{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10502969","patent":{"patent_number":"US-10502969","title":"3D imaging method and apparatus for alternately irradiating first and second polarized light","assignee":null,"inventors":[],"filing_date":"2017-12-15T00:00:00.000Z","publication_date":"2019-12-10T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","G02F","G02F","G02F","G02F"],"num_claims":20,"abstract":"The present application discloses a 3D imaging method and apparatus, which divide a source 3D image light into two polarized light beams carrying image information through a birefringence effect, adjust optical paths of the two polarized light beams obtained through birefringence, and control the two polarized light beams to be alternately irradiated, thereby achieving 3D imaging; since the implementation of the above imaging method only requires one imaging apparatus having corresponding functions, the present application can simplify the system structure and reduce the system cost relative to a conventional 3D projection technology that requires two imaging devices; moreover, a viewer can directly see, with no need to wear corresponding 3D glasses, a 3D image due to the parallax caused by alternate irradiation of two polarized light beams carrying image information out of a projection device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"3D imaging method and apparatus for alternately irradiating first and second polarized light","description":"The present application discloses a 3D imaging method and apparatus, which divide a source 3D image light into two polarized light beams carrying image information through a birefringence effect, adju","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10502969","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-10502969","citation_suggestion":"Patentable. \"3D imaging method and apparatus for alternately irradiating first and second polarized light\" (US-10502969). https://patentable.app/patents/US-10502969","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10502969","json":"https://patentable.app/api/llm-context/US-10502969","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:38:46.193Z"}