Discuss mobile phones and telecommunication developing in 21 century, focusing on the negative and positive effects of them, how they affect people's working and living environments, the globalisation and the future of mobile phones and telecommunication.

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1  Introduction

This project will discuss mobile phones and telecommunication developing in 21 century, focusing on the negative and positive effects of them, how they affect people’s working and living environments, the globalisation and the future of mobile phones and telecommunication.

Mobile phones and telecommunication are the media for people to communicate with each others in the 21st century. They are comprised with telecommunications, radio communications and mobile communications. Today, the term telecommunications covers a particularly large number of human activities relating to the transport of data.  We all use it almost every day such as telephony, radio and TV. Moreover, modern communication technology and systems are essential to communicate over distance, to the broadcasting of information on a mass or individual basis, and to innumerable forms of entertainment.  

Mobile communications is shooting up rapidly in area within the telecommunications sector. Over the last few years it has experienced unprecedented growth in subscriber numbers, especially in cellular mobile telephony. So we can find that the telecommunication industry have their development opportunity as well.

Tomorrow's communicator will integrate the features of telephone, agenda and organiser, combined with PC functions. This will include videophone and fax features, as well as the possibility to "plug" into office or private computers. They will integrate multimedia and telecommunications applications. Moreover, the mobile phones functions would also have their development opportunity for example; the 3G, 4G, Bluetooth, I-mode, Wap, Wireless and packet switching are the new fantastic functions in this 21st century.

2  Mobile Phones and Telecommunication

2.1 History

Historically, telephone comes from the Greek word tele, meaning from afar and phone, meaning voice or voiced sound. Generally, a telephone is any device which conveys sound over a distance. A string telephone, a megaphone, or a speaking tube might be considered telephonic instruments.

In 1973 the Martin Cooper makes the first call from a Motorola mobile phone and he is now head of California-based firm ArrayComm. Five years later, USA developed the first experimental analogue mobile phone service. After that, in 1984, the big and bold Dyna TAC mobile phone enters the market. Afterward, mobile phones start to resemble what we see today with the introduction of the Motorola Star Tac in 1995. Shortly, the first camera phone enters the mobile market in 2000.

2  Mobile Phones and Telecommunication

2.2 Function

Now we are entering a new era, full of new knowledge and innovative ideas.  No exception, mobile phones and telecommunication are also becoming more and more popular in this generation.  Although everybody also have their own mobile phones, certainly they do not completely know how many functions of their mobile phones included.

Generally, messages and graphs are the common functions in the mobile phones in the past few years. However, today there are the others modern functions inside the mobile phones in the generation. Deep down, 3G, 4G, Bluetooth, I-mode, Wap, Wireless and packet switching are the new functions in this 21st century.  

The first wave of third-generation (3G) wireless services is due to be deployed in Japan during the summer of 2001. 3G systems will work in new frequency bands, away from the spectrum of existing voice based cellular networks. Fully 3G systems will be completely dominated by data, especially the mobile Internet, using packet switching. Voice traffic will be worked in somehow, but there are different plans on how to do that.

4G systems, although speculative at this point, promise universal telephone service, with any kind of phone working in any country, using whatever technology the local wireless carrier offers. 4G phones will accommodate different operating systems and frequencies through special hardware built into the phone, as well as software downloaded at the time from the local carrier.

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Bluetooth enabled laptops, mobile phones, desktop computers or PDAs can all communicate with each other as if they were on a wired LAN.  Today, bluetooth is extremely common in this generation because it has numerous advantages.  For instance, convenience, efficiency and accuracy are the excellent factors that it can become more unusually popular.

I believe that the telecommunication industry has a massive developing potential in the 21st century. The creative and innovative products are the particularly element to develop over the world especially in those developing countries.

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