Original Assignee Square Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) McKelvey Current Assignee (The listed assignees may be inaccurate. ( en Inventor Kartik Lamba Amish Babu Adam David Peter Rothschild Jack Dorsey James M. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US14/942,515 Other versions US20160070940A1 Google Patents Card reader with power efficient architecture that includes a power supply and a wake-up circuitĭownload PDF Info Publication number US9449203B2 US9449203B2 US14/942,515 US201514942515A US9449203B2 US 9449203 B2 US9449203 B2 US 9449203B2 US 201514942515 A US201514942515 A US 201514942515A US 9449203 B2 US9449203 B2 US 9449203B2 Authority US United States Prior art keywords financial transaction card transaction device party mobile device Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
Google Patents US9449203B2 - Card reader with power efficient architecture that includes a power supply and a wake-up circuit
US9449203B2 - Card reader with power efficient architecture that includes a power supply and a wake-up circuit
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