... | @@ -44,8 +44,9 @@ electrical phase plane of the PPS signal is defined on such an |
... | @@ -44,8 +44,9 @@ electrical phase plane of the PPS signal is defined on such an |
|
exchangeable module and future exchange is foreseen then separate
|
|
exchangeable module and future exchange is foreseen then separate
|
|
calibration of each of these parts is necessary. The calibration
|
|
calibration of each of these parts is necessary. The calibration
|
|
parameters for EO/OE converters and exchangeable modules are stored in
|
|
parameters for EO/OE converters and exchangeable modules are stored in
|
|
EPROM such that the system can automatically reach absolute calibration
|
|
[EEPROM](https://www.ohwr.org/project/sfp-plus-i2c/wikis/User-EEPROM#calibration-eeprom-format)
|
|
during link initialization.
|
|
such that the system can automatically reach absolute calibration during
|
|
|
|
link initialization.
|
|
Last but not least, there is an asymmetry (WR alpha factor) between
|
|
Last but not least, there is an asymmetry (WR alpha factor) between
|
|
forward and backward propagation delay over the fiber due to chromatic
|
|
forward and backward propagation delay over the fiber due to chromatic
|
|
dispersion. This can be measured and monitored in-situ.
|
|
dispersion. This can be measured and monitored in-situ.
|
... | | ... | |