Function expansion method using print data for a point-of-sale terminal

• Main Authors: TAKAMOTO AKIO, FURUHATA TADASHI, KODAMA TOMOHIRO, OYAMA HITOSHI
• Format: Patent
• Language: English
• Published: 12.05.2015
• Subjects: CALCULATING; COMPUTING; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; ELECTRIC DIGITAL DATA PROCESSING; HANDLING RECORD CARRIERS; PHYSICS; PRESENTATION OF DATA; RECOGNITION OF DATA; RECORD CARRIERS; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

Various functions can be easily added using print data output from an existing application without modifying the existing application program. A function expansion method for executing a process that expands the functions of an application runs on a computer that operates according to an operating system on the operating system kernel layer, executes a specific process according to an application on an application layer, and has one or more communication ports, includes a step of acquiring print data output from the application on the operating system kernel layer, and a step of performing at the application layer a process expanding the function of the acquired print data, and outputs the print data after processing to a suitable communication port.