Changes for page How to improve LoRaWAN distance
Last modified by Xiaoling on 2024/08/16 11:25
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... ... @@ -10,9 +10,9 @@ 10 10 In real-world deployment for LoRa, distance is a common topic. We always want to have the longest distance. This chapter shows some instructions for how to improve this. 11 11 12 12 13 - 14 14 = 2. Analyze at the software side = 15 15 15 + 16 16 == 2.1 LoRa parameters that effect distance == 17 17 18 18 ... ... @@ -74,7 +74,7 @@ 74 74 According to the above technology, if we have a problem on the distance, we can first check if the end node is trying to longest distance modulation already. We can see that from the LoRaWAN server. Below is an example from Chirpstack. 75 75 76 76 77 -We can see the traffic in gateway 's page and know that the distance is SF12 / BW125. (note, server is not able to know Transmit Power settings from End Node)77 +We can see the traffic in gateway’s page and know that the distance is SF12 / BW125. (note, server is not able to know Transmit Power settings from End Node) 78 78 79 79 80 80 [[image:image-20221006185826-3.png]] ... ... @@ -86,14 +86,15 @@ 86 86 87 87 Below are the settings for longest distance transmission. ( will reduce battery life) 88 88 89 -* (% style="color:#037691" %) **AT+ADR=0**(%%)~/~/ Disable ADR90 -* (% style="color:#037691" %) **AT+DR= 0**(%%)~/~/ Use the smallest DR91 -* (% style="color:#037691" %) **AT+TXP=0**(%%) ~/~/ Use max power.89 +* (% style="color:#037691" %)AT+ADR=0 (%%)~/~/ Disable ADR 90 +* (% style="color:#037691" %)AT+DR= 0 (%%)~/~/ Use the smallest DR 91 +* (% style="color:#037691" %)AT+TXP=0 (%%) ~/~/ Use max power. 92 92 93 93 94 94 95 95 = 3. Installation Guidelines = 96 96 97 + 97 97 == 3.1 Check the use environment == 98 98 99 99 ... ... @@ -126,6 +126,7 @@ 126 126 127 127 = 4. Some real-world case = 128 128 130 + 129 129 == 4.1 Server reason cause end node has problem on Join. == 130 130 131 131
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