Cellular Generations - Telecommunications Blog

A blog for mobile communications systems GSM , UMTS and LTE


Cellular Generations

LTE : (Long Term Evolution) is a name of high speed service  that have high capability in mobile system comunication. LTE is a step towards 4th generation (4G) radio technology which designed to enhance the capacity and speed of the mobile telephone network. LTE is the successor of 3,5G (HSDPA). LTE will have data transfer speeds up to 300 Mbps.

HSDPA : (High Speed Downlink Packet Acces) is a HP protocol that is often referred to as 3.5 G. Internet Access of HSDPA maximum is 14.1 Mbps

EDGE : (Enhanced Data rates for GSM Evolution) is next generation of GPRS technology develop. EDGE is also often called by the term 2.75 G. EDGE is faster than GPRS. Maximum speed transfer data can be done with EDGE technology is 473.6 Kbps.

GPRS : (General Packet Radio Service) is a internet acces technology  which we known by the term 2.5G. GPRS has a data transfer speed over CSD technology. Maximum speed of data transfer from GPRS technology is 115 Kbp.

UMTS : (Universal Mobile Telecommunications Service) is a third-generation (3G) broadband, packet-based transmission of text, digitized voice, video, and multimedia at data rates up to 2 megabits per second (Mbps). UMTS offers a consistent set of services to mobile computer and phone users, no matter where they are located in the world.