5
votes
Accepted
LoRaWAN roaming for overlapping networks
LoRaWAN has a feature called "macro-diversity", which allows more than one GW to demodulate the same uplink frame (UL).
Multiple gateways receiving the same UL increases network resiliency ...
4
votes
Accepted
LoRaWAN backhaul overheads over satellite or cellular
Indeed, having a Gateway-LNS backhaul with optimized signaling overhead is key for OPEX saving in case of cellular backhaul. It is even essential for backhaul connectivity over satellite.
Actility's ...
4
votes
Accepted
LoRaWAN end-to-end security with Over The Air Activation
Actually even in OTA (using Join) the LoRaWAN spec separates the network session key (used by the network server to verify checksums and potentially de-ambiguate colliding short DevAddr addresses into ...
4
votes
Accepted
Firmware update over a LoRaWAN network
Yes, firmware updates are a big issue with LPWAN networks, because they do not have the downlink capacity to do device-per-device full firmware updates as you can do using e.g.: Bluetooth or WiFi.
...
4
votes
Application Server - ThingPark - End to end security
You are right. Thingpark is doing much more than what a simple LNS is supposed to do. It is an advanced LPWAN connectivity platform including Network Server, Join Server, Reliable Multicast Server, ...
3
votes
Accepted
The impact of LoRaWAN repeated transmissions
What is the impact of repeated transmissions on the capacity of the LoRaWAN Network?
Intuitively, it would seem that repeat transmissions just load the network... and this is what will happen with a ...
3
votes
Accepted
LoRaWAN device leaving a network and then coming back... what Join behavior to expect?
LoRaWAN end devices have to cope with 2 different types of network connectivity issues:
The device temporarily loses network connectivity.
This can happen in the following example cases:
There is no ...
3
votes
Accepted
Location Solver with LoRaWAN trackers
If you use only GPS geolocation or a local BLE location solver, then a cloud service is not required. However if you want to benefit from assisted-GPS, or WiFi geolocation, then the ThingPark Location ...
3
votes
LoRaWAN backhaul overheads over satellite or cellular
Beyond the traffic generated by the devices of your network there are several other traffic components that generate load on the backhaul connectivity of your gateway. The complete list is the ...
2
votes
LoRaWAN backhaul overheads over satellite or cellular
This will probably depend on the protocol used for the backhaul. I have never looked into the details, but I most definitely wouldn't be surprised if some were a lot chattier than others.
Taking the ...
2
votes
Thingpark Enterprise question on Applications
We do have a set of REST APIs (named Dx-API) that will help you automate this type of mass-update tasks.
From the ThingPark Enterprise UI, you can get access to the APIs from the "Help" ...
1
vote
Application Server - ThingPark - End to end security
When using the embedded Join Server, the ThingPark platform already knows the AppSKey because it computes it... rather than pretending it doesn't know it, in this case it decoded the frames for the AS ...
1
vote
Accepted
LoRaWAN device not receiving Join Accept
There are several reasons that may cause a failed join procedure. The typical problems are the following:
The network server does not receive the Join Request because there are no LoRaWAN Gateways ...
1
vote
LoRaWAN device leaving a network and then coming back... what Join behavior to expect?
Here is the detailed behavior for Abeeway brand trackers.
Network timeout monitoring
Not receiving any downlink communication from the network is a serious symptom. It can mean that the tracker became ...
1
vote
The impact of LoRaWAN repeated transmissions
Funny how I had never seen that setting, I always though retransmits only occurred for confirmed packets. That's similar to the Sigfox strategy. Note how the wording is different between e.g. 1.0.3 ...
1
vote
Accepted
What are the datarate and ADR best practices for moving objects
LoRaWAN's ADR has a relative long convergence time, because the network server needs to collect data (SNR, packet error rate, etc.) from several uplink messages before it could calculate the ideal ...
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