Patent ID: 7161483

Claim:
An integrated programmable system for controlling the operation of a plurality of electrical and/or electronic appliances of a premises, wherein said plurality of appliances are controllable electrically, electronically, wirelessly, by infrared and/or by radio frequency, wherein said system includes a central data processing apparatus connected with a digital communication backbone, wherein said central data processing apparatus is adapted to be connected with said appliances via said digital communication backbone; wherein said system further includes: a. means adapted to a monitor changes of state of at least a first and a second of said appliances; and b. means adapted to record in a database changes of state of said first appliance and of said second appliance and the time at which said changes occur; and wherein the system is adapted to establish a value when the change of state of the first appliance is recorded and to update said value when the change of state of the second appliance is recorded subsequent to the recorded change of state of the first appliance, and to take a course of action when said value meets a pre-defined criterion.