Patent ID: 7426981

Claim:
An elevator system serving a plurality of floors ( 12 ) in a building, comprising: at least one hall device on each of said floors; and a controller ( 18 ); characterized by: at least one piconet module ( 15 , 16 ) on each of said floors, at least one said piconet module interconnected with at least one said hall device on the corresponding floor to transmit and receive elevator system operation-related control signals, said defined piconet modules forming piconets with others of said defined piconet modules thereby serving as a floor-to-floor communication system, in which transmissions by any one of said defined piconet modules may be received by others of said defined piconet modules and retransmitted thereby; and a defined piconet module ( 19 ) interconnected with said controller, said controller thereby communicating, through said defined piconet module interconnected therewith, with any other of said piconet modules, either directly or through still another one or more of said defined piconet modules, whereby said elevator system operation-related control signals will be communicated between said defined piconet modules interconnected with said at least one hall device on any of said floors and said defined piconet module interconnected with said controller.