| 3G Technology |
Third generation mobile phone technology |
| 4G Technology |
Fourth generation mobile phone technology |
| Access Charge (AC) |
The charge paid to TOT for an access to TOT’s telecommunications network |
| AIS |
Advanced Info Service Public Company Limited |
| AWN |
Advanced Wireless Network Company Limited |
| ARPU |
Average revenue per user per month |
| Bandwidth |
The width of frequency band |
| BMA |
Bangkok Metropolitan Area |
| BTO |
Build-Transfer-Operate |
| CAT |
CAT Telecom Public Company Limited (formerly the Communication Authority of Thailand) |
| CAPEX |
Capital expenditure |
| CDR |
Call Detail Record |
| CDP |
The Central Depository (Pte) Limited |
| Concession Agreement |
Agreement to Operate and Provide Cellular System Radio Telecommunication Service between CAT and the Company (as amended) |
| DPC |
Digital Phone Company Limited |
| DTN, dtac TriNet |
dtac TriNet Company Limited |
| EDGE |
Enhanced Data-Rates for GSM Evolution |
| Foreign Business Act |
Foreign Business Act B.E. 2542 (1999) |
| Free cash flow |
EBITDA-CAPEX |
| FY |
Fiscal year |
| GB |
Giga byte, which is a measurement of data volume |
| GPRS |
General Packet Radio Service |
| GSM |
Global System for Mobile Communications |
| GHz |
Giga Hertz, which is a measurement of frequency |
| HSPA |
High Speed Package Access, a 3G technology |
| IMEI |
International Mobile Equipment Identity |
| Interconnection Charge (IC) |
The cost-based charge paid to other operators for connecting into their networks |
| IMT |
International Mobile Telecommunications |
| IVR |
Interactive Voice Response System |
| LTE |
Long-Term Evolution, a 4G technology |
| MB |
Mega Byte, which is a measurement of data volume |
| MHz |
Mega Hertz, which is a measurement of frequency |
| MMS |
Multimedia Messaging Service |
| MNP |
Mobile Number Portability |
| MOU |
Minute of use per user per month |
| MVNO |
Mobile Virtual Network Operator |
| NBTC |
National Broadcasting and Telecommunications Commission |
| NTC |
National Telecommunications Commission, in accordance with the Act on Organization to Assign Radio Frequency and to Regulate the Broadcasting and Telecommunications Services B.E. 2543 (2000) |
| Net addition |
The number of new subscribers acquired less the number of subscriber leaving during the period |
| Net debt |
Interest bearing debt less cash and cash equivalents. |
| Net debt to Equity |
Net debt divided by equity |
| Net debt to EBITDA |
Net debt divided by EBITDA |
| OPEX |
Operating expenses, primarily consisting of network operating expenses, sell & marketing expenses and general administrative expenses |
| PCN 1800 |
Digital GSM wireless telecommunications service under the 1800 MHz frequency band |
| Penetration Rate |
The number of SIM cards divided by the number of population |
| QoQ |
Quarter on Quarter |
| Refill card |
Refill card for prepaid service |
| SEC |
Securities and Exchange Commission |
| SET |
The Stock Exchange of Thailand |
| SGX-ST |
Singapore Exchange Securities Trading Limited |
| SIM card |
Subscriber identity module card |
| Smartphone |
Mobile phone offering advanced capabilities, often with PC-like functionality |
| SMS |
Short Message Service |
| Spectrum |
The radio frequency bands used for telecommunication service |
| Telecommunications Act |
Telecommunication Business Operation Act B.E. 2544 (2001) (as amended) |
| TOT |
TOT Public Company Limited (formerly Telephone Organization of Thailand) |
| True Move |
True Move Co., Ltd. |
| TSD |
The Thailand Securities Depository Co., Ltd. |
| UCOM |
United Communication Industry Public Company Limited |
| USO |
Universal Service Obligation |
| VAS |
Value Added Services |
| VoIP |
Voice over Internet Protocol |
| WiFi |
Wireless Fidelity, a type of wireless networking protocol |
| YoY |
Year on Year |
