{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10542391","patent":{"patent_number":"US-10542391","title":"Method and apparatus to efficiently support group call confirmation","assignee":null,"inventors":[],"filing_date":"2014-08-26T00:00:00.000Z","publication_date":"2020-01-21T00:00:00.000Z","cpc_codes":["H04W","H04L","H04M"],"num_claims":15,"abstract":"A method in a call information server for a two-way radio system includes accessing, by the server, group list information associating the plurality of subscriber units with one or more groups; receiving, at the server, updates related to presence information, availability information, and the group list information; and confirming, by the server, for each particular subscriber unit indicated in a particular group list as forming a particular group, the particular subscriber unit's participation in a particular group call to the particular group, as a function of the presence information, the availability information, and the group list information. A call information server and a two-way radio system are also disclosed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus to efficiently support group call confirmation","description":"A method in a call information server for a two-way radio system includes accessing, by the server, group list information associating the plurality of subscriber units with one or more groups; receiv","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10542391","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-10542391","citation_suggestion":"Patentable. \"Method and apparatus to efficiently support group call confirmation\" (US-10542391). https://patentable.app/patents/US-10542391","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10542391","json":"https://patentable.app/api/llm-context/US-10542391","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:22:25.506Z"}