{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8485671","patent":{"patent_number":"US-8485671","title":"Projector apparatus which controls pulse widths of light beams emitted from pulse-driven light sources of different colors based on measured illumination values of the light sources","assignee":null,"inventors":[],"filing_date":"2012-06-25T00:00:00.000Z","publication_date":"2013-07-16T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N"],"num_claims":10,"abstract":"A projector apparatus includes a light source configured to emit light beams of a plurality of color components, emissions of the light beams being controlled individually, a projection unit configured to form images respectively corresponding to the color components using the light beams from the light source for each frame and to sequentially project the images, a driving unit configured to drive the light source so that the light beams are emitted as light pulses having respectively predetermined pulse widths for a period in which the projection unit projects each of the images, a detector configured to detect deterioration levels of the light source respectively for the color components, and a controller configured to control the pulse widths of the light beams emitted from the light source based on the deterioration levels."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projector apparatus which controls pulse widths of light beams emitted from pulse-driven light sources of different colors based on measured illumination values of the light sources","description":"A projector apparatus includes a light source configured to emit light beams of a plurality of color components, emissions of the light beams being controlled individually, a projection unit configure","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8485671","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-8485671","citation_suggestion":"Patentable. \"Projector apparatus which controls pulse widths of light beams emitted from pulse-driven light sources of different colors based on measured illumination values of the light sources\" (US-8485671). https://patentable.app/patents/US-8485671","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8485671","json":"https://patentable.app/api/llm-context/US-8485671","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:31:30.086Z"}