Communication route setting method

Patent metadata

Field	Value
Publication number	US-2025096889-A1
Application number	US-202218727379-A
Country	US
Kind code	A1
Filing date	Jan 26, 2022
Priority date	Jan 26, 2022
Publication date	Mar 20, 2025
Grant date	—

Abstract

A communication route setting device 100 of the present invention includes an optical signal acquisition unit 121 that acquires an optical signal on a transmission path in a network in which optical communication devices are connected to each other via an optical transmission path, a condition determination unit 122 that determines a physical condition of at least one object of the optical transmission path and the optical communication devices on the basis of the optical signal, and a route setting unit 123 that sets a communication route for transmitting the optical signal on the network on the basis of the determined physical condition.

First claim

What is claimed is:

1 . A communication route setting method comprising:
acquiring an optical signal on a transmission path in a network in which optical communication devices are connected to each other via an optical transmission path; determining a physical condition of at least one object of the optical transmission path and the optical communication devices, on a basis of the optical signal; and setting a communication route for transmitting the optical signal on the network, on a basis of the determined physical condition.

2 . The communication route setting method according to claim 1 , further comprising
determining a deterioration state of the object as the physical condition.

3 . The communication route setting method according to claim 1 , further comprising
determining an external environmental condition of the object as the physical condition.

4 . The communication route setting method according to claim 1 , further comprising:
acquiring optical signal information representing a characteristic of the optical signal; and determining the physical condition of the object on a basis of the optical signal information.

5 . The communication route setting method according to claim 4 , further comprising
acquiring a constellation of the optical signals as the optical signal information.

6 . The communication route setting method according to claim 4 , further comprising
acquiring a state of polarization (SOP) of the optical signal as the optical signal information.

7 . The communication route setting method according to claim 1 , further comprising:
generating a model representing a relationship between the optical signal acquired in advance and a physical condition of the object when the optical signal is acquired; and determining the physical condition of the object on a basis of the model and a newly acquired optical signal.

8 . The communication route setting method according to claim 1 , further comprising:
acquiring a predetermined measurement value measured by a measurement device provided to the object; and determining the physical condition of the object on a basis of the optical signal and the measurement value.

9 . The communication route setting method according to claim 1 , further comprising:
setting communication quality of the object on a basis of the determined physical condition of the object; and setting the communication route on a basis of the set communication quality.

10 . The communication route setting method according to claim 9 , further comprising
setting the communication route that satisfies requested communication quality on a basis of the set communication quality.

11 . A communication route setting device comprising:
at least one memory configured to store instructions; and at least one processor configured to execute instructions to: acquire an optical signal on a transmission path in a network in which optical communication devices are connected to each other via an optical transmission path; determine a physical condition of at least one object of the optical transmission path and the optical communication devices, on a basis of the optical signal; and set a communication route for transmitting the optical signal on the network, on a basis of the determined physical condition.

12 . The communication route setting device according to claim 11 , wherein the at least one processor is configured to execute the instructions to
determine a deterioration state of the object as the physical condition.

13 . The communication route setting device according to claim 11 , wherein the at least one processor is configured to execute the instructions to
determine an external environmental condition of the object as the physical condition.

14 . The communication route setting device according to claim 11 , wherein the at least one processor is configured to execute the instructions to:
acquire optical signal information representing a characteristic of the optical signal; and determine the physical condition of the object on a basis of the optical signal information.

15 . The communication route setting device according to claim 14 , wherein the at least one processor is configured to execute the instructions to
acquire a constellation of the optical signals as the optical signal information.

16 . The communication route setting device according to claim 14 , wherein the at least one processor is configured to execute the instructions to
acquire a state of polarization (SOP) of the optical signal as the optical signal information.

17 . The communication route setting device according to claim 11 , wherein the at least one processor is configured to execute the instructions to:
generate a model representing a relationship between the optical signal acquired in advance and a physical condition of the object when the optical signal is acquired; and determine the physical condition of the object on a basis of the model and a newly acquired optical signal.

18 . The communication route setting device according to claim 11 , wherein the at least one processor is configured to execute the instructions to:
acquire a predetermined measurement value measured by a measurement device provided to the object; and determine the physical condition of the object on a basis of the optical signal and the measurement value.

19 . The communication route setting device according to claim 11 , wherein the at least one processor is configured to execute the instructions to:
set communication quality of the object on a basis of the determined physical condition of the object; and set the communication route on a basis of the set communication quality.

20 . (canceled)

21 . A non-transitory computer-readable medium storing thereon a program comprising instructions for causing a computer to execute processing to:
acquire an optical signal on a transmission path in a network in which optical communication devices are connected to each other via an optical transmission path; determine a physical condition of at least one object of the optical transmission path and the optical communication devices, on a basis of the optical signal; and set a communication route for transmitting the optical signal on the network, on a basis of the determined physical condition.

Assignees

• Nec Corp

Inventors

• Kodama Jun
• Sakae Yoshiaki
• Tagato Hiroki
• Konashi Takashi
• Nishioka Jun
• Kobayashi Yuji
• Ichihara Etsuko

Classifications

• H04B10/0793

  Network aspects, e.g. central monitoring of transmission parameters · CPC title

• H04B10/0775 Primary

  Performance monitoring and measurement of transmission parameters · CPC title

• H04L45/02

  Topology update or discovery · CPC title

• H04B10/075

  using an in-service signal (H04B10/071 takes precedence) · CPC title

• H04L41/0823

  characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability (for optimising operational conditions of wireless networks H04W24/02) · CPC title