{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9769322","patent":{"patent_number":"US-9769322","title":"Message sending device and method thereof","assignee":null,"inventors":[],"filing_date":"2016-06-23T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H04M","H04L","H04L","H04M","H04M","H04M","H04M"],"num_claims":15,"abstract":"Disclosed herein are a telephone, a switchboard, and a method for sending a message between the telephone and the switchboard using a Dual Tone Multiple Frequency (DTMF) signal. The telephone includes a sensor interface unit for collecting sensing signals by being connected to sensors, a transmission unit for generating a message using the sensing signals, converting the message into a DTMF signal, and transmitting the DTMF signal and a telephone signal, and a power distribution unit for being supplied with power from the switchboard and distributing the power to operation units."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Message sending device and method thereof","description":"Disclosed herein are a telephone, a switchboard, and a method for sending a message between the telephone and the switchboard using a Dual Tone Multiple Frequency (DTMF) signal. The telephone includes","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9769322","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-9769322","citation_suggestion":"Patentable. \"Message sending device and method thereof\" (US-9769322). https://patentable.app/patents/US-9769322","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9769322","json":"https://patentable.app/api/llm-context/US-9769322","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:39:05.428Z"}