{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9609520","patent":{"patent_number":"US-9609520","title":"Methods and apparatuses for communicating in television white space (TVWS) based on TVWS enablement signal","assignee":null,"inventors":[],"filing_date":"2012-01-12T00:00:00.000Z","publication_date":"2017-03-28T00:00:00.000Z","cpc_codes":["H04W","H04W"],"num_claims":121,"abstract":"Certain aspects of the present disclosure relate to techniques for supporting television white space (TVWS) communication. In an aspect of the present disclosure, a low-rate TVWS enabler (Mode II wireless communication device) may provide initial enablement for all Mode I devices (e.g., access points and user terminals), as well as it may transmit a contact verification signal (CVS) on a regular basis to keep the Mode I devices enabled for the TVWS communication."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods and apparatuses for communicating in television white space (TVWS) based on TVWS enablement signal","description":"Certain aspects of the present disclosure relate to techniques for supporting television white space (TVWS) communication. In an aspect of the present disclosure, a low-rate TVWS enabler (Mode II wire","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9609520","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-9609520","citation_suggestion":"Patentable. \"Methods and apparatuses for communicating in television white space (TVWS) based on TVWS enablement signal\" (US-9609520). https://patentable.app/patents/US-9609520","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9609520","json":"https://patentable.app/api/llm-context/US-9609520","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:00:25.576Z"}