{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9841284","patent":{"patent_number":"US-9841284","title":"Distributed barometer network to assist in indoor navigation","assignee":null,"inventors":[],"filing_date":"2014-03-12T00:00:00.000Z","publication_date":"2017-12-12T00:00:00.000Z","cpc_codes":["G01C","G01C","G01C","G01S","G01S","H04Q","H04W","H04W","H04W","H04W","H04W","H04W"],"num_claims":19,"abstract":"A navigation device includes a pressure sensor, a radio, a memory including program instructions, and a controller operably connected to the pressure sensor, the radio, and the memory and configured to execute the program instructions to (i) receive at least one signal from a reference beacon of a plurality of beacons, (ii) determine a reference relationship curve correction based upon the received at least one signal, and (iii) determine an altitude of the navigation device based upon the reference relationship curve correction, and a signal from the pressure sensor."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Distributed barometer network to assist in indoor navigation","description":"A navigation device includes a pressure sensor, a radio, a memory including program instructions, and a controller operably connected to the pressure sensor, the radio, and the memory and configured t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9841284","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-9841284","citation_suggestion":"Patentable. \"Distributed barometer network to assist in indoor navigation\" (US-9841284). https://patentable.app/patents/US-9841284","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9841284","json":"https://patentable.app/api/llm-context/US-9841284","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:28:14.709Z"}