marking system of transition of an operator from one to more control points in which they are installed terminals detection

摘要

the marking system, includes at least a marker (100) and at least one mobile terminal (101) provided in correspondence to the control point.the marker (100) includes a source of electrical energy (7), a microprocessor (1) and a first transfer device (11).14) for electromagnetically energy from marker to marker and data from the terminal to the terminal and vice versa. the terminal includes: a second transfer device for elettromagnetica energy to said marker to the terminal and the data terminal to said marker and vice versa.note to mate electromagnetically to said first transfer device of the marker; and at least a permanent memory (43). figg.7-8).