WLAN(无线局域网络)的信道使用802.11协议
80.211工作组定义的频率区间:
2.4 GHz (802.11b/g/n)
3.65 GHz (802.11y)
4.9 GHz (802.11j) public safety WLAN
5 GHz (802.11a/h/j/n/ac)
5.9 GHz (802.11p)
60 GHz (802.11ad)
900 MHz (802.11ah)
在中国信道可以信道:
2.4GHz:1-13信道
5GHz:36、38、40、?、44、46、48、50、52、54、56、58、60、?、100——144、?、149、151、153、155、157、159、161、165
中国可用频段:
802.11ac/n/a : 5.725GHz-5.850GHz ; 5.47~5.725GHz; 5.15~5.35GHz (中国)
802.11b/g/n : 2.4GHz-2.483GHz (中国)
Channel | Frequency (MHz) |
North America [6] |
Japan[6] | [hide]Most of world [6][7][8][9][10][11][12] |
---|---|---|---|---|
1 | 2412 | Yes | Yes | Yes |
2 | 2417 | Yes | Yes | Yes |
3 | 2422 | Yes | Yes | Yes |
4 | 2427 | Yes | Yes | Yes |
5 | 2432 | Yes | Yes | Yes |
6 | 2437 | Yes | Yes | Yes |
7 | 2442 | Yes | Yes | Yes |
8 | 2447 | Yes | Yes | Yes |
9 | 2452 | Yes | Yes | Yes |
10 | 2457 | Yes | Yes | Yes |
11 | 2462 | Yes | Yes | Yes |
12 | 2467 | NoB | Yes | Yes |
13 | 2472 | NoB | Yes | Yes |
14 | 2484 | No | 11b onlyC | No |
Channel | Center Frequency (MHz) |
Frequency Range (MHz) |
Bandwidth (MHz) |
United States FCC U-NII Band(s) |
United States [33][34] |
Canada [35] |
Europe [36][37][38][39][40] |
Switzerland [41][42][43] |
Russia [44] |
Japan[45] | India | Singapore [46][32] |
China [47] |
Israel [9] |
Korea [48] |
Turkey [49] |
Australia [10] |
South Africa [27] |
Brazil [11] |
Taiwan [50] |
New Zealand [31][51] |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
7 | 5035 | 5030–5040 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
8 | 5040 | 5030–5050 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
9 | 5045 | 5040–5050 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
11 | 5055 | 5050–5060 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
12 | 5060 | 5050–5070 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
16 | 5080 | 5070–5090 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
34 | 5170 | Unknown | Unknown | N/A | No | No | No | No | Yes | No | Indoors | Yes | No | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
36 | 5180 | 5170–5190 | 20 | U-NII-1 | Yes | Indoors | Indoors | Indoors | Yes | Indoors | Indoors | Yes | Yes | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
38 | 5190 | 5170–5210 | 40 | U-NII-1 | Yes | Indoors | No | No | Yes | No | Indoors | Yes | Yes | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
40 | 5200 | 5190–5210 | 20 | U-NII-1 | Yes | Indoors | Indoors | Indoors | Yes | Indoors | Indoors | Yes | Yes | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
42 | 5210 | 5170–5250 | 80 | U-NII-1 | Yes | Indoors | No | No | Yes | No | Indoors | Indoors/DFS/TPC | No | No | No | Indoors | Indoors | No | No | Yes | Indoors |
44 | 5220 | 5210–5230 | 20 | U-NII-1 | Yes | Indoors | Indoors | Indoors | Yes | Indoors | Indoors | Yes | Yes | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
46 | 5230 | 5210–5250 | 40 | U-NII-1 | Yes | Indoors | No | No | Yes | No | Indoors | Yes | Yes | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
48 | 5240 | 5230–5250 | 20 | U-NII-1 | Yes | Indoors | Indoors | Indoors | Yes | Indoors | Indoors | Yes | Yes | Indoors | Yes | Indoors | Indoors | Indoors | Indoors | Yes | Indoors |
50 | 5250 | 5170–5330 | 160 | U-NII-1 and U-NII-2A | DFS | Indoors/DFS | DFS | No | Yes | No | Indoors | No | No | No | No | No | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
No | No | DFS | Indoors |
52 | 5260 | 5250–5270 | 20 | U-NII-2A | DFS | DFS | Indoors/DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors/DFS/TPC | Indoors | Indoors/DFS/TPC | DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100mW instead of 200 mW) |
Yes | Indoors | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200mW) |
Indoors | Indoors | DFS | DFS/TPC |
54 | 5270 | 5250–5290 | 40 | U-NII-2A | DFS | DFS | No | No | Yes | No | Indoors | Indoors/DFS/TPC | DFS/TPC | Indoors | No | Indoors | Indoors/DFS/TPC (otherwise limited to 100mW instead of 200mW) |
Indoors | Indoors | DFS | DFS/TPC |
56 | 5280 | 5270–5290 | 20 | U-NII-2A | DFS | DFS | Indoors/DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors/DFS/TPC | Indoors | Indoors/DFS/TPC | DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200mW) |
Indoors | Indoors | DFS | DFS/TPC |
58 | 5290 | 5250–5330 | 80 | U-NII-2A | DFS | DFS | No | No | Yes | No | Indoors | Indoors/DFS/TPC | No | No | No | Indoors | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
No | No | DFS | Yes |
60 | 5300 | 5290–5310 | 20 | U-NII-2A | DFS | DFS | Indoors/DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors/DFS/TPC | Indoors | Indoors/DFS/TPC | DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Indoors | Indoors | DFS | DFS/TPC |
62 | 5310 | 5290–5330 | 40 | U-NII-2A | DFS | DFS | No | No | Yes | No | Indoors | Indoors/DFS/TPC | DFS/TPC | Indoors | No | Indoors | Indoors/DFS/TPC (otherwise limited to 100mW instead of 200mW) |
Indoors | Indoors | DFS | DFS/TPC |
64 | 5320 | 5310–5330 | 20 | U-NII-2A | DFS | DFS | Indoors/DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors/DFS/TPC | Indoors | Indoors/DFS/TPC | DFS/TPC | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200 mW) |
Yes | Indoors | Indoors/DFS/TPC (otherwise limited to 100 mW instead of 200mW) |
Indoors | Indoors | DFS | DFS/TPC |
100 | 5500 | 5490–5510 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) | Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
102 | 5510 | 5490–5530 | 40 | U-NII-2C | DFS | DFS | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
104 | 5520 | 5510–5530 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
106 | 5530 | 5490–5570 | 80 | U-NII-2C | DFS | DFS | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | No | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
No | No | DFS | DFS/TPC |
108 | 5540 | 5530–5550 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
110 | 5550 | 5530–5570 | 40 | U-NII-2C | DFS | DFS | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
112 | 5560 | 5550–5570 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
114 | 5570 | 5490–5650 | 160 | U-NII-2C | DFS | No | DFS | No | Yes | No | Unknown | DFS/TPC | No | No | No | No | No | No | No | DFS | DFS/TPC |
116 | 5580 | 5570–5590 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
118 | 5590 | 5570–5610 | 40 | U-NII-2C | DFS | No | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | DFS/TPC | No | Yes | DFS | DFS | DFS/TPC |
120 | 5600 | 5590–5610 | 20 | U-NII-2C | DFS | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | No | Yes | DFS | DFS | DFS/TPC |
122 | 5610 | 5570–5650 | 80 | U-NII-2C | DFS | No | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | No | No | No | No | DFS | DFS/TPC |
124 | 5620 | 5610–5630 | 20 | U-NII-2C | DFS | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | No | Yes | DFS | DFS | DFS/TPC |
126 | 5630 | 5610–5650 | 40 | U-NII-2C | DFS | No | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | DFS/TPC | No | Yes | DFS | DFS | DFS/TPC |
128 | 5640 | 5630–5650 | 20 | U-NII-2C | DFS | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | Yes | DFS/TPC | No | Yes | DFS | DFS | DFS/TPC |
132 | 5660 | 5650–5670 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
134 | 5670 | 5650–5690 | 40 | U-NII-2C | DFS | DFS | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
136 | 5680 | 5670–5690 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | No | DFS/TPC | DFS/TPC (otherwise limited to 500mW instead of 1W) |
Yes | DFS | DFS | DFS/TPC |
138 | 5690 | 5650–5730 | 80 | U-NII-2C and U-NII-3 | DFS | DFS | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | No | DFS/TPC (otherwise limited to 500mW instead of 1W) |
No | No | No | DFS/TPC |
140 | 5700 | 5690–5710 | 20 | U-NII-2C | DFS | DFS | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1W) |
Yes | DFS/TPC | Unknown | DFS/TPC | No | No | No | DFS/TPC | DFS/TPC (otherwise limited to 500 mW instead of 1 W) |
Yes | DFS | DFS | DFS/TPC |
142 | 5710 | 5690–5730 | 40 | U-NII-2C and U-NII-3 | DFS | DFS | No | No | Yes | No | Unknown | DFS/TPC | No | No | No | No | DFS/TPC (otherwise limited to 500mW instead of 1W) |
No | No | No | DFS/TPC |
144 | 5720 | 5710–5730 | 20 | U-NII-2C and U-NII-3 | DFS | DFS | No | No | Yes | No | Indoors | DFS/TPC | No | No | No | No | DFS/TPC (otherwise limited to 500mW instead of 1W) |
No | No | No | DFS/TPC |
149 | 5745 | 5735–5755 | 20 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
151 | 5755 | 5735–5775 | 40 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
153 | 5765 | 5755–5775 | 20 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
155 | 5775 | 5735–5815 | 80 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | No | No | No | No | Yes | No | No | Yes | Yes |
157 | 5785 | 5775–5795 | 20 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
159 | 5795 | 5775–5815 | 40 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
161 | 5805 | 5795–5815 | 20 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
165 | 5825 | 5815–5835 | 20 | U-NII-3 | Yes | Yes | SRD (25 mW)[52] | SRD (25 mW)[52] | Yes | No | Indoors | Yes | Yes | No | Yes | No | Yes | No | Yes | Yes | Yes |
169 | 5845 | 5835–5855 | 20 | N/A | No | No | No | No | No | No | Yes | No | No | No | No | No | No | No | No | No | No |
173 | 5865 | 5855–5875 | 20 | N/A | No | No | No | No | No | No | Yes | No | No | No | No | No | No | No | No | No | No |
183 | 4915 | 4910–4920 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
184 | 4920 | 4910–4930 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
185 | 4925 | 4920–4930 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
187 | 4935 | 4930–4940 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
188 | 4940 | 4930–4950 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
189 | 4945 | 4940–4950 | 10 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
192 | 4960 | 4950–4970 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
196 | 4980 | 4970–4990 | 20 | N/A | No | No | No | No | No | No | Unknown | No | No | No | No | No | No | No | No | No | No |
Channel | Center Frequency (MHz) |
Frequency Range (MHz) |
Bandwidth (MHz) |
United States FCC U-NII Band(s) |
United States | Canada | Europe | Switzerland | Russia | Japan | India | Singapore | China | Israel | Korea | Turkey | Australia | South Africa | Brazil | Taiwan | New Zealand |
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