{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9727772","patent":{"patent_number":"US-9727772","title":"Method and apparatus for contact image sensing","assignee":null,"inventors":[],"filing_date":"2014-07-30T00:00:00.000Z","publication_date":"2017-08-08T00:00:00.000Z","cpc_codes":["G06V","G06V"],"num_claims":19,"abstract":"A contact image sensor having an illumination source; a first SBG array device; a transmission grating; a second SBG array device; a waveguiding layer including a multiplicity of waveguide cores separated by cladding material; an upper clad layer; and a platen. The sensor further includes: an input element for coupling light from the illumination source into the first SBG array; a coupling element for coupling light out of the cores into output optical paths coupled to a detector having at least one photosensitive element."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for contact image sensing","description":"A contact image sensor having an illumination source; a first SBG array device; a transmission grating; a second SBG array device; a waveguiding layer including a multiplicity of waveguide cores separ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9727772","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-9727772","citation_suggestion":"Patentable. \"Method and apparatus for contact image sensing\" (US-9727772). https://patentable.app/patents/US-9727772","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9727772","json":"https://patentable.app/api/llm-context/US-9727772","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T14:37:49.842Z"}