FACILITY FOR BLOCKING UNWANTED COMMUNICATION SERVICE

An electronic device comprising a code comparer connected to the CPU and operated with integrated chips within low power consumption or within low power consumption in a server database of SMS, MMS etc., and also may be operated in a Mobile phone. The code comparer may be operated with Integrated Chips within low power consumption obtained from the battery and/or external power supply in the server database of SMS, MMS etc., and also from battery of the Mobile phone. The code comparer may be used in blocking the unwanted, receiving the wanted, or blocking the unwanted and receiving the wanted SMS, MMS, E-mail, phone calls, voice SMS, voice MMS, fax, voice mail and other modes of communication. This data may be processed by the code comparer by comparing the numbers and/or words of the incoming communication in the memory device of the server database of a communication service center or of a mobile phone. The code comparer comprises four bridges or six bridges circuits. The circuits are selectively switched off to save power.