{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9755598","patent":{"patent_number":"US-9755598","title":"Method and apparatus for level control in blending an audio signal in an in-band on-channel radio system","assignee":null,"inventors":[],"filing_date":"2015-12-18T00:00:00.000Z","publication_date":"2017-09-05T00:00:00.000Z","cpc_codes":["G10L"],"num_claims":20,"abstract":"A method for processing a digital audio broadcast signal includes: separating an analog audio portion and a digital audio portion of the digital audio broadcast signal; determining the loudness of the analog audio portion and the digital audio portion over a first short time interval; using the loudness of the analog and digital audio portions to calculate a short term average gain; determining a long term average gain; converting one of the long term average gain or the short term average gain to dB; if an output has been blended to digital, adjusting a digital gain parameter by a preselected increment to produce a digital gain parameter; if an output has not been blended to digital, setting the digital gain parameter to the short term average gain; providing the digital gain parameter to an audio processor; and repeating the above steps using a second short time interval."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for level control in blending an audio signal in an in-band on-channel radio system","description":"A method for processing a digital audio broadcast signal includes: separating an analog audio portion and a digital audio portion of the digital audio broadcast signal; determining the loudness of the","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9755598","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-9755598","citation_suggestion":"Patentable. \"Method and apparatus for level control in blending an audio signal in an in-band on-channel radio system\" (US-9755598). https://patentable.app/patents/US-9755598","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9755598","json":"https://patentable.app/api/llm-context/US-9755598","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:57:56.239Z"}