What does the RF waveform of wifi/bluetooth look like?

  • Thread starter Thread starter Benjamin_harsh
  • Start date Start date
  • Tags Tags
    Rf Waveform
Click For Summary

Discussion Overview

The discussion centers around the appearance of the RF waveform of WiFi and Bluetooth signals, exploring both time and frequency domains. Participants inquire about the characteristics of these waveforms and their implications for understanding wireless communication.

Discussion Character

  • Exploratory, Homework-related, Technical explanation

Main Points Raised

  • One participant asks about the appearance of the output wave of WiFi and Bluetooth signals.
  • Another participant describes the time domain representation as a "blur" during packet transmissions and the frequency domain as having "multi-lobed frequency bands."
  • There is a clarification regarding whether the inquiry is for a school assignment or general interest, which is confirmed to be for general interest.
  • A participant suggests moving the thread to the Electrical Engineering forum for broader visibility and asks if the original poster has experience using an oscilloscope or spectrum analyzer to observe RF communication waveforms.

Areas of Agreement / Disagreement

Participants generally agree on the characteristics of the RF waveforms in different domains, but there is no consensus on specific details or implications of these observations.

Contextual Notes

The discussion does not delve into specific definitions or technical details regarding the measurements or interpretations of the waveforms, leaving some assumptions and technical steps unresolved.

Who May Find This Useful

Individuals interested in wireless communication, signal processing, or those studying electrical engineering concepts may find this discussion relevant.

Benjamin_harsh
Messages
211
Reaction score
5
Homework Statement:: I tried google search and I give up.
Relevant Equations:: How does output wave of wifi/bluetooth look like?

How does output wave of wifi/bluetooth look like?
 
Engineering news on Phys.org
In what domain? In the time domain it looks like a blur during the packet transmissions. In the frequency domain it looks like multi-lobed frequency bands. Is this for a schoolwork assignment or general interest?

1643046123288.png


1643046150794.png


https://www.researchgate.net/figure/Frequency-spectrum-of-WiFi-channel-allocations_fig2_320339729
 
berkeman said:
or general interest?
Yes.
 
Benjamin_harsh said:
Yes.
In that case, I'll move the thread to the EE forum to get more views.

@Benjamin_harsh -- Does my post above make sense? Have you used an oscilloscope to look at communication waveforms of any kind? Have you used a spectrum analyzer to look at RF communication bands? :smile:
 

Similar threads

Mosfet, Mesfet vs Bipolar transistors in RF circuits
  • · Replies 28 ·
Replies
28
Views
6K
How Does a Wifi Receiver Implement RF Systems Without Traditional Components?
  • · Replies 7 ·
Replies
7
Views
3K
Digital phase converters for running 3-phase motors
  • · Replies 27 ·
Replies
27
Views
1K
Microwave Oven door attenuation in dB?
  • · Replies 3 ·
Replies
3
Views
2K
A little help understanding 3 phase waveforms and summation
  • · Replies 5 ·
Replies
5
Views
3K
How Can We Efficiently Harvest RF Energy to Charge Batteries?
  • · Replies 19 ·
Replies
19
Views
3K
Man, I hate Bluetooth
  • · Replies 8 ·
Replies
8
Views
2K
Help with waveform control: frequency, phase and amplitude
  • · Replies 46 ·
2
Replies
46
Views
5K
Why does Bluetooth suck so bad?
  • · Replies 16 ·
Replies
16
Views
5K
Bluetooth malfunctioning in Ubuntu 20.04 laptop
  • · Replies 15 ·
Replies
15
Views
6K