What is the role of PCRF in LTE? Let me explain to you the role of PCRF in LTE, and by the end of this, you’ll clearly understand how it fits into the overall network structure. If you remember from our previous discussions on LTE architecture, there are different components managing everything from user sessions … Read more
What is the RSRP level of LTE? Let me explain to you what RSRP level means in LTE, and why it’s important when you’re trying to understand the quality of a mobile signal. RSRP stands for Reference Signal Received Power, and it’s a key measurement used to assess the strength of the LTE signal that … Read more
What is the reason for poor CQI in LTE? Let me explain this in a way that makes it easy for you to connect the dots. CQI, or Channel Quality Indicator, is something your phone or any user equipment (UE) reports back to the network. It tells the base station how good or bad the … Read more
What is the reference signal of LTE uplink? Let me explain to you what the reference signal in LTE uplink is and why it’s important. If you’ve followed our earlier discussions on LTE architecture and downlink reference signals, you’ll find this one naturally fits into the bigger picture of how LTE maintains accuracy and efficiency … Read more
What is the RI in 4G? Let me explain this to you in a way that makes it easy to follow — especially if you’re trying to get a grip on LTE technologies. In 4G LTE, RI stands for Rank Indicator. It plays a critical role in how your device and the network work together … Read more
What is the RNC in LTE? Let me explain this clearly, so you and I can understand where the RNC fits in—especially if you’ve already come across it in 3G networks and now you’re exploring LTE. In older mobile networks, like UMTS (3G), the RNC, or Radio Network Controller, played a major role. It was … Read more
What is the Random Access Channel in LTE? Today, let’s dive into one of the key concepts in LTE: the Random Access Channel (RACH). If you’ve been following our previous discussions on LTE, you already know that efficient communication is crucial for maintaining high-speed data transfer and low latency. RACH plays an important role in … Read more
What is the Random Access Process in 4G? In today’s article, we’re going to explore the Random Access Process in 4G networks, specifically in LTE. This process plays a crucial role in how devices connect to the network, especially during initial access or when re-establishing connectivity. If you’ve gone through our previous posts, you’ll recall … Read more
What is the Range of SFN in LTE? Let me explain the concept of SFN (System Frame Number) in LTE, which plays an important role in synchronizing the transmission and ensuring the proper functioning of the network. If you’ve already been exploring LTE systems, you may know that LTE uses time and frequency synchronization to … Read more
What is the range of TAC in LTE? Let me help you understand what TAC means in LTE and what its valid range is. You and I both know how important it is to keep track of subscriber mobility in a cellular network, and that’s exactly where TAC comes in. TAC stands for Tracking Area … Read more