Cartographic locating system for group coordination, has each operator equipped with portable cartographic device allowing devices to communicate to each other, each device having wireless communication interface, and location module

摘要

Each operator carries a portable cartographic locating device (1) allowing the device to communicate with the other operators through the exchange of numerical data. The device has a screen (15), a keypad (16), a pocket computer, a wireless communication interface (17) (i.e. wireless Ethernet, Bluetooth(RTM), etc.), a location module and an extension box for interface (18).