{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11465941","patent":{"patent_number":"US-11465941","title":"Rare-earth doped metal oxide ceramic waveguide quantum memories and methods of manufacturing the same","assignee":null,"inventors":[],"filing_date":"2019-09-12T00:00:00.000Z","publication_date":"2022-10-11T00:00:00.000Z","cpc_codes":["G11C","B82Y"],"num_claims":19,"abstract":"A ceramic waveguide includes: a doped metal oxide ceramic core layer; and at least one cladding layer comprising the metal oxide surrounding the core layer, such that the core layer includes an erbium dopant and at least one rare earth metal dopant being: lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, thulium, ytterbium, lutetium, scandium, or oxides thereof, or at least one non-rare earth metal dopant comprising zirconium or oxides thereof. Also included is a quantum memory including: at least one doped polycrystalline ceramic optical device with the ceramic waveguide and a method of fabricating the ceramic waveguide."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Rare-earth doped metal oxide ceramic waveguide quantum memories and methods of manufacturing the same","description":"A ceramic waveguide includes: a doped metal oxide ceramic core layer; and at least one cladding layer comprising the metal oxide surrounding the core layer, such that the core layer includes an erbium","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11465941","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-11465941","citation_suggestion":"Patentable. \"Rare-earth doped metal oxide ceramic waveguide quantum memories and methods of manufacturing the same\" (US-11465941). https://patentable.app/patents/US-11465941","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11465941","json":"https://patentable.app/api/llm-context/US-11465941","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:59:10.704Z"}