Patent Portfolio

Adjusting an Electronic Camera to Acquire an Image

6,546,116

METHOD FOR DETERMINING A PRINTER'S SIGNATURE AND THE NUMBER OF DOTS PER INCH PRINTED IN A DOCUMENT TO PROVIDE PROOF THAT THE PRINTER PRINTED A PARTICULAR DOCUMENT

6,533,385

RECONFIGURING A WATERMARK DETECTOR

6,522,769

INTEGRATED CURSOR CONTROL AND SCANNER

6,513,717

WATERMARKS CARRYING CONTENT DEPENDENT SIGNAL METRICS FOR DETECTING AND CHARACTERIZING SIGNAL ALTERATION

6,512,837

SYNCHRONIZING READERS OF HIDDEN AUXILIARY DATA IN QUANTIZATION-BASED DATA HIDING SCHEMES

6,483,927

CONTROLLING OPERATION OF A DEVICE USING A RE-CONFIGURABLE WATERMARK DETECTOR

6,442,285

WATERMARK DETECTION UTILIZING REGIONS WITH HIGHER PROBABILITY OF SUCCESS

6,442,284

Multimedia Data Embedding

6,442,283

SMART IMAGES AND IMAGE BOOKMARKING FOR AN INTERNET BROWSER

6,421,070

PRINTING AND VALIDATION OF SELF VALIDATING SECURITY DOCUMENTS

6,389,151

WAVELET DOMAIN WATERMARKS

6,385,329

WATERMARK ENCODING METHOD EXPLOITING BIASES INHERENT IN ORIGINAL SIGNAL

6,381,341

METHOD AND APPARATUS FOR COPY ONCE WATERMARK FOR VIDEO RECORDING

6,374,036

ADJUSTING AN ELECTRONIC CAMERA TO ACQUIRE A WATERMARKED IMAGE

6,366,680

STOCHASTIC SCANNING DOCUMENTS TO CHANGE MOIRE EFFECTS

6,320,680

METHODS FOR OPTIMIZING WATERMARK DETECTION

6,307,949

METHOD AND APPARATUS FOR VIDEO WATERMARKING USING PERCEPTUAL MASKS

6,282,299

METHOD AND SYSTEM FOR PREVENTING REPRODUCTION OF DOCUMENTS

6,252,963

METHOD AND APPARATUS FOR WATERMARKING VIDEO IMAGES

6,229,924

METHOD AND APPARATUS FOR SCENE-BASED VIDEO WATERMARKING

6,226,387

COMPUTER SYSTEM LINKED BY USING INFORMATION IN DATA OBJECTS

6,122,403

ANTI-PIRACY SYSTEM FOR WIRELESS TELEPHONY

6,064,737

METHOD AND APPARATUS FOR EMBEDDING DATA, INCLUDING WATERMARKS, IN HUMAN PERCEPTIBLE SOUNDS

6,061,793

METHOD AND APPARATUS FOR EMBEDDING DATA, INCLUDING WATERMARKS, IN HUMAN PERCEPTIBLE IMAGES

6,031,914

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