{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8526626","patent":{"patent_number":"US-8526626","title":"Display device on/off detection methods and apparatus","assignee":null,"inventors":[],"filing_date":"2010-07-07T00:00:00.000Z","publication_date":"2013-09-03T00:00:00.000Z","cpc_codes":["H04N","H04N"],"num_claims":8,"abstract":"Display device ON/OFF detection methods and apparatus are disclosed. An example method disclosed herein to determine whether a presentation device is ON or OFF comprises determining an audio signature based on an audio signal corresponding to an output of the presentation device, comparing the audio signature to a set of reference signatures corresponding to a set of known media content, and determining a result indicating whether the presentation device is ON or OFF based on whether the audio signature matches any of the set of reference signatures."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Display device on/off detection methods and apparatus","description":"Display device ON/OFF detection methods and apparatus are disclosed. An example method disclosed herein to determine whether a presentation device is ON or OFF comprises determining an audio signature","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8526626","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-8526626","citation_suggestion":"Patentable. \"Display device on/off detection methods and apparatus\" (US-8526626). https://patentable.app/patents/US-8526626","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8526626","json":"https://patentable.app/api/llm-context/US-8526626","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T22:30:59.811Z"}