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ITU-T G Suppl. 39 (03/2025)

Optical system design and engineering considerations

Supplement 39 to ITU-T G-series Recommendations provides information on the background and methodologies used in the development of optical interface Recommendations such as ITU-T G.691, ITU-T G.957 and ITU-T G.959.1. This edition introduces probabilistic constellation shaping and describes the use of subcarrier multiplexing in point-to-point and point-to-multipoint applications in addition to other miscellaneous corrections and improvements

Citation:	https://handle.itu.int/11.1002/1000/16387
Series title:
Approval date:	2025-03-28
Provisional name:	G.Sup.dsn
Approval process:	Agreed
Status:	In force
Maintenance responsibility:	ITU-T Study Group 15
Further details:	Patent statement(s) Development history

Ed.	ITU-T Recommendation	Status	Summary	Table of Contents	Download
6	G Suppl. 39 (03/2025)	In force	here	here	here
5	G Suppl. 39 (02/2016)	Superseded	here	here	here
4	G Suppl. 39 (09/2012)	Superseded	here	here	here
3	G Suppl. 39 (12/2008)	Superseded	here	here	here
2	G Suppl. 39 (02/2006)	Superseded	here	here	here
2.0	G Suppl. 39 (2006) Err. 1 (08/2006)	Superseded	-	-	here
1	G Suppl. 39 (10/2003)	Superseded	here	here	here

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ITU-T G Suppl. 39 (03/2025)