{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9619328","patent":{"patent_number":"US-9619328","title":"Read-detection in multi-level cell memory","assignee":null,"inventors":[],"filing_date":"2016-03-02T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G11C","G11C","G11C","G11C","G11C"],"num_claims":17,"abstract":"A data storage device for storing N-symbol codewords. The device implementing a method including: reading q-level memory cells to obtain a read signal having N signal components; detecting the memory cell level corresponding to each component using a first correspondence criterion dependent on reference signal levels; identifying unreliable components; detecting, for each unreliable component, the next-most-closely corresponding memory cell level according to the first correspondence criterion; defining a set of ordered codeword vectors having N symbols corresponding to respective components of the read signal ordered according to a signal level, wherein the symbol values in each ordered codeword vector correspond to one combination of detected memory cell levels; defining, for each read signal, candidate initial vectors having intersected the ordered codeword vectors and plurality of initial vectors; and detecting, if the candidate initial vectors contains a vector, the codeword corresponding to that read signal that depends on the candidate initial vectors."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Read-detection in multi-level cell memory","description":"A data storage device for storing N-symbol codewords. The device implementing a method including: reading q-level memory cells to obtain a read signal having N signal components; detecting the memory ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9619328","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-9619328","citation_suggestion":"Patentable. \"Read-detection in multi-level cell memory\" (US-9619328). https://patentable.app/patents/US-9619328","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9619328","json":"https://patentable.app/api/llm-context/US-9619328","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T17:27:27.668Z"}