{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10542389","patent":{"patent_number":"US-10542389","title":"Apparatus and method for multicasting emergency alert message in broadcast signal to companion device","assignee":null,"inventors":[],"filing_date":"2019-07-01T00:00:00.000Z","publication_date":"2020-01-21T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W"],"num_claims":14,"abstract":"A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergency alert message; a control unit for generating an emergency alert multicast message comprising attributes of the emergency alert message on the basis of the broadcast signal; and a companion screen interface for transferring the emergency alert multicast message to at least one companion screen device in a multicast mode."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and method for multicasting emergency alert message in broadcast signal to companion device","description":"A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergen","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10542389","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-10542389","citation_suggestion":"Patentable. \"Apparatus and method for multicasting emergency alert message in broadcast signal to companion device\" (US-10542389). https://patentable.app/patents/US-10542389","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10542389","json":"https://patentable.app/api/llm-context/US-10542389","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:24:56.986Z"}