{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9747488","patent":{"patent_number":"US-9747488","title":"Active sensing element for acoustic imaging systems","assignee":null,"inventors":[],"filing_date":"2015-08-11T00:00:00.000Z","publication_date":"2017-08-29T00:00:00.000Z","cpc_codes":["G06V"],"num_claims":22,"abstract":"An acoustic fingerprint imaging system having a plurality of acoustic elements, each acoustic element including a transducer, and independent drive and sense circuitry is disclosed. Drive circuitry may require higher voltage than low voltage sense circuitry. Many embodiments described herein include a ground shifting controller to apply a voltage bias to the low voltage sense circuitry during a drive operation, in order to prevent electrical damage to the sense circuitry."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Active sensing element for acoustic imaging systems","description":"An acoustic fingerprint imaging system having a plurality of acoustic elements, each acoustic element including a transducer, and independent drive and sense circuitry is disclosed. Drive circuitry ma","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9747488","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-9747488","citation_suggestion":"Patentable. \"Active sensing element for acoustic imaging systems\" (US-9747488). https://patentable.app/patents/US-9747488","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9747488","json":"https://patentable.app/api/llm-context/US-9747488","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:50:15.467Z"}