| 2G |
Second Generation Mobile (GSM) |
| 3G |
Third Generation Mobile |
| AFP |
Automated Frequency Planning |
| Agile Development |
A software development method which seeks to create a working prototype very quickly and then to iteratively improve the function |
| AMR |
Adaptive Multi Rate Voice Coder |
| BER |
Bit Error Rate |
| BSS |
Base Station System |
| Call Generator |
Sensustech device used to generate test calls |
| Cloud Based |
A term for the remote provision of software, services etc remotely, usually via the Internet |
| Codec |
Analogue to digital converter for voice |
| CSSR |
Call Setup Success Rate |
| DCR |
Dropped Call Rate |
| Downlink |
Radio path from the PSTN to the mobile |
| EFR |
Enhanced full rate voice coder |
| EIF |
Equipment Impairment Factors |
| ENGINE |
Evolved Intelligence's next generation IN (Intelligent Network) architecture |
| ETSI |
European Telecommunications Standards Institute |
| FER |
Frame Erasure Rate |
| GSM |
Global System For Mobile |
| IBC |
In Building Coverage |
| IMEI |
International Mobile Equipment Identifier |
| IREG |
International Roaming (Experts) Group |
| ITU |
International Telecommunications Union |
| JAIN SLEE |
An Open Standard Intelligent Network |
| LQ |
Listening quality (ITU-T P.800) |
| KPI |
Key Performance Indicator |
| MNRU |
Modulated Noise Reference Unit |
| MOS |
Mean Opinion Score (ITU-T P.800) |
| MSC |
Mobile Switching Centre |
| MSISDN |
A mobile device's "telephone number" |
| Multi-tenant |
The attribute of a software platform that is designed to manage solutions for multiple users (e.g. mobile operators) on a single system |
| PCM |
Pulse Code Modulation |
| PESQ |
Perceptual Evaluation Of Speech Quality (ITU-T P.862) |
| PESQ-LQ |
PESQ using a 1-5 MOS-like scale |
| Preferred Roaming |
Another term for steering (see below) |
| PSTN |
(Fixed) Public Switched Telephone Network |
| QDU |
Quantisation Distortion Unit |
| QOS |
Quality Of Service |
| Roaming |
A general term referring to the extension of connectivity service in a location that is different from the home location where the service was registered. |
| RSSI |
Received Signal Strength Indicator |
| RXLEV |
Received signal level strength (db) |
| RXQUAL |
A quality measure inferred from the bit error rate of a signal |
| Sensustech Index |
A combined measure for quality using MOS plus other KQIs |
| SNR |
Signal to Noise Ratio |
| Spoofing fraud |
A fraud method where a subscribers identity is hi-jacked by a fraudster. Most commonly seen in SMS fraud |
| SS7 |
A set of telephony signaling protocols which are used to set up most of the world's public switched telephone network telephone calls. |
| Steering |
The method by which a home network selects which roaming network partner is used by its subscribers when they are abroad |
| Uplink |
Radio path from the mobile to the PSTN |