{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9658295","patent":{"patent_number":"US-9658295","title":"Offset compensation for zero-crossing detection","assignee":null,"inventors":[],"filing_date":"2014-09-02T00:00:00.000Z","publication_date":"2017-05-23T00:00:00.000Z","cpc_codes":["G01D","G01D"],"num_claims":14,"abstract":"There is described a device for removing an offset from a signal, the device comprising (a) a frequency estimation unit (260) for estimating a frequency of the signal, (b) an offset estimation unit (222) for estimating the offset in the signal by applying an adaptive low pass filter to the signal, wherein a cut-off frequency of the adaptive low pass filter is determined based on the frequency of the signal estimated by the frequency estimation unit (260), and (c) a subtraction unit (230) adapted to subtract the offset estimated by the offset estimation unit (222) from the signal. There is also described a filter unit comprising the device. Furthermore, there is described a corresponding method of removing an offset from a signal as well as a computer program and a computer program product for performing the method by means of a computer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Offset compensation for zero-crossing detection","description":"There is described a device for removing an offset from a signal, the device comprising (a) a frequency estimation unit (260) for estimating a frequency of the signal, (b) an offset estimation unit (2","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9658295","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-9658295","citation_suggestion":"Patentable. \"Offset compensation for zero-crossing detection\" (US-9658295). https://patentable.app/patents/US-9658295","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9658295","json":"https://patentable.app/api/llm-context/US-9658295","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:39:13.238Z"}