History of Mobile phones

Mobile Phones are known as the Cell Phone, a portable telephone which can make and receive calls over the radio frequency within the telephone service area. Thus now the mobiles are used for sending and receiving E-mails, text, photographs, Multimedia messages.

 Who invented the Mobile Phones?

In 1917, Finnish inventor Eric Tigerstedt invented the first pocket size telephone with very thin carbon microphone and also he filed the patent for his invention. It is used in the analog communication for ships and trains.

Who invented commercial use Mobile Phones?

The First Practical use Mobile Phone was invented by Martin Cooper an Employee in the Motorola Company in April 1973. He made the First ever hand held mobile phones which is used for calling.

Who invented the Smartphone?

Frank Canova developed the smartphone named "Angler" in the year 1992. It is called as “Simon personal computer”, where IBM created 15 years before Apple released I Phone and later the “Simon personal computer” is called ad “Smart phones”.

Who invented Android Phones?

Android Inc., founded in Palo Alto, California, on October 2003 by Andy Rubin, Rich Miner, Nick Sears and Chris White. Rubin described that android project as the “Tremendous Potential in developing Smart Mobile”. The Android is developed for the operation of Digital cameras. Later in 2004, based on the modified version of Linux Kernel and open source software it was primarily designed for Smartphones. Android was unveiled in 2007, but for commercial purpose it is launched in September 2008.

What is the Percentage of Smartphone Users?

The average Smartphone user in 2016 is 2.1 billion and it is estimated to have 2.5 billion at the year of 2019, which is increasing and there is around 36 % of world Population uses the Smartphone at the year of 2018, up from about 10% in 2011.

What is the Generation in Mobile Phones?

Quite simple “G” stands for the Generation in wireless technology. Each generation is faster, more secure and more reliable.

   ·        1G is the First generation in wireless phone technology and it is used for basic voice and services and analog based protocols. The maximum speed of the 1G is 2.4 kbps.

   

   ·        2G is the second generation in wireless phone technology, where it has improved coverage and capacity than 1G. The 2G is basically designed for voice and maximum speed of the 2G is 64 kbps

   

   ·        3G is the third generation in the wireless phone technology and it has improved voice and some data consideration (multimedia messages, text, Internet). The maximum speed of  3G is 2,000 kbps.

    ·        4G is the fourth generation in the wireless phone technology and it basically designed for data and it has an IP based protocols (LTE). It has the true mobile broad brand. It has an maximum speed of 100,000 kbps.

    ·        5G is the fifth generation in the wireless phone technology and it is perfectly designed for data and it has the tactile internet fiber like speeds and it has an maximum speed of 10 Gbps.

Uses of Smartphone:

A Smartphone do more than the phones and it works as computer but are mobile devices that enables to fit the user hand. It includes sending and receiving E-mails, text, photographs and multimedia messages.

Disadvantages of Smartphone:

The Over usages of smart phone causes the following problems, such that 

·        Accidents

·        Anxiety

·        Obesity

·        Depression

·        Sleep