{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9709829","patent":{"patent_number":"US-9709829","title":"Beam steering device","assignee":null,"inventors":[],"filing_date":"2012-11-17T00:00:00.000Z","publication_date":"2017-07-18T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F","G02F"],"num_claims":23,"abstract":"An electrically variable lens comprising a variable Fresnel lens and a variable phase corrector plate. A liquid crystal variable Fresnel lens and liquid crystal phase corrector plate are varied in concert to compensate for wavefront discontinuities that would otherwise be produced by the Fresnel lens. The same principle is also used to provide a device capable of imposing an arbitrary spatial and temporal phase modulation on a wavefront."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Beam steering device","description":"An electrically variable lens comprising a variable Fresnel lens and a variable phase corrector plate. A liquid crystal variable Fresnel lens and liquid crystal phase corrector plate are varied in con","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9709829","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-9709829","citation_suggestion":"Patentable. \"Beam steering device\" (US-9709829). https://patentable.app/patents/US-9709829","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9709829","json":"https://patentable.app/api/llm-context/US-9709829","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:28:50.363Z"}