Pulse or digital communications – Repeaters – Testing
Patent
1991-01-28
1993-06-29
Chin, Stephen
Pulse or digital communications
Repeaters
Testing
375121, 36442401, H04L 2700
Patent
active
052241246
ABSTRACT:
In a data transmission system having a data processing unit (MPU) and a communication control unit (CIM) and capable of transmitting a data to a local control unit (LCU) in a half duplex mode, the data processing unit receives the data by an interruption based on an end of data reception signal supplied from the communication control unit.
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Hamano Fumio
Hasegawa Akira
Hirayama Takeshi
Oho Shigeru
Chin Stephen
Hitachi , Ltd.
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