{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9819321","patent":{"patent_number":"US-9819321","title":"Method and apparatus for automatically controlling gain based on sensitivity of microphone in electronic device","assignee":null,"inventors":[],"filing_date":"2015-02-23T00:00:00.000Z","publication_date":"2017-11-14T00:00:00.000Z","cpc_codes":["H04R","H04R"],"num_claims":8,"abstract":"The present disclosure relates to a method and an apparatus for automatically controlling a gain in an electronic device based on a sensitivity of microphone. The method according to an embodiment of the present disclosure includes outputting a reference audio to a speaker and obtaining a sound signal output by the speaker through a microphone, comparing a parameter of the obtained sound signal with a stored parameter, and adjusting a gain of the microphone based on a result of the comparing."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for automatically controlling gain based on sensitivity of microphone in electronic device","description":"The present disclosure relates to a method and an apparatus for automatically controlling a gain in an electronic device based on a sensitivity of microphone. The method according to an embodiment of ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9819321","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-9819321","citation_suggestion":"Patentable. \"Method and apparatus for automatically controlling gain based on sensitivity of microphone in electronic device\" (US-9819321). https://patentable.app/patents/US-9819321","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9819321","json":"https://patentable.app/api/llm-context/US-9819321","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T16:31:56.161Z"}