NETWORKED MAPPING DEVICE

摘要

Device and method for aiding in the navigation and tracking of users. The device (10) provides real-time location information of the user (64) in relation to other users (68) on a map image (78). The location information may be obtained from GPS signals received by the device and/or from a local navigation system (62) included in the device. The device can also communicate with wired or wireless communication systems, such as a cellular telephone network.