes: G11B 20/00884 : involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
• CPC Class Codes: G11B 20/00891 : embedded in audio data
• CPC Class Codes: H04N 1/32122 : in a separate device, e.g. in a memory or on a display separate from image data
• CPC Class Codes: H04N 1/32144 : embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
• CPC Class Codes: H04N 1/3216 : using Fourier transforms
• CPC Class Codes: H04N 1/32203 : Spatial or amplitude domain methods H04N1/32309 takes precedence
• CPC Class Codes: H04N 1/32208 : involving changing the magnitude of selected pixels, e.g. overlay of information or super-imposition H04N1/32219, H04N1/32224 take precedence
• CPC Class Codes: H04N 1/32251 : in multilevel data, e.g. greyscale or continuous tone data
• CPC Class Codes: H04N 1/32288 : Multiple embedding, e.g. cocktail embedding, or redundant embedding, e.g. repeating the additional information at a plurality of locations in the image
• CPC Class Codes: H04N 1/32352 : Controlling detectability or arrangements to facilitate detection or retrieval of the embedded information, e.g. using markers for decoding, detection or retrieval operations H04N1/32149 and subgroups take precedence
• CPC Class Codes: H04N 19/20 : using video object coding
• CPC Class Codes: H04N 19/467 : characterised by the embedded information being invisible, e.g. watermarking
• CPC Class Codes: H04N 2005/91335 : the copy protection signal being a watermark
• CPC Class Codes: H04N 21/23892 : involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
• CPC Class Codes: H04N 21/8358 : involving watermark protecting executable software by watermarking G06F21/16; image watermarking in general G06T1/0021; watermarks inserted in still images for transmission purposes H04N1/32144; inserting watermarks during video coding H04N19/467
• CPC Class Codes: H04N 2201/3225 : of data relating to an image, a page or a document
• CPC Class Codes: H04N 2201/3226 : of identification information or the like, e.g. ID code, index, title, part of an image, reduced-size image
• CPC Class Codes: H04N 2201/3233 : of authentication information, e.g. digital signature, watermark
• CPC Class Codes: H04N 2201/3246 : of data relating to permitted access or usage, e.g. level of access or usage parameters for digital rights management [DRM] related to still images
• CPC Class Codes: H04N 2201/3249 : data relating to a linked page or object, e.g. hyperlink
• CPC Class Codes: H04N 2201/327 : which are undetectable to the naked eye, e.g. embedded codes
• CPC Class Codes: H04N 2201/3271 : Printing or stamping
• CPC Class Codes: H04N 2201/3274 : Storage or retrieval of prestored additional information
• CPC Class Codes: H04N 5/913 : for scrambling ; for copy protection
• CPC Class Codes: H04N 7/1675 : Providing digital key or authorisation information for generation or regeneration of the scrambling sequence pseudo-random number generators in general G06F7/58
• CPC Class Codes: H04N 9/8205 : involving the multiplexing of an additional signal and the colour video signal

Abstract

The present invention relates generally to processing video signals. One claim recites a method including: utilizing a multi-purpose electronic processor programmed for analyzing a video signal to derive or calculate an identifier from data representing picture elements of the video signal or from data representing audio accompanying the video signal; providing the identifier to electronic memory or to a remote repository to obtain advertizing information; receiving advertizing information from the electronic memory or the remote repository; and controlling rendering of the advertizing information such that the advertizing information is synchronized with at least a portion of the video signal when rendered. Of course, other combinations and claims are provided as well.

Claims

1. A system for processing a video signal comprising:

an analyzer comprising an electronic processor programmed for analyzing a video signal to derive or calculate an identifier from data representing picture elements of the video signal or from data representing audible audio portions accompanying the video signal;

a communications module to communicate the identifier to electronic memory or to a remote repository to obtain advertizing information therefrom;

a controller comprising an electronic processor programmed for controlling rendering of the advertizing information in a manner such that the advertizing information is synchronized with at least a portion of the video signal when rendered.

2. The system of claim 1 including a user interface for enabling a user to select a watermark enabled video object during playback of the video signal.

3. The system of claim 2 in which the user interface includes a rendering system for rendering an action or information associated with the selected watermark enabled video object.

4. The system of claim 2 in which the user interface is located in a separate device relative to a watermark decoder utilized for decoding the selected watermark enabled video object.

5. The system of claim 1 including a network interface for communicating information decoded from a watermark to a remote device, which in response to the information, links the information to an action or additional information about a video object.

6. The system of claim 1 in which said analyzer is operating to perform the analyzing a video signal to derive or calculate an identifier.

7. A method comprising:

utilizing a multi-purpose electronic processor programmed for analyzing a video signal to derive or calculate an identifier from data representing picture elements of the video signal or from data representing audio accompanying the video signal;

providing the identifier to electronic memory or to a remote repository to obtain advertizing information;

receiving advertizing information from the electronic memory or the remote repository;

controlling rendering of the advertizing information such that the advertizing information is synchronized with at least a portion of the video signal when rendered.

8. The method of claim 7 further comprising rendering the advertizing information to a cell phone.

9. A programmed computing device storing instructions in memory, said instructions are executable by said programmed computing device to perform the acts of claim 7.

10. A computer readable media comprising instructions stored thereon to cause a multi-purpose electronic processor to perform the acts of claim 7.

11. An apparatus comprising:

a multi-purpose electronic processor programmed for;

analyzing a video signal to derive or calculate an identifier from data representing picture elements of the video signal or from data representing audio accompanying the video signal;

providing the identifier to memory or to a remote repository to obtain advertizing information;

receiving advertizing information from the memory or the remote repository; and

controlling rendering of the advertizing information such that the advertizing information is synchronized with at least a portion of the video signal when rendered; and

an output for rendering advertizing information.

12. The apparatus of claim 11 further comprising electronic memory.

13. The apparatus of claim 11 in which said output comprises speakers.

14. The apparatus of claim 11 in which said output comprises a display screen.

15. A cell phone comprising the apparatus of claim 11.

16. The apparatus of claim 11 in which said multi-purpose electronic processor is operating to carry out at least one of the functions recited therein.