[Sls-slp] Changes to CCSDS 211.0-B due to Lunar Operations

Kazz, Greg (US 312B) greg.j.kazz at jpl.nasa.gov
Wed Apr 3 16:33:52 UTC 2024


Just a quick note, that Tom Gannett edited the lunar prox-1 directive annex B and I replaced the previous unformatted version with Tom’s new version on our SLP CWE now. Pretty much the same content except for a few mistakes found and now corrected. We will use that copy going forward.
It’s also attached here for your convenience.
Hope to see you at our team’s meeting tomorrow at 7 AM Pacific Time.

Best regards,
Greg

From: SLS-SLP <sls-slp-bounces at mailman.ccsds.org> on behalf of Kazz, Greg (US 312B) via SLS-SLP <sls-slp at mailman.ccsds.org>
Date: Monday, April 1, 2024 at 3:25 PM
To: Kazz, Greg (US 312B) via SLS-SLP <sls-slp at mailman.ccsds.org>
Subject: [EXTERNAL] [Sls-slp] Changes to CCSDS 211.0-B due to Lunar Operations
Dear SLP WG,

In preparation for our Spring 2024 SLP WG meetings in Washington D.C., I’d like you all to review the updates I have made to 3 documents (URL below) concerning the update of Prox-1 (CCSDS 211.0-B) for lunar proximity operations.
The updates include a description in Prox-1 of the link negotiation procedure, i.e., the query/response mechanism for settling on the physical parameters used on the working channel. There have been several meetings taking place between the lunar proximity-1 implementors on the lander and orbiter sides, in which they have provided feedback to CCSDS.

The 3 documents are:


  1.  Default Session Access Control Parameters: Settings for hailing at UHF and S-band
  2.  Lunar Prox1 directives: Building from what we learned at Mars and encorporating for example the link negotiation mechanism of Query/Response.
  3.  Updated Prox-1 (CCSDS 211.0-B) which adds the link negotiation mechanism (which was only mentioned before), along with the directives for lunar ops.

You will be familiar with most of this material in these 3 documents since we have been discussing it for several meetings. In concern with our work, we will also see updates from the RF&MOD WG on the CCSDS 211.1-B Physical Layer Prox-1 BB and the CCSDS 211.2-B ….Prox-1 C&S blue book as well from the C&S WG.

I will call a teams meeting to discuss the current status of these documents so all can be informed before we hold our SLP WG and joint meetings in April/May.

URL:

https://cwe.ccsds.org/sls/docs/Forms/AllItems.aspx?RootFolder=%2Fsls%2Fdocs%2FSLS%2DSLP%2FMeeting%20Materials%2F2024%2FSpring%2FProx%2D1%20Lunar%20Ops&FolderCTID=0x012000439B56FF51847E41B5728F9730D7B55F&View=%7BAE8FB44C%2DE80A%2D42CF%2D8558%2DFB495ABB675F%7D<https://urldefense.us/v3/__https:/cwe.ccsds.org/sls/docs/Forms/AllItems.aspx?RootFolder=*2Fsls*2Fdocs*2FSLS*2DSLP*2FMeeting*20Materials*2F2024*2FSpring*2FProx*2D1*20Lunar*20Ops&FolderCTID=0x012000439B56FF51847E41B5728F9730D7B55F&View=*7BAE8FB44C*2DE80A*2D42CF*2D8558*2DFB495ABB675F*7D__;JSUlJSUlJSUlJSUlJSUlJSUl!!PvBDto6Hs4WbVuu7!M89B36zbQfzZZZT2d3_oXiSNLuI0L-nIYCm9Mx_jrRzpOP6ScTXlRXOz19tkKluC32lxVvmmuxsHpM-nTFDlsdV-E3Q8td8$>

Best regards,
Greg
Chair SLP WG
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