Mobile Tech Glossary--E

E-

E-GPRS - Enhanced GPRS, another term for EDGE. ...

EDGE - EDGE is a data system used on top of GSM networks that provides faster data speeds than GPRS, the technology it makes obsolete. It has a theoretical maximum downlink data rate of nearly 475Kbps, which...

EDGE Evolution - EDGE Evolution is an updated version of EDGE that will allow for broadband-like data rates on existing GSM networks. The spec promises downlink speeds two to three times faster than previous EDGE net...

EFR - Enhanced Full Rate ...

EMS - EMS is an extension to the SMS system that was used to add simple graphics and sounds to what would otherwise be purely text based messages. It is a step in the direction of MMS, but is not universal...

Enhanced Data Rate - EDR is a part of the Bluetooth specification that allows for faster file transfers. It is an optional part of the Bluetooth spec, and as such is not implemented by all devices. Connections between t...

EPOC - The mobile phone operating system developed by Symbian. Derived from epoch-the beginning of an era-EPOC is a 32-bit operating environment which comprises a suite of applications, customisable user int...

ESN - An ESN is a numeric identifier that uniquely identifies a CDMA phone in the United States. The ESN can typically be found written underneath a phone's battery and is generally written in both decimal...

EV-DO - Commonly known simply as EV-DO, CDMA 1xEV-DO is a 3G technology add-on for CDMA networks that allows for theoretical download speeds as fast as 2.4576Mbps, though actual rates tend to be far slower. ...

EV-DO Rev A - EV-DO Rev A is a 3G CDMA technology that is an upgrade of traditional EV-DO. Rev A is capable of slightly faster downlink speeds than is EV-DO Rev 0, at 3.1Mbps, as well as significantly faster uplin...