{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8462604","patent":{"patent_number":"US-8462604","title":"Method and apparatus for reading from and/or writing to an optical recording medium","assignee":null,"inventors":[],"filing_date":"2010-11-19T00:00:00.000Z","publication_date":"2013-06-11T00:00:00.000Z","cpc_codes":["G11B","G11B"],"num_claims":18,"abstract":"A method and an apparatus for reading data from or writing data to an optical recording medium is described, the data being stored as marks having different lengths. Marks having a length below the limit of diffraction at a first wavelength are read or written with the first wavelength, whereas marks having a length above the limit of diffraction at the first wavelength are read or written with a second wavelength larger than the first wavelength."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for reading from and/or writing to an optical recording medium","description":"A method and an apparatus for reading data from or writing data to an optical recording medium is described, the data being stored as marks having different lengths. Marks having a length below the li","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8462604","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-8462604","citation_suggestion":"Patentable. \"Method and apparatus for reading from and/or writing to an optical recording medium\" (US-8462604). https://patentable.app/patents/US-8462604","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8462604","json":"https://patentable.app/api/llm-context/US-8462604","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:31:56.653Z"}