Optical fiber network addressable adaptive terminal and system
By introducing control storage modules, intelligent optical cross-switching modules and fiber encoding identification modules into the fiber network, the automated management and adaptive networking of the fiber network are realized, which solves the problem of the inability to identify and manage traditional fiber networks, and improves efficiency and flexibility.
Patent Information
- Application Number
- CN202110349003.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2021-03-31
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2041-03-31
AI Technical Summary
Traditional fiber optic networks cannot be identified and managed, resulting in inefficiency and high cost, and an efficient intelligent fiber optic network system is needed.
An adaptive terminal for addressable fiber networks is designed, including a control storage module, an intelligent optical cross-switching module, an optical fiber encoding identification module and an external communication module. Through optical fiber encoding, automatic addressing, routing tracking, link matching, and fault diagnosis are achieved. and adaptive networking.
It realizes automated management and adaptive networking of fiber networks, improves efficiency, reduces operating costs, and can monitor and adjust fiber links in real time, improving the flexibility and reliability of the system.
Smart Images
Figure CN113315576B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of optical fiber communication, and in particular to an addressable adaptive terminal and system for an optical fiber network. Background Art
[0002] The traditional fiber optic network is the physical medium layer of fiber optic communication. It has long been unrecognizable and unmanageable, and mainly relies on manpower for management and switching, resulting in low efficiency and high costs. Therefore, an efficient intelligent fiber optic network system is needed. Summary of the invention
[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes an addressable adaptive terminal for an optical fiber network, which can efficiently and accurately realize identification and automatic management; the present invention also provides an addressable adaptive system for an optical fiber network.
[0004] According to an embodiment of the first aspect of the present invention, an optical network addressable adaptive terminal includes: a control storage module, which serves as a terminal processing core and a routing data table storage; an intelligent optical cross-switch module, which includes an optical cross-switch module, an optical switch, and N first wavelength division multiplexers; one end of the optical cross-switch module is connected to N device access ports for accessing user communication devices, and the other end of the optical cross-switch module and the optical switch are both connected to one end of the N first wavelength division multiplexers; the other ends of the N first wavelength division multiplexers are respectively connected to optical fiber access ports through first optical fibers with optical fiber coding; the control ends of the optical cross-switch module and the optical switch are both connected to the control storage module through control lines; an optical fiber coding identification module, one end of which is connected to the control storage module through a control line, and the other end is connected to the optical switch through a second optical fiber with optical fiber coding; an external communication module, which is connected to the control storage module through a control line and is used to access the communication interface of a system platform to realize data interaction between the control storage module and the system platform.
[0005] According to the first embodiment of the present invention, an addressable adaptive terminal for an optical fiber network has at least the following beneficial effects: an addressable adaptive terminal for an optical fiber network is constructed by setting a control storage module, an intelligent optical cross-switching module, an optical fiber coding identification module, and an external communication module; the intelligent optical cross-switching module includes an optical cross-switching module, an optical switch, and N first wavelength division multiplexers to realize cross-switching and optical channel connection between communication equipment and optical fiber ports; the optical switch is connected to control the selection of the optical fiber port so that the optical fiber coding identification module can perform optical fiber coding identification and monitoring; optical fiber coding is used to realize automatic addressing of the optical fiber network, automatic route tracking, automatic link matching and adaptive networking, automatic fault diagnosis and link burst networking.
[0006] According to some embodiments of the first aspect of the present invention, the fiber optic network addressable adaptive terminal also includes a second wavelength division multiplexer and an adjacent optical communication module, the second wavelength division multiplexer is connected between the fiber coding identification module and the second optical fiber, the adjacent optical communication module is connected to the control storage module via a control line and the output end is connected to the second wavelength division multiplexer.
[0007] According to some embodiments of the first aspect of the present invention, the optical cross-connect switching module is an OXC switching module.
[0008] According to some embodiments of the first aspect of the present invention, N is 4.
[0009] According to the second aspect of the embodiment of the present invention, a fiber optic network addressable adaptive system includes a plurality of the fiber optic network addressable adaptive terminals, each of the fiber optic network addressable adaptive terminals is connected to its own fiber optic access port via an optical fiber to form a fiber optic link; a user communication device is connected to any device access port of the fiber optic network addressable adaptive terminal; and a system platform is connected to one of the external communication modules of the fiber optic network addressable adaptive terminal.
[0010] The optical fiber network addressable adaptive system according to the second embodiment of the present invention has at least the following beneficial effects: an optical fiber network addressable adaptive terminal is constructed by setting a control storage module, an intelligent optical cross-switching module, an optical fiber coding identification module, and an external communication module; the intelligent optical cross-switching module includes an optical cross-switching module, an optical switch, and N first wavelength division multiplexers to realize cross-switching and optical channel connection between communication equipment and optical fiber ports; the optical switch is connected to control the selection of the optical fiber port so that the optical fiber coding identification module can perform optical fiber coding identification and monitoring; optical fiber coding is used to realize automatic addressing of the optical fiber network, automatic route tracking, automatic link matching and adaptive networking, automatic fault diagnosis and link burst networking.
[0011] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:
[0013] Figure 1 It is a principle diagram of the optical fiber coding identification system according to the first aspect of the present invention;
[0014] Figure 2 This is a flow chart of a method for an optical fiber coding identification system to autonomously determine a measurement threshold value according to an embodiment of the second aspect of the present invention.
[0015] Reference numerals:
[0016] Control storage module 100,
[0017] Intelligent optical cross-connection switching module 200, optical cross-connection switching module 210, optical switch 220, N first wavelength division multiplexers 230, device access port 240, first optical fiber 250, optical fiber access port 260, second optical fiber 270,
[0018] Fiber coding identification module 300 , external communication module 400 , second wavelength division multiplexer 500 , neighboring optical communication module 600 , user communication equipment 700 , and system platform 800 . DETAILED DESCRIPTION
[0019] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.
[0020] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0021] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.
[0022] refer to Figure 1 As shown, this technical solution is an optical fiber network addressable adaptive terminal according to the first aspect of the present invention, comprising:
[0023] The control storage module 100, as the terminal processing core and routing data table storage, is used to realize data interaction and control, control the fiber coding identification module 300 to perform fiber coding identification in the fiber link, control the adjacent optical communication module 600 to send switching instructions and interactive routing tables to the opposite terminal, store the routing data tables of the local end and the remote end, accept external instructions and send fiber network dynamics to the outside, calculate the optimal link according to the link quality for sending switching instructions to the intelligent optical cross-connection switching module 200, etc.;
[0024] The intelligent optical cross-connection switching module 200 includes an optical cross-connection switching module 210, an optical switch 220, and N first wavelength division multiplexers 230, where the first wavelength division multiplexer 230 is abbreviated as WDM. One end is connected with N device access ports 240 for accessing user communication equipment 700, and the other end of the optical cross-switch module 210 and the optical switch 220 are both connected to one end of N first wavelength division multiplexers 230; the other ends of the N first wavelength division multiplexers 230 are respectively connected to the optical fiber access port 260 through the first optical fiber 250 with optical fiber coding, so as to realize wavelength division multiplexing between the optical wave of the user communication equipment 700 and the optical wave of the optical switch 220; the control end of the optical cross-switch module 210 and the optical switch 220 are both connected to the control storage module 100 through the control line; the intelligent optical cross-switch module 200 is used to realize the cross-switching and optical channel connection between the user communication equipment 700 and the optical fiber access port 260, and is connected to the optical switch 220 to control it to select the optical fiber port so that the optical fiber coding identification module 300 can perform optical fiber coding identification and monitoring, and can also provide a communication optical channel for the adjacent optical communication module 600; wherein, the first optical fiber 250 realizes the type identification and unique identification of the optical fiber access port 260;
[0025] The optical fiber coding identification module 300 has one end connected to the control storage module 100 through a control line, and the other end connected to the optical switch 220 through a second optical fiber 270 with optical fiber coding. The second optical fiber 270 between the optical switch 220 and the optical fiber coding identification module 300 can use a unique optical fiber coding to realize type identification and unique identification of an addressable adaptive terminal in an optical fiber network;
[0026] The external communication module 400 is connected to the control storage module 100 via a control line, and is used to access the communication interface of the system platform 800 to realize data interaction between the control storage module 100 and the system platform 800.
[0027] The invention discloses an addressable adaptive terminal for an optical fiber network. The addressable adaptive terminal for an optical fiber network is constructed by setting a control storage module, an intelligent optical cross-switching module, an optical fiber coding identification module, and an external communication module. The intelligent optical cross-switching module comprises an optical cross-switching module, an optical switch, and N first wavelength division multiplexers, so as to realize cross-switching and optical channel connection between communication equipment and optical fiber ports. The optical switch is connected to control the optical fiber port to be selected so that the optical fiber coding identification module can perform optical fiber coding identification and monitoring. The optical fiber coding is used to realize automatic addressing of the optical fiber network, automatic route tracking, automatic link matching and adaptive networking, automatic fault diagnosis, and link burst networking.
[0028] In some embodiments of the first aspect of the present invention, the optical fiber network addressable adaptive terminal further comprises a second wavelength division multiplexer 500 and an adjacent optical communication module 600, the second wavelength division multiplexer 500 is connected between the fiber coding identification module 300 and the second optical fiber 270, the adjacent optical communication module 600 is connected to the control storage module 100 via a control line and the output end is connected to the second wavelength division multiplexer 500. The second wavelength division multiplexer 500 can realize the coupling and separation of the optical fiber coding identification module and the adjacent optical communication module 600, so that the two work at the same time, and the adjacent optical communication module 600 can realize the adjacent optical communication modules between adjacent optical fiber network addressable adaptive terminals, using non-communication light waves.
[0029] In some embodiments of the first aspect of the present invention, the optical cross-switching module 210 is an OXC switching module, which accepts instructions from the control storage module to perform cross-switching and optical channel connection between the user communication device 700 and the optical fiber access port 260, mainly for externally accessed optical fibers and for users.
[0030] In some embodiments of the first aspect of the present invention, N is 4, and other numbers of interfaces and channels can be added according to actual needs.
[0031] like Figure 2 As shown, a fiber optic network addressable adaptive system according to an embodiment of the second aspect of the present invention includes a plurality of fiber optic network addressable adaptive terminals, each fiber optic network addressable adaptive terminal is connected to its own fiber optic access port 260 via an optical fiber to form a fiber optic link; a user communication device 700 is connected to any device access port 240 of the fiber optic network addressable adaptive terminal; and a system platform 800 is connected to one of the external communication modules 400 of the fiber optic network addressable adaptive terminal.
[0032] The working principle of the fiber optic network addressable adaptive system is as follows:
[0033] 1. The optical fiber network addressable adaptive terminal freely selects the optical fiber access port 260 through the intelligent optical cross-switching module 200, that is, the optical fiber coding identification of the optical fiber network addressable adaptive terminal itself is realized, and the optical fiber coding of the optical fiber access port 260 and the optical fiber network addressable adaptive terminal on the opposite side and the coding identification of the optical fiber access port 260 are completed at the same time, so as to realize the optical fiber coding identification and real-time dynamic monitoring of the adjacent optical fiber network addressable adaptive terminals; at the same time, the optical fiber network addressable adaptive terminal on the opposite side can be directed to perform optical port switching to complete the jump to the identification of the next-level adjacent optical fiber network addressable adaptive terminal.
[0034] 2. The addressable adaptive terminal of the optical fiber network can identify the optical fiber code and measure the optical fiber running quality, length, routing, adjacent connection relationship and connection information to form a complete routing table;
[0035] 3. The fiber optic network addressable adaptive terminal will obtain the basic information of the adjacent fiber optic network addressable adaptive terminal, including the fiber optic network addressable adaptive terminal name, location, fiber optic code number, communication port number and other information. Each fiber optic network addressable adaptive terminal will update the routing table in real time and forward the fiber optic network route to adjacent locations.
[0036] 4. The fiber optic network addressable adaptive terminal adaptively optimizes the connection path according to the routing table. At the same time, it independently completes the networking requirements according to the routing requirements and fault conditions, and sends the networking plan to the adjacent fiber optic network addressable adaptive terminal to monitor the networking results.
[0037] The optical fiber network addressable adaptive system of the second embodiment of the present invention constructs an optical fiber network addressable adaptive terminal by setting a control storage module, an intelligent optical cross-switching module, an optical fiber coding identification module, and an external communication module. The intelligent optical cross-switching module includes an optical cross-switching module, an optical switch, and N first wavelength division multiplexers to realize cross-switching and optical channel connection between communication equipment and optical fiber ports. The optical switch is connected to control the optical fiber port to select the optical fiber port so that the optical fiber coding identification module can perform optical fiber coding identification and monitoring. The optical fiber coding is used to realize automatic addressing of the optical fiber network, automatic route tracking, automatic link matching and adaptive networking, automatic fault diagnosis and link burst networking.
[0038] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.
[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.
Claims
1. An optical fiber network addressable adaptive terminal, characterized in that: include: A control storage module (100) is used as a terminal processing core and a routing data table storage; An intelligent optical cross-connect switching module (200) comprises an optical cross-connect switching module (210), an optical switch (220), and N first wavelength division multiplexers (230); one end of the optical cross-connect switching module (210) is connected to N device access ports (240) for accessing user communication devices (700); the other end of the optical cross-connect switching module (210) and the optical switch (220) are both connected to one end of the N first wavelength division multiplexers (230); the other ends of the N first wavelength division multiplexers (230) are respectively connected to optical fiber access ports (260) via first optical fibers (250) with optical fiber coding; the control ends of the optical cross-connect switching module (210) and the optical switch (220) are both connected to the control storage module (100) via control lines; An optical fiber coding identification module (300), one end of which is connected to the control storage module (100) via a control line, and the other end of which is connected to the optical switch (220) via a second optical fiber (270) with an optical fiber coding; The external communication module (400) is connected to the control storage module (100) via a control line and is used to access the communication interface of the system platform (800) to achieve data interaction between the control storage module (100) and the system platform (800).
2. The optical fiber network addressable adaptive terminal according to claim 1, characterized in that: It also includes a second wavelength division multiplexer (500) and an adjacent optical communication module (600), wherein the second wavelength division multiplexer (500) is connected between the optical fiber coding identification module (300) and the second optical fiber (270), and the adjacent optical communication module (600) is connected to the control storage module (100) via a control line, and the output end is connected to the second wavelength division multiplexer (500).
3. The optical fiber network addressable adaptive terminal according to claim 1, characterized in that: The optical cross-connect switching module (210) is an OXC switching module.
4. The optical fiber network addressable adaptive terminal according to claim 1, characterized in that: The N is 4.
5. An addressable adaptive system for an optical fiber network, characterized in that: include A plurality of optical fiber network addressable adaptive terminals according to any one of claims 1 to 4, each of the optical fiber network addressable adaptive terminals being connected to a respective optical fiber access port (260) via an optical fiber to form an optical fiber link; A user communication device (700) connected to any device access port (240) of the addressable adaptive terminal of the optical fiber network; The system platform (800) is connected to one of the external communication modules (400) of the addressable adaptive terminal of the optical fiber network.