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RFmx NR 20.6 Known Issues

Created Jun 20, 2023

Overview

This document contains the RFmx NR known issues that were discovered before and since the release of RFmx NR 20.6. Known issues are performance issues or technical bugs that NI has acknowledged exist within this version of the product.

 

Not every issue known to NI appears on this list; it is intended to show the most severe and common issues that you may encounter and provide workarounds when possible. Other technical issues that you may encounter could occur through normal product use or system compatibility issues. You may find more information on these issues in NI’s Product Documentation, Knowledgebase, or Community.

Bug Number

Legacy ID

Description

Details
1015926

RB Autodetection Fails With Lesser RBs in DFT-s-OFDM When the Modulation is Piby2BPSK and DMRS Version is Release 16

Workaround:

Disabling RB Autodetection provides good EVM.

Reported Version:

RFmx NR: 20.0

Resolved Version:

N/A

Added:

Jun 2, 2020
214748 728033

ModAcc supports DFT-s-OFDM with PTRS enabled only with Trigger type as Digital and ModAcc Sync Mode as Frame.

Workaround:

There is currently no known workaround for this issue.

Reported Version:

RFmx NR: 19.1

Resolved Version:

N/A

Added:

Jun 2, 2020
1150386

Measured ModAcc EVM is High When CFO is Greater Than 450 Hz in 400MHz With 1024QAM Modulation

Workaround:

There is currently no known workaround for this issue.

Reported Version:

RFmx NR: 20.6

Resolved Version:

N/A

Added:

N/A
1116409

Rx IQ impairments Estimation is Not Supported When CFO is Greater Than or Equal to SCS/2

Workaround:

There is currently no known workaround for this issue.

Reported Version:

RFmx NR: 20.6

Resolved Version:

N/A

Added:

N/A
1120322

Rx IQ Impairments Estimation is Degraded in the Presence of DC Offset

Workaround:

There is currently no known workaround for this issue.

Reported Version:

RFmx NR: 20.6

Resolved Version:

N/A

Added:

N/A
1173428

Rx IQ Impairments Estimation is Incorrect When Phase Compensation is Enabled

Workaround:

There is currently no known workaround for this issue.

Reported Version:

RFmx NR: 20.6

Resolved Version:

N/A

Added:

N/A
1181108

IQ Impairments Compensation is Not Supported When Phase Compensation is Enabled

Workaround:

There is currently no known workaround for this issue.

Reported Version:

RFmx NR: 20.6

Resolved Version:

N/A

Added:

N/A

Final Time Issue Listed

Issues found in this section will not be listed in future known issues documents for this product.

There are currently no issues to list.

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Glossary of Terms

 

  • Bug ID - When an issue is reported to NI, you may be given this ID or find it on ni.com.  You may also find IDs posted by NI on the discussion forums or in KnowledgeBase articles.
  • Legacy ID – An older issue ID that refers to the same issue.  You may instead find this issue ID in older known issues documents.
  • Description - A few sentences which describe the problem. The brief description given does not necessarily describe the problem in full detail.
  • Workaround - Possible ways to work around the problem.
  • Reported Version - The earliest version in which the issue was reported.
  • Resolved Version - Version in which the issue was resolved or was no longer applicable. "N/A" indicates that the issue has not been resolved.
  • Date Added - The date the issue was added to the document (not the reported date).