| No. | 표준번호 | 표준명 | 제/개정일 ▲ |
|---|---|---|---|
| 554 | TTAT.3G-23.011(R11-11.0.0) | Technical realization of Supplementary Services | 2013-08-26 |
| 553 | TTAT.3G-23.012(R11-11.2.0) | Location management procedures | 2013-08-26 |
| 552 | TTAT.3G-23.014(R11-11.0.0) | Support of Dual Tone Multi-Frequency (DTMF) signalling | 2013-08-26 |
| 551 | TTAT.3G-23.015(R11-11.2.0) | Technical realization of Operator Determined Barring (ODB) | 2013-08-26 |
| 550 | TTAT.3G-23.016(R11-11.0.0) | Subscriber data management; | 2013-08-26 |
| 549 | TTAT.3G-23.018(R11-11.4.0) | Basic call handling;Technical realization | 2013-08-26 |
| 548 | TTAT.3G-23.031(R11-11.0.0) | 3G Security;Fraud Information Gathering System (FIGS);Technical realization; Stage 2 | 2013-08-26 |
| 547 | TTAT.3G-23.032(R11-11.0.0) | Universal Geographical Area Description (GAD) | 2013-08-26 |
| 546 | TTAT.3G-23.034(R11-11.0.0) | High Speed Circuit Switched Data (HSCSD); Stage 2 | 2013-08-26 |
| 545 | TTAT.3G-23.035(R11-11.0.0) | Immediate Service Termination (IST);Stage 2 | 2013-08-26 |
