Patent ID: 6856605

Claim:
For use with a two-way wireless messaging system, an application controller distributed, at least in part, among a plurality communication units associated with said two-way wireless messaging system, said application controller capable of controlling cooperative communication among ones of said plurality of communication units in accordance with a prescribed application task, said application controller comprising: a first communication unit controller that senses change in a characteristic monitored at a first communication unit, said monitored characteristic evaluated in accordance with said prescribed application task, and, in response thereto, automatically causes said first communication unit to transmit a first data signal; an operations controller that analyzes said first data signal in accordance with said prescribed application task using at least one subscriber profile, and, in response thereto, causes a second data signal to be communicated automatically to at least a second communication unit; and a second communication unit controller that automatically analyzes said second data signal at said second communication unit, and, in response thereto, transmits an acknowledgment signal to at least said first communication unit.