Switch for serial or parallel communication networks
    1.
    发明授权
    Switch for serial or parallel communication networks 失效
    切换串行或并行通信网络

    公开(公告)号:US5331315A

    公开(公告)日:1994-07-19

    申请号:US898081

    申请日:1992-06-12

    CPC classification number: G06F15/17375 G06F15/17343

    Abstract: A communication switch apparatus and a method for use in a geographically extensive serial, parallel or hybrid communication network linking a multi-processor or parallel processing system has a very low software processing overhead in order to accommodate random burst of high density data. Associated with each processor is a communication switch. A data source and a data destination, a sensor suite or robot for example, may also be associated with a switch. The configuration of the switches in the network are coordinated through a master processor node and depends on the operational phase of the multi-processor network: data acquisition, data processing, and data exchange. The master processor node passes information on the state to be assumed by each switch to the processor node associated with the switch. The processor node then operates a series of multi-state switches internal to each communication switch. The communication switch does not parse and interpret communication protocol and message routing information. During a data acquisition phase, the communication switch couples sensors producing data to the processor node associated with the switch, to a downlink destination on the communications network, or to both. It also may couple an uplink data source to its processor node. During the data exchange phase, the switch couples its processor node or an uplink data source to a downlink destination (which may include a processor node or a robot), or couples an uplink source to its processor node and its processor node to a downlink destination.

    Abstract translation: 在多处理器或并行处理系统的地理上广泛的串行,并行或混合通信网络中使用的通信交换装置和方法具有非常低的软件处理开销以便适应高密度数据的随机突发。 与每个处理器相关联的是一个通讯开关。 例如,数据源和数据目的地,传感器套件或机器人也可以与开关相关联。 网络中的交换机的配置通过主处理器节点协调,并且取决于多处理器网络的操作阶段:数据采集,数据处理和数据交换。 主处理器节点将关于每个交换机假设的状态的信息传递给与交换机相关联的处理器节点。 然后,处理器节点在每个通信交换机内部操作一系列多状态交换机。 通信交换机不解析和解释通信协议和消息路由信息。 在数据采集阶段期间,通信交换机将产生数据的传感器与与交换机相关联的处理器节点耦合到通信网络上的下行链路目的地,或耦合到两者。 它也可以将上行链路数据源耦合到其处理器节点。 在数据交换阶段期间,交换机将其处理器节点或上行链路数据源耦合到下行链路目的地(其可以包括处理器节点或机器人),或将上行链路源耦合到其处理器节点及其处理器节点到下行链路目的地 。

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