{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8541856","patent":{"patent_number":"US-8541856","title":"Optical touch-screen imager","assignee":null,"inventors":[],"filing_date":"2010-12-08T00:00:00.000Z","publication_date":"2013-09-24T00:00:00.000Z","cpc_codes":["G06F"],"num_claims":33,"abstract":"Embodiments of an apparatus comprising a CMOS image sensor including a pixel array formed in a substrate and a light guide formed on the substrate to receive light traveling in a plane parallel to a plane of the pixel array and incident on the edge of the image sensor and to re-direct the incident light into at least one pixel of the pixel array. Embodiments of an optical touch-screen imager comprising a substantially planar touch area and a detector positioned adjacent to the touch area, the detector comprising a CMOS image sensor as described above."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical touch-screen imager","description":"Embodiments of an apparatus comprising a CMOS image sensor including a pixel array formed in a substrate and a light guide formed on the substrate to receive light traveling in a plane parallel to a p","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8541856","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-8541856","citation_suggestion":"Patentable. \"Optical touch-screen imager\" (US-8541856). https://patentable.app/patents/US-8541856","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8541856","json":"https://patentable.app/api/llm-context/US-8541856","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:04:43.430Z"}