What are HLR and VLR? Today, we’re going to learn about two important concepts in mobile telecommunications: HLR and VLR. You might have come across these terms while reading about the functioning of mobile networks, but let me explain what they really mean and how they work together to help manage mobile network operations. HLR … Read more
How to Know What Type of Antenna to Use? Today, we are going to talk about how to determine what type of antenna you need. Understanding the correct type of antenna for a specific application is crucial, especially in the context of LTE networks. Whether you are dealing with mobile devices, base stations, or other … Read more
What is HLR in Mobile Computing? Today, let’s talk about the Home Location Register (HLR) in mobile computing. As we previously discussed network architecture and core network elements, the HLR plays an important role in storing and managing subscriber information within the mobile network. Let me walk you through the key details about it so … Read more
How to Better Receive TV Antenna Signal? Today, we’re going to discuss how you can improve the reception of your TV antenna. In a previous article, we talked about signal quality and how important it is for reliable broadcasting, and this topic ties into that because antenna reception directly impacts the signal quality. I’ll walk … Read more
What is TAC in Mobile Network? Today, we’re going to talk about TAC, which stands for “Tracking Area Code” in mobile networks. As we discussed in earlier topics, mobile networks are organized into various cells, and managing them efficiently is key to ensuring smooth connectivity and seamless user experience. Let’s dive into TAC and understand … Read more
What is the Function of the SGSN? Today, let’s dive into the role of the SGSN (Serving GPRS Support Node) in mobile networks. As we learned earlier about various network nodes like the MME, which handles signaling in LTE, the SGSN plays an important role in older 2G and 3G networks, primarily when dealing with … Read more
What is MCC and MNC in Access Point? Today, let’s dive into the concepts of MCC and MNC in the context of mobile networks, particularly in how they relate to access points (AP). These two elements—MCC (Mobile Country Code) and MNC (Mobile Network Code)—play a crucial role in identifying mobile networks and are essential for … Read more
Is eSIM Good? Today, let’s talk about eSIM and how it works. If you’re familiar with traditional SIM cards, you know they are physical cards that we insert into our phones or devices to connect to the network. eSIM, on the other hand, is a digital SIM that allows you to activate a mobile plan … Read more
What is VLR Used For? Today, we’re going to talk about VLR (Visitor Location Register), an essential component in mobile networks like GSM and UMTS, and how it supports the network in maintaining communication. As we learned earlier about the core elements of mobile network architecture, the VLR plays a critical role in keeping track … Read more
What are MNOs? Today, we’re going to dive into the concept of MNOs, or Mobile Network Operators. As we’ve discussed in previous articles about the telecommunications infrastructure, MNOs play a crucial role in the world of mobile networks. Let me explain to you what MNOs are, how they work, and why they are essential to … Read more