This document presents information on mobile phones. It begins with an introduction of the presenter and presentation topic, which is mobile phones, their advantages, and disadvantages. Next, it provides background on mobile phones, noting they connect wirelessly and were invented by Dr. Martin Cooper in 1973. It then lists key advantages such as connectivity, use for emergencies, as a GPS, mini computer, and for business/data transfer. Disadvantages include overuse impacting social/student life, unexpected calls, potential health issues, increased expenses, bacteria/viruses, and safety risks like distraction during driving or targeting.
MOBILE PHONE
Mobile phonealso known as cellular
phone or cellphone is an electronic
device that does not require the use
of landline. Mobile phones connect
to a wireless communications
network through radio wave or
satellite transmissions.
5.
INVENTER OF
MOBILE PHONE
Dr.Martin Cooperof Motorola
inventedmobile phonein 1973. It was
known as ‘The Brick’ and its weight was
2 K.G
6.
The first mobilephones, known as First
Generation or 1G, were introduced to
the public market in 1983 by the
Motorola Company. These mobile
phones used analog technology.
The Motorola StarTac was the first
phone in the world with Vibrating alert
function.
7.
ADVANTAGES OF MOBILEPHONE
You can stay connected anytime and anywhere
Your way out in emergencies
You can use it as a GPS
You can use it as a mini computer
You can enhance your business
8.
You canaccess to internet anytime
You can improve your communication skill
Prestige and fashion
You can transfer your data to other devices via Wi-Fi,
Bluetooth and Infrared
You can use it as an alarm clock in the morning, you can
use it as an audio and video player when you are bored.
You can also play games or other thousands of application
anytime anywhere
9.
DISADVANTAGES OF MOBILEPHONE
Too much mobile use can make impact in your social life.
Too much mobile use is harmful for students
You can get unexpected phone calls.
Mobile phone use microwave. Microwaves can be harmful to
humans. It can cause tumors and cancer.
Mobile phone can increase your personal expenses
10.
The surfaceof a mobile phone has millions of bacteria and
virus on it and that can be a strong reason of immediate skin
problem.
Using mobile phones while driving may cause serious
accident.
Mobile phones make you a target for people who are in need
and will probably rob you.
If you are a celebrity or important person, people can track
you with your mobile phone.