Hi All,
Beside the RSSI, I want to use Two Way ToA (Time of Arrival) to estimate the location of Unknown Node (With reference with three anchor node minimum). The location will estimate through Range Estimation using TW-ToA.
From literature, I found that many methods that can be use to measure the ToA, e.g. Cross-Correlation Methods. I want to try that method.
Currently, I am using the real Sky Node and I use the Contiki OS. I just stuck with how can I start to program the node so that the packet sending from the transceiver, sending it back to Receiver. I might thing that i need to learn much about the timer in Contiki OS.
Anybody can suggest me the steps/guide.
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