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Changes for page Change Gateway Power

Last modified by Xiaoling on 2022/08/10 15:18
From version 1.3
edited by Xiaoling
on 2022/05/14 13:44
Change comment: There is no comment for this version
To version 6.1
edited by Edwin Chen
on 2022/06/20 17:46
Change comment: There is no comment for this version

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 1  = Introduction =
2 2  
3 +----
4 +
3 3  In LoRaWAN protocol, the gateway output power refer to the downstream packets sent by Gateway. This output power is controlled by LoRaWAN server.
4 4  
5 5  Gateway maintain a power index in the file: /etc/lora/global_conf.json for example:
6 6  
9 +
7 7  (% class="box" %)
8 8  (((
9 9  "tx_lut_3": {
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21 21   "dig_gain": 0
22 22  )))
23 23  
27 +(% class="mark" %)Note: If when lorawan server specify a rf_power which is not list above. gateway will choose the closest power. profile.
28 +
29 +
24 24  When LoRaWAN server sends a downlink stream, server will also ask the gateway to use which rf_power as output. So user don't need to consider to control in the gateway side.
25 25  
26 -If user want to always use a higher power or a lower power. User can modify the pa_gain,mix_gain,dig_gain for specify rf_power to achieve this purpose. This is not recommend, because this might break the regulator for specify country.
32 +If user want to always use a higher power or a lower power. User can modify the pa_gain,mix_gain,dig_gain for specify rf_power to achieve this purpose. This is not recommended, because this might break the regulator for specific country.
27 27  
28 -Please note, the global_conf.json file will be overwrite by the match region files in /etc/lora/cfg-30x when change settings in the web. So user need to change the files in /etc/lora/cfg-cfg-30x instead of global_conf.json
34 +Please note, that the global_conf.json file will be overwritten by the match region files in /etc/lora/cfg-30x when changing settings in the web. So user needs to change the files in /etc/lora/cfg-cfg-30x instead of global_conf.json