VoLTE·IMS and 5G/LTE Data Throughput: From Practical Analysis to Big Tech Technical Interviews

Based on 25 years of specialized experience in telecommunications and mobile device technology and analysis, this covers VoLTE/IMS call processing and 5G/LTE data throughput analysis. It connects everything from SIP/SDP/RTP messages to OFDM, UE Category, CA, MIMO, and the actual causes of performance degradation, and includes questions and answers as well as analytical approaches for preparing for technical interviews for mobile communications positions at Big Tech companies such as Apple, Google, and Meta.