Projects

Overview
Project Title	TC Synchronization and Channel Coding (Issue 4)
Approval	Approved
Document Number	231.0
Charter	5.02 Space Link Coding and Synchronization Working Group
Document Type	Blue
Description of Document	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 work addresses changes required to solve an issue with short LDPC codes.
Applicable Patents	There are no patent issues for this technology that are known by the CCSDS community
Patent Comments	N/A
Survey of Similar Standards Documents or Projects Undertaken in Other Bodies and elsewhere in CCSDS	N/A
Resources
Book Editor	ESA
Book Editor Resources	1 WM
Prototype 1	Not Required
Prototype 1 Resources	Not required.
Prototype 2	Not Required
Prototype 2 Resources	Not required
Prototype 3	Not Required
Prototype 3 Resources	Not required
Contribute	ESA, NASA
Monitor Only	CNES, DLR
Resource Comments

Schedule

Legend for Schedule Milestones = Required for Orange Books = Required for Green Books = Required for Magenta Books = Required for Blue Books Note - Red Books are Draft Blue/Magenta Books Schedule Milestones	Original Completion Date (Date in M/D/YYYY format.)	Estimated Completion Date (Date in M/D/YYYY format.)	Actual Completion Date (Date in M/D/YYYY format.)	Comments (Date in M/D/YYYY format.)
Project Approved	6/30/2019	6/30/2019	6/5/2019	CMC-P-2019-05-002
Project Start Date	7/1/2019	7/1/2019	7/1/2019
Internal WG Review
First Draft Circulated to WG	9/15/2019	1/27/2019	1/27/2019
First Draft Comments Due	10/15/2019	3/2/2020	3/2/2020
Second draft circulated to WG	12/15/2019	4/5/2020	4/5/2020
Second Draft Comments Due	1/15/2020	5/6/2020	5/5/2020	WG resolution to start AR @ Spring 2020 Meeting
Final WB Submitted to AD for Further Processing	2/1/2020	8/30/2020	8/30/2020	Resolution SLS-R-2020-09-001 issued 12 Sept 2020
External Milestones
Secretariat Document Processing	3/15/2020	11/27/2020	12/11/2020	Start of Agency review
First Agency Review	4/30/2020	1/30/2021	4/22/2021	AR closing 01/22/2021
RID Resolution	5/30/2020	3/1/2021	5/4/2021
Secretariat Document Processing 2	6/30/2020	5/30/2021	5/26/2021	Poll CESG-P-2021-05-002 started 26 May 2021
Final Agency Review	6/30/2020	5/30/2021	5/26/2021	Not expected
RID Resolution	6/30/2020	5/30/2021	5/26/2021
First Prototype Development	7/1/2019	5/30/2021	5/26/2021	Not required
Second Prototype Development	7/1/2019	5/30/2021	5/26/2021	Not required
CMC Approval	12/30/2020	10/30/2021	7/15/2021	CMC-P-2021-07-001
Total Time to Complete (in months)	18	28