{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8497946","patent":{"patent_number":"US-8497946","title":"Liquid crystal display device","assignee":null,"inventors":[],"filing_date":"2010-12-02T00:00:00.000Z","publication_date":"2013-07-30T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F"],"num_claims":14,"abstract":"A liquid crystal display device includes: first and second substrates facing and spaced apart from each other; a pixel electrode and a common electrode on an inner surface of the first substrate, the pixel electrode and the common electrode generating a horizontal electric field; a liquid crystal layer between the first and second substrates, wherein the liquid crystal layer includes a plurality of chiral nematic liquid crystal molecules having a helical axis parallel to a z direction normal to the first substrate and driven by the horizontal electric field, and wherein refractive indices of the liquid crystal layer along x and y directions (nx, ny) perpendicular to the z direction are the same as each other and a refractive index of the liquid crystal layer along the z direction (nx) is smaller than the refractive indices of the liquid crystal layer along the x and y directions (nz<nx=ny); first and second polarizing plates over outer surface of the first and second substrates, respectively; and at least one positive C plate over one of the outer surfaces of the first and second substrates, wherein refractive indices of the at least one positive C plate along the x and y directions (nx, ny) are the same as each other and a refractive index of the positive C plate along the z direction (nz) is greater than the refractive indices of the positive C plate along the x and y directions (nz>nx=ny)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Liquid crystal display device","description":"A liquid crystal display device includes: first and second substrates facing and spaced apart from each other; a pixel electrode and a common electrode on an inner surface of the first substrate, the ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8497946","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-8497946","citation_suggestion":"Patentable. \"Liquid crystal display device\" (US-8497946). https://patentable.app/patents/US-8497946","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8497946","json":"https://patentable.app/api/llm-context/US-8497946","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T18:35:35.943Z"}