Questions tagged [space-communications]

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What is the relationship between Symbol Duration and Sampling Frequency in a 256 MPSK radio link

I'm struggling to work out the relationship between Symbol Duration and Sampling Frequency in an MPSK link. For instance, if the Sampling Frequency is 10MHz this means that a sample is taken every ...
BivvyH's user avatar
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1 vote
1 answer
70 views

How to use Shannon Equation

I just start learning how to calculate Shannon capacity and trying to understand the relationship between power and path loss. I would like to make sure if I use the equation correctly. The path loss ...
Henry Lu's user avatar
1 vote
0 answers
488 views

How to implement a Basic Embedded Python block in GNU Radio flowgraph?

I am trying to create a GNU Radio flowgraph for identifying a predefined preamble in satellite telemetry packets. For instance, the preamble can be "SAT_SAYS_HI". After identifying this ...
AP666's user avatar
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2 votes
1 answer
89 views

Basis Pursuit Denoising (BPDN) algorithm for Direction of Arrival Estimation

I am working on Compressive sensing algorithms for DOA estimation. Can i get any references for writing BPDN code in MATLAB.
AQUINO S RC2113004011010's user avatar
2 votes
0 answers
121 views

Starlink constellation: why so many satellites?

I'm carefully studying the constellation of satellites that Elon Musk has been setting up in recent years, the star link constellation. currently it has more than 4000 satellites working in harmony ...
Riccardo Barbo's user avatar