{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9693163","patent":{"patent_number":"US-9693163","title":"Device and method for controlling the polarity of a microphone of a terminal device","assignee":null,"inventors":[],"filing_date":"2012-08-31T00:00:00.000Z","publication_date":"2017-06-27T00:00:00.000Z","cpc_codes":["H04R","H04R"],"num_claims":10,"abstract":"A device for controlling the polarity of a microphone of a portable terminal includes: a microphone that includes a current control element that is connected between a first polarity terminal and a second polarity terminal; first and second connection terminals that are connected to the first polarity terminal and the second polarity terminal of the microphone; a control unit that detects the level of at least one of the first and second connection terminals and determines whether the polarity of the microphone has been normally connected; a codec that is connected to a first polarity terminal and a second polarity terminal and codes audio signals; and a polarity adjusting unit that is connected between the first and second connection terminals and the first and second polarity terminals of the codec, and switches the outputs of the first and second connection terminals under the control of the control unit in the case of an abnormal connection, so as to be connected to the codec to align polarity."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Device and method for controlling the polarity of a microphone of a terminal device","description":"A device for controlling the polarity of a microphone of a portable terminal includes: a microphone that includes a current control element that is connected between a first polarity terminal and a se","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9693163","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-9693163","citation_suggestion":"Patentable. \"Device and method for controlling the polarity of a microphone of a terminal device\" (US-9693163). https://patentable.app/patents/US-9693163","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9693163","json":"https://patentable.app/api/llm-context/US-9693163","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:53:13.820Z"}