A system, device, and method are disclosed for wirelessly coupling a controlling device to a programmable industrial control equipment such as a programmable logic controller (PLC). The controlling device may, for example, be a personal computer used for programming the PLC. The system includes a radio...http://www.google.de/patents/US20060200256?utm_source=gb-gplus-sharePatent US20060200256 - Programming of industrial automation equipment using RFID technology
