{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9848238","patent":{"patent_number":"US-9848238","title":"Media playback method and device","assignee":null,"inventors":[],"filing_date":"2014-12-04T00:00:00.000Z","publication_date":"2017-12-19T00:00:00.000Z","cpc_codes":["H04N","G06F","G06F","H04N","H04N","H04N","H04N"],"num_claims":18,"abstract":"A media playback method and device that relate to the field of computer technologies are provided. The method includes turning on a camera to detect the number of human eyes within a shooting range to determine an initial number of viewers when a user performs a media playback activity, detecting, at a set interval, the number of human eyes to determine a current number of viewers, and encrypting a playback image when the current number of viewers is greater than the initial number of viewers. The method is applicable when a user views information, such as a text, a picture, or a video, on a device such as a mobile phone terminal, a pad device, or a computer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Media playback method and device","description":"A media playback method and device that relate to the field of computer technologies are provided. The method includes turning on a camera to detect the number of human eyes within a shooting range to","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9848238","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-9848238","citation_suggestion":"Patentable. \"Media playback method and device\" (US-9848238). https://patentable.app/patents/US-9848238","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9848238","json":"https://patentable.app/api/llm-context/US-9848238","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T16:30:31.920Z"}