{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9792940","patent":{"patent_number":"US-9792940","title":"High sample rate dPES to improve contact detection signal to noise ratio","assignee":null,"inventors":[],"filing_date":"2013-03-15T00:00:00.000Z","publication_date":"2017-10-17T00:00:00.000Z","cpc_codes":["G11B","G11B"],"num_claims":17,"abstract":"Using a high sample rate dPES, together with pulsed heater and lock-in technique, to improve dPES SNR for contact detection between the head and media surface. Steps of powering a transducing head actuator with pulsed input signal at a select data track offset from a previously-written to data track of the storage medium, where the pulsed input signal has select amplitude and duty cycle to simulate a response signal, and further locking in an amplitude with respect to the heater frequency, can lead to a determination of level of heater power for initiating contact between the transducing head and the storage medium."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"High sample rate dPES to improve contact detection signal to noise ratio","description":"Using a high sample rate dPES, together with pulsed heater and lock-in technique, to improve dPES SNR for contact detection between the head and media surface. Steps of powering a transducing head act","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9792940","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-9792940","citation_suggestion":"Patentable. \"High sample rate dPES to improve contact detection signal to noise ratio\" (US-9792940). https://patentable.app/patents/US-9792940","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9792940","json":"https://patentable.app/api/llm-context/US-9792940","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:08:57.427Z"}