{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8514977","patent":{"patent_number":"US-8514977","title":"Transmission apparatus, reception apparatus, transmission method, and reception method of wireless communication system","assignee":null,"inventors":[],"filing_date":"2010-11-22T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L"],"num_claims":6,"abstract":"A transmission apparatus according to an exemplary embodiment of the present invention comprises a serial/parallel (S/P) converter for converting an input bit stream into a plurality of symbols each including 3 bits, a differential modulator for generating differential encoded symbols by applying π/4 phase rotation to each of the symbols, up-samplers for up-sampling the differential encoded symbols, filters for filtering the up-sampled symbols, digital/analog (D/A) converters for converting the filtered symbols into analog signals, and a quadrature modulator for performing quadrature modulation on the converted analog signals."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Transmission apparatus, reception apparatus, transmission method, and reception method of wireless communication system","description":"A transmission apparatus according to an exemplary embodiment of the present invention comprises a serial/parallel (S/P) converter for converting an input bit stream into a plurality of symbols each i","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8514977","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-8514977","citation_suggestion":"Patentable. \"Transmission apparatus, reception apparatus, transmission method, and reception method of wireless communication system\" (US-8514977). https://patentable.app/patents/US-8514977","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8514977","json":"https://patentable.app/api/llm-context/US-8514977","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:07:50.543Z"}