Read head device with selected sampling rate

摘要

A read head is provided that is configured to be coupled to a mobile device. The read head has a slot for swiping a magnetic stripe of a financial transaction card. The slot is utilized for a financial transaction between a buyer and seller and reads data on the magnetic stripe. A signal is produced indicative of data stored on the magnetic stripe, An output jack of the read head is adapted to be inserted at least one of the audio input port or microphone input port of the mobile device. The output jack delivers the signal to the mobile device. A sampling rate of the signal at the audio input port or a line input port of the mobile device is at least 15 kHZ.

主权项

1. A card reader configured to be coupled to mobile device, comprising:
a housing, a read head positioned in the housing, the card reader configured to be coupled to a mobile device to receive a signal, the card reader having a slot for swiping a magnetic stripe of a financial transaction card, the slot being utilized for a financial transaction between a buyer and seller, the card reader reading data on the magnetic stripe and producing a signal indicative of data stored on the magnetic stripe, card reader electronics that include a discharge subsystem to put the card reader in a power cycle, and a fake load to provide that the mobile device does not perceive a disconnect of the card reader from the mobile device when the card reader sends the signal to the mobile device; and an output jack adapted to be coupled and de-coupled to at least one of an audio input port or microphone input port of the mobile device and delivering the signal to the mobile device.