Patent ID: 9349089
Filing Date: 2016-05-24
CPC Classification: G06K

Claim Text:
1. A method, comprising: detecting a first direction of movement of an object relative to a device based on a first sequence of signals at a port of a processor of the device, the first sequence of signals produced using at least a first sensor and a second sensor connected to a first pin of the port, and a third sensor and a fourth sensor connected to a second pin of the port, wherein the first sensor and the third sensor are closer to each other than to either of the second sensor and the fourth sensor; detecting a second direction of movement of an object relative to the device based on a second sequence of signals at the port, the second sequence of signals produced using the first sensor, the second sensor, the third sensor, and the fourth sensor; and communicating payment data using a communications device based on one of the first sequence of signals and the second sequence of signals.