2G to 2.5G (GPRS)

Posted by ninjagrr
Jun 11 2009

with every plan The candy bar phone first major step in the evolution occurred with the 2G service entry via general packet radio (GPRS). mobile phones Services related to mobile phones are converted into 2.5G GPRS.
GPRS could speed data from 56 kbit / s to 114 kbit / s. Can be used to cell phones access services such cellular phone plans as wireless application protocol Motorola (WAP), short message service (SMS), LG multimedia messaging system (MMS) and Internet communication cell phones services such as email and cellular coverage web access. GPRS data transmission is typically charged per megabyte wireless providers transferred, while data communication via traditional circuit switching is billed per minute cellular phones of connection time, regardless all the plans include of whether the Samsung user is really using the capacity or standing.
The GPRS is a great option for the Nokia exchange service packs, unlike cellular providers the exchange of circuits, where a certain quality of service (QoS) is guaranteed during cellular phones the connection for non-mobile users. Provides some speed data transfer by using unused channel division multiple access time (TDMA). Initially it was thought to extend GPRS to give coverage to other standards, you get a free cell phone when you join any of the plans but instead those networks are turning to use the GSM standard, so that plans GSM is free phones the only type of HTC network you slider phone are using GPRS. GPRS is integrated into GSM Release 97 and wireless phones new releases. Was originally standardized by the European Telecommunications Standards Institute (ETSI), but now it is by 3GPP.

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