Posts From April, 2016

What is Envelope Tracking? 

Posted by leopedrini Sunday, April 24, 2016 5:22:00 PM Categories: Course LTE RF Components
Perhaps you've heard that some mobile devices consume less or more battery than others. Or you may have heard the following: "When I put my mobile in LTE mode, it drains more battery." Unfortunately, this is true, especially in the case of LTE. This is one reason why the first LTE devices became known as 'bad' - battery drainer. Note: All telecomHall articles are originally written in Portuguese. Following we translate to English and Spanish. As our time is short, maybe you... read more

What are Modes, States and Transitions in GSM, UMTS and LTE? 

Posted by leopedrini Monday, April 04, 2016 4:00:00 PM Categories: Course LTE UMTS
Hello friends. Today we will talk about a very important issue for those working with mobile communications: what are the different modes and states that a mobile phone can take, as well as how the transitions occurs between each of them. The concept is simple, but the great amount of detail can end up making the topic an extensive or complex task. This ends up causing many people simply give up trying to understand, or even not to be interested about know such details. However, the lack... read more