{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9722834","patent":{"patent_number":"US-9722834","title":"Communication system and phase error estimating method thereof","assignee":null,"inventors":[],"filing_date":"2016-01-07T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L"],"num_claims":10,"abstract":"A communication system includes a receiving circuit and a phase error estimating circuit. The receiving circuit receives an input signal x, which has an input phase θ in a polar coordinate system. According to partial differentiation performed on the natural logarithm of a function f(x, θ), the phase error estimating circuit generates an estimated phase error of the input signal x. f(x, θ) represents a probability function of receiving the input signal x at the receiving circuit."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Communication system and phase error estimating method thereof","description":"A communication system includes a receiving circuit and a phase error estimating circuit. The receiving circuit receives an input signal x, which has an input phase θ in a polar coordinate system. Acc","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9722834","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-9722834","citation_suggestion":"Patentable. \"Communication system and phase error estimating method thereof\" (US-9722834). https://patentable.app/patents/US-9722834","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9722834","json":"https://patentable.app/api/llm-context/US-9722834","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:33:24.590Z"}