Zaid Ahmad

6 Questions 10 Answers 0 Followers

Questions related from Zaid Ahmad

Does the fading loss depend on the technology, particularly, the modulation being used?

During link budget design, we maintain a link margin (that covers fade margin, and any other losses). Does link/fade margin depend on the technology being used. In fact I am working on Rotating...

17 April 2021 7,041 5 View

What is the difference between MLSE and MLE?

What is the difference between Maximum Likelihood Sequence Estimation and Maximum Likelihood Estimation? Which one is a better choice in case of channel non-linearities? And why and how...

28 March 2021 4,069 4 View

How to plot Packet Error Rate vs Received Power?

In my simulation, I've BER vs Eb/No plots of two LPWANs namely LoRa and a type of BPSK. Now I want to compare their performance in Packet Error Rate (PER) vs Received Power plot. I'm using the...

14 March 2021 6,843 1 View

Can we find receiver sensitivity using MATLAB simulation?

I have a MATLAB code for point to point based new LPWAN system and evaluated its BER performance. Can I use the same code with some modifications to find its sensitivity?

12 January 2021 1,676 3 View

Irrespective of standard, is there any regulation that governs channel width in ISM 902-928 MHz band, assuming I comply to regional sub-band?

To explain a bit more, I am working on a project that may introduce a new standard like LoRa. The prototype works on 921 MHz at the time, while the base-band modulation for a user is on 125 kHz....

24 November 2019 2,847 0 View

Which network simulator is good for a new PHY as well as MAC simulation?

I have to implement an M2M in a network simulator. The system is based on a new PHY technique. I am new to using any network simulator. So I need to know: 1. Which simulator is best for M2M...

12 July 2019 2,937 4 View