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Patent Portfolio
Patent Portfolio
CONTENT AUTHENTICATION AND RECOVERY USING DIGITAL WATERMARKS
7,389,420
METHODS AND SYSTEMS FOR INTERACTING WITH PRINTED ARTICLES, SUCH AS POSTERS
7,377,421
QUANTIZATION-BASED DATA EMBEDDING IN MAPPED DATA
7,376,242
TRANSMARKING OF MULTIMEDIA SIGNALS
7,373,513
CONTENT INDEXING AND SEARCHING USING CONTENT IDENTIFIERS AND ASSOCIATED METADATA
7,372,976
DATA PROCESSING SYSTEMS AND METHODS
7,370,190
ROUTING NETWORKS FOR USE WITH CONTENT LINKING SYSTEMS
7,369,676
DIGITAL WATERMARKING WITH CONTENT DEPENDENT KEYS AND AUTOCORRELATION PROPERTIES FOR SYNCHRONIZATION
7,366,908
SUBSTITUTING OBJECTS BASED ON STEGANOGRAPHIC ENCODING
7,362,879
HUMAN PERCEPTUAL MODEL APPLIED TO RENDERING OF WATERMARKED SIGNALS
7,352,878
CONNECTED AUDIO AND OTHER MEDIA OBJECTS
7,349,552
AUTHENTICATING MEDIA SIGNALS BY ADJUSTING FREQUENCY CHARACTERISTICS TO REFERENCE VALUES
7,346,776
PROCESSING METHODS COMBINING MULTIPLE FRAMES OF IMAGE DATA (as amended)
7,346,184
CONNECTED AUDIO AND OTHER MEDIA OBJECTS
7,333,957
DIGITAL WATERMARKING APPARATUS AND METHODS
7,330,564
WATERMARKING IN THE TIME-FREQUENCY DOMAIN
7,330,562
DATA HIDING THROUGH ARRANGEMENT OF OBJECTS
7,321,667
WAVELET DOMAIN WATERMARKS
7,319,775
METHODS AND TANGIBLE OBJECTS EMPLOYING MACHINE READABLE DATA IN PHOTO-REACTIVE MATERIALS
7,313,253
METHODS AND TANGIBLE OBJECTS EMPLOYING MACHINE READABLE DATA
7,305,117
AUTHENTICATION OF IDENTIFICATION DOCUMENTS USING DIGITAL WATERMARKS
7,305,104
CONTENT IDENTIFIERS TRIGGERING CORRESPONDING RESPONSES THROUGH COLLABORATIVE PROCESSING
7,302,574
DIGITAL WATERMARKS AS A GATEWAY AND CONTROL MECHANISM
7,298,864
METHOD, APPARATUS AND PROGRAMS FOR GENERATING AND UTILIZING CONTENT SIGNATURES
7,289,643
HALFTONE WATERMARKING AND RELATED APPLICATIONS
7,286,685
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