High frequency signal hub

Abstract

The present invention concerns a system for high frequency signal transmission in power line networks and also concerns signal hubs and repeaters to be used in such systems. The primary aim of the invention is to provide a communication system of a general type wherein the isolation between high frequency input and output signals is maintained. The hubs and repeaters are designed to be easily installed in the network. Radio and wireless links at subscriber nodes are also parts of the system.

1 . Signal hub arrangement for transfer and regeneration of high frequency signals in distributed repeater systems, comprising:
 the signal hub arrangement being installed in junction points; wherein the arrangement includes the unmodified or modified radio frequency behavior of said junction points; and a RF hub with at least two ports; and wherein said arrangement combines regeneration of RF signals between said junction points in at least one signal direction; at same frequencies or different frequencies; wherein PHY dependency is separated between said RF signals and at least one of load lines of said hub, wherein said hub in at least one signal direction includes demodulation and re-modulated RF carriers, where said re-modulation, independent of modulation of said RF signals, can use at least one of but not limited to modulation types QAM and OFDM with distribution of the said RF carriers to at least one of load lines and feeder lines; at any of same frequencies and different frequencies; while RF signal isolation for high frequency signals is maintained between input and output signals and between input signals and between output signals of at least one signal direction;   and wherein said arrangement uses the junction points; with conductors that can include at least one of high voltage and medium voltage and low voltage and signal networks.   
     
     
         2 . Signal hub arrangement according to  claim 1 , in that said RF signals are Docsis standard signals in at least one signal direction. 
     
     
         3 . Signal hub arrangement according to  claim 1 , in that said RF signals are using standard based on OFDM modulation in at least one signal direction. 
     
     
         4 . Signal hub arrangement according to  claim 1 , in that said re-modulated RF carriers in at least one signal direction uses OFDM modulation. 
     
     
         5 . Signal hub arrangement according to  claim 1 , in that the signal transmission is utilizing at least one microwave input and output interfacing of signals to at least one conductor in mast mounted wires using at least one feeder and load line. 
     
     
         6 . Signal hub arrangement according to  claim 1 , wherein the said signal hub arrangement working principle to include at least one isolation impedance constituted by at least one of shunt and series impedances consisting of at least one of introduced shunting capacitor and shunting capacitor with resistor and introduced magnetic material and introduced dielectric material and implicit, inherent serial impedance and implicit, inherent shunt impedance. 
     
     
         7 . Signal hub arrangement according to  claim 1 , wherein said signal hub is facilitating utilization of different frequency bands for at least one of different signal directions and different signal inputs and different signal outputs. 
     
     
         8 . Signal hub arrangement according to  claim 1 , wherein said signal hub is facilitating application of same frequency for regeneration of said RF signals. 
     
     
         9 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing at least one signal hub arrangement connected to interface at least one wireless system for local coverage using said wireless system. 
     
     
         10 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing at least one signal hub arrangement with at least one of intelligent or remote control of signal hub arrangement parameters and variables. 
     
     
         11 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing at least one signal hub arrangement with redundant communication capacity for narrow band applications that at is powered by at least one of electrical grid and by UPS uninterrupted power supply. 
     
     
         12 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing at least one signal hub arrangement connected to at least one of at least one sensor and at least one actuator. 
     
     
         13 . Signal hub arrangement according to  claim 1 , wherein said signal hub through said signal hub arrangement is capable of connecting to any type of service interface that uses digital or analog bandwidth. 
     
     
         14 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing none galvanic and touch proof coupling to medium voltage or high voltage using optical solutions. 
     
     
         15 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing at least one signal hub arrangement in node point that is connected to radio link through analog interface. 
     
     
         16 . System according to  claim 1 , wherein at least two signal hubs in at least two node points are interconnected through medium voltage for transmissions of at least one downstream channel and at least on upstream channel across said medium voltage connection for distribution of at least one of analog channel capacity and service flows. 
     
     
         17 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing at least one signal hub arrangement with galvanic signal coupling; wherein said signal coupling is using compact signal conductor contacts on power line conductors. 
     
     
         18 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing signal hub arrangement with repeater with none galvanic coupling; wherein none galvanic signal coupling is used; wherein said coupling consist of a magnetic coupling loop. 
     
     
         19 . Signal hub arrangement according to  claim 1 , wherein said signal hub is utilizing said repeater to achieve stable isolation for high frequency signals between at least one of feeder and load lines of any type of distribution in any type of circuit using conductors that can include at least one of medium voltage circuits and low voltage power grids and signal networks and high voltage circuits. 
     
     
         20 . Signal hub arrangement according to  claim 1 , wherein said signal hub is used for Triple Play and Quadruple Play signal transmission with high frequency signals;
 wherein said transmissions being delivered to customer nodes via sub stations;   wherein said sub stations are using signal hub arrangement where said hub can achieve isolation for high frequency signals between at least one of feeder and load lines in any type distribution in any type of circuit using conductors that can include at least one of medium voltage circuits and low voltage power grids and signal circuits.