Projects

Overview
Project Title	USLP Green Book Version 2
Approval	Approved
Document Number	700.1
Charter	5.04 Space Link Protocols Working Group
Document Type	Green
Description of Document	The SLP WG has been collecting updates to the version 1 Green book and has accumulated a number of changes to warrant the release of a new version. These changes include to a great extent but are not limitied to: o limit the Frame Error Control Field options to CRC-16 (i.e. removing CRC-32 option), o clarify the way USLP interfaced to TC Coding Layer, o clarify options about USLP Truncated transfer Frames, o clarify applicability of COP-1 and COP-P, o clarify usage of AD and BD Frames when COP-1 is applied
Applicable Patents	There are no patent issues for this technology that are known by the CCSDS community
Patent Comments	None
Survey of Similar Standards Documents or Projects Undertaken in Other Bodies and elsewhere in CCSDS	None
Resources
Book Editor	NASA
Book Editor Resources	0.1 FTE
Prototype 1	Not Required
Prototype 1 Resources	N/A
Prototype 2	Not Required
Prototype 2 Resources	N/A
Prototype 3	Not Required
Prototype 3 Resources	N/A
Contribute	ESA, NASA, UKSA
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.)	Comments (Date in M/D/YYYY format.)
Project Approved	11/15/2020	CMC-P-2020-11-003
Project Start Date	11/22/2020
Internal WG Review
First Draft Circulated to WG	2/16/2021
First Draft Comments Due	3/15/2021
Second draft circulated to WG	7/15/2021
Second Draft Comments Due	9/15/2021
Final WB Submitted to AD for Further Processing	11/15/2021
External Milestones
Secretariat Document Processing	1/15/2022
First Agency Review
RID Resolution
Secretariat Document Processing 2
Final Agency Review
RID Resolution
First Prototype Development
Second Prototype Development
CMC Approval	3/1/2022
Total Time to Complete (in months)	15