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Questions tagged [rssi]

RSSI stands for Received signal strength indication

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Android RSSI value of Bluetooth returns -32768 always?

I am trying to get the current RSSI value of a connected bluetooth device at the click of a button. However it returns only -32768 always! Don't know what is wrong! However I was able to get the correct RSSI, the first time it got connected. private…
emil
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c# : Finding the RSSI of a Mobile Broadband connection?

I am able to detect the RSSI of a WLAN connection using managed wifi. My computer also has a Cellular Modem . the Managed wifi class does not extend towards a Mobile Broadband Connection Is there a similar class written for this that I could use ..…
HelloWorld_Always
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How to get distance from beacons

I am using Moko H2 beacon and using this library to get beacon list I am getting beacon list successfully I am getting this type of response after scan [ { "mac": "F2:EE:97:63:1B:B6", "validDataHashMap": { "20": { "data":…
Chirag Patel
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Swift - Converting RSSI to Distance

I was doing some work using the CoreBluetooth API and ran into a problem. All of the places I have looked, they say that to convert RSSI (Signal Strength of Bluetooth), you must do things like: Distance = 10 ^ ((Measured Power – RSSI)/(10 *…
Mr. Ace
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Unable to retrieve RSSI values from BLE nordic thingy:52

I managed, through the Nordic library for Android thingylib (github) , to connect to thingy52 and receive in the callback listener ThingyListener the information about the device (e.g. onGravityVectorChangedEvent, onAccelerometerValueChangedEvent,…
Fabio
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How does veins calculate RSSI in a Simple Path Loss Model?

We are working on an application based on Veins framework which needs RSSI value of received signal and the distance between sender and receiver. We referred to the VeReMi project which also calculates RSSI value and sends it to upper level. We…
Cong Chen
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Is there an explanation for the regular oscillation experienced in Bluetooth RSSI

I am working with kontakt.io Bluetooth eddystone UID beacons and an android application using the alt-beacon library (running on a Samsung Galaxy S5, although I doubt that is relevant). I've done a bunch of trials under different conditions and am…
Elijah Moreau-Arnott
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SignalStrength - getSignalStrength() - getLevel()

I can easily get the sigalStrength in Android via callback onSignalStrengthsChanged(SignalStrength signalStrength) and retrieve the signalStrength trough the passed object int signal_strength = signalStrength.getGsmSignalStrength(); and…
java
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Bluetooth RSSI value drops inexplicably when iPhone is at rest

We are writing a pair of Core Bluetooth applications. The MacOS application is implementing a CBCentral​Manager and the iOS application is implementing a CBPeripheralManager. The iOS peripheral's UIBackgroundModes key is set to bluetooth-peripheral…
Abiquiu
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Android TelephonyManager getAllCellInfo() refresh rate RSSI

I'm currently developing an Android application for my university research project. This app should be able to read the RSSI levels of the nearby GSM base stations. I coded the following function which succesfully reads the RSSI levels of the nearby…
mvanderreek
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android find distance of any ble device

I have to calculate the distance of any ble device (not just beacon). I am using the BluetoothLeGatt sample app provided on the devloper android site this is the link http://developer.android.com/downloads/samples/BluetoothLeGatt.zip. I am printing…
GParekar
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RadioTap headers in scapy

I'm trying to send and receive packets with scapy and read the RadioTap Header. The wireless adapter (and driver) is able to handle those headers, but I can't seem to get them. Whenever I send a normal packet in scapy, is does not contain such a…
Laura W
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How to get bluetooth RSSI of some specified devices (only 2 or 3 devices) and use the specified rssi as a parameter?

this is the first time I'm asking here, and I'm new to programming, so please pardon my ignorance.. I'm trying to make an application that will auto-connect my android to the specified bluetooth devices (arduino). The parameter is the RSSI level of…
caesario pradana
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Issue with WifiManager.calculateSignalLevel(RSSI, 5)

I am trying to use the Wifimanager to calculate the Signal Level of the access points found during a scan. I am using the following method: WifiManager.calculateSignalLevel(int, int) But it appears to always return the same int no matter what the…
Donal Rafferty
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Wifi Scanner for iOS8

How do i find out the Wifi signal strengths(RSSI) in iOS8 ? I know that Apple restricts apps from accessing the Wi-Fi data/API directly and will not be accepted in AppStore. I found a private API called Stumbler which is supposed to be doing the…
Rashmita
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