get a charged phone. Also, the pad sometimes is embedded in the car, which can be extremely
useful.
There are many standards available today in the market.But the most popular is ‘Qi’
pronounced as ‘chee’.It is developed by Wireless PowerConsortium(WPC). Most of the major
smartphone companies like Samsung, Apple, Nokia usethis for their wireless charging feature.
Other standards of wireless charging are Powermatand AirFuel. But nowadays Qi is extensively
used.
Qi has different types of charging support like 5W,10W and many more for different uses.
Let us talk about the advantages and disadvantagesof wireless charging.
Advantage
- Very Convenient to use, just drop the phone on thepad.
- No problem of damaging the wire/ cable.
- Can be installed in various places.
- No compatibility issue for different phones
- No need to take cable everywhere.
- Nowadays, there is a wireless charging power bankavailable too.
- There is an external receiver for phones that arenot compatible with wireless charging.
Disadvantage
- Heating of the smartphone is a major problem.
- Also, it is a slow process compared to the fast chargeravailable today. It takes a long
time to charge. - If your phone is connected to the cable, you can stillhold it and use it. But this is not
possible while charging phone wirelessly as if youpick up the phone then charging stops - Also, the stress on the battery increases due to frequentcharging and discharging,
which decreases the life of the battery. - Also, till now, wireless charging is not possiblewith the metal back of the phone. So the
back of the phone is made up of plastic which decreasesthe strength. - Also, wireless charging is not possible with a thickback cover. So this decreases the
protection. - Not compatible with all phones.
There are many disadvantages, and this means thatthere is a scope of improvement in future.
Let us see what new development we get in this veryconvenient method of smartphone
charging.