{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8509121","patent":{"patent_number":"US-8509121","title":"System and method using local wireless network for group communications","assignee":null,"inventors":[],"filing_date":"2009-01-09T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H04W","H04W"],"num_claims":20,"abstract":"A system and method using a local wireless network for group communications are provided. The method includes establishing one of a plurality of mobile communication units as a master communication unit and establishing as slave communication units each of the plurality of mobile communication units that are not established as the master communication unit. The method further includes communicating group call information only to the master communication unit with the master communication unit redistributing the group call information to the slave communication units using a local wireless communication network."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method using local wireless network for group communications","description":"A system and method using a local wireless network for group communications are provided. The method includes establishing one of a plurality of mobile communication units as a master communication un","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8509121","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-8509121","citation_suggestion":"Patentable. \"System and method using local wireless network for group communications\" (US-8509121). https://patentable.app/patents/US-8509121","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8509121","json":"https://patentable.app/api/llm-context/US-8509121","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:39:26.203Z"}