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单词 GSM
释义 [1] Groupe Special Mobile Technisches Committee der ETSI und europäischer Mobilfunkstandard
[2] Global System for Mobile CommunicationsDie Menge aller Spezifikationen und Schnittstellen die für ein funktionierendes Mobilfunknetz benötigt werden. ETSI GSM 05.05 nennt mehrere Subsets:

Name: ARFCN: Uplink: (MHz) Downlink: (MHz)
GSM 400 GSM 450 259 - 293 450,4 - 457,6 460,4 - 467,6
GSM 480 306 - 340 478,8 - 486,0 488,8 - 496,0
GSM 700 GSM 750 438 - 511 777,0 - 792,0 747,0 - 762,0
GSM 850 GSM 850 128 - 251 824,0 - 849,0 869,0 - 894,0
GSM 900 P-GSM 900 (Primary GSM) 1-124 890,0 - 915,0 935,0 - 960,0
E-GSM 900 (Extended GSM) 0-124, 975 - 1023 880,0 - 915,0 925,0 - 960,0
R-GSM 900 (Railways GSM) 0-124, 955 - 1023 876,0 - 915,0 921,0 - 960,0
GSM1800 GSM 1800 (DCS 1800) 512 - 885 1 710 - 1 785 1 805 - 1 880
GSM1900 GSM 1900 (PCS 1900) 512 - 810 1 850 - 1 910 1 930 - 1 990
[3] Global Shared Memory
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更新时间:2025/1/29 5:31:53