{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9755790","patent":{"patent_number":"US-9755790","title":"Detecting presence/absence of an information signal","assignee":null,"inventors":[],"filing_date":"2006-09-11T00:00:00.000Z","publication_date":"2017-09-05T00:00:00.000Z","cpc_codes":["H04L","H04B"],"num_claims":17,"abstract":"A method and apparatus for detecting the presence of an information signal in received inputs. Inputs are received and an expected variance of the received inputs is determined based on an assumed statistical distribution of power values. Using the determined expected variance of the received inputs, a first hypothesis is tested that the received inputs include an information signal to detect a presence of the information signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Detecting presence/absence of an information signal","description":"A method and apparatus for detecting the presence of an information signal in received inputs. Inputs are received and an expected variance of the received inputs is determined based on an assumed sta","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9755790","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-9755790","citation_suggestion":"Patentable. \"Detecting presence/absence of an information signal\" (US-9755790). https://patentable.app/patents/US-9755790","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9755790","json":"https://patentable.app/api/llm-context/US-9755790","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:15:21.087Z"}