{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11476402","patent":{"patent_number":"US-11476402","title":"Circuit and method for detecting pressure signal with signal due to pyroelectricity in piezoelectric material being suppressed","assignee":null,"inventors":[],"filing_date":"2018-06-26T00:00:00.000Z","publication_date":"2022-10-18T00:00:00.000Z","cpc_codes":["G06F","G06F"],"num_claims":22,"abstract":"The present invention relates to a pressure signal detection circuit and a pressure signal detection method in which a pyroelectric signal from a piezoelectric film is suppressed. More specifically, the pressure signal detection circuit receives input of an input signal from a piezoelectric film, differentiates the input signal for signal component analysis of the input signal, outputs the signal analysis value of the input signal based on the differential value, removes offset of the input signal by using the signal component analysis value, integrates the input signal, and outputs a pressure input signal value from which a heat input signal value is removed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Circuit and method for detecting pressure signal with signal due to pyroelectricity in piezoelectric material being suppressed","description":"The present invention relates to a pressure signal detection circuit and a pressure signal detection method in which a pyroelectric signal from a piezoelectric film is suppressed. More specifically, t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11476402","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-11476402","citation_suggestion":"Patentable. \"Circuit and method for detecting pressure signal with signal due to pyroelectricity in piezoelectric material being suppressed\" (US-11476402). https://patentable.app/patents/US-11476402","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11476402","json":"https://patentable.app/api/llm-context/US-11476402","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:19:04.735Z"}