{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9638941","patent":{"patent_number":"US-9638941","title":"Photonic crystal type light modulator and 3D image acquisition apparatus employing the same","assignee":null,"inventors":[],"filing_date":"2011-10-28T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["G02F","B82Y","G01S","G01S","G02F","H04N","G02F"],"num_claims":16,"abstract":"A photonic crystal type light modulator is provided. The photonic crystal type light modulator includes: a substrate; a first electrode disposed on the substrate; an active layer disposed on the first electrode, where an optical characteristic of the active layer changes according to application of an electric field; a second electrode disposed on the active layer; and a photonic crystal layer disposed on the second electrode and comprising a 2D grating."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Photonic crystal type light modulator and 3D image acquisition apparatus employing the same","description":"A photonic crystal type light modulator is provided. The photonic crystal type light modulator includes: a substrate; a first electrode disposed on the substrate; an active layer disposed on the first","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9638941","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-9638941","citation_suggestion":"Patentable. \"Photonic crystal type light modulator and 3D image acquisition apparatus employing the same\" (US-9638941). https://patentable.app/patents/US-9638941","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9638941","json":"https://patentable.app/api/llm-context/US-9638941","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T16:30:26.298Z"}