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186 results about "Processor board" patented technology

Computer management system

A computer management system attains, through one line, the uniform and steady system management through an agent such as monitoring of fault and power control in a computer connected by LAN as well as a public line, and system management for an off-state of the computer or abnormal operation state of the computer such as remote power control and notice and diagnosis of critical fault by the direct connection with a service processor through the line. The system includes an agent connected to a computer to be managed for executing instructions on the computer to be managed, a service processor board having a processor independent from the computer to be managed for monitoring fault in the computer to be managed and controlling power of the computer to be managed, a manager for executing instructions on a management computer and conducting controls such as fault monitoring and power control through the agent over a network including a public line, and a service processor manager directly connected to the service processor for conducting remote power-on and receiving and diagnosing critical fault. The service processor and the service processor manager are provided with switching circuits for switching an asynchronous interface for remotely connecting to the computer to be managed and an asynchronous interface for directly connecting to a local processor of the service processor.
Owner:HITACHI LTD

Automated terminal monitoring device for distribution network and monitoring system

InactiveCN104253484AFlexible controlAvoid all-in-one designCircuit arrangementsMonitor modeEmbedded system
The invention relates to an automated terminal monitoring device for a distribution network. The automated terminal monitoring device is used for monitoring power distribution equipment and comprises a processor board card, an instrument transformer sampling board card and an input / output control board, wherein an instrument transformer detection input circuit is arranged on the instrument transformer sampling board card, and a processor module and an alternating current sampling circuit which are mutually connected are arranged on the processor board card; a switching value input / output conversion circuit is arranged on the input / output control board card. A hardware structure is divided in a board card way, and the board cards are communicated by a bus communication protocol, so that the integrated design of the traditional hardware is avoided, and the working efficiency and the maintainability of a system can be effectively improved. The invention also relates to a monitoring system based on the automated terminal monitoring device for the distribution network. Through a combined architecture mode, the networking monitoring mode is realized for a plurality of pieces of power distribution equipment, the interaction and communication between data of monitored power distribution equipment are realized, and the monitoring system can be suitable for various different monitoring requirements.
Owner:南京乾鑫电器设备有限公司

Controller applied to multiphase motor speed adjusting system

The invention relates to a controller applied to a multiphase motor speed adjusting system. The controller comprises a bus board, a power source board card, a main processor board card, an analog quantity conditioning board card, a switch quantity input and output board card, an optical fiber driving board card and a communication through-connection board card, wherein the power source board card provides various power sources to all the other board cards through the bus board, driving and feedback signals of the optical fiber driving board card, a switch quantity signal of the switch quantity input and output board card, an analog quantity signal of the analogy quantity conditioning board card, a communication signal of the communication through-connection board card perform information interaction with the main processor board card through the bus board, and the communication through-connection board card and the main processor board card respectively at least have communication with an upper computer. The controller has the advantages of being high in modularization degree, having flexible expandability, being capable of not only controlling the complex multiphase motor speed adjusting system in real time, but also greatly enhancing the expanding flexibility due to the fact the bus board is deigned in a bus mode, and being capable of effectively controlling development cost, shortening the development period and meanwhile improving equipment reliability.
Owner:中国船舶重工集团公司第七一二研究所

Method for event synchronisation, especially for processors of fault-tolerant systems

Redundant systems are often provided with identically mounted processor boards which function according to a lockstep operation. The basic condition for the implementation of a lockstep system is the deterministic behaviour of all of the constituents contained in the board, such as CPUs, chip sets, main memory etc. According to the invention, deterministic behaviour signifies that said constituents supply identical results at identical times, in an error-free case, when the constituents receive identical stimuli at identical times. Deterministic behaviour also presupposes the use of interfaces in clock-controlled synchronism. Asynchronous interfaces cause a certain temporal indeterminacy in the system in many cases, whereby the entire synchronised behaviour of the system cannot be maintained. In order to thus be able to carry out a lockstep operation, the invention relates to a method for the synchronisation of external events which are supplied to a processor (CPU) and influence the same. The external events are intermediately stored accordingly and the processors are presented at identical points in the execution of commands. Problems which are created by the capacity of modern processors to execute commands in parallel are avoided by the fact that the parallel execution of the processors is stopped before the desired point in the command execution is reached and said point is then reached exactly in the single step mode.
Owner:SIEMENS AG
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