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

[CCSDS Rapporteur]

Control Number: RP 20-30

The following draft CCSDS Recommended Standard has been placed on 
line for CCSDS Agency 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 Agency review comments by the Review 
Coordinator is 22 January 2021.  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/

REMINDER:  Agency Heads of Delegation are to make their own 
arrangements for review participation by their Agency-sponsored Associates.

NOTE: Per CMC Action Item CMC-A-2007-10-05, agency reviewers are 
reminded to review for compliance with the CCSDS Publications Manual 
as well as technical content.