Changes for page How to improve LoRaWAN distance
Last modified by Xiaoling on 2024/08/16 11:25
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... ... @@ -4,8 +4,6 @@ 4 4 5 5 6 6 7 - 8 - 9 9 = 1. OverView = 10 10 11 11 ... ... @@ -49,7 +49,7 @@ 49 49 == 2.2 Adaptive Data Rate (ADR) and set max distance == 50 50 51 51 52 - (% style="color:#037691" %)**ADR**(%%)is the feature that Server will ask End Node to adjust the TXP and DR according to some rules in the server. This is for the purpose of Network Management and Optimize End Node battery life-time.50 +**ADR** is the feature that Server will ask End Node to adjust the TXP and DR according to some rules in the server. This is for the purpose of Network Management and Optimize End Node battery life-time. 53 53 54 54 55 55 By default, ADR is turn on((% style="color:#037691" %)**AT+ADR=1**) (%%)so End node ADR feature is enable. ... ... @@ -59,9 +59,9 @@ 59 59 60 60 (% style="color:#037691" %)**AT+ADR=0** 61 61 62 -(% style="color:#037691" %)**AT+DR=0 ~/~/(%%) Use longest distance modulation60 +(% style="color:#037691" %)**AT+DR=0** 63 63 64 -(% style="color:#037691" %)**AT+TXP=0 (%%)~/~/Use max power For EU868, max power can be is AT+TXP=5062 +(% style="color:#037691" %)**AT+TXP=0** 65 65 66 66 67 67 This can be downlink via the LoRaWAN downlink command, see [[this link>>url:http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H8.2UseDownlinkCommandtosetafixuplinkDR]] for reference. ... ... @@ -85,8 +85,8 @@ 85 85 Below are the settings for longest distance transmission. ( will reduce battery life) 86 86 87 87 * (% style="color:#037691" %)**AT+ADR=0** (%%)~/~/ Disable ADR 88 -* (% style="color:#037691" %)**AT+DR= 0** (%%)~/~/ Use the smallest DR ,the longest distance modulation89 -* (% style="color:#037691" %)**AT+TXP=0** (%%) ~/~/ Use max power For EU868, max power can be is AT+TXP=5086 +* (% style="color:#037691" %)**AT+DR= 0** (%%)~/~/ Use the smallest DR 87 +* (% style="color:#037691" %)**AT+TXP=0** (%%) ~/~/ Use max power. 90 90 91 91 92 92 = 3. Analyze at the hardware side = ... ... @@ -171,7 +171,6 @@ 171 171 172 172 = 6. Use a repeater = 173 173 174 - 175 175 In some cases, user can consider use a repeater for limitation transmition. 176 176 177 177 See here for how to set up: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/LoRaWAN%20IoT%20Kit%20v3%20User%20Manual/#H7.Example6:LimitedLoRaWANrelay >>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/LoRaWAN%20IoT%20Kit%20v3%20User%20Manual/#H7.Example6:LimitedLoRaWANrelay]]