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ETSI TS 123 096-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...
2023-05-02
ETSI TS 128 620/2-2017 Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management...
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ETSI TS 144 004-2018 Digital cellular telecommunications system (Phase 2+) (GSM); GSM/EDGE Layer 1; General...
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ETSI TS 132 157-2020 Universal Mobile Telecommunications System (Umts); Lte; Telecommunication Management; ...
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ETSI TS 133 328-2017 Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) ...
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ETSI TS 123 107-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...
2023-04-30
IEC 61643-22-2015 低壓電涌保護(hù)器--第22部分:電信和信號(hào)網(wǎng)絡(luò)的電涌保護(hù)器--選擇和應(yīng)用原則 Low-voltage surge prote...
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ETSI TS 126 446-2018 Universal Mobile Telecommunications System (UMTS); LTE; Codec for Enhanced Voice Servi...
2023-04-30
ETSI TS 146 042-2017 Digital cellular telecommunications system (Phase 2+) (GSM);Half rate speech;Voice Act...
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ETSI TS 132 321-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...
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BS ISO/IEC 15149-4-2016 信息技術(shù) 系統(tǒng)間遠(yuǎn)程通信和信息交換 磁場(chǎng)區(qū)域網(wǎng)絡(luò)(MFAN) 鑒定用安全協(xié)議 Information tech...
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BS EN IEC 60027-2-2019 Letter symbols to be used in electrical technology. Telecommunications and electron...
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ETSI TS 123 216-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...
2023-04-29
ETSI TS 126 204-2018 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...
2023-04-29
ETSI TS 134 123-3/2-2020 Universal Mobile Telecommunications System (Umts); User Equipment (Ue) Conformance...
2023-04-29
ETSI TS 133 128/2-2019 Lte; 5G; Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobi...
2023-04-29
ETSI TS 125 172-2014 Universal Mobile Telecommunications System (Umts); Requirements For Support Of Assiste...
2023-04-29
ETSI TS 131 111/5-2018 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Teleco...
2023-04-28
ETSI TS 123 334/3-2021 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Teleco...
2023-04-28
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