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Frédéric Blanc, 2019-04-04 12:20

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h1. Wiki
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h2. LORA
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lora vs sigfox
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| |LORA|SIGFOX|IEEE802.11(wifi)|
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| trame(Byte)|12(140/day)|242|2304|
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| data rate(kbps)|0.3-37.5|0.1|Up to 1Mbps|
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| Localization|YES|NO||
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|range indoor(m)| | |10|
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|range outdoor(m)|5km|10km|100|
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!{width: 50%}lora001.png!
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mai/juin 2018 www.elektormagazine.fr
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h2. LoRa Localization
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!lora002.png!
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Differential Times Of Arrival
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document:"GPS-free Geolocation using LoRa in Low-Power WANs"
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h2. The industrial, scientific and medical (ISM) radio bands
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h3. 433MHz
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!{width: 50%}ism433.png!
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h3. 868Mhz
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!{width: 50%}ism001.png!
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LBT : Listen-Before-Talk 	AFA : Adaptive Frequency Agility
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!{width: 50%}ism868.png!
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h3. 2.4Ghz
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!{width: 50%}ism24.png!