Is there a matlab code that perform a data transmission through a wireless sensor network ?

I need the source node to broadcast a message to all nodes in the network. Thanks

11 December 2016 6,519 0 View

How can one simulate a wsn using simulink ?

10 November 2016 4,474 0 View

Which better in WSNs simulation OPNet or MATLAB ?

08 September 2016 4,013 5 View

Is there any documents or book about how to program on Contiki os?

04 May 2015 6,811 2 View

Can anyone help me to get fuzzy logic toolbox of MATLAB?

I would like to write my clustering algorithm for wireless sensor network using MATLAB. I need the fuzzy logic toolbox of MATLAB. Can anyone help me to get a free download toolbox? Thanks

03 April 2015 9,334 9 View

How do you make time synchronization between WSN nodes to send the same signal at the same time in a real time testbed?

I am working on TI CC2530dk , using Contiki OS. I need two nodes to send the same signal at the same time to the sink. in order that the signals can be added at the receiver. How can I make the...

08 September 2014 5,947 3 View

In Wireless sensor network, how can we determine the ID of each node?

I need all sensor nodes to send the same signal to one node with ID=1. How can we determine which node is of ID=1.Thanks

08 September 2014 3,481 10 View

How can I use timesync.c in my contiki source code ?

I want to synchronize two sender nodes to send the same signal at the same time to one receiver. I use the collect example. how can i use the time synchronization protocol of contiki in my code

08 September 2014 7,531 1 View

I need a reference for calculating PRR or PER in WSNs?

Can anyone provide a reference or document for measuring wireless sensor network reliability using (PRR , or PER calculation) Thanks in advance Huda

01 January 1970 5,641 0 View

Is there any matlab code for PER calculation ?

01 January 1970 4,678 0 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View