Glossary
Airtime - Actual time spent talking on the wireless phone. Most carriers bill customers based on how many minutes of airtime they use each month.
Antenna - A device for transmitting or receiving signals. The size and shape of antennas is determined, in part, by the frequency of the signal they receive. Wireless phones and the base station must have antennas.
Base Station - The fixed radio transmitter/receiver that maintains communications with mobile radio telephones within a given area. (Typically seen as cell or cell site)
CDMA - (Code Division Multiple Access) A spread- spectrum approach to digital transmission. With CDMA, each conversion is digitised and then tagged with a code. The mobile phone deciphers only a particular code to pick the right conversation off the air. The transmitted signal is just above noise level across the available bandwidth.
Channel - Communications signals transmit along paths called channels.
Codec - Compression & Decompression.
Call Waiting - Ability to inform users that they have an incoming call when engaged on another call.
Glossary
Line Identification - Services allowing subscribers
Services (Caller ID | to view or block the telephone |
Display) | numbers of callers. |
Frequency - A measure based on time, as one or more waves per second, in an electrical or light wave information signal. A signal’s frequency is stated in cycles-
LCD - (Liquid Crystal Display) Commonly used to refer to the screen display on the wireless phone.
LED - (Light Emitting Diode) Commonly used to refer to a small light on the wireless phone or on the Desktop Charger. The LED lights on the phone to indicate an incoming call. The lights on the charger to indicate that battery charging is taking place.
Prepend - The addition of a prefix, such as an area code, to a phone number.
RF - Radio Frequency
118 | 119 |