The document provides an overview of significant technologies that have impacted daily life, including Wi-Fi, smartphones, the internet, GPS, and cameras. It highlights key historical facts and statistics about each technology, such as the invention of Wi-Fi by Hedy Lamarr and the vast number of mobile phone users worldwide. Additionally, it emphasizes the growing dependence on these technologies and the importance of understanding their histories and functionalities.

1. • Technology is making our life easier.
• But, do you really know the history behind it?
Technology making life
easier!

2. • Most of us use Wi-fi – but do you know some of its basic facts?
WIFI
WiFi stands for
Wireless Fidelity
Hedy Lamarr invented
the basic technology for
WiFi.
By 2020 it is estimated
there will be over 50
billion Wi-Fi connected
devices worldwide.
South Korea is storming
ahead as the fastest
country in the world
with an average internet
speed of 26.7Mbps!
Wi-Fi is only a few
years away from
its 30th birthday-
first found in
1990!

3. • Well, smartphones are all the rage today with new models coming out
everyday. But, how much do you know about them?
Smartphones
The average mobile phone
user takes 150 photos a
month.
Of the seven billion people in the
world, an estimated 3.7 billion of
them own mobile phones. Only 3.5
billion own toothbrushes.
$4000 is the cost of first
mobile phone in US, in
1983.
The present mobile phones
have more computing power
than the computers used
for the Apollo 11 to land on
the moon.
First mobile was
designed by IBM
in 1993 with a
price of $899.

4. • We use the internet everyday. But, how many of you know these absolute facts?
Internet
The modern World Wide
Web inventor Tim Berners-
Lee was knighted by Queen
Elizabeth.
The internet is a massive
network of computers; the
World Wide Web is a means of
accessing and sharing
information across it.
In 2010, Finland became
the first country to make
internet access a legal
right.
It took only 5 years for
the internet to reach a
market audience of 50
million users.
China has
treatment camps
for internet
addicts.

5. • New city, new area? You use the GPS! But, are you really familiar with these amazing
facts about GPS?
GPS
Global Positioning System
(GPS) is a navigation system
consisting of a constellation
of 24 navigational satellites
orbiting Earth
It was first launched
and is maintained by
the U.S. military
GPS satellites orbit at
approximately 11,000 mi
(17,700 km) above Earth,
with orbit periods of
approximately 10 hours.
Doppler Effect is the key
principle used in GPS system.
The change in frequency of
signals from the GPS satellites
helps in identifying locations.
GPS was first
introduced in
automobiles in
1996.

6. • Capturing real-time moments has become all the more easier now. But do you know
about the device that has made it simpler?
Camera
There are 12
Hasselblad cameras
on the surface of the
moon.
The first digital
camera was designed
in December 1975 by
Kodak.
The design of cinema
cameras was modelled
after machine guns.
It is estimated that
the earth’s population
has taken over 3,8
trillion photos.
The man with the
largest collection
of cameras is
Dilish Parekh
from Mumbai.

7. • This technology has made our life simple to a point where we have become dependent
on it for almost everything. That being the case, don’t you think it’s important it’s
important to know these essesntial facts. I hope we proved helpful!
Thank You!