发明名称 |
Network system of programmable controllers |
摘要 |
Data receiving-and-transmitting stations are connected in a ring-shaped network, each transmitting data packets normally in the order in which they are received. Each station can identify a high-priority data packet and is programmed to transmit a high-priority data simutaneously with the normal-priority data packet which has been to be transmitted next according to the order in which it was received.
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申请公布号 |
US4967409(A) |
申请公布日期 |
1990.10.30 |
申请号 |
US19890404112 |
申请日期 |
1989.09.07 |
申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
NARUMIYA, MASAO;KIYOHARA, TOSHIMI |
分类号 |
H04L12/433;(IPC1-7):H04J3/02;H04J3/24 |
主分类号 |
H04L12/433 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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