N-GEN Communications Web-based Seminars ©NGCS

Seminar - An Overview of Communications Technologies

Module 9 - Wireless Systems and Technologies                                                                                 Slide 27 of 80                                                                                                    ________________

Second - Generation (2G) Systems Characteristics

                                    Digital Systems 

                                    Use of Digital Encoding Techniques

                                    Higher Bit-Rate Data Transmission

                                    Lack of Security

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Second - Generation wireless systems are digital and support digital encoding. These systems are capable of supporting both voice and data transmission. These systems lack security like First - Generation wireless systems.