CDMA頻段
CDMA頻段是ITU指定的用於cdmaOne和CDMA2000流動電話設備的頻段。[1][2][3][4]
頻段
根據最新的對應3GPP2技術標準(C.S0057-F),[5]下列表格列出了cdmaOne和CDMA2000使用的頻段。[6][7][8]
Band class |
ƒ (MHz) |
俗稱 | 上行 (MHz) |
下行 (MHz) |
雙工間隔 (MHz) |
---|---|---|---|---|---|
0 | 800 | 800 MHz | 815 - 849 | 860 - 894 | 45 |
1 | 1900 | 1900 MHz | 1850 - 1910 | 1930 - 1990 | 80 |
2 | 900 | TACS | 872 - 915 | 917 - 960 | 45 |
3 | 850 | JTACS | 887 - 925 | 832 - 870 | -55 |
4 | 1800 | Korean PCS | 1750 - 1780 | 1840 - 1870 | 90 |
5 | 450 | 450 MHz | 410 - 483 | 420 - 493 | 10 |
6 | 2100 | 2 GHz | 1920 - 1980 | 2110 - 2170 | 190 |
7 | 700 | Upper 700 MHz | 776 - 788 | 746 - 758 | -30 |
8 | 1800 | 1800 MHz | 1710 - 1785 | 1805 - 1880 | 95 |
9 | 900 | 900 MHz | 880 - 915 | 925 - 960 | 45 |
10 | 800 | Secondary 800 MHz | 806 - 891 | 851 - 940 | 45 |
11 | 400 | 400 MHz European PAMR | 410 - 483 | 420 - 493 | 10 |
12 | 800 | 800 MHz PAMR | 870 - 876 | 915 - 921 | 45 |
13 | 2500 | 2.5 GHz IMT-2000 Extension | 2500 - 2570 | 2620 - 2690 | 120 |
14 | 1900 | U.S. PCS 1.9 GHz | 1850 - 1915 | 1930 - 1995 | 80 |
15 | 1700 | AWS | 1710 - 1755 | 2110 - 2155 | 400 |
16 | 2500 | U.S. 2.5 GHz | 2502 - 2568 | 2624 - 2690 | 122 |
18 | 700 | 700 MHz Public Safety | 787 - 799 | 757 - 769 | -30 |
19 | 700 | Lower 700 MHz | 698 - 716 | 728 - 746 | 30 |
20 | 1600 | L-Band | 1626.5 - 1660.5 | 1525 - 1559 | -101.5 |
21 | 2000 | S-Band | 2000 - 2020 | 2180 - 2200 | 180 |
參見
參考來源
- ^ CDMA2000: Delivering on 3G.pdf (PDF). International Telecommunication Union (ITU). [2022-02-03]. (原始內容 (PDF)存檔於2022-02-03).
- ^ About cdma2000. Keysight. [2022-02-03]. (原始內容存檔於2022-02-03).
- ^ cdmaOne Technology. Rohde&Schwarz. [2022-02-03]. (原始內容存檔於2022-02-03).
- ^ IMT-2000 Regulatory and Spectrum Considerations.pdf (PDF). International Telecommunications Union (ITU). [2022-02-03]. (原始內容 (PDF)存檔於2022-02-03).
- ^ Band Class Specification for cdma2000 Spread Spectrum Systems.pdf (PDF) 1.0. 3GPP2. September 2015 [2021-10-07]. (原始內容 (PDF)存檔於2021-10-07).
- ^ CDMA-2000 Frequency Bands. RFWel. [2022-02-03]. (原始內容存檔於2022-02-05).
- ^ CDMA frequency band. Sqimway. [2022-02-03]. (原始內容存檔於2022-02-03).
- ^ CDMA Radio Interface Frequency Bands. FrequencyChecker. [2022-02-03]. (原始內容存檔於2022-02-05).