considered Friedhelm
Types of screens in smartphones: which one to choose?
Before the mass distribution of smartphones, when buying phones, we evaluated them mainly by design and only occasionally paid attention to the functionality. Times have changed: now all smartphones have about the same capabilities, and when you look only at the front panel, one gadget can hardly be distinguished from another. Technical characteristics of devices have come to the forefront, and the screen is the most important among them for many. We will tell you what lies behind the terms TFT, TN, IPS, PLS, and help you choose a smartphone with the desired screen characteristics.
Matrix Types Continue reading
The very first phones in the world
Before the appearance of the usual phones for us, their prototypes existed. But electric phones did not become the height of achievement, they were replaced by mobile (portable) phones, which have found wide application. Prototypes of the first phones An ancient prototype of a telephone existed among the Persian king in the sixth century BC. It was a service, which consisted of about thirty thousand people. They were called “royal ears” and, being located within earshot on the watchtowers and hilltops, they transmitted messages to the king and orders from him for great distances. Continue reading