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No. 표준종류 표준번호 표준제목 제개정일 정렬방향
12428 정보통신단체표준(TTAS) TTAT.3G-42.056V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;GSM Cordless Telephony System (CTS), Phase 1; Service description; Stage 1 2022-08-05
12427 정보통신단체표준(TTAS) TTAT.3G-42.068V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Voice Group Call Service (VGCS); Stage 1 2022-08-05
12426 정보통신단체표준(TTAS) TTAT.3G-42.069V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Voice Broadcast Service (VBS); Stage 1 2022-08-05
12425 정보통신단체표준(TTAS) TTAT.3G-43.005V17.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Technical performance objectives 2022-08-05
12424 정보통신단체표준(TTAS) TTAT.3G-43.010V17.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;GSM Public Land Mobile Network (PLMN) connection types 2022-08-05
12423 정보통신단체표준(TTAS) TTAT.3G-43.013V17.0.0 3rd Generation Partnership Project;Technical Specification Group Radio Access Network;Discontinuous Reception (DRX) in the GSM system 2022-08-05
12422 정보통신단체표준(TTAS) TTAT.3G-43.020V11.4.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Security related network functions 2022-08-05
12421 정보통신단체표준(TTAS) TTAT.3G-43.020V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Security related network functions 2022-08-05
12420 정보통신단체표준(TTAS) TTAT.3G-43.022V17.0.0 3rd Generation Partnership Project;Technical Specification Group Radio Access Network;Functions related to Mobile Station (MS) in idle mode and group receive mode 2022-08-05
12419 정보통신단체표준(TTAS) TTAT.3G-43.026V17.0.0 3rd Generation Partnership Project;Technical Specification Group Radio Access Network;Multiband operation of GSM / DCS 1800 by a single operator 2022-08-05