Prashant Panigrahi helps new and experienced wireless professionals to learn and share technical knowledge.

LTE Tracking Area Update Call Flow Procedure

In this tutorial, we will discuss the overview of LTE Tracking Area update and then discuss in details the end-to-end call flow signalling procedure. Before we begin, let’s check what is a Tracking Area in LTE network. LTE Tracking Area The tracking area is similar to Location Area and Routing area in UMTS, which is basically a geographical combination of (more ..)

3G LTE Questions and Answers

I got this question long back from one of 3glteinfo reader. Here is the specific question he asked: I have one doubt in VoLTE call flow like how we differentiate for MO VoLTE and MT VoLTE call? Means if we were given two MO/MT logs for VoLTE then how we can identify like which one is MO VoLTE or which (more ..)

What is LTE Direct - Device to Device Communication

LTE Direct is the autonomous long-distance D2D (Device to Device) protocol introduced in 3GPP Release 12 specification. This communication protocol will exploit direct communication between nearby LTE devices. The biggest benefit will be less spectrum utilization, better throughput, and energy consumption. At the same time, D2D will enable pear-to-pear location-based applications and services. As a theory LTE Direct can be (more ..)

6 Interesting Use Cases of 5G Technology

The last generation of mobile communication was all about higher bit-rate to deal will massive mobile broadband. 5G as a technology will not only focus on high-bit rate but at the same time, it will have goals towards low bit-rate devices and sensors for IoT applications.

IPhone 6 Comes with Qualcomm's MDM9625 LTE Modem

According to latest reports Apple iPhone 6 will feature a Qualcomm MDM9625 LTE modem. Though the wireless modem is not the best from Qualcomm and not the latest, still it features some of the best technology options. Here are some of the things you should expect from iPhone 6 modem. Qualcomm MDM9625 Qualcomm MDM9625 features HSPA+ Release 10 and the (more ..)

First GSM Phone Call

GSM has over 90% market share, and is available in over 219 countries and territories. “GSM” is a trademark owned by the GSM Association. In 1981 Groupe Sp├ęcial Mobile was created to develop a European standard for digital cellular voice telephony. European Conference of Postal and Telecommunications Administrations (CEPT) had taken this initiative. In 1987 Europe produced the very first (more ..)