{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9710222","patent":{"patent_number":"US-9710222","title":"Portable playback device state variable","assignee":null,"inventors":[],"filing_date":"2015-12-21T00:00:00.000Z","publication_date":"2017-07-18T00:00:00.000Z","cpc_codes":["G06F","G05B","H04N","H04N","H04N","H04N","H04N","H04R"],"num_claims":19,"abstract":"Systems, methods, apparatus, and articles of manufacture to facilitate playback of multimedia content are disclosed. A network interface configured to receive audio content over a playback network. A processor comprises instructions, which when executed, cause the processor to join the playback network. The processor is to set a state variable to indicate that the portable playback device is joined to the playback network, wherein prior to joining the playback network the state variable was set to indicate that the portable playback device was not joined to the network. The processor is to play the audio content received over the playback network when the portable playback device is joined to the playback network."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Portable playback device state variable","description":"Systems, methods, apparatus, and articles of manufacture to facilitate playback of multimedia content are disclosed. A network interface configured to receive audio content over a playback network. A ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9710222","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-9710222","citation_suggestion":"Patentable. \"Portable playback device state variable\" (US-9710222). https://patentable.app/patents/US-9710222","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9710222","json":"https://patentable.app/api/llm-context/US-9710222","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:22:41.595Z"}