{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9680913","patent":{"patent_number":"US-9680913","title":"System and method for transmitting file based on audio signal","assignee":null,"inventors":[],"filing_date":"2014-08-14T00:00:00.000Z","publication_date":"2017-06-13T00:00:00.000Z","cpc_codes":["H04L","H04B"],"num_claims":5,"abstract":"A method for transmitting files based on an audio signal includes a first terminal and a second terminal, the first terminal receives a file identification of a target file transmitted by a server; obtains a first audio signal, hiding the file identification in the first audio signal to form a first signal, and plays the first signal; a second terminal samples at least a portion of the first signal, and gets the file identification according to the at least a portion of the first signal; transmits the file identification to the server; the server sends the target file to the second terminal according to the file identification."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for transmitting file based on audio signal","description":"A method for transmitting files based on an audio signal includes a first terminal and a second terminal, the first terminal receives a file identification of a target file transmitted by a server; ob","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9680913","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-9680913","citation_suggestion":"Patentable. \"System and method for transmitting file based on audio signal\" (US-9680913). https://patentable.app/patents/US-9680913","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9680913","json":"https://patentable.app/api/llm-context/US-9680913","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:59:57.924Z"}