{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9742291","patent":{"patent_number":"US-9742291","title":"Control circuit and related integrated circuit and switching-type converter","assignee":null,"inventors":[],"filing_date":"2015-12-03T00:00:00.000Z","publication_date":"2017-08-22T00:00:00.000Z","cpc_codes":["H02M","H02M","H02M"],"num_claims":9,"abstract":"A control circuit can include: a power supply circuit having a bias capacitor coupled between a power terminal and a common node, where the power supply circuit supplies power to the control circuit via the bias capacitor; a detection circuit coupled between the common node and a current output terminal of a main power switch of a power stage circuit, to detect current flowing through the main power switch; a current feedback circuit that generates a feedback signal according to a difference value between a sense value obtained from a voltage at the power terminal during an off state of the main power switch and a present voltage at the power terminal, where the feedback signal represents an inductor current of the power stage circuit; and a control signal generator that generates a control signal according to the feedback signal to control the main power switch."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Control circuit and related integrated circuit and switching-type converter","description":"A control circuit can include: a power supply circuit having a bias capacitor coupled between a power terminal and a common node, where the power supply circuit supplies power to the control circuit v","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9742291","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-9742291","citation_suggestion":"Patentable. \"Control circuit and related integrated circuit and switching-type converter\" (US-9742291). https://patentable.app/patents/US-9742291","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9742291","json":"https://patentable.app/api/llm-context/US-9742291","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:07:50.911Z"}