Title:
BS MODEM AND ANTENNA CONTROL SYSTEM
Document Type and Number:
Japanese Patent JP2013183340
Kind Code:
A
Abstract:
To provide a BS modem and an antenna control system capable of selecting a power supply for transmitting a power signal in a coaxial interface mode.
A BS modem includes a power supply switching circuit 3 which is connected with a plurality of power supply line transmitting power supply signals having different voltages and switches a power supply signal from a desired power supply line to output it to a feeder line 12.
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Inventors:
GOTO MASAHIRO
Application Number:
JP2012046698A
Publication Date:
September 12, 2013
Filing Date:
March 02, 2012
Export Citation:
Assignee:
HITACHI CABLE
International Classes:
H04B1/40
Attorney, Agent or Firm:
Nobuo Kinutani
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