Patent ID: 6671660
Filing Date: 2003-12-30
Classification: G08C,H04W,Y02D

Abstract:
An apparatus for acquiring data for process tools used for processing workpieces, the apparatus comprising:a substrate; at least one sensor supported by the substrate, the sensor being capable of providing information; an information processor supported by the substrate, the information processor being connected with the sensor so as to receive information from the sensor; an internal communicator supported by the substrate, the internal communicator being connected with the information processor so that the information processor can provide information to the internal communicator, the internal communicator being capable of wireless bi-directional communication; a power source supported by the substrate, the power source being connected so as to provide power to the internal communicator, and the information processor being capable of shutting off power to the internal communicator for an amount of time, the information processor being capable of turning on power to the internal communicator for an amount of time so that the apparatus can test for an incoming communication signal, and the information processor being capable of allowing power to the information processor in response to a signal.