{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8509474","patent":{"patent_number":"US-8509474","title":"Digital watermarking methods, apparatus and systems","assignee":null,"inventors":[],"filing_date":"2009-12-11T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["G06T","G06T","G06T","H04N","G06T","G06T","G06T"],"num_claims":32,"abstract":"The present invention relate generally to digital watermarking and data hiding. One claim recites a method including: obtaining a first color channel and a second color channel, the first color channel and the second color channel are components of a color image signal or color video signal; obtaining a digital watermark orientation pattern, the orientation pattern serving to facilitate detection of a watermark message; separating the digital watermark orientation pattern into first frequency components and second frequency components; utilizing a programmed electronic processor or electronic processing circuitry, transforming the first color channel by steganographically embedding the first frequency components therein; and utilizing a programmed electronic processor or electronic processing circuitry, transforming the second color channel by steganographically embedding the second frequency components therein. Of course, other combinations and claims are provided too."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Digital watermarking methods, apparatus and systems","description":"The present invention relate generally to digital watermarking and data hiding. One claim recites a method including: obtaining a first color channel and a second color channel, the first color channe","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8509474","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8509474","citation_suggestion":"Patentable. \"Digital watermarking methods, apparatus and systems\" (US-8509474). https://patentable.app/patents/US-8509474","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8509474","json":"https://patentable.app/api/llm-context/US-8509474","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T08:35:00.471Z"}