wireless charging to mobile phones
                     
PowerPoint Presentation



Submitted to:-                                                                                    Submitted By:-
Xornor                                                                                                 Sakshi

Wireless Charging to Mobile 
Phones

Image Source:- mobilefun.co.uk


Table of Content
• What is Wireless Charging?
• How does Wireless Charging Work?
• Standards for Wireless Charging.
• Wireless Charging Adapter.
• Advantages of Wireless Charging.
• Disadvantages of Wireless Charging.


What is Wireless Charging?

• Wireless Charging is the way of Charging our 
Phones Without Connecting any Cable.

• You just need to put your phone on Power 
transmitting pad, Which transfer power to you 
device.

• Now there are some phones with Wireless 
charging Feature.

• iPhone X, iPhone 8 and Samsung Galaxy S8 
support this feature.


What does Wireless 
Charging Work?

• Wireless Charging work on Inductive Charging.
• Two coils create an electromagnetic field, By 

passing an Electric Current, Power generated by 
this process.

• Mobile devices have receiving magnetic plate, 
Which comes into contact with transmitter or 
with in specific Range then magnetic field 
generates an electrical current into  Phone.

• Current convert into DC(Direct Current) by 
which phone Charges. 


Standards Wireless 
Charging?

• Qi is a Standard that has been developed by 
WPC for inductive charging and range of Qi is 
40mm.

• Powermat is also a standard, It was used by 
some retailers like Starbucks but it was not 
cross compatible.

• Powermat is working with WPC to develop new 
technology.


• Qi has 3 Power Specifications:-
• Low Power Which deliver up to 5W use for 

smart watches.
• Medium Power Which deliver up to 120W 

use for Laptop, Monitors.
• High Power Which deliver up to 1KW use 

for Kitchen utensils.


Wireless Charging Adapter

• Some phone has inbuilt technology but some 
need an adapter.

• There are some products in the market like 
Micro USB, Mini USB and USB-C.

• You have to put that thin plate at the back of 
your phone and put your phone in regular case.

• Plate receives current from Qi Charging pad to 
charge your phone.


Advantages Wireless 
Charging?

• Simplest way to charge your phone just need to 
drop your phone on charging pad rather than 
find slot then put cable into it.

• Qi wireless charging pads easy to install and 
you can easily charge your phone.

• Also good for you Charging port don’t put much 
Strain.


Disadvantages Wireless 
Charging?

• Wireless Charging is slower than Cable 
Charging.

• If your phone is charging by cable, you can still 
use your phone but if you are charging your 
phone by Wireless charging pad then you can’t 
use your phone.

• Adaptor and cases are expensive compare to 
cable.


Thank You