[Liaisons] CCSDS Review of CCSDS 231.0-P-3.1, TC Synchronization and Channel Coding

[CCSDS Rapporteur]

Control Number: XRP 20-30

The following draft CCSDS Recommended Standard has been placed on 
line and is available for CCSDS-ISO TC 20/SC 13 Liaison review:

     CCSDS 231.0-P-3.1.  TC Synchronization and Channel Coding.
                         Pink Sheets.  Issue 3.1.  November 2020.

DOCUMENT DESCRIPTION:  The Recommended Standard for TC 
Synchronization and Channel Coding contains specifications for 
synchronization and channel coding to be used by space missions on 
asynchronous communications links.  The current draft update 
clarifies procedures related to short Low-Density Parity-Check (LDPC) 
codes and adds support for the Unified Space Data Link Protocol (USLP).

The due date for receipt of review comments by the Secretariat is 15 
January 2021.  CCSDS-ISO TC 20/SC 13 Liaisons may submit review 
comments directly to the CCSDS Secretariat.  More information is 
available at the Web site identified below.

The review document, in Portable Document Format (PDF), and 
associated review materials are available for downloading at the 
following location:

     https://public.ccsds.org/review/