{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9747474","patent":{"patent_number":"US-9747474","title":"Card reader device and method of use","assignee":null,"inventors":[],"filing_date":"2012-08-15T00:00:00.000Z","publication_date":"2017-08-29T00:00:00.000Z","cpc_codes":["G06K","H04M","H04M","H04M"],"num_claims":27,"abstract":"In one embodiment, a card reader device includes: a read head configured to generate a signal indicative of data stored on a magnetic stripe of a card, an output plug, adapted to be inserted into a headset jack of a mobile host device, configured to communicate an output signal indicative of data stored on the magnetic stripe to a microphone input of the headset jack of the mobile host device; and circuitry configured to set the amplitude, which includes attenuation by at least a resistor, of a signal communicating said data included in the signal indicative of data stored on the magnetic stripe generated by the read head resulting in the output signal indicative of data stored on the magnetic stripe. In one embodiment, the circuitry includes decoding circuitry configured to decode the signal indicative of the data stored on the magnetic stripe."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Card reader device and method of use","description":"In one embodiment, a card reader device includes: a read head configured to generate a signal indicative of data stored on a magnetic stripe of a card, an output plug, adapted to be inserted into a he","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9747474","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-9747474","citation_suggestion":"Patentable. \"Card reader device and method of use\" (US-9747474). https://patentable.app/patents/US-9747474","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9747474","json":"https://patentable.app/api/llm-context/US-9747474","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:47:00.239Z"}