{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9728271","patent":{"patent_number":"US-9728271","title":"Charge injection noise reduction in sample-and-hold circuit","assignee":null,"inventors":[],"filing_date":"2015-10-30T00:00:00.000Z","publication_date":"2017-08-08T00:00:00.000Z","cpc_codes":["G11C","G11C"],"num_claims":15,"abstract":"A sample-and-hold circuit includes a first transistor; a second transistor disposed between a gate electrode and a drain electrode of the first transistor; a sampling capacitor, an electrode of the sampling capacitor being connected to the gate electrode of the first transistor; and a first current source connected to the drain electrode of the first transistor, where a gate electrode of the second transistor receives a gate control signal. A minimum voltage of the gate control signal is Vth2+Vsat2+Vth1+Vsat1, where Vth1 is a threshold voltage of the first transistor, Vsat1 is a saturation voltage of the first transistor, Vth2 is a threshold voltage of the second transistor, and Vsat2 is a saturation voltage of the second transistor."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Charge injection noise reduction in sample-and-hold circuit","description":"A sample-and-hold circuit includes a first transistor; a second transistor disposed between a gate electrode and a drain electrode of the first transistor; a sampling capacitor, an electrode of the sa","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9728271","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-9728271","citation_suggestion":"Patentable. \"Charge injection noise reduction in sample-and-hold circuit\" (US-9728271). https://patentable.app/patents/US-9728271","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9728271","json":"https://patentable.app/api/llm-context/US-9728271","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:35:56.448Z"}