{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9609540","patent":{"patent_number":"US-9609540","title":"Method and apparatus for estimating lag in antenna feeder cable of wireless transmission system","assignee":null,"inventors":[],"filing_date":"2015-06-30T00:00:00.000Z","publication_date":"2017-03-28T00:00:00.000Z","cpc_codes":["H04B","H04L","H04B","H04B","H04B","H04B"],"num_claims":20,"abstract":"A method includes transmitting, at a first time, a first transmission vector signal towards an antenna via a feeder cable connected to the antenna; receiving a first reflected vector signal, the first reflected vector signal being a reflection of the first transmission vector signal reflected from a point in the feeder cable; determining a first transformed transmission vector signal by performing a first vector forward transform on the first transmission vector signal; determining a first transformed reflected vector signal by performing a first vector forward transform on the first reflected vector signal; determining a first complex conjugate vector signal based on the first transmission vector signal and the first reflected vector signal; determining a first computed vector signal by performing a first vector inverse transform on the first complex conjugate vector signal; and determining a first sub-vector by performing a windowing function based on the first computed vector signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for estimating lag in antenna feeder cable of wireless transmission system","description":"A method includes transmitting, at a first time, a first transmission vector signal towards an antenna via a feeder cable connected to the antenna; receiving a first reflected vector signal, the first","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9609540","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-9609540","citation_suggestion":"Patentable. \"Method and apparatus for estimating lag in antenna feeder cable of wireless transmission system\" (US-9609540). https://patentable.app/patents/US-9609540","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9609540","json":"https://patentable.app/api/llm-context/US-9609540","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:37:07.810Z"}