Patent ID: 9016572
Filing Date: 2015-04-28
Classification: G06Q,G07F

Abstract:
1. A card reader device, comprising: a housing having a slot for swiping a magnetic stripe of a card to complete a financial transaction between a buyer and seller; a read head in the housing for reading data stored on the magnetic stripe and for producing a signal indicative of data stored on the magnetic stripe; an output jack adapted to be coupled to and de-coupled from an audio jack of a mobile device, the output jack configured for providing the signal indicative of data stored on the magnetic stripe to the mobile device; and card reader device electronics including a sourcing power device and a power subsystem that couples to the audio jack of the mobile device and sources power from the mobile device through the audio jack, the power subsystem converting a bias voltage from the mobile device to a card reader system voltage, and wherein the card reader device electronics further comprises a control unit and a monitoring system, wherein the control unit and the monitoring system are configured to put at least a portion of the card reader device electronics into a sleep state when the card reader is not in an active state while the monitoring system remains active, the control unit being configured to receive an awakening notification from the monitoring system, wherein the monitoring system is configured for waking at least the portion of the card reader device electronics from the sleep state and the control unit is configured for creating a power cycle to wake up at least the portion of the card reader device electronics from the sleep state into an active state.