t-tsc time error
TRANSCRIPT
![Page 1: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/1.jpg)
T-TSC Time Error
Testing Time Slave Clock as per
ITU-T G.8273.2 using Paragon-X
Noise Generation
Noise Tolerance
Noise Transfer
Transient Response
Holdover Performance
![Page 2: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/2.jpg)
DocCX5020 v1.2 Page 2 of 48 © Calnex Solutions
1. Hardware and Software Required .................................................................................................. 3
2. Connecting Paragon-X to the T-TSC (Device-Under-Test) ............................................................... 4
3. Setting up the Paragon-X for G.8273.2 Conformance Tests ........................................................... 5
4. Noise Generation – G.8273.2 Clause C.2.1 ................................................................................... 14
5. Time Noise Tolerance – G.8273.2 Clause C.2.2............................................................................. 20
6. Time Noise Transfer – G.8273.2 Section C.2.3 .............................................................................. 24
7. Packet Layer Transient Response and Holdover Performance – .................................................. 33
Appendix 1 – G.8271.1 Time Error Budget Example ............................................................................. 45
Appendix 2 – Tests for a G.8273.2 T-TSC .............................................................................................. 46
![Page 3: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/3.jpg)
3
![Page 4: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/4.jpg)
4
•
•
•
![Page 5: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/5.jpg)
5
![Page 6: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/6.jpg)
6
![Page 7: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/7.jpg)
7
![Page 8: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/8.jpg)
8
![Page 9: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/9.jpg)
9
![Page 10: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/10.jpg)
10
![Page 11: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/11.jpg)
11
![Page 12: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/12.jpg)
12
![Page 13: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/13.jpg)
13
o
o
o
o
o
![Page 14: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/14.jpg)
14
![Page 15: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/15.jpg)
15
![Page 16: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/16.jpg)
16
![Page 17: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/17.jpg)
17
![Page 18: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/18.jpg)
18
![Page 19: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/19.jpg)
19
![Page 20: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/20.jpg)
20
![Page 21: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/21.jpg)
21
![Page 22: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/22.jpg)
22
![Page 23: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/23.jpg)
23
![Page 24: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/24.jpg)
24
![Page 26: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/26.jpg)
26
![Page 27: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/27.jpg)
27
![Page 28: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/28.jpg)
28
![Page 29: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/29.jpg)
29
![Page 30: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/30.jpg)
30
![Page 31: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/31.jpg)
31
![Page 32: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/32.jpg)
32
![Page 33: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/33.jpg)
33
![Page 34: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/34.jpg)
34
![Page 35: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/35.jpg)
35
![Page 36: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/36.jpg)
36
![Page 37: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/37.jpg)
37
![Page 38: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/38.jpg)
38
![Page 39: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/39.jpg)
39
![Page 40: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/40.jpg)
40
![Page 41: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/41.jpg)
41
![Page 42: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/42.jpg)
42
![Page 43: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/43.jpg)
43
![Page 44: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/44.jpg)
44
![Page 45: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/45.jpg)
45
G.8271.1 Network Reference Points
±250ns
(short term holdover)
D
±1.1µs network equipment budget
±1.5µs end-to-end budget
±200ns dTE
(random network variation)
±100ns (PRTC/T-GM)
A, B C
Class A T-BCs:
±250ns cTE
(link asymmetry compensation)
±550ns cTE
(node asymmetry, ±50ns per node)
Class B T-BCs:
±380ns cTE
(link asymmetry
compensation)
±420ns cTE
(21 nodes, ±20ns per node) ±150ns (end application)
cTE uses up 70% of the
network equipment budget
![Page 46: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/46.jpg)
46
![Page 47: T-TSC Time Error](https://reader031.vdocuments.site/reader031/viewer/2022020706/61fc7aac495cad193a706dae/html5/thumbnails/47.jpg)
47
7 Theoretically, this should be a band-pass filter with the low-pass cut-off between 1 and 10Hz, but since a 1pps interface can only carry frequencies of
< 0.5Hz, it is effectively a high-pass filter.