AR# 71036

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LDPC Encoder/Decoder v2.0 - intermittent Error in C model offset min-sum implementation

Description

There is an error in the C model where the offset value used for the Offset Min-Sum algorithm can be incorrectly zeroed. 

The error is intermittent and is most likely to occur on the first codeblock processed by the C model.

Solution

This is a known issue in LDPC Encoder/Decoder v2.0 in Vivado 2018.1, which will be fixed in the 2018.2 release and later versions.

For other LDPC Encoder/Decoder known issues, please refer to (Xilinx Answer 69399)

Linked Answer Records

Master Answer Records

Answer Number Answer Title Version Found Version Resolved
69399 LDPC Encoder/Decoder - Release Notes and Known Issues for Vivado 2017.3 and newer tool versions Article N/A N/A
AR# 71036
Date 04/30/2018
Status Active
Type General Article
IP
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