Systems, devices and methods for detection and/or prevention of power line communication

Abstract

There are provided systems, devices and methods for detection and/or prevention of power line communications. In particular, there are provided systems, devices, and methods for preventing and/or detecting the possibility to communicate with an end unit via power line communication.

1 .- 35 . (canceled) 
     
     
         36 . A device for prevention and/or detection of power line communication (PLC), between an unprotected side and a protected side, the device comprising a PLC detector, a power supply and at least one PLC filter. 
     
     
         37 . The device of  claim 36 , wherein the device further comprises a PLC noise generator. 
     
     
         38 . The device of  claim 36 , wherein the frequency range of the PLC detector is about 3 KHz-100 MHz or wherein the frequency range of the PLC detector is about 40 KHz-30 MHz. 
     
     
         39 . The device according to  claim 36 , wherein the PLC detector is a dual port detector. 
     
     
         40 . The device according to  claim 36 , wherein the frequency range of the PLC filter is about 3 KHz-100 MHz, or wherein the frequency range of the PLC filter is about 40 KHz-30 MHz. 
     
     
         41 . The device according to  claim 36 , comprising at least two PLC filters. 
     
     
         42 . The device according to  claim 41 , comprising a first filter at the unprotected side of the device and a second filter at the protected side of the device. 
     
     
         43 . The device according to  claim 37 , wherein the frequency range of the noise generator is about 3 KHz-100 MHz, or wherein the frequency range of the noise generator is about 40 KHz-30 MHz. 
     
     
         44 . The device according to  claim 37 , wherein the noise generator is a dual port noise generator. 
     
     
         45 . The device according to  claim 36 , wherein the power supply provides zero-cross indication. 
     
     
         46 . A method for preventing and/or detecting of power line communication (PLC), between an unprotected side and a protected side, the method comprising:
 detecting PLC; and   filtering PLC.   
     
     
         47 . The method of  claim 46 , further comprising a step of PLC noise generating. 
     
     
         48 . The method of  claim 46 , wherein the PLC detecting is performed by Received Signal Strength Indication (RSSI), cross correlation, pattern recognition, neural networks, or any combination thereof. 
     
     
         49 . The method according to  claim 47 , wherein the type of the generated noise is selected from: additive white gaussian noise (AWGN), frequency hopping noise, random n noise, or any combination thereof. 
     
     
         50 . The method according to  claim 47 , wherein the noise is generated at more than one port. 
     
     
         51 . A system for prevention and/or detection of power line communication (PLC), between an unprotected side and a protected side, the system comprising:
 an end unit; and   a device for prevention and/or detection of power line communication (PLC), between an unprotected side and a protected side, said device comprises a PLC detector, and at least one PLC filter.   
     
     
         52 . The system according to  claim 51 , wherein the device further comprises a PLC noise generator. 
     
     
         53 . The system according to  claim 51 , wherein the end unit is selected from an electronic appliance, a personal computer, a printer, a scanner, or any unit connected to the mains. 
     
     
         54 . The system according to  claim 51 , wherein the device is embedded within the end unit. 
     
     
         55 . The system according to  claim 51 , wherein the device is embedded within the wall's outlet(s). 
     
     
         56 . The system according to  claim 51 , wherein the device is a stand-alone device connected to shielded or unshielded cables.