{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11462554","patent":{"patent_number":"US-11462554","title":"Three-dimensional semiconductor memory device with concave convex separation structures","assignee":null,"inventors":[],"filing_date":"2020-04-24T00:00:00.000Z","publication_date":"2022-10-04T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":18,"abstract":"A semiconductor memory device is disclosed. The device includes a peripheral circuit structure on a substrate, a semiconductor layer on the peripheral circuit structure, an electrode structure on the semiconductor layer, the electrode structure including electrodes stacked on the semiconductor layer, a vertical channel structure penetrating the electrode structure and being connected to the semiconductor layer, a separation structure penetrating the electrode structure, extending in a first direction, and horizontally dividing the electrode of the electrode structure into a pair of electrodes, an interlayered insulating layer covering the electrode structure, and a through contact penetrating the interlayered insulating layer and being electrically connected to the peripheral circuit structure."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Three-dimensional semiconductor memory device with concave convex separation structures","description":"A semiconductor memory device is disclosed. The device includes a peripheral circuit structure on a substrate, a semiconductor layer on the peripheral circuit structure, an electrode structure on the ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11462554","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-11462554","citation_suggestion":"Patentable. \"Three-dimensional semiconductor memory device with concave convex separation structures\" (US-11462554). https://patentable.app/patents/US-11462554","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11462554","json":"https://patentable.app/api/llm-context/US-11462554","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T13:43:17.918Z"}