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7430451 Safety unit, controller system, connection method of controllers, control method of the controller system and monitor method of the controller system  
Safety units 1 d to 1 f for executing a safety function processing are connected to a non-safety controller constituted by connectting a plurality of units 1 b, 1 c including CPU units 1 a...
7369902 Slave units and network system as well as slave unit processing method and device information collecting method  
A network system is constructed by connecting a safety PLC constituting a master unit and safety slaves 2 to each other through a safety network 3 . The safety slaves each have a device...
7158595 Apparatus and method for acquiring frame synchronization in a mobile communication system  
A method for acquiring frame synchronization of a broadcast channel (BCH) in an asynchronous mobile telecommunication system. The method according to the invention includes steps of acquiring a...
Matches 1 - 3 out of 3