{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8539412","patent":{"patent_number":"US-8539412","title":"Macro layout verification appartus","assignee":null,"inventors":[],"filing_date":"2012-09-14T00:00:00.000Z","publication_date":"2013-09-17T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F"],"num_claims":2,"abstract":"A macro layout verification apparatus for verifying a layout of a macro to be placed as a functional block on a semiconductor device. The apparatus includes: a unit, which assumes as a virtual wiring line, a wiring line that uses an unused intra-macro channel located adjacent to an intra-macro wiring line; a unit which calculates a parallel wiring length along which the virtual wiring line and the intra-macro wiring line run; and a unit which outputs information concerning the virtual wiring line when the parallel wiring length exceeds a reference value defined as a design rule."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Macro layout verification appartus","description":"A macro layout verification apparatus for verifying a layout of a macro to be placed as a functional block on a semiconductor device. The apparatus includes: a unit, which assumes as a virtual wiring ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8539412","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-8539412","citation_suggestion":"Patentable. \"Macro layout verification appartus\" (US-8539412). https://patentable.app/patents/US-8539412","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8539412","json":"https://patentable.app/api/llm-context/US-8539412","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:56:02.636Z"}