What is a Wireless Charger - A General Guide

Wireless chargers have been in use for good for quite a time now in Sri Lanka. More and more brands and manufacturers are working alongside the Qi wireless charging technology. You might have heard about it when discussing latest Apple or android phones.

But one may ask what wireless charging is and how exactly it charges without wires. In this article, we shall introduce you to the concept of wireless charging and explain how your phone supports it. 

Wireless charging


Wireless charging is the process of transferring electrical power from a power source to a device without the support of any wires or cables. It includes a pad dedicated for transmitting power along with a receiver attached to the device.

Although the charging does not involves any cables but the wireless charger itself needs to be connected with a wall outlet via a wire.

As the names suggests, you won’t need a cable to charge your smartphone. You only need to place it in a charging pad and it will start charging. If you are looking for a fast charging set up in Sri Lanka, go to: Fast Chargers & Phone Chargers | Best Price in Sri Lanka at BestBargains.l

How does it work?


Wireless chargers work on the phenomenon of inductive charging. Electrical current is passed through two coils which in return creates an electromagnetic field. When the magnetic plate within the phone comes in the specific range of the charger’s transmitter, the magnetic field creates electrical current in the device.

The energy is transferred from charger to the phone’s receiver via electromagnetic induction. The receiver in the phone automatically converts the magnetic field into electrical energy and feed it into the battery. To function, the phone needs to be in close proximity to the charger and correctly placed on the top.

How to use wireless chargers?


The two basic things that you’ll need is a smartphone compatible with wireless charging and a wireless charger itself. Before use, you’ll have to connect the charger with the wall outlet to supply power. If you are using it in a car, there is a power supply dedicated for chargers.

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After connecting it with a power source, the wireless charger is ready to use. There is a matt or pad that comes with the charger. You’ll have to place your phone on top of the pad and the charging starts.

You may note that the charging rate is a bit lower than charging via cable. It is one of the major drawback concerned with wireless chargers.

Standards in wireless charging technology?


Although there are not much competitors in the wireless charging industry but one of such prominent member is Qi wireless charging technology. It is pronounced is “chee.” It is a product of Wireless Power Consortium(WPC) that uses inductive charging to charge the device upto a distance of 40mm.

Qi wireless standard has been adopted by several major smartphones companies including iPhone, Samsung, Sony, LG, HTC, Huawei, Nokia and blackberry. 

Moreover, it now being incorporated inside vehicles as well as you can charge on the go. Qi has a varying charging speed starting from 5W output to 15W.

Conclusion

The trend of wireless chargers is constantly growing with each day. It is soon to become the next big thing in the world of technology. Most of the latest phones in Sri Lanka now support Qi wireless charging technology. In future, wireless chargers are predicated to become a standard for smartphones.


Check out other articles on this blog for more advise and tips.

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