LG VX8300 Owner's Manual (English) - Page 118

Acronyms and Abbreviations DTMF EMS ERI Dual-Tone Multi Frequency (or "touch-tone") is a method used to communicate keys pressed on the phone. Pressing a key generates two simultaneous tones, one for the row and one for the column to determine which key was pressed. Enhanced Messaging Service is an extension to SMS for cellular phones available on specific networks. An EMS enabled phone can send and receive messages with special text formatting (such as bold or italic), animations, pictures, icons, sound effects, and special ring tones. EMS messages sent to non-EMS devices will be displayed as SMS transmissions. Enhanced Roaming Indicator is a feature to indicate whether a mobile phone is on its home system, a partner network, or a roaming network. Many phones indicate home vs. roaming as an icon, but ERI capable phones can clearly indicate third "partner network" status. EVDO GPS IS 2000 NAM Evolution Data Only or Evolution Data Optimized (abbreviated as EVDO, EV-DO, EvDO, 1xEV-DO or 1xEvDO) provides fast wireless broadband access (3G) anywhere, without needing a WiFi hotspot. Global Positioning System is a system of satellites, computers, and receivers able to determine the latitude and longitude of a specific receiver on Earth. Position is calculated using time and distance. Type of digital signaling. It's the second generation of CDMA digital cellular, an extension of IS-95. Differences between signaling types have to do with pilot signal and links to provide more traffic channels, and control protocols. Number Assignment Module is how the phone stores the phone number and its electronic serial number. A multiple NAM phone can register with multiple service providers and be set to automatically switch between programmed phone numbers for service provider areas. VX8300 117