Patent ID: 6609204
Filing Date: 2003-08-19
Classification: H04B

Abstract:
A computer network, comprising:a plurality of computer systems, each having a user input device, a microprocessor which is operatively connected to detect inputs from said input device, random-access memory which is connected to be read/write accessible by said microprocessor, an output device operatively connected to receive outputs from said microprocessor, and a power supply connected to provide power to said microprocessor and said memory all enclosed in a case; a high-speed network connecting said computer systems and allowing communication therebetween; wherein said computer systems are connected to a power mains, and are capable of communicating therebetween over said power mains; and wherein access to said case is controlled by an electrically controlled device and said device can be commanded to allow access to said case by command and control signals received over said power mains.