{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10481815","patent":{"patent_number":"US-10481815","title":"MLC based magnetic random access memory used in CNN based digital IC for AI","assignee":null,"inventors":[],"filing_date":"2019-05-06T00:00:00.000Z","publication_date":"2019-11-19T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06N","G06N","G06N","G11C","G11C","G11C","G11C"],"num_claims":12,"abstract":"CNN based digital IC for AI contains a number of CNN processing units. Each CNN processing unit contains CNN logic circuits operatively coupling to a memory subsystem. A first subsystem includes an array of first magnetic random access memory (RAM) cells for storing weights and an array of second magnetic RAM cells for storing input signals. A second subsystem includes an array of first magnetic RAM cells for storing one-time-programming weights and an array of second magnetic RAM cells for storing input signals. A third subsystem includes an array of first magnetic RAM cells for storing weights, an array of second magnetic RAM cells for storing input signals and an array of third magnetic RAM cells for storing one-time-programming unique data pattern for security identification. Either MLC STT-RAM or MLC OST-MRAM containing at least two MTJ elements can be configured as different memories for forming memory subsystem."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"MLC based magnetic random access memory used in CNN based digital IC for AI","description":"CNN based digital IC for AI contains a number of CNN processing units. Each CNN processing unit contains CNN logic circuits operatively coupling to a memory subsystem. A first subsystem includes an ar","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10481815","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-10481815","citation_suggestion":"Patentable. \"MLC based magnetic random access memory used in CNN based digital IC for AI\" (US-10481815). https://patentable.app/patents/US-10481815","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10481815","json":"https://patentable.app/api/llm-context/US-10481815","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:00:09.723Z"}