CN104579696B - A kind of optical fiber switch system and a kind of optical fiber switch - Google Patents
A kind of optical fiber switch system and a kind of optical fiber switch Download PDFInfo
- Publication number
- CN104579696B CN104579696B CN201510036304.8A CN201510036304A CN104579696B CN 104579696 B CN104579696 B CN 104579696B CN 201510036304 A CN201510036304 A CN 201510036304A CN 104579696 B CN104579696 B CN 104579696B
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- port
- fiber switch
- switch
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 310
- 239000000835 fiber Substances 0.000 claims abstract description 22
- 230000003287 optical effect Effects 0.000 claims description 24
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/04—Switchboards
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Small-Scale Networks (AREA)
- Optical Communication System (AREA)
Abstract
The invention provides a kind of optical fiber switch system and a kind of optical fiber switch, this system comprises: at least two optical fiber switch, software defined network SDN controllers; All optical fiber switch connect successively, form loop network; Two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network; Described SDN controller, is connected with each optical fiber switch respectively, and there is a transmit port for configuring on each optical fiber loop, other ports are receiving port.By the invention provides a kind of optical fiber switch system and a kind of optical fiber switch, the complexity of switch network wiring can be reduced.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of optical fiber switch system and a kind of optical fiber switch.
Background technology
Along with the development of the new techniques such as cloud computing, large data, data center server scale is increasing, data switching networks runs into more and more harsh challenge, shows as the ossifing of network in cloud infrastructure, complexity, Network growth rate exceed expection, the concern of increase, the network security day by day of network Capital expenditure and operation cost rises day by day.Along with the raising required switch network, in network, the quantity of switch is also in continuous increase, and this has higher requirement to the deployment of switch network.
In prior art, the switch in switch network adopts complicated network to connect, and in switch network, interconnection between respective switch, whole network is intricate.Along with the expansion of data center's scale, in switch network, the quantity of switch constantly increases, switch network wiring more complicated.
Summary of the invention
In view of this, the invention provides a kind of optical fiber switch system and a kind of optical fiber switch, the complexity of switch network wiring can be reduced.
On the one hand, the invention provides a kind of optical fiber switch system, comprising:
At least two optical fiber switch, software defined network SDN controllers;
All optical fiber switch connect successively, form loop network;
Two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network;
Described SDN controller, is connected with each optical fiber switch respectively, and there is a transmit port for configuring on each optical fiber loop, other ports are receiving port.
Further, each optical fiber switch comprises: the first port set and the second port set;
In each optical fiber switch, kth port in first port set is connected with kth+1 port in the second port set, the n-th port in first port set is connected with the 1st port in the second port set, wherein, all has n port in the first port set in described optical fiber switch and the second port set;
In two optical fiber switch of arbitrary neighborhood, the i-th port in the second port set of the first optical fiber switch is connected with the i-th port in the first port set of the second optical fiber switch;
Wherein, n is positive integer, and the span of k is [1, n-1], and the span of i is [1, n], and k, i are positive integer.
Further, described optical fiber switch, for the configuration according to described SDN controller, transmitted in parallel and/or reception data on residing multiple optical fiber loops.
Further, described optical fiber switch, is further used for the configuration according to described SDN controller, determines the direction sending data on optical fiber loop, and send data on the direction that this is determined.
Further, described SDN controller, be further used for being numbered described optical fiber switch, determine send the optical fiber switch of data and receive the position of optical fiber switch of data according to this numbering, and send the optical fiber switch of data according to this Position Control and receive the optical-fibre channel selector of optical fiber switch to inside of data, wavelength-selective switches and optical-electrical converter and be configured.
On the other hand, the invention provides a kind of optical fiber switch, comprising:
Multiple port and optical-fibre channel selector;
The plurality of port is connected by multi-core fiber with the port of other adjacent fiber switches, to form the multiple optical fiber loops in loop network and loop network;
Optical-fibre channel selector, for according to the configuration-direct received, selects the transmit port on optical fiber loop and this optical fiber loop and receiving port, and to make that each optical fiber loop exists a transmit port, other ports are receiving port.
Further, described multiple port is divided into the first port set and the second port set;
Kth port in first port set is connected with kth+1 port in the second port set, and the n-th port in the first port set is connected with the 1st port in the second port set, wherein, all has n port in the first port set and the second port set;
The i-th port in second port set is connected with the i-th port in the first port set of outside adjacent fiber switch;
Wherein, n is positive integer, and the span of k is [1, n-1], and the span of i is [1, n], and k, i are positive integer.
Further, described optical-fibre channel selector, is further used for, according to the configuration-direct received, selecting the multiple ports on multiple optical fiber loop, and by the plurality of port transmitted in parallel data.
Further, described optical-fibre channel selector, is further used for the configuration-direct according to receiving, and determines the direction sending data in optical fiber loop upper port, and send data by port on the direction that this is determined.
Further, comprise further:
Electricity mouth Ethernet switch, with server interconnect, for receiving the data that described server is sent, after carrying out exchanges data, the data of the signal of telecommunication to be sent are sent to electrical to optical converter, and the data of the signal of telecommunication sent by optical-electrical converter send to described server;
Described electrical to optical converter, be connected with described wavelength recombiner, for receiving the data of the signal of telecommunication described to be sent that described electric mouth Ethernet switch is sent, and the light signal that will the signal of telecommunication of different optical fiber switch sent to convert different wave length to, the described light signal to be sent be converted to is sent to wavelength recombiner;
Described wavelength recombiner, is connected with transmit port by optical fiber, for optical signal to be sent is become coupling optical signal, described coupling optical signal is sent to described transmit port;
Passage gate, for the first instruction that basis receives, gating receiving port;
At least one wavelength-selective switches, the corresponding receiving port of each wavelength-selective switches;
Described wavelength-selective switches, for according to the second instruction received, isolates the light signal that wavelength is the wavelength that described second instruction is specified, isolated light signal is sent to optical-electrical converter from the light signal received;
Described optical-electrical converter, for converting the light signal received to the signal of telecommunication, and sends to described electric mouth Ethernet switch by the signal of telecommunication be converted to.
A kind of optical fiber switch system provided by the invention and a kind of optical fiber switch, optical fiber switch in system connects successively, form loop network, two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network, exchanges data is carried out by these optical fiber loops between optical fiber switch, the optical fiber switch sending data does not need directly to be connected with the optical fiber switch receiving data, data can be transmitted between two optical fiber switch by optical fiber loop, the structure of whole network is simple, reduce the complexity of optical fiber switch network layout.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of a kind of optical fiber switch system that one embodiment of the invention provides;
Fig. 2 is a kind of optical fiber switch loop network schematic diagram that one embodiment of the invention provides;
Fig. 3 is a kind of two dimensional optical fiber switch network schematic diagram that one embodiment of the invention provides.
Fig. 4 is the structural representation of a kind of optical fiber switch that one embodiment of the invention provides;
Fig. 5 is the schematic diagram of a kind of optical fiber switch that one embodiment of the invention provides.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly; below in conjunction with the accompanying drawing in the embodiment of the present invention; technical scheme in the embodiment of the present invention is clearly and completely described; obviously; described embodiment is the present invention's part embodiment, instead of whole embodiments, based on the embodiment in the present invention; the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
Embodiments provide a kind of optical fiber switch system, this system comprises:
At least two optical fiber switch, SDN (SoftDefinedNetwork, software defined network) controllers;
All optical fiber switch connect successively, form loop network;
Two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network;
Described SDN controller, is connected with each optical fiber switch respectively, and there is a transmit port for configuring on each optical fiber loop, other ports are receiving port.
A kind of optical fiber switch system that the embodiment of the present invention provides, optical fiber switch in system connects successively, form loop network, two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network, exchanges data is carried out by these optical fiber loops between optical fiber switch, the optical fiber switch sending data does not need directly to be connected with the optical fiber switch receiving data, data can be transmitted between two optical fiber switch by optical fiber loop, the structure of whole network is simple, reduce the complexity of optical fiber switch network layout.
See the schematic diagram of a kind of optical fiber switch system that Fig. 1, Fig. 1 provide for the embodiment of the present invention.In Fig. 1, optical fiber switch is connected by multi-core fiber, forms loop network.The downstream end of optical fiber switch is connected with server.
In a kind of possible implementation, this system comprises: at least two optical fiber switch, SDN controllers;
Described optical fiber switch comprises: the first port set, the second port set, port in described first port set is connected with the port one_to_one corresponding in described second port set, and described optical fiber switch comprises at least one transmit port, at least one receiving port;
All optical fiber switch connect successively, form loop network; Port in first port set of the first optical fiber switch in two optical fiber switch of arbitrary neighborhood is connected with the port one_to_one corresponding in the second port set of the second optical fiber switch, forms the multiple optical fiber loops in described loop network;
Described SDN controller, is connected with each optical fiber switch respectively, and there is a transmit port for configuring on each optical fiber loop, other ports are receiving port.
In a kind of possible implementation, optical fiber switch is connected to form multiple optical fiber loop by displacement.For example: in each optical fiber switch, kth port in first port set is connected with kth+1 port in the second port set, the n-th port in first port set is connected with the 1st port in the second port set, wherein, n port is all had in the first port set in described optical fiber switch and the second port set;
In two optical fiber switch of arbitrary neighborhood, the i-th port in the second port set of the first optical fiber switch is connected with the i-th port in the first port set of the second optical fiber switch;
Wherein, n is positive integer, and the span of k is [1, n-1], and the span of i is [1, n], and k, i are positive integer.
See Fig. 2, a kind of optical fiber switch loop network schematic diagram that the embodiment of the present invention provides.In figure, all optical fiber switch connect successively, form loop network, adopt displacement to connect between each port of optical fiber switch.In the drawings, in arbitrary optical fiber switch, the C1 port in the first port set is connected with the C2 port in the second port set, and the C2 port in the first port set is connected with the C3 port in the second port set, be shifted successively, the Cn port in the first port set is connected with the C1 port in the second port set.In two optical fiber switch of arbitrary neighborhood, the C1 port in the second port set of the first optical fiber switch is connected with the C1 port in the first port set of the second optical fiber switch; C2 port in second port set of the first optical fiber switch is connected with the C2 port in the first port set of the second optical fiber switch, be corresponding in turn to connection, the Cn port in the second port set of the first optical fiber switch is connected with the Cn port in the first port set of the second optical fiber switch.
In order to increase the bandwidth between optical fiber switch, described optical fiber switch, for the configuration according to described SDN controller, transmitted in parallel and/or reception data on residing multiple optical fiber loops.
In this kind of implementation, an optical fiber switch increases multiple transmit port wherein, then this optical fiber switch can send data by multiple transmit port simultaneously, namely this optical fiber switch can simultaneously transmitting data in parallel in multiple optical fiber loop, which adds the bandwidth between optical fiber switch, realize the dynamic restructuring of bandwidth.Each optical fiber switch has multiple receiving port, and optical fiber switch can simultaneously receive data in parallel in multiple optical fiber loop.For example, if an optical fiber switch increases a transmit port wherein, then this optical fiber switch can send data by two transmit ports simultaneously, namely this optical fiber switch can transmit data in two optical fiber loops, and the bandwidth between such optical fiber switch just adds one times.
In order to make optical fiber switch network deployment more simple, in a kind of possible implementation, the number of the transmit port of described optical fiber switch is one.In this implementation, the configuration of the optical fiber switch in system is all identical, and can unify to be configured all optical fiber switch, layoutprocedure is simple.
In a kind of possible implementation, optical fiber switch, is further used for the configuration according to described SDN controller, determines the direction sending data on optical fiber loop, and send data on the direction that this is determined.In this implementation, optical fiber switch is linked to be loop configuration, and data can send from left and right both direction, and when wherein a certain optical fiber switch breaks down, data can be passed by the opposite side of annular and come, and add the reliability of link.Can quick position failed switches by switch management, and support online replacing, increase the maintainability of optical fiber switch.
In order to judge that the data receiver of the target switch that the data of the source optical fiber switch sending data send target and receive data is originated, described SDN controller, be further used for being numbered described optical fiber switch, determine send the optical fiber switch of data and receive the position of optical fiber switch of data according to this numbering, and send the optical fiber switch of data according to this Position Control and receive the optical-fibre channel selector of optical fiber switch to inside of data, wavelength-selective switches and optical-electrical converter and be configured.
In this implementation, first SDN controller can be numbered according to distance the optical fiber switch that annular connects, because optical fiber loop adopts fixing displacement mode to be formed by connecting, be easy to the position judging source optical fiber switch and target optical fiber switch, then, SDN controller can control the optical-fibre channel selector of the optical fiber switch inside of these two data interactions respectively, wavelength-selective switches, passage gate carry out correct configuration, makes data accurately send and receive.
A kind of optical fiber switch system that the embodiment of the present invention provides, comprises 3 optical fiber switch, a SDN controller D within the system.3 optical fiber switch are optical fiber switch A, optical fiber switch B, optical fiber switch C respectively, and the first port set of each optical fiber switch, the second port set all have 5 ports.5 ports of first port set of optical fiber switch A are A11, A12, A13, A14, A15 respectively, and 5 ports of second port set of optical fiber switch A are A21, A22, A23, A24, A25 respectively.5 ports of first port set of optical fiber switch B are B11, B12, B13, B14, B15 respectively, and 5 ports of second port set of optical fiber switch B are B21, B22, B23, B24, B25 respectively.5 ports of first port set of optical fiber switch C are C11, C12, C13, C14, C15 respectively, and 5 ports of second port set of optical fiber switch C are C21, C22, C23, C24, C25 respectively.
Connected by multi-core fiber between optical fiber switch A, optical fiber switch B, optical fiber switch C.Optical fiber switch A is inner, and A11 and A22 is connected, A12 and A23 is connected, A13 and A24 is connected, A14 and A25 is connected, A15 and A21 is connected.Optical fiber switch B is inner, optical fiber switch C inside connected by similar mode.
B11 and B22 is connected, B12 and B23 is connected, B13 and B24 is connected, B14 and B25 is connected, B15 and B21 is connected.Optical fiber switch C is inner, and C11 and C22 is connected, C12 and C23 is connected, C13 and C24 is connected, C14 and C25 is connected, C15 and C21 is connected.
Be connected as follows between optical fiber switch A with optical fiber switch B: A21 and B11 is connected, A22 and B12 is connected, A23 and B13 is connected, A24 and B14 is connected, A25 and B16 is connected.Be connected by similar mode between optical fiber switch B with optical fiber switch C, between optical fiber switch C with optical fiber switch A.
SDN controller D is connected with optical fiber switch A, optical fiber switch B, optical fiber switch C respectively.The described configuration of SDN controller A11, B11, C11 are transmit port.
Can comprise multiple separate optical fiber loop in said system, equivalence can become multiple point-to-point transmission system, between each optical fiber switch, data interaction realizes independence, transmitted in parallel and reception.The Point-to-Point system of optical fiber loop composition all can be configured by SDN controller, realizes the topological structure of switch interconnection system and the dynamic reconfigurable of bandwidth, significantly can reduce the complexity using and connect up of cable.By the configuration of SDN controller to optical fiber switch, one dimension, two dimension or multidimensional network can be interconnected into, realize loop extension, increase exchange scope flexibly.
The embodiment of the present invention additionally provides a kind of optical fiber switch, and this optical fiber switch comprises:
Multiple port and optical-fibre channel selector;
The plurality of port is connected by multi-core fiber with the port of other adjacent fiber switches, to form the multiple optical fiber loops in loop network and loop network;
Optical-fibre channel selector, for according to the configuration-direct received, selects the transmit port on optical fiber loop and this optical fiber loop and receiving port, and to make that each optical fiber loop exists a transmit port, other ports are receiving port.
In a kind of possible implementation, optical fiber switch is connected to form multiple optical fiber loop by displacement.For example, described multiple port is divided into the first port set and the second port set;
Kth port in first port set is connected with kth+1 port in the second port set, and the n-th port in the first port set is connected with the 1st port in the second port set, wherein, all has n port in the first port set and the second port set;
The i-th port in second port set is connected with the i-th port in the first port set of outside adjacent fiber switch;
Wherein, n is positive integer, and the span of k is [1, n-1], and the span of i is [1, n], and k, i are positive integer.
In order to increase the bandwidth between optical fiber switch, described optical-fibre channel selector, is further used for, according to the configuration-direct received, selecting the multiple ports on multiple optical fiber loop, and by the plurality of port transmitted in parallel data.
In a kind of possible implementation, described optical-fibre channel selector, is further used for the configuration-direct according to receiving, and determines the direction sending data in optical fiber loop upper port, and send data by port on the direction that this is determined.
In a kind of possible implementation, described optical fiber switch comprises further: electric mouth Ethernet switch, with server interconnect, for receiving the data that described server is sent, after carrying out exchanges data, the data of the signal of telecommunication to be sent are sent to electrical to optical converter, and the data of the signal of telecommunication sent by optical-electrical converter send to described server;
Described electrical to optical converter, be connected with described wavelength recombiner, for receiving the data of the signal of telecommunication described to be sent that described electric mouth Ethernet switch is sent, and the light signal that will the signal of telecommunication of different optical fiber switch sent to convert different wave length to, the described light signal to be sent be converted to is sent to wavelength recombiner;
Described wavelength recombiner, is connected with transmit port by optical fiber, for optical signal to be sent is become coupling optical signal, described coupling optical signal is sent to described transmit port;
By wavelength recombiner, utilize wavelength-division multiplex technique that the optical signal of different wave length is become a coupling optical signal, sent by an optical fiber.
Passage gate, for the first instruction that basis receives, gating receiving port;
At least one wavelength-selective switches, the corresponding receiving port of each wavelength-selective switches;
Described wavelength-selective switches, for according to the second instruction received, isolates the light signal that wavelength is the wavelength that described second instruction is specified, isolated light signal is sent to optical-electrical converter from the light signal received;
Wherein, the wavelength that the second instruction is specified may be that outside SDN controller obtains from the optical fiber switch sending this light signal, also may be to obtain from the corresponding relation of the wavelength pre-set and optical fiber switch.
Described optical-electrical converter, for converting the light signal received to the signal of telecommunication, and sends to described electric mouth Ethernet switch by the signal of telecommunication be converted to.
In addition, a kind of optical fiber switch that the present embodiment provides can also comprise management processor, is communicated with outside SDN controller by management processor.For example, first instruction of being sent by the SDN controller that management processor acceptance is outside, the second instruction, and the first instruction, the second instruction are sent to passage gate, wavelength-selective switches respectively.
Outside SDN controller can pass through optical-fibre channel selector, optical fiber switch is switched on different multi-core fibers, namely be switched on different loop networks, the even multidimensional interconnection of the one dimension of optical fiber switch, two dimension can be realized, form the more huge switching network of scale with this.Data center can be configured by SDN controller according to different demands, realizes seamless expansion by the switching of the loop combined optical fiber switch.
As shown in Figure 3, a kind of two dimensional optical fiber switch network schematic diagram of providing for the embodiment of the present invention of Fig. 3.For optical fiber switch 11, optical fiber switch 11 belongs to two loop networks, these two loop networks respectively: the first ring l network be formed by connecting by optical fiber switch 11, optical fiber switch 12, optical fiber switch 13, optical fiber switch 14; The second loop network be formed by connecting by optical fiber switch 11, optical fiber switch 21, optical fiber switch 31, optical fiber switch 41.Outside SDN controller by controlling the optical-fibre channel selector of optical fiber switch 11, can be switched to first ring l network or the second loop network optical fiber switch 11.
A kind of fibre switch that the present embodiment provides, exchanges data is carried out by electric mouth Ethernet switch and server, data interaction is carried out by the signal of telecommunication, so need the conversion being undertaken between the signal of telecommunication and light signal by electrical to optical converter and optical-electrical converter for server and electric mouth Ethernet switch.When needs outwards send data, data to be sent are sent to electrical to optical converter by electricity mouth Ethernet switch, because these data to be sent may send to different optical fiber switch, therefore, in order to distinguish the data sending to different fiber switch, by the light signal sending to the signal of telecommunication of different optical fiber switch to convert different wave length to, by the light signal sending to the signal of telecommunication of identical optical fiber switch to convert phase co-wavelength to, the i.e. corresponding wavelength of each target optical fiber switch, the wavelength that different target optical fiber switch is corresponding is different.When data is received, optical-electrical converter converts the light signal received to the signal of telecommunication, and the signal of telecommunication be converted to is sent to electric mouth Ethernet switch, after electric mouth Ethernet switch carries out exchanges data, the data after exchanging is sent to server.
In addition, can be connected by multi-core fiber between the optical fiber switch in the present embodiment.Optical fiber switch in the present embodiment, management processor can also be comprised, outside SDN controller is connected with the management processor of each optical fiber switch, outside SDN controller communicates with management processor, instruction can be sent to management processor by outside SDN controller, by management processor, instruction is transmitted to corresponding unit.For example, the first instruction is sent to management processor by outside SDN controller, and this first instruction is sent to passage gate by management processor; Second instruction is sent to management processor by SDN controller, and this second instruction is sent to wavelength-selective switches by management processor.SDN controller can also obtain the information of optical fiber switch by management processor, for example, in all wavelengths of the light signal that the source optical fiber switch that SDN controller obtains transmission data by management processor sends, receive the target wavelength that each target optical fiber switch of data is corresponding.
A kind of optical fiber switch that the embodiment of the present invention provides, see Fig. 4, comprising:
First port set 401, second port set 402; First port set 401, second port set 402 all has 5 ports.5 ports of the first port set 401 are D11, D12, D13, D14, D15 respectively, and 5 ports of the second port set 402 are D21, D22, D23, D24, D25 respectively, and wherein, D11 is transmit port.
D11 and D22 is connected, D12 and D23 is connected, D13 and D24 is connected, D14 and D25 is connected, D15 and D21 is connected.
Optical-fibre channel selector 403, for according to the configuration-direct received, selects the transmit port on optical fiber loop and this optical fiber loop and receiving port, and to make that each optical fiber loop exists a transmit port, other ports are receiving port.
Electricity mouth Ethernet switch 404, with server interconnect, for receiving the data that described server is sent, after carrying out exchanges data, the data of the signal of telecommunication to be sent are sent to electrical to optical converter 405, and the data of the signal of telecommunication sent by optical-electrical converter 409 send to described server;
Described electrical to optical converter 405, be connected with described wavelength recombiner 406, for receiving the data of the signal of telecommunication described to be sent that described electric mouth Ethernet switch 404 is sent, and the light signal that will the signal of telecommunication of different optical fiber switch sent to convert different wave length to, the described light signal to be sent be converted to is sent to wavelength recombiner 406;
Described wavelength recombiner 406, is connected with transmit port by optical fiber, for optical signal to be sent is become coupling optical signal, described coupling optical signal is sent to described transmit port;
Passage gate 407, for the first instruction that basis receives, gating receiving port;
5 wavelength-selective switches 408, the corresponding receiving port of each wavelength-selective switches 408;
Described wavelength-selective switches 408, for according to the second instruction received, isolates the light signal that wavelength is the wavelength that described second instruction is specified, isolated light signal is sent to optical-electrical converter 409 from the light signal received;
Described optical-electrical converter 409, for converting the light signal received to the signal of telecommunication, and sends to described electric mouth Ethernet switch 404 by the signal of telecommunication be converted to.
In addition, the port in the first above-mentioned port set middle port and the second port set, is connected with the port of the optical fiber switch of outside respectively.
See the schematic diagram of a kind of optical fiber switch that Fig. 5, Fig. 5 provide for the embodiment of the present invention.In figure, E1 ~ En is the signal of telecommunication, O1 ~ On is light signal, Multiplex is wavelength recombiner, and being connected selector with wavelength recombiner is optical-fibre channel selector, is the first port set, the second port set in optical fiber displacement switch, wss is wavelength-selective switches, the selector be connected with wss is passage gate, and Tx is the transmit port of electric mouth Ethernet switch, and Rx is the receiving port of electric mouth Ethernet switch.Management processor is connected with the SDN controller of outside.
A kind of optical fiber switch system that the embodiment of the present invention provides and a kind of optical fiber switch, have following beneficial effect:
A kind of optical fiber switch system that the embodiment of the present invention provides and a kind of optical fiber switch, optical fiber switch in system connects successively, form loop network, two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network, exchanges data is carried out by these optical fiber loops between optical fiber switch, the optical fiber switch sending data does not need directly to be connected with the optical fiber switch receiving data, data can be transmitted between two optical fiber switch by optical fiber loop, the structure of whole network is simple, reduce the complexity of optical fiber switch network layout.
It should be noted that, in this article, the relational terms of such as first and second and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element " being comprised " limited by statement, and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical factor.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in the storage medium of embodied on computer readable, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium in.
Finally it should be noted that: the foregoing is only preferred embodiment of the present invention, only for illustration of technical scheme of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.
Claims (8)
1. an optical fiber switch system, is characterized in that, comprising: at least two optical fiber switch, software defined network SDN controllers;
All optical fiber switch connect successively, form loop network; Two optical fiber switch of arbitrary neighborhood are connected by multi-core fiber, form the multiple optical fiber loops in described loop network;
Described SDN controller, is connected with each optical fiber switch respectively, and there is a transmit port for configuring on each optical fiber loop, other ports are receiving port;
Each optical fiber switch comprises: the first port set and the second port set;
In each optical fiber switch, kth port in first port set is connected with the kth+l port in the second port set, the n-th port in first port set is connected with the 1st port in the second port set, wherein, all has n port in the first port set in described optical fiber switch and the second port set; In two optical fiber switch of arbitrary neighborhood, the i-th port in the second port set of the first optical fiber switch is connected with the i-th port in the first port set of the second optical fiber switch; Wherein, n is positive integer, and the span of k is [1, n-l], and the span of i is [1, n], and k, i are positive integer.
2. the system according to claim l, is characterized in that, described optical fiber switch, for the configuration according to described SDN controller, and transmitted in parallel and/or reception data on residing multiple optical fiber loops.
3. the system according to claim l, is characterized in that, described optical fiber switch, is further used for the configuration according to described SDN controller, determines the direction sending data on optical fiber loop, and send data on the direction that this is determined.
4. according to described system arbitrary in claim l to 4, it is characterized in that, described SDN controller, be further used for being numbered described optical fiber switch, determine send the optical fiber switch of data and receive the position of optical fiber switch of data according to this numbering, and send the optical fiber switch of data according to this Position Control and receive the optical-fibre channel selector of optical fiber switch to inside of data, wavelength-selective switches and optical-electrical converter and be configured.
5. an optical fiber switch, is characterized in that, comprising: multiple port and optical-fibre channel selector; The plurality of port is connected by multi-core fiber with the port of other adjacent fiber switches, to form the multiple optical fiber loops in loop network and loop network;
Optical-fibre channel selector, for according to the configuration-direct received, selects the transmit port on optical fiber loop and this optical fiber loop and receiving port, and to make that each optical fiber loop exists a transmit port, other ports are receiving port;
Described multiple port is divided into the first port set and the second port set;
Kth port in first port set is connected with the kth+l port in the second port set, and the n-th port in the first port set is connected with the 1st port in the second port set, wherein, all has n port in the first port set and the second port set;
The i-th port in second port set is connected with the i-th port in the first port set of outside adjacent fiber switch;
Wherein, n port is all had in the first port set in described optical fiber switch and the second port set; In two optical fiber switch of arbitrary neighborhood, the i-th port in the second port set of the first optical fiber switch is connected with the i-th port in the first port set of the second optical fiber switch; Wherein, n is positive integer, and the span of k is [1, n-l], and the span of i is [1, n], and k, i are positive integer.
6. optical fiber switch according to claim 5, is characterized in that, described optical-fibre channel selector, is further used for, according to the configuration-direct received, selecting the multiple ports on multiple optical fiber loop, and by the plurality of port transmitted in parallel data.
7. optical fiber switch according to claim 5, it is characterized in that, described optical-fibre channel selector, being further used for the configuration-direct according to receiving, determine the direction sending data in optical fiber loop upper port, and send data by port on the direction that this is determined.
8. according to described optical fiber switch arbitrary in claim 5 to 7, it is characterized in that, comprise further: electric mouth Ethernet switch, with server interconnect, for receiving the data that described server is sent, after carrying out exchanges data, the data of the signal of telecommunication to be sent are sent to electrical to optical converter, and the data of the signal of telecommunication sent by optical-electrical converter send to described server:
Described electrical to optical converter, be connected with described wavelength recombiner, for receiving the data of the signal of telecommunication described to be sent that described electric mouth Ethernet switch is sent, and the light signal that will the signal of telecommunication of different optical fiber switch sent to convert different wave length to, the described light signal to be sent be converted to is sent to wavelength recombiner;
Described wavelength recombiner, is connected with transmit port by optical fiber, for optical signal to be sent is become coupling optical signal, described coupling optical signal is sent to described transmit port;
Passage gate, for the first instruction that basis receives, gating receiving port; At least one wavelength-selective switches, the corresponding receiving port of each wavelength-selective switches;
Described wavelength-selective switches, for according to the second instruction received, isolates the light signal that wavelength is the wavelength that described second instruction is specified, isolated light signal is sent to optical-electrical converter from the light signal received;
Described optical-electrical converter, for converting the light signal received to the signal of telecommunication, and sends to described electric mouth Ethernet switch by the signal of telecommunication be converted to.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510036304.8A CN104579696B (en) | 2015-01-23 | 2015-01-23 | A kind of optical fiber switch system and a kind of optical fiber switch |
| PCT/CN2016/076023 WO2016116068A1 (en) | 2015-01-23 | 2016-03-10 | Optical fiber switch system and optical fiber switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510036304.8A CN104579696B (en) | 2015-01-23 | 2015-01-23 | A kind of optical fiber switch system and a kind of optical fiber switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104579696A CN104579696A (en) | 2015-04-29 |
| CN104579696B true CN104579696B (en) | 2016-04-20 |
Family
ID=53094974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510036304.8A Active CN104579696B (en) | 2015-01-23 | 2015-01-23 | A kind of optical fiber switch system and a kind of optical fiber switch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104579696B (en) |
| WO (1) | WO2016116068A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104579696B (en) * | 2015-01-23 | 2016-04-20 | 浪潮电子信息产业股份有限公司 | A kind of optical fiber switch system and a kind of optical fiber switch |
| CN104618026A (en) * | 2015-02-10 | 2015-05-13 | 浪潮电子信息产业股份有限公司 | Design method of optical fiber interconnection system |
| CN104579475A (en) * | 2015-02-26 | 2015-04-29 | 浪潮电子信息产业股份有限公司 | Shifter applied to optical fiber interchanger |
| CN105681932B (en) * | 2016-03-31 | 2018-10-02 | 中国人民解放军国防科学技术大学 | A kind of optical switch for supporting extensive, full light network |
| CN108134968A (en) * | 2017-12-25 | 2018-06-08 | 安徽亿格博睿信息科技有限公司 | A kind of fiber switching system and its data processing method |
| CN113301457A (en) * | 2020-06-09 | 2021-08-24 | 阿里巴巴集团控股有限公司 | Photoelectric transceiver and control method thereof |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6504963B1 (en) * | 1998-12-07 | 2003-01-07 | Sprint Communications Company L.P. | Optical fiber protection switch |
| US7002909B2 (en) * | 2001-07-25 | 2006-02-21 | Dorsal Networks, Inc. | Zero data loss network protection |
| US7242860B2 (en) * | 2002-10-18 | 2007-07-10 | Hitachi America, Ltd | Optical protection switching using 2 by 2 switching functions |
| CN104280833A (en) * | 2013-07-05 | 2015-01-14 | 深圳市中技源专利城有限公司 | Multi-core plastic optical fiber connector system |
| CN103795469B (en) * | 2014-02-27 | 2016-03-30 | 中国电子科技集团公司第三十四研究所 | Optical cross-matrix in a kind of fibre channel media and operation method |
| CN104579696B (en) * | 2015-01-23 | 2016-04-20 | 浪潮电子信息产业股份有限公司 | A kind of optical fiber switch system and a kind of optical fiber switch |
| CN104618273B (en) * | 2015-01-23 | 2017-07-28 | 浪潮电子信息产业股份有限公司 | The control system and channel resolver of a kind of optical fiber switch |
| CN104539560B (en) * | 2015-01-30 | 2017-09-26 | 浪潮电子信息产业股份有限公司 | Optical fiber switch system and its data processing method, channel resolver |
| CN104579475A (en) * | 2015-02-26 | 2015-04-29 | 浪潮电子信息产业股份有限公司 | Shifter applied to optical fiber interchanger |
-
2015
- 2015-01-23 CN CN201510036304.8A patent/CN104579696B/en active Active
-
2016
- 2016-03-10 WO PCT/CN2016/076023 patent/WO2016116068A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016116068A1 (en) | 2016-07-28 |
| CN104579696A (en) | 2015-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104579696B (en) | A kind of optical fiber switch system and a kind of optical fiber switch | |
| US10454585B2 (en) | Data center network system and signal transmission system | |
| CN107104737B (en) | A kind of node device port expansion system and method based on optical fiber interconnections | |
| CN101605151A (en) | A kind of system that is used for track traffic regional interlock and interior communication | |
| EP2810451A1 (en) | Scalable optical broadcast interconnect | |
| CN104618026A (en) | Design method of optical fiber interconnection system | |
| CN101582723A (en) | CAN bus physical layer structure based on 1XN passive optical splitter (POS) | |
| CN107509125B (en) | Distributed photoelectric hybrid switching structure | |
| CN104618273B (en) | The control system and channel resolver of a kind of optical fiber switch | |
| CN104868953A (en) | Extensible multi-channel serial port optical transceiver based on FPGA (field programmable gate array) | |
| CN105162514A (en) | Optical fiber ring network communication system and method | |
| CN102523141B (en) | Method for networking and cascading electronic equipment by using universal serial port technique | |
| CN104333205A (en) | Converter valve stage control device for flexible alternating current power transmission | |
| CN104539560B (en) | Optical fiber switch system and its data processing method, channel resolver | |
| CN105359432B (en) | The communication system and communication means of a kind of data center | |
| CN103067795A (en) | Multiple frame trunking system and central exchanging frame and method capable of achieving data exchange | |
| CN202282779U (en) | Optical cable jumper wire device | |
| CN112187396B (en) | Communication system and method suitable for flexible direct current converter valve | |
| CN202103669U (en) | Automatic management system for power distribution network | |
| CN107222797B (en) | Power distribution EPON communication networking system of spider web-like model | |
| CN218772203U (en) | MPO optical fiber distributed KVM transmission controller | |
| CN109713883A (en) | A kind of optical fiber ring network Communication topology for cascaded high-voltage frequency converter | |
| CN104579475A (en) | Shifter applied to optical fiber interchanger | |
| CN104953420A (en) | Integrated cable | |
| CN102158287B (en) | Star-network-based serial communication module and control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |