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No. 표준번호 표준명 제/개정일 ▲
1141 TTAT.3G-22.081(R12-12.0.0) Technical Specification Group Services and System Aspects; Line identification Supplementary Services; Stage 1 2016-08-10
1140 TTAT.3G-22.082(R12-12.0.0) Technical Specification Group Services and System Aspects; Call Forwarding (CF) supplementary services - Stage 1 2016-08-10
1139 TTAT.3G-22.083(R12-12.0.0) Technical Specification Group Services and System Aspects; Call Waiting (CW) and Call Holding (HOLD); Supplementary Services - Stage 1 2016-08-10
1138 TTAT.3G-22.084(R12-12.0.0) Technical Specification Group Services and System Aspects; MultiParty (MPTY) Supplementary Services - Stage 1 2016-08-10
1137 TTAT.3G-22.085(R12-12.0.0) Technical Specification Group Services and System Aspects; Closed User Group (CUG) Supplementary Services - Stage 1 2016-08-10
1136 TTAT.3G-22.086(R12-12.0.0) Technical Specification Group Services and System Aspects; Advice of Charge (AoC) supplementary services; Stage 1 2016-08-10
1135 TTAT.3G-22.087(R12-12.0.0) Technical Specification Group Services and System Aspects; User-to-User Signalling (UUS); Service description - Stage 1 2016-08-10
1134 TTAT.3G-22.088(R11-11.1.0) Technical Specification Group Services and System Aspects; Call Barring (CB) Supplementary Services - Stage 1 2016-08-10
1133 TTAT.3G-22.088(R12-12.0.0) Technical Specification Group Services and System Aspects; Call Barring (CB) Supplementary Services - Stage 1 2016-08-10
1132 TTAT.3G-22.093(R12-12.0.0) Technical Specification Group Services and System Aspects; Completion of Calls to Busy Subscriber (CCBS); Service description, Stage 1 2016-08-10