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No. Ç¥ÁعøÈ£ Ç¥Áظí Á¦/°³Á¤ÀÏ ¡å
2578 TTAT.3G-23.202V17.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Circuit switched data bearer services 2022-08-05
2577 TTAT.3G-23.204V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Support of Short Message Service (SMS) over generic 3GPP Internet Protocol (IP) access; Stage 2 2022-08-05
2576 TTAT.3G-23.205V17.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Bearer-independent circuit-switched core network; Stage 2 2022-08-05
2575 TTAT.3G-23.207V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;End-to-end Quality of Service (QoS) concept and architecture 2022-08-05
2574 TTAT.3G-23.216V16.6.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Single Radio Voice Call Continuity (SRVCC); Stage 2 2022-08-05
2573 TTAT.3G-23.216V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Single Radio Voice Call Continuity (SRVCC); Stage 2 2022-08-05
2572 TTAT.3G-23.218V17.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;IP Multimedia (IM) session handling; IM call model; Stage 2 2022-08-05
2571 TTAT.3G-23.221V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Architectural requirements 2022-08-05
2570 TTAT.3G-23.226V17.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Global text telephony (GTT); Stage 2 2022-08-05
2569 TTAT.3G-23.231V17.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;SIP-I based circuit-switched core network; Stage 2 2022-08-05