{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11503398","patent":{"patent_number":"US-11503398","title":"In-ear detection utilizing earbud feedback microphone","assignee":null,"inventors":[],"filing_date":"2021-02-05T00:00:00.000Z","publication_date":"2022-11-15T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R","H04R","H04R"],"num_claims":15,"abstract":"A method for in-ear detection, the method may include transmitting test signals, by a speaker of an earbud, during a test period, and while the earbud is operating at a first operational mode, wherein the test signals comprise at least one first test signal within a first frequency range, at least one second test signal within a second frequency range, and at one third test signal within a third frequency range; wherein the first frequency range, the second frequency range and the third frequency range differ from each other and are within a human auditory range; generating, by a feedback microphone of the earbud, sensed information that is indicative of audio signals sensed by the feedback microphone as a result of the transmitting of the test signals; and determining whether the earbud is located within an ear of a person, wherein the determining is based on the sensed information and a reference out of ear spectrum."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"In-ear detection utilizing earbud feedback microphone","description":"A method for in-ear detection, the method may include transmitting test signals, by a speaker of an earbud, during a test period, and while the earbud is operating at a first operational mode, wherein","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11503398","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-11503398","citation_suggestion":"Patentable. \"In-ear detection utilizing earbud feedback microphone\" (US-11503398). https://patentable.app/patents/US-11503398","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11503398","json":"https://patentable.app/api/llm-context/US-11503398","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T19:50:09.974Z"}