{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8514684","patent":{"patent_number":"US-8514684","title":"Multilayer optical disc for easy positioning of a focused beam","assignee":null,"inventors":[],"filing_date":"2011-08-10T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B"],"num_claims":4,"abstract":"A multilayer optical disc which has three or more recording layers and enables easy positioning of a focused beam spot onto a particular recording layer in which a BCA is disposed. An inter-layer distance between a particular recording layer and a recording layer adjacent to the particular recording layer is larger than the other inter-layer distances in which, at the focused beam spot positioning, the focused beam spot traverses the said adjacent recording layer earlier than the other recording layer adjacent to the particular recording layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multilayer optical disc for easy positioning of a focused beam","description":"A multilayer optical disc which has three or more recording layers and enables easy positioning of a focused beam spot onto a particular recording layer in which a BCA is disposed. An inter-layer dist","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8514684","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-8514684","citation_suggestion":"Patentable. \"Multilayer optical disc for easy positioning of a focused beam\" (US-8514684). https://patentable.app/patents/US-8514684","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8514684","json":"https://patentable.app/api/llm-context/US-8514684","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:30:03.001Z"}