{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11515998","patent":{"patent_number":"US-11515998","title":"Secure computation device, secure computation method, program, and recording medium","assignee":null,"inventors":[],"filing_date":"2018-08-16T00:00:00.000Z","publication_date":"2022-11-29T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":12,"abstract":"A secure computation device obtains concealed information {M(i0, . . . , iS−1)} of a table M(i0, . . . , iS−1) having one-variable function values as its members. It is to be noted that M(ib, 0, . . . , ib, S−1) generated by substituting counter values ib, 0, . . . , ib, S−1 into the table M(i0, . . . , iS−1) represents a matrix Mb, γ, μ, which is any one of Mb, 2, 1, . . . , Mb, 3, 2. The secure computation device obtains concealed information {Mb, γ, μ} by secure computation using concealed information {ib, 0}, . . . , {ib, S−1} and the concealed information {M(i0, . . . , iS−1)}, and obtains concealed information {Mb, Γ, MU} of a matrix Mb, Γ, MU, which is obtained by execution of a remaining process including those processes among a process Pj, 1, a process Pj, 2, a process Pj, 3, and a process Pj, 4, that are performed subsequent to a process Pγ, μ."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Secure computation device, secure computation method, program, and recording medium","description":"A secure computation device obtains concealed information {M(i0, . . . , iS−1)} of a table M(i0, . . . , iS−1) having one-variable function values as its members. It is to be noted that M(ib, 0, . . .","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11515998","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-11515998","citation_suggestion":"Patentable. \"Secure computation device, secure computation method, program, and recording medium\" (US-11515998). https://patentable.app/patents/US-11515998","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11515998","json":"https://patentable.app/api/llm-context/US-11515998","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:24:19.915Z"}