发明名称 |
Information communication system with collision avoidance |
摘要 |
An information communication system having several transceivers connected to a communication medium. Each transceiver connected to a collision avoidance apparatus which determines if another transceiver is preparing to transmit on the communication medium by applying a unique predetermined D.C. voltage level to the communication medium.
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申请公布号 |
US4345250(A) |
申请公布日期 |
1982.08.17 |
申请号 |
US19800219150 |
申请日期 |
1980.12.22 |
申请人 |
HONEYWELL INFORMATION SYSTEMS INC. |
发明人 |
JACOBSTHAL, HERBERT K. |
分类号 |
G06F13/00;H04L12/413;(IPC1-7):H04Q9/00 |
主分类号 |
G06F13/00 |
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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