{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8536881","patent":{"patent_number":"US-8536881","title":"Touch sensing system, capacitance sensing circuit and capacitance sensing method thereof","assignee":null,"inventors":[],"filing_date":"2010-10-01T00:00:00.000Z","publication_date":"2013-09-17T00:00:00.000Z","cpc_codes":["G06F"],"num_claims":30,"abstract":"A touch sensing system which includes a touch input interface and a capacitance sensing circuit is provided. The touch input interface includes a plurality of sensing capacitors which output at least one waveform under test and at least one reference waveform. The capacitance sensing circuit includes a difference comparing unit. The difference comparing unit receives the waveform under test and the reference waveform and outputs a differential signal according to at least one positive edge difference and at least one negative edge difference between the waveform under test and the reference waveform. Furthermore, a capacitance sensing method is also provided."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Touch sensing system, capacitance sensing circuit and capacitance sensing method thereof","description":"A touch sensing system which includes a touch input interface and a capacitance sensing circuit is provided. The touch input interface includes a plurality of sensing capacitors which output at least ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8536881","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-8536881","citation_suggestion":"Patentable. \"Touch sensing system, capacitance sensing circuit and capacitance sensing method thereof\" (US-8536881). https://patentable.app/patents/US-8536881","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8536881","json":"https://patentable.app/api/llm-context/US-8536881","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:59:22.170Z"}