A user equipmentʼs initial access in NR is per- formed according to a procedure that involves the steps of detecting a Synchronization Signal (SS), acquiring broadcast system information, and es-tablishing connection with the network by a ran- dom access procedure. 3.1  SS/PBCH Block As in LTE, the SS in NR consists of two signals: a Primary Synchronization Signal (PSS), and a Secondary Synchronization Signal (SSS). The SS together with the PBCH and the DeModulation Reference Signals for PBCH (DMRS for PBCH) forms an SS/PBCH block as shown in Figure 2.The base station...

Explain activity in android and Activity lifecycle In this post, we are going to discuss ‘Activity’, what is the activity, Activity Lifecycle, Activity Method. let start on discussing. What is the activity? Activity is a Java code that supports a screen or UI. In other words, a building block of the user interface is the activity. Activity class is a pre-defined class in Android and every application which has UI must inherit it to create a window. Let us create a simple application that displays the current time when you just tap...