PERSONAL COMMUNICATION SYSTEM TO SEND AND RECEIVE VOICE DATA POSITIONING INFORMATION

摘要

A location tagged data provision and display system. A personal communication device (PCD) with electromagnetic communication capability has a GPS receiver and a display. The 10 PCD requests maps and location tagged data from data providers and other for display on the PCD. The data providers respond to requests by using searching and sorting schemes to interrogate data bases and then automatically transmitting data responsive to the requests to the requesting PCD.

主权项

1. A locating and map downloading system comprising:
a personal digital communicator comprising: a display; a receiver for receiving GPS signals; a first transceiver; a first modem coupled to the transceiver and to a first digital processor; communicator input means for formatting a request for map information; the first digital processor providing a means for processing the GPS signals and determining therefrom the location of the communicator, for transmitting via the first modem and the first transceiver the request for map information, for displaying on the display map information responsive to the request, and for displaying on the display the communicator location with reference to the map information; and a map storage and transmitting device comprising a second transceiver, a second modem coupled to the second transceiver and a second digital processor, memory for storing map information in digital faun, the second digital processor providing a means for determining which map information stored in the memory is responsive to the request and transmitting via the second modem and the second transceiver the map information responsive to the request.