Portable object e.g. person carrying tag, locating system for e.g. enterprise premise, has transmitter/receiver and terminals which receive and measure position indicating signal that locates person carrying tag

摘要

The system has a master control unit (4) with a display device (5), and in communication with a transmitter/receiver (6) that is capable of simultaneously communicating with channels (A, B). A person (3) carrying a tag (2) is located by position indicating signals received and measured by the transmitter/receiver and by terminals (1, 16) placed near gates (14, 15).