{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10499162","patent":{"patent_number":"US-10499162","title":"Active bias of microphone with variable bias resistance","assignee":null,"inventors":[],"filing_date":"2018-03-29T00:00:00.000Z","publication_date":"2019-12-03T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R"],"num_claims":15,"abstract":"A bias circuit for a capacitive sensor may include a variable impedance element coupled to a capacitor of the capacitive sensor wherein an impedance of the variable impedance element is varied in accordance with a temperature associated with the bias circuit and an active feedback circuit coupled between the variable impedance element and an output of a processing circuit for processing a signal generated by the capacitive sensor and configured to drive the variable impedance element to force a direct-current (DC) voltage level of an output of the capacitive sensor to a desired voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Active bias of microphone with variable bias resistance","description":"A bias circuit for a capacitive sensor may include a variable impedance element coupled to a capacitor of the capacitive sensor wherein an impedance of the variable impedance element is varied in acco","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10499162","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-10499162","citation_suggestion":"Patentable. \"Active bias of microphone with variable bias resistance\" (US-10499162). https://patentable.app/patents/US-10499162","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10499162","json":"https://patentable.app/api/llm-context/US-10499162","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:46:44.049Z"}