{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8467481","patent":{"patent_number":"US-8467481","title":"Channel estimation for a WLAN through increased use of preamble","assignee":null,"inventors":[],"filing_date":"2012-02-27T00:00:00.000Z","publication_date":"2013-06-18T00:00:00.000Z","cpc_codes":["H04L"],"num_claims":18,"abstract":"A method and system for improving channel estimation in a wireless device is disclosed. Aspects of the exemplary embodiment include receiving a data packet wirelessly transmitted from a transmitter, the packet including a preamble portion and a data portion containing data, wherein the preamble portion includes at least one training field and a second field; performing a first channel estimation using the training field; and using the second field to refine the first channel estimation."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Channel estimation for a WLAN through increased use of preamble","description":"A method and system for improving channel estimation in a wireless device is disclosed. Aspects of the exemplary embodiment include receiving a data packet wirelessly transmitted from a transmitter, t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8467481","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-8467481","citation_suggestion":"Patentable. \"Channel estimation for a WLAN through increased use of preamble\" (US-8467481). https://patentable.app/patents/US-8467481","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8467481","json":"https://patentable.app/api/llm-context/US-8467481","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:57:06.128Z"}