摘要:
1G/2G: 800–900MHz 3G: 2GHz 4G/5G: 6GHz ITU-R Recommendation M.1036 3GPP-NR FR1 (sub-6GHz): 410MHz-7.125GHz Low-band (sub-1G), Mid-band (3.5附近), U6G (n 阅读全文
摘要:
ITU为每代蜂窝网络都命名了一个代号,即 IMT(International Mobile Telecommunications)-x - 2000年, IMT-2000 (3G) - 采纳 WCDMA (by 3GPP), CDMA2000 (by 3GPP2), WiMAX (by IEEE)- 阅读全文