Nnhistory of 3g technology pdf

Mobile 3g technologies potential voice capacity improvements1 reference 1x 3x 14x analog 1980s gsm 1990s cdmaone 1990s 1 approximate total number of subscribers serviced within same spectrum based on amps 1g, gsm and cdmaone technology commercial deployed in 1990s. If you want augmented bandwidth, multiple mobile applications and clarity of digital signals, then 3g third generation technology is your gateway. However, the technology has more or less matured, so it is justifiable to summarize the development of 3g in history. The term mobile broadband was first applied to 3g cellular technology. The word wide revolution in mobile is changing our lives in term of the way we work, learn and interact. A brief history of 3g mobile communication technology. The maximum speed of 3g is estimated to be around 2 mbps for nonmoving devices and 384 kbps in moving vehicles. Introduction 3g is the third generation of mobile phone 2 3 standards and technology and represents one of the biggest opportunities the business world has ever seen, increasing the potential of mobile internet and opening. What really is a third generation 3g mobile techn ology. School of electronics and information engineering,jingchu university of technology,jingmen,china.

Jingmen real estate management bureau,jingmen,china. Based on the phenomenal success of gsm in 2g, 3g took the same path of cooperation and. From 2000 to 2010 called smartphones video calls fast communication mobil tv 3g phones rather expensive. The security framework for 3g mobile networks is considered, and the various protocols for protection of the network access interface are studied. The problem is rapidly getting worse with the increased usage of 4g to describe, in many cases, technologies that are basically just evolutions of 3g technologies. Spectral efficiency is the measurement of rate of information transfer over any communication system. This is based on a set of standards used for mobile devices and mobile telecommunications use services and networks that comply with the international mobile telecommunications2000 imt2000 specifications by.

There are a lot of standards which support the 3g services and these. In march 2003 the first 3g umts wcdma networks operated by the 3 group owned by hutchison whampoa commenced commercial service in the uk and italy. A study on third generation mobile technology 3g and comparison among all generations of mobile communication aditi chakraborty lecturer, panskura banamali college, panskura,paschim medinipur,w. However, 3g technologies and applications have encountered obstacles that have hindered both the technology development and user acceptance.

Many industry organizations only consider part of the imt2000 family of 3g standards. The systems in this standard are essentially a linear enhancement of 2g systems. In october 2001, docomo launched a thirdgeneration mobile communication 3g service in japan called foma based on the wcdma wirelessaccess. Gsm technology was able to transfer circuit switched data over the network. What really is a third generation 3g mobile techn ology introduction there are currently widely different views throughout the wireless industry as to what constitutes a 3g wireless access network. As had happened with mannesmann and gsm, it fell to a new entrant to take a full share of the teething pains of bringing a revolutionary new technology to market. Security for the third generation 3g mobile system pdf. An investigation of third generation 3g mobile technologies and.

Services advertised as 3g are required to meet imt2000 technical standards. This article from the 3g technology development at home and abroad studies the basic features of 3g technology, including international standards and. The use of 3g technology is also able to transmit packet switch data efficiently at better and increased bandwidth. A study on third generation mobile technology 3g and. What really is a third generation 3g mobile technology itu. Wireless mobile communication a study of 3g technology.