US 7,557,708 B1
RFID interrogator/induction heating system
David Pacholok, 12012 Mohican Trail, Algonquin, Ill. 60102 (US); and Mark T. Elliott, 330 River Bluff Rd., Elgin, Ill. 60120 (US)
Filed on Jul. 31, 2006, as Appl. No. 11/496,683.
Int. Cl. G08B 13/14 (2006.01)
U.S. Cl. 340—572.1  [340/568.1; 340/10.51; 219/600; 219/627] 7 Claims
OG exemplary drawing
 
1. An induction heating and RFID system which is electronically controlled and wherein a work coil high frequency magnetic field both heats an item to be heated either directly or by way of a thermally coupled susceptor, and powers and activates a radio frequency identification tag, said tag when activated producing serial digital backscatter modulation of the magnetic field, to provide ID data of the item, and/or the temperature of the item, and/or other desired physical parameters of the item.