{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9843836","patent":{"patent_number":"US-9843836","title":"Methods and apparatus to determine a number of people in an area","assignee":null,"inventors":[],"filing_date":"2015-10-02T00:00:00.000Z","publication_date":"2017-12-12T00:00:00.000Z","cpc_codes":["H04N","H04N","H04W","H04W","H04W","H04W","H04W","H04W","H04W","H04L","H04L","H04W","H04W","H04W","H04W"],"num_claims":20,"abstract":"Methods, apparatus, systems and articles of manufacture are disclosed to determine the number of people at a location. An example method includes collecting media identification information corresponding to media presented at a location, changing an identifier of a base station local to the location to cause mobile devices located at the location to attempt to register with the base station, responding to a received request to register a mobile device with the base station by storing device identification information for the corresponding mobile device at the base station, determining a number of mobile devices located at the location based on the stored device identification information, and identifying a number of persons exposed to the media based on the mobile devices located at the location."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods and apparatus to determine a number of people in an area","description":"Methods, apparatus, systems and articles of manufacture are disclosed to determine the number of people at a location. An example method includes collecting media identification information correspond","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9843836","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-9843836","citation_suggestion":"Patentable. \"Methods and apparatus to determine a number of people in an area\" (US-9843836). https://patentable.app/patents/US-9843836","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9843836","json":"https://patentable.app/api/llm-context/US-9843836","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:21:33.569Z"}