Patent ID: 8698604
Filing Date: 2014-04-15
Classification: G06K,G06Q,G07F,H04L,H04M,H04W

Abstract:
1. A method of responding to a request from a mobile processor, the method being performed by a reading device and comprising: receiving, from the mobile processor, a command for a specific operation, the command including a code value indicating the specific operation to be processed by the reading device; determining whether or not the specific operation is performed and producing a determination result; performing, according to the determination result, a generating operation of a response message, the response message including a code field and a payload field; and transmitting, to the mobile processor, the generated response message, wherein the generating operation includes a first generating operation when the specific operation is successful and a second generating operation when the specific operation has failed, wherein the first generating operation comprises inserting the code value included in the command into the code field and inserting a first type of payload of the received command into the payload field, and wherein the second generating operation comprises inserting a second predetermined fixed value indicating a failure into the code field, and inserting a second type of payload different than the first type of payload indicating the failure into the payload field.