{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11955157","patent":{"patent_number":"US-11955157","title":"Physically unclonable function apparatus based on ferroelectric elements and operation method thereof","assignee":null,"inventors":[],"filing_date":"2022-02-14T00:00:00.000Z","publication_date":"2024-04-09T00:00:00.000Z","cpc_codes":["G11C","G11C","G11C","G11C"],"num_claims":11,"abstract":"A PUF apparatus comprises: a PUF cell array in which a plurality of PUF cells are arranged each including a FeFET pair whose gates are commonly connected to a corresponding word line among a plurality of word lines, and whose drains and sources are connected to a corresponding bit line pair and a corresponding source line pair among a plurality of bit line pairs and a plurality of source line pairs running in a direction crossing the plurality of word lines; and a read-write-back block which is activated according to a read enable signal, and senses and amplifies a voltage difference occurring in a corresponding bit line pair among the plurality of bit line pairs according to the difference in driving strength due to a deviation in a manufacturing process of the FeFET pair in the PUF cell selected by a selected word line among the plurality of word lines."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Physically unclonable function apparatus based on ferroelectric elements and operation method thereof","description":"A PUF apparatus comprises: a PUF cell array in which a plurality of PUF cells are arranged each including a FeFET pair whose gates are commonly connected to a corresponding word line among a plurality","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11955157","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-11955157","citation_suggestion":"Patentable. \"Physically unclonable function apparatus based on ferroelectric elements and operation method thereof\" (US-11955157). https://patentable.app/patents/US-11955157","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11955157","json":"https://patentable.app/api/llm-context/US-11955157","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:30:36.694Z"}