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AEC/NR functionality in SigmaStudio+ – workarounds or release plan

SigmaDSP & SigmaStudio Sphaira Sep 8, 2025 00:00 2 replies Original on forum ↗
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Sphaira Question
Sep 8, 2025 00:00

Hi everyone,

I’m working on a SigmaDSP project and currently testing both the classic SigmaStudio and the new SigmaStudio+.

While the old SigmaStudio setup works, for the final design we will need to expand the system to multiple speakers and microphones. At the same time, I noticed that in SigmaStudio+ some common blocks like AEC (Acoustic Echo Cancellation) and NR (Noise Reduction) are not available.

I wanted to ask the community:

Has anyone found workarounds or alternative block combinations to achieve AEC/NR functionality in SigmaStudio+? Or do you know if these blocks are planned to be released in a future update?

Do you know if/when these algorithms might be added to SigmaStudio+?

Are there documents, examples, or projects that explain how to implement these functions ourselves?

Has anyone here purchased algorithms separately from Analog Devices (e.g. for AEC/NR), and could you share what that process looks like (and maybe the cost range)?

Any experiences, advice, or pointers would be very helpful for deciding how to proceed — whether to keep improving the old SigmaStudio project or to push further with SigmaStudio+.

I have attached my SigmaStudio+ project file to this post for reference, in case it helps to better understand what I’m working on.

Thanks in advance for your input!

Best regards,

Sphaira

raulsphaira

0028.audio_moby_p1.ssprj

Audio Signal Processors

adau1452

NR

software

SigmaPLUS

engineerzone

SigmaStudio+ 2.3 (ADAU1452+CS42448)

Sigmastudio+

SigmaDSP Audio Processors

aec

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Harishgowtham Reply
Sep 8, 2025 00:00

Hello Sphaira,

I think you have already asked same kind of question here and Dave has asked you to contact him directly.

So, contact him via PM, he will be able to show you what to do next based on your situation.

Don't forget to send him a friend request, so that he can respond to your private message.

Regards,

Harish

Sphaira Reply
Sep 8, 2025 00:00

hello Harish,
i contacted Dave directly and send him all the files and explained the conflict that im facing rn but i didnt get any feedback since amost two weeks now. thats why im posting here so maybe someone else could help me with that