1) Mobile technology 
RxQual is used in GSM and is a part of the Network Measurement Reports (NMR). This is an integer value of which can be between 0 and 7 and reflects the quality of voice. 0 is the best quality, 7 is the worst. Each RxQual value corresponds to an estimated number of bit errors in a number of bursts. There are two types of RxQual values, FULL and SUB...