View source for Nec corporation (20240137117). OPTICAL TRANSMISSION PATH MONITORING DEVICE AND OPTICAL TRANSMISSION PATH MONITORING METHOD simplified abstract

=OPTICAL TRANSMISSION PATH MONITORING DEVICE AND OPTICAL TRANSMISSION PATH MONITORING METHOD=


==Organization Name==

[[:Category:nec corporation|nec corporation]]


[[Category:nec corporation]]

==Inventor(s)==

[[:Category:Takehiro Nakano of Tokyo (JP)|Takehiro Nakano of Tokyo (JP)]][[Category:Takehiro Nakano of Tokyo (JP)]]

==OPTICAL TRANSMISSION PATH MONITORING DEVICE AND OPTICAL TRANSMISSION PATH MONITORING METHOD - A simplified explanation of the abstract==


This abstract first appeared for US patent application 20240137117 titled 'OPTICAL TRANSMISSION PATH MONITORING DEVICE AND OPTICAL TRANSMISSION PATH MONITORING METHOD

==Simplified Explanation==

The optical transmission path monitoring device described in the abstract is a system that generates monitoring light, performs time synchronization with an opposite monitoring device, receives returned light from the optical transmission path, and controls the sending time of the monitoring light based on positional information of the turnback circuit.

* The monitoring device generates first monitoring light and sends it to the optical transmission path.
* The device performs time synchronization with an opposite monitoring device connected to the opposite side of the optical transmission path.
* It receives first returned light acquired by turning back the first monitoring light in a turnback circuit, as well as second returned light acquired by multiple turning back in the turnback circuit.
* The device controls the sending time of the first monitoring light using positional information of the turnback circuit.

== Potential Applications ==
This technology can be applied in:
* Optical network monitoring systems
* Fiber optic communication systems
* Data transmission networks

== Problems Solved ==
This technology helps in:
* Monitoring the integrity of optical transmission paths
* Ensuring efficient data transmission
* Detecting and locating faults in the optical network

== Benefits ==
The benefits of this technology include:
* Improved reliability of optical communication systems
* Real-time monitoring of optical transmission paths
* Quick detection and resolution of network issues

== Potential Commercial Applications ==
This technology can be commercially applied in:
* Telecommunication companies
* Internet service providers
* Data centers

== Possible Prior Art ==
One possible prior art for this technology could be:
* Optical time-domain reflectometer (OTDR) systems used for monitoring optical fiber networks.

== Unanswered Questions ==
=== How does the device handle multiple turnbacks in the turnback circuit? ===
The abstract mentions that the device can acquire second returned light through multiple turning back in the turnback circuit. It would be interesting to know how the device distinguishes between different levels of returned light.

=== What is the range of the monitoring device in terms of the optical transmission path length? ===
It would be useful to understand the limitations of the monitoring device in terms of the distance it can effectively monitor along the optical transmission path.


==Original Abstract Submitted==

an optical transmission path monitoring device according to the present disclosure includes a monitoring light generation circuit configured to generate first monitoring light, and send the first monitoring light to an optical transmission path, a time synchronization circuit configured to perform time synchronization with an opposite monitoring device connected to an opposite side of the optical transmission path, a light reception circuit configured to receive first returned light acquired by turning back the first monitoring light in a turnback circuit inserted in the optical transmission path, and second returned light acquired by multiple turning back, in the turnback circuit, second monitoring light sent by the opposite monitoring device, and a time control circuit configured to control a sending time of the first monitoring light by use of positional information of the turnback circuit.



[[Category:H04B10/077]]
[[Category:H04B10/079]]