초록

The invention permits modification of the operation of irrigation controllers at a plurality of sites without investment in any additional equipment except for one paging receiver per site.

대표청구항 ▼

A process of controlling a sprinkler system having connection for controlled irrigation and being within the service area of an existing telephone paging network; said existing telephone paging network consisting of telephones connected via telephone lines to a paging station, said paging station ha

A process of controlling a sprinkler system having connection for controlled irrigation and being within the service area of an existing telephone paging network; said existing telephone paging network consisting of telephones connected via telephone lines to a paging station, said paging station having the capability of transmitting addressing and messaging signals to individual pager subscribers via a discrete radio digital signal upon request of a caller from one of said telephones; said sprinkler system having at least one sprinkler, water supply and valve means located in a conduit between said water supply and said sprinkler for the controlled flow of water from said water supply through said valve means and to said sprinkler for controlled irrigation; said sprinkler system including at least one sprinkler controller, said sprinkler controller including means for operating said valve means on said sprinkler system, an input for sprinkler control digital information, and means for translating said sprinkler control digital information into operation of said valve means; said sprinkler system including at least one of said pagers, said controlling process comprising the steps of: calling said existing telephone paging network from one of said telephones through one of said telephone lines to provide addressing and messaging signals to said network; after said calling step, transmitting said addressing and messaging signals from said telephone paging network to said pager; communicating from said pager to said sprinkler controller upon receipt of said addressing and messaging signal, sprinkler control digital information for controlling the flow of water through said sprinkler.