Indoor micro-distribution system for mobile communication based on power line transmission
A technology for power line transmission and mobile communication, applied in the field of micro-distribution systems, can solve the problems of difficult installation and high installation cost of indoor communication systems, achieve the effect of convenient networking, suitable for large-scale popularization and application, and outstanding progress.
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[0019] In order to solve the problems existing in the prior art that the indoor communication system uses radio frequency cable incoming communication connections, which makes the installation cost of the indoor communication system relatively high and the installation is relatively difficult, such as figure 1 As shown, the present invention discloses a mobile communication indoor micro-distribution system based on power line transmission. Low noise amplifier, forward input filter, forward down converter, forward analog-to-digital converter, forward ICS processing module, forward signal power line modulation module, reverse signal power line demodulation module, reverse digital-to-analog conversion device, reverse upconverter, reverse output filter, and reverse power amplifier, wherein the output of the reverse power amplifier is connected to the first duplexer, and the first duplexer is bidirectionally connected to a donor antenna, which together constitute a micro front end ...
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