Patent ID: 7348883

Claim:
A communication system, comprising: a. a plurality of charts, each chart comprising: i. a support; ii. a chart receiver coupled to said support, said chart receiver comprising a unique electronic chart address, and said chart receiver being operable to receive transmitted data corresponding to said unique chart address; iii. a chart output device coupled to said support and in communication with said chart receiver, said chart output device being operable to produce an output upon said chart receiver's receipt of said transmitted data; b. a plurality of personnel communicators, each communicator comprising: i. a body; ii. a communicator receiver coupled to said body, said communicator receiver comprising a unique electronic communicator address, and said communicator receiver being operable to receive transmitted data corresponding to said unique communicator address; ii. a communicator output device coupled to said body and in communication with the communicator receiver, said communicator output device being operable to produce an output upon said communicator receiver's receipt of said transmitted data; and c. a computer system configured to receive and retrieve data, comprising: i. a chart communication transmitter operable to transmit data corresponding to at least one unique chart address of at least one of said plurality of charts; and operable to transmit data corresponding to at least one unique chart address of at least one of said plurality of charts.