Computer network adapters; Computer network hubs, switches and routers; Electronic and optical communications instruments and components, namely, communication link testers for testing communication links; Electronic and optical communications instruments and components, namely, digital transmitters; Electronic and optical communications instruments and components, namely, optical data links; Electronic and optical communications instruments and components, namely, optical receivers; Electron...

MULTIPLE SENSOR SYSTEM, COMPRISING A CENTRAL COMPONENT AND A NUMBER OF SENSORS DISTRIBUTED OR MULTIPLEXED ON ONE OR SEVERAL FIBER OPTIC LINKS AND ARRANGED IN A COMBINATION OF A STAR AND DAISY CHAIN CONFIGURATION FOR USE ON OIL RIGGS, INDUSTRIAL, EXPERIMENTAL OR NUCLEAR PLANTS OR IN LAND, SEA OR AEROSPACE VEHICLES FOR SURVEILLANCE, SAFETY OR AS A FEEDBACK FOR ACTUATOR SYSTEMS

Fiber Optics Network Comprising a Host Computer and a Series of Nodes Each Having High Speed Communications Interface, Multiple Computers, Associated Peripherals and Programmable Protocol Units for Receiving, Transmitting, Communicating, Monitoring and Controlling Plant Operations