{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8514165","patent":{"patent_number":"US-8514165","title":"Semiconductor device","assignee":null,"inventors":[],"filing_date":"2007-12-20T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":25,"abstract":"A photoelectric conversion device includes a light detection circuit which includes an optical sensor to output a current signal corresponding to illuminance and a current-voltage conversion circuit to convert the current signal output from the optical sensor into a voltage signal; an amplifier to amplify the voltage signal output from the light detection circuit; a comparison circuit to compare voltage output from the amplifier and reference voltage and output the result to a control circuit; and the control circuit to determine an illuminance range to be detected depending on the output from the comparison circuit and output a control signal to the light detection circuit. The current-voltage conversion circuit has a function of changing a resistance value in accordance with the control signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device","description":"A photoelectric conversion device includes a light detection circuit which includes an optical sensor to output a current signal corresponding to illuminance and a current-voltage conversion circuit t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8514165","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-8514165","citation_suggestion":"Patentable. \"Semiconductor device\" (US-8514165). https://patentable.app/patents/US-8514165","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8514165","json":"https://patentable.app/api/llm-context/US-8514165","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:58:25.447Z"}