DATA COMMUNICATION SYSTEM AND DATA COMMUNICATION A

专利名称：DATA COMMUNICATION SYSTEM AND

DATA COMMUNICATION APPARATUS

发明人：Masato Nakamura申请号：US13131293申请日：20081225

公开号：US20110238773A1公开日：20110929

专利附图：

摘要：In a data communication system that performs data communication between amaster station and slave stations in a token passing system employing an Ethernet(registered trademark), when a communication processing unit of a master station

subjects processing for circulating a token frame between the master station and slavestations and receiving data from the slave stations to retry processing, the

communication processing unit subjects the processing to the retry processing withouttransferring data received from the slave stations to a data processing unit that performstransmission and reception of data between the data processing unit and an arithmeticprocessing device.

申请人：Masato Nakamura

地址：Tokyo JP

国籍：JP

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