Questions tagged [wireless]

Using different not wired technologies as a communicational interface on a robot. Most commonly: WiFi, Bluetooth or other RF interface, also there are solutions using IR-light or even ultrasound.

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5
votes
1answer
510 views

Cons and pros of wireless technologies for rescue robot

robotics enthusiasts! I'm a member of a team which has to develop a mobile rescue robot to cooperate with firemen (e.g. on earthquake sites). The problem we have is connection of a commander post ...
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1answer
32 views

Converting wired USB connection to a Bluetooth connection

Is there a way to convert usb wired signals to wireless Bluetooth signals? For example, can a usb keyboard be converted into a wireless Bluetooth keyboard using something that the keyboard can plug ...
3
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1answer
647 views

How do I interface with a drone?

I recently bought a drone(quadcopter). I like how the drone works but now I would like to create an application that will allow me to control the drone remotely from my PC or Phone. How does a ...
1
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4answers
1k views

RC Transmitter Quadcopter with Arduino

I have a WL v262 quadcopter and I want to control it using Arduino instead of the joysticks on the transmitter. I opened up the transmitter and saw that each joystick has 2 potentiometers on the PCB ...
0
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2answers
954 views

using range-only sensors for mapping in SLAM

SLAM noob here but trying to implement an algorithm that fuses odometry data and mapping based on wifi signal strengths for a 2D robot. 1) After various readings of different resources, I came across ...
2
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3answers
155 views

What relay or other gizmo do I need to switch between two circuits?

I have built a fighting bot but improvements could be made. I currently use 1 channel to switch spinners on and off and another for self righting. The spinners cannot turn during self righting as ...
2
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2answers
16k views

Control a 2.4 Ghz AR Drone from the computer [closed]

I had a Doyusha Nano Spider R/C mini-copter, it's controlled by a 4ch joystick 2.4 Ghz. I look for a low cost method to control it from the computer. The software is not a problem, but how can I ...
0
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1answer
215 views

Communication in SWARM robotics [closed]

Hey so I am trying to research into SWARM robotics, and trying to find helpful information or even articles/papers to read on the process of setting up communication protocols between different robots....
0
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1answer
76 views

Raspberry pi 3 location in a set field, no gps

I'm developing a project which involves a raspberry pi 3 remote control rover and I need to know the exact location of the raspberry pi rover in a set field. Let's say I have four logs, one in each ...
1
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1answer
177 views

Shallow underwater wireless sensor network [closed]

I need to make shallow (max 2m) underwater wireless sensor network. Data payload is about 10kB/s. I know that VLF band (~3-30kHz)could be the best solutions for that, but cause of time-to-market I ...
3
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1answer
121 views

Why can two Series 1 XBees only talk in X-CTU?

I have two Series 1 XBees that won't be in transparent mode because they are in AT command mode when I'm not in X-CTU. I had asked for help elsewhere and no one had the answer except telling me about ...
1
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1answer
201 views

Arduino triggers a camera to start recording [closed]

I've already made an Arduino device which detects the trigger event, but now I want it to trigger the recording and storage of video when this event occurs. If the camera could be wirelessly ...
7
votes
4answers
3k views

Robot docking for self-recharging

I want to build a simple obstacle avoider robot, but this time I want it to be self-recharging so I am building a dock for this purpose, so I want it to be able to locate the dock and go for it when ...
0
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1answer
175 views

Connecting USB Xbox Controller to National Instruments cRIO

I have a FIRST Robotics spec National Instruments cRIO. I would like to connect a USB wireless Xbox controller to it in order to control it from a distance with minimal extra hardware (which is why I ...
2
votes
1answer
2k views

What are the frequencies used for within drones?

What are these frequencies used for within the drone technology, and why these values? 35 MHz 433 MHz 868 MHz 2.4 GHz 5.8 GHz
0
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3answers
333 views

Simple wireless connection between two circuits

I'm relatively new to robotics, and I'm building a project for which I need a simple wireless connection between two circuits such that when the first circuit is switched on, the other circuit gets ...
3
votes
4answers
126 views

Localising a robot swarm non-optically

This question is further to Localizing a swarm of robots. In summary: I want to create a swarm of robots which can each measure their own position in a 3x2m room with a 25cm high ceiling, to an ...
1
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3answers
77 views

How can I communicate wirelessly between a RasPi and servo?

I want to use a Raspberry Pi to pan a camera mounted on a servo wirelessly from ~100 feet away. What are some good servos and transceivers for this? To clarify, there should be no physical connection ...
0
votes
3answers
2k views

Any image transfer protocol for wireless serial transfer?

I want to send image over wireless serial communication. I am planning to capture images using either raspberry pi or stm32 mcu using DCMI and then transfer image using wireless serial communication ...
1
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2answers
149 views

What wireless technology to use to control robots in classroom?

I want to build a cheap robot programmable in Scratch graphical language, that could be employed during lessons in school. Scratch code is interpreted on a PC, so on the robot there should be only the ...
3
votes
0answers
99 views

choose ZigBee modules for full wireless mesh

What is the most common ZigBee IP Modules to create full wireless mesh mode? I know that it should be 1) coordinator and 2) router to create full-mesh But I am interesting about what kind of modules ...
1
vote
1answer
50 views

What type of Antennas to use for XBeePRo 2.4Ghz

I am planning to use 2.4Ghz XBeePro 63mW Devices for a project that requires a coverage area of around 1.5-2km. When i go to select an antenna there are various options like Circular,Virtical, ...
0
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1answer
40 views

Regarding Long distance wireless communication

I have a requirement to transmit some sensor data through wireless to a distance of 2 kilometers. I am a newbie to these technologies and concepts. Can anyone help me by providing some pointers to ...
1
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3answers
5k views

How to control an Arduino Board with wireless PS3 controler?

I'm currently building a hexapod bot, composed with an Arduino Mega board and an USB SSC-32 (from Lynxmotion). But now I want add a PS3 wireless controller to move my hexapod, I have made some search ...
0
votes
1answer
41 views

Sending a smartphone's GPS wireless

I'm building camera device which is able to take pictures of paragliders in mid air. To let the camera know where the glider is I thought about using GPS data from the pilot's smartphone. My ...
1
vote
2answers
299 views

GPS Amplifier - Is this reliable?

I'm multimedia developer who is searching for a way to get GPS signal inside buildings/structures. Is amplification a reliable way to fix this GPS signal issue? Will a "GPS Amplifier" work as ...
9
votes
4answers
580 views

Localizing a swarm of robots

I have a 300cm x 300cm room with a 25cm high ceiling (yes twenty five centimeters). It contains 50 small wheeled robots (about 20cm x 20cm). A central computer will orchestrate the movements of the ...