{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8520484","patent":{"patent_number":"US-8520484","title":"Optical information reproduction apparatus and optical information reproduction method","assignee":null,"inventors":[],"filing_date":"2011-04-18T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["G11B","G11B"],"num_claims":10,"abstract":"In an optical information reproduction method for reproducing information using holography from a medium which records an interference pattern generated when overlapping a signal beam and a reference beam, the reference beam is radiated to the medium at a reference beam angle with a predetermined range for reproducing the information, a reproduction beam is generated by diffracting the reference beam with the interference pattern, the reproduction beam is detected by a photodetector; and the information is reproduced by processing a signal detected by the photodetector."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical information reproduction apparatus and optical information reproduction method","description":"In an optical information reproduction method for reproducing information using holography from a medium which records an interference pattern generated when overlapping a signal beam and a reference ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8520484","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-8520484","citation_suggestion":"Patentable. \"Optical information reproduction apparatus and optical information reproduction method\" (US-8520484). https://patentable.app/patents/US-8520484","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8520484","json":"https://patentable.app/api/llm-context/US-8520484","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:07:43.084Z"}