{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11494523","patent":{"patent_number":"US-11494523","title":"Direct memory access mechanism","assignee":null,"inventors":[],"filing_date":"2020-08-14T00:00:00.000Z","publication_date":"2022-11-08T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F"],"num_claims":18,"abstract":"An apparatus to facilitate security of a shared memory resource is disclosed. The apparatus includes a memory device to store memory data, wherein the memory device comprises a plurality of private memory pages associated with one or more trusted domains and a cryptographic engine to encrypt and decrypt the memory data, including a key encryption table having a key identifier associated with each trusted domain to access a private memory page, wherein a first key identifier is generated to perform direct memory access (DMA) transfers for each of a plurality of input/output (I/O) devices."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Direct memory access mechanism","description":"An apparatus to facilitate security of a shared memory resource is disclosed. The apparatus includes a memory device to store memory data, wherein the memory device comprises a plurality of private me","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11494523","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-11494523","citation_suggestion":"Patentable. \"Direct memory access mechanism\" (US-11494523). https://patentable.app/patents/US-11494523","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11494523","json":"https://patentable.app/api/llm-context/US-11494523","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:54:51.937Z"}