{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9705555","patent":{"patent_number":"US-9705555","title":"Dual or multiple SIM standby and active using a single digital baseband","assignee":null,"inventors":[],"filing_date":"2012-05-24T00:00:00.000Z","publication_date":"2017-07-11T00:00:00.000Z","cpc_codes":["H04B","H04W","H04W","H04W","H04W"],"num_claims":21,"abstract":"An apparatus comprises two or more SIM card connectors in a communication system configured to operate according to a plurality of communication protocols and coupled to at least one processor (610) for processing communication signals, a control unit (632) configured to generate a control signal to select a communication path (629-1, 629-2, 631-1, 631-2, 645-1, 647-1, 647-2) dedicated to an associated SIM card connector, and a switch (630) responsive to the control signal to switch the communication signals received from or transmitted to any one of the two or more SIM card connectors using the selected communication path. An apparatus comprises a plurality of radio frequency integrated circuit RFICs (640-1, 640-2) coupled to a plurality of RF interfaces of a digital baseband (600) of a communication apparatus, the plurality of RFICs includes a programmable state machine that executes programmed instructions to perform write to the RFICs, thereby enabling RF control."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Dual or multiple SIM standby and active using a single digital baseband","description":"An apparatus comprises two or more SIM card connectors in a communication system configured to operate according to a plurality of communication protocols and coupled to at least one processor (610) f","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9705555","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-9705555","citation_suggestion":"Patentable. \"Dual or multiple SIM standby and active using a single digital baseband\" (US-9705555). https://patentable.app/patents/US-9705555","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9705555","json":"https://patentable.app/api/llm-context/US-9705555","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T16:19:09.746Z"}