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Standards ETSI - European Telecommunication Standard Institute - Page 1191
ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
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ETSI TR 122903-V17.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Study on Videotelephony teleservice (3GPP TR 22.903 version 17.0.0 Release 17)
Standard published on 21.4.2022
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ETSI TR 122903-V18.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Study on Videotelephony teleservice (3GPP TR 22.903 version 18.0.1 Release 18)
Standard published on 13.5.2024
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ETSI TR 122903-V19.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Study on Videotelephony teleservice (3GPP TR 22.903 version 19.0.0 Release 19)
Standard published on 22.10.2025
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ETSI TR 122903-V7.0.0
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Universal Mobile Telecommunications System (UMTS); Study on Videotelephony teleservice (3GPP TR 22.903 version 7.0.0 Release 7)
Standard published on 31.12.2005
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ETSI TR 122903-V8.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study on Videotelephony teleservice (3GPP TR 22.903 version 8.0.0 Release 8)
Standard published on 19.1.2009
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ETSI TR 122903-V9.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study on Videotelephony teleservice (3GPP TR 22.903 version 9.0.0 Release 9)
Standard published on 21.1.2010
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ETSI TR 122904-V16.1.0
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5G; Study on user-centric identifiers and authentication (3GPP TR 22.904 version 16.1.0 Release 16)
Standard published on 16.11.2020
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ETSI TR 122904-V17.0.0
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5G; Study on user-centric identifiers and authentication (3GPP TR 22.904 version 17.0.0 Release 17)
Standard published on 21.4.2022
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ETSI TR 122904-V18.0.1
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5G; Study on user-centric identifiers and authentication (3GPP TR 22.904 version 18.0.1 Release 18)
Standard published on 13.5.2024
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ETSI TR 122904-V19.0.0
Show all technical information.
5G; Study on user-centric identifiers and authentication (3GPP TR 22.904 version 19.0.0 Release 19)
Standard published on 22.10.2025
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