How to extend the life of a mobile phone battery?
Sometimes it happens that, having bought a new mobile device, the user begins to criticize its manufacturer for a low-quality battery. The main point of criticism is that it is…

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What were the first cell phones?
It is difficult to find today a man who does not have a mobile phone. It is used even by children who have barely learned to press buttons. For those…

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Why do I need a protective glass
Despite the fact that protective films remain a popular accessory for the screen of smartphones and other gadgets, protective glasses are ahead of them in their practicality. What is safety…

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vice versa

How does cellular communication work?

Many people think about how cellular networks work, what happens when we press the call button? When calling each other, the often called subscriber is not only within the same city, but even on another continent. How does cellular communications work?

PRINCIPLE OF ACTION OF CELLULAR COMMUNICATIONS
In most of the territory of our country, mobile communications equipment is located, it is called base stations. They are clearly visible in open areas – in the fields between settlements. In the city, they are often placed on the roofs of buildings. The base station is able to pick up the signal from the smartphone at a distance of up to thirty-five kilometers, the contact between the towers is carried out by means of a special service or voice signal.

The active development of mobile communications has created a problem of limiting the frequency, namely, the working channels located close to each other began to overlap, creating interference. Continue reading

Why are push-button cellphones better than smartphones?
Modern telephone communication is represented not only by stationary desktop devices, but also by a huge number of mobile models. As they say, for every taste and every wallet. Wired…

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Popular smartphones 2020
Since the 2000s, when the era of smart phones - smartphones swept the world, including Russia, the domestic consumer thoroughly “drank” and frankly low-quality devices and indecently expensive devices with…

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How many SIM cards can be in a mobile phone?
It seems that most recently with the word "telephone" we only imagined the apparatus on the table hanging on the wall or in a special booth on the street. But…

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How to extend the life of a mobile phone battery?
Sometimes it happens that, having bought a new mobile device, the user begins to criticize its manufacturer for a low-quality battery. The main point of criticism is that it is…

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