FIELD: radio engineering, communication.
SUBSTANCE: invention relates to a control system for use in underground operations having two control computers and one network cable which connects control computers. The control computers are designed to transmit data over a first network cable using high-frequency signals. Each control computer is designed to transmit data using low-frequency signals over one network cable.
EFFECT: improved transmission.
10 cl, 11 dwg
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Authors
Dates
2016-01-20—Published
2014-02-17—Filed