Download presentation
Presentation is loading. Please wait.
Published byNickolas Jenkins Modified over 9 years ago
1
History of Cell Phones By Tim Douglas Class: Mr. Cline Period: 4
2
The Cell Phone A cell phone is a handheld A cell phone is a handheld electronic device used for mobile telecommunications that allows you to communicate with another people in two main ways such as texting or simply calling a person. Cell phones can be used to explore the internet or even play games on. electronic device used for mobile telecommunications that allows you to communicate with another people in two main ways such as texting or simply calling a person. Cell phones can be used to explore the internet or even play games on.
3
History of the Cell phone 1946 - The first commercial mobile radiotelephone service was introduced in St. Louis. 1946 - The first commercial mobile radiotelephone service was introduced in St. Louis. 1977 - Experimental cellular systems launched in Chicago and the Washington, D.C./Baltimore region. 1977 - Experimental cellular systems launched in Chicago and the Washington, D.C./Baltimore region. 1983 - The first commercial cellular system begins operating in Chicago. 1983 - The first commercial cellular system begins operating in Chicago. 1992 – World’s first commercial text message sent by employees of Logical CMG. 1992 – World’s first commercial text message sent by employees of Logical CMG. 1996-The Telecommunications Act of 1996 becomes law, in part designed to open other communications markets to competition. 38 million cell phones in use in the U.S. 1996-The Telecommunications Act of 1996 becomes law, in part designed to open other communications markets to competition. 38 million cell phones in use in the U.S. 2003-200,000 times each day, someone uses a wireless phone. 2003-200,000 times each day, someone uses a wireless phone. 2007- there were 295 Million subscribers on 3G networks worldwide. 2007- there were 295 Million subscribers on 3G networks worldwide.
4
Major changes Introduced as mobile rigs it was mainly used in police cars, taxis, and other emergencie vehicles. Introduced as mobile rigs it was mainly used in police cars, taxis, and other emergencie vehicles. The first mobile phones where the size of a large briefcase. The first mobile phones where the size of a large briefcase. The 2 nd Generation of cell phones ran on battery power making them more energy efficient The 2 nd Generation of cell phones ran on battery power making them more energy efficient but where about the size of a large walkie talkie. but where about the size of a large walkie talkie. The 3 rd Generation of cell phones the flip phone and internet and text messaging was introduced.
5
Effects on Society Cell phones gave a large percentage of the world's population an inexpensive, easy-to-use means of communicating with almost anyone else on the planet. It has made a fast and easy compact on the world...and a huge number of other areas. Some say that communications is the most important and powerful aspect of society. Cell phones gave a large percentage of the world's population an inexpensive, easy-to-use means of communicating with almost anyone else on the planet. It has made a fast and easy compact on the world...and a huge number of other areas. Some say that communications is the most important and powerful aspect of society.
6
References http://wiki.answers.com/Q/How_do_c ell_phones_impact_the_world http://wiki.answers.com/Q/How_do_c ell_phones_impact_the_world http://wiki.answers.com/Q/How_do_c ell_phones_impact_the_world http://wiki.answers.com/Q/How_do_c ell_phones_impact_the_world http://www.cell-phone- accessories.com/timeline-cell- phones.html http://www.cell-phone- accessories.com/timeline-cell- phones.html http://www.cell-phone- accessories.com/timeline-cell- phones.html http://www.cell-phone- accessories.com/timeline-cell- phones.html http://www.thepeoplehistory.com/mob ilephones.html http://www.thepeoplehistory.com/mob ilephones.html http://www.thepeoplehistory.com/mob ilephones.html http://www.thepeoplehistory.com/mob ilephones.html
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.