Pulse or digital communications – Systems using alternating or pulsating current
Patent
1994-11-01
1999-04-20
Pham, Chi H.
Pulse or digital communications
Systems using alternating or pulsating current
375220, 34082508, 701 29, 701 33, G06F 1300, G06F 1740
Patent
active
058964185
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.
REFERENCES:
patent: 3958088 (1976-05-01), Vieri
patent: 4270205 (1981-05-01), DeShon
patent: 4806905 (1989-02-01), McGowan, III
Hamano Fumio
Hasegawa Akira
Hirayama Takeshi
Oho Shigeru
Hitachi , Ltd.
Luther William
Pham Chi H.
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