The content of the invention
An embodiment of the present invention provides a kind of optical interconnection system, node, optical-fiber network controller and the method for transmitting data, energy
Enough improve data transmission efficiency.
First aspect, there is provided a kind of optical interconnection system, including:
Multiple nodes, at least one optical-fiber network and at least one optical-fiber network controller;
Each node in the plurality of node is used to generate the first signal and the second signal according to data to be sent, this first
Signal is used to ask transmission link, which is used for transmission the data to be sent, which is sent to this extremely
A few optical-fiber network controller, which is sent at least one optical-fiber network;
At least one optical-fiber network controller is used to determine that the data to be sent are at least one at this according to first signal
The optical link transmitted in optical-fiber network, controls the photoswitch at least one optical-fiber network to establish the optical link;
At least one optical-fiber network is used to transmit the secondary signal by the optical link.
With reference to first aspect, in the first possible implementation, which includes at least one child node, section
Base site controller, optical transmitter;
Each child node at least one child node is used to send the data to be sent to the Node Controller;
The Node Controller is used to generate routing request signal according to the data to be sent, the routing request signal for this
One signal, the routing request signal include the purpose information of the data to be sent, which are sent to this at least
One optical-fiber network controller, and the route replies signal that at least one optical-fiber network controller is sent is received, should according to the route
Signal is answered by the data sending to be sent to the optical transmitter;
The optical transmitter is used to the data to be sent being converted to optical signal to be sent, which is should
Secondary signal, which is sent at least one optical-fiber network;
At least one optical-fiber network controller is used for the routing request signal for receiving Node Controller transmission, according to this
The purpose information of data to be sent, determines the output port of the data to be sent, to determine the optical link, to the Node Controller
The route replies signal is sent, controls the photoswitch at least one optical-fiber network to establish the optical link.
With reference to first aspect, in second of possible implementation, which includes at least one child node, section
Base site controller, optical transmitter;
Each child node at least one child node is used to send the data to be sent to the Node Controller;
The Node Controller is used for the data sending to be sent to the optical transmitter;
The optical transmitter is used to the data to be sent being converted to optical signal to be sent, by the optical signal to be sent
A part sent as first signal at least one optical-fiber network controller, by other in the optical signal to be sent
Part is sent at least one optical-fiber network as the secondary signal;
At least one optical-fiber network controller is used for first signal for receiving optical transmitter transmission, by first signal
Electric signal is converted to, the purpose information of the data to be sent is extracted from the electric signal of conversion, according to the mesh of the data to be sent
Information determine the output ports of the data to be sent, to determine the optical link, control the light at least one optical-fiber network to open
Close to establish the optical link.
Possible implementation in first or two with reference to first aspect, in the third possible implementation, the section
Base site controller is additionally operable to cache the data to be sent and/or serialization processing.
The possible implementation of any of possible implementation in the first to three with reference to first aspect, the 4th
In the possible implementation of kind, which further includes:
Optical receiver, the optical signal of other nodes for receiving at least one optical-fiber network transmission, the light that will be received
Signal is converted to electric signal.
Second aspect, there is provided a kind of node, including:At least one child node, Node Controller, optical transmitter;
Each child node at least one child node is used to send the data to be sent to the Node Controller;
The Node Controller includes:
Route requests unit, for generating routing request signal according to the data to be sent, which includes
The purpose information of the data to be sent, which is sent at least one optical-fiber network controller, the route requests
Signal determines the optical link that the data to be sent are transmitted at least one optical-fiber network at least one optical-fiber network controller,
And the photoswitch at least one optical-fiber network is controlled to establish the optical link;
Receiving unit is route, the route replies signal sent for receiving at least one optical-fiber network controller;
Processing unit, for according to the route replies signal by the data sending to be sent to the optical transmitter;
The optical transmitter is used to the data to be sent being converted to optical signal to be sent, which is sent out
Send at least one optical-fiber network, so that at least one optical-fiber network transmits the optical signal to be sent by the optical link.
With reference to second aspect, in the first possible implementation, which is additionally operable to the data to be sent
Cached and/or serialization is handled.
With reference to the possible implementation of the first of second aspect or second aspect, in second of possible implementation
In, which further includes:
Optical receiver, the optical signal of other nodes for receiving at least one optical-fiber network transmission, the light that will be received
Signal is converted to electric signal.
The third aspect, there is provided a kind of node, including:At least one child node, Node Controller, optical transmitter;
Each child node at least one child node is used to send the data to be sent to the Node Controller;
The Node Controller is used for the data sending to be sent to the optical transmitter;
The optical transmitter is used to the data to be sent being converted to optical signal to be sent, by the optical signal to be sent
The first signal send at least one optical-fiber network controller, first signal be the optical signal to be sent in a part,
First signal determines what the data to be sent were transmitted at least one optical-fiber network at least one optical-fiber network controller
Optical link and the photoswitch at least one optical-fiber network is controlled to establish the optical link, by the optical signal to be sent
Secondary signal is sent at least one optical-fiber network, which is the other parts in the optical signal to be sent, so that
At least one optical-fiber network transmits the secondary signal by the optical link.
With reference to the third aspect, in the first possible implementation, which is additionally operable to the number to be sent
According to cached and/or serialization processing.
With reference to the possible implementation of the first of the third aspect or the third aspect, in second of possible implementation
In, which further includes:
Optical receiver, the optical signal of other nodes for receiving at least one optical-fiber network transmission, the light that will be received
Signal is converted to electric signal.
Fourth aspect, there is provided a kind of optical-fiber network controller, including:
Route requests receiver, the routing request signal sent for receiving node, the routing request signal include the section
The purpose information of the data to be sent of point;
Routing scheduling unit, for the purpose information according to the data to be sent, determines the data to be sent at least one
The optical link transmitted in a optical-fiber network;
Route replies device, for sending route replies signal to the node, so that the node is according to the route replies signal
The data to be sent are converted to optical signal to be sent to send at least one optical-fiber network;
Photoswitch controller, for controlling the photoswitch at least one optical-fiber network to establish the optical link.
With reference to fourth aspect, in the first possible implementation, which is used for be sent according to this
The purpose information of data, determines the output port of the data to be sent, to determine the optical link.
With reference to the possible implementation of the first of fourth aspect or fourth aspect, in second of possible implementation
In, which is additionally operable to monitor the on off state of the photoswitch at least one optical-fiber network.
5th aspect, there is provided a kind of optical-fiber network controller, including:
Optical receiver, the first signal sent for receiving node, first signal turn data to be sent for the node
A part in the optical signal to be sent got in return, the other parts in the optical signal to be sent are as secondary signal by this
Node is sent at least one optical-fiber network, which is converted to electric signal;
Routing scheduling unit, it is to be sent according to this for extracting the purpose information of the data to be sent from the electric signal
The purpose information of data determines the optical link that the data to be sent are transmitted at least one optical-fiber network;
Photoswitch controller, for controlling the photoswitch at least one optical-fiber network to establish the optical link.
With reference to the 5th aspect, in the first possible implementation, which is used for be sent according to this
The purpose information of data, determines the output port of the data to be sent, to determine the optical link.
With reference to the 5th aspect or the first possible implementation of the 5th aspect, in second of possible implementation
In, which is additionally operable to monitor the on off state of the photoswitch at least one optical-fiber network.
6th aspect, there is provided a kind of method that data are transmitted in optical interconnection system, the optical interconnection system include multiple sections
Point, at least one optical-fiber network and at least one optical-fiber network controller;
This method includes:
Each node in the plurality of node generates the first signal and the second signal, first signal according to data to be sent
For asking transmission link, which is used for transmission the data to be sent, by first signal send to this at least one
A optical-fiber network controller, which is sent at least one optical-fiber network;
At least one optical-fiber network controller determines the data to be sent at least one light net according to first signal
The optical link transmitted in network, controls the photoswitch at least one optical-fiber network to establish the optical link;
At least one optical-fiber network transmits the secondary signal by the optical link.
With reference to the 6th aspect, in the first possible implementation, each node is according to data to be sent generation the
One signal and secondary signal, including:
Each node generates routing request signal according to the data to be sent, which is first letter
Number, which includes the purpose information of the data to be sent;
The data to be sent are converted to optical signal to be sent by each node, the optical signal to be sent for this second
Signal;
At least one optical-fiber network controller determines the data to be sent at least one light net according to first signal
The optical link transmitted in network, including:
At least one optical-fiber network controller determines the defeated of the data to be sent according to the purpose information of the data to be sent
Exit port, to determine the optical link;
This method further includes:
At least one optical-fiber network controller sends route replies signal to each node;
Each node receives the route replies signal that at least one optical-fiber network controller is sent;
Each node sends the secondary signal at least one optical-fiber network, including:
Each node sends the secondary signal at least one optical-fiber network according to the route replies signal.
With reference to the 6th aspect, in second of possible implementation, each node is according to data to be sent generation the
One signal and secondary signal, including:
The data to be sent are converted to optical signal to be sent by each node, by one in the optical signal to be sent
Part is used as first signal, using the other parts in the optical signal to be sent as the secondary signal;
At least one optical-fiber network controller determines the data to be sent at least one light net according to first signal
The optical link transmitted in network, including:
First signal is converted to electric signal by least one optical-fiber network controller, and extraction should from the electric signal of conversion
The purpose information of data to be sent, the output port of the data to be sent is determined according to the purpose information of the data to be sent, with
Determine the optical link.
With reference to the 6th aspect first or two in possible implementation, in the third possible implementation, at this
Before the data to be sent are converted to optical signal to be sent by each node, this method further includes:
The data to be sent are cached each node and/or serialization processing.
Based on above-mentioned technical proposal, the embodiment of the present invention is true by the first signal that optical-fiber network controller is sent according to node
Fixed number controls the photoswitch in optical-fiber network optical-fiber network passes through to establish the optical link according to the optical link that is transmitted in optical-fiber network
The secondary signal that the optical link transmission node is sent can improve transmission bandwidth and transmission speed to transmit data, reduce power consumption,
So as to improve data transmission efficiency.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is the part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other reality that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example is applied, should all belong to the scope of protection of the invention.
Fig. 1 shows the schematic diagram of optical interconnection system 100 according to embodiments of the present invention.
Optical interconnection system 100 includes:Multiple nodes 110, at least one optical-fiber network 120 and at least one optical-fiber network controller
130.At least one optical-fiber network 120 and at least one optical-fiber network controller 130 composition optical switching network.
It illustrate only an optical-fiber network 120 and an optical-fiber network controller 130 in Fig. 1, but this should not be construed as to this hair
The limitation of bright protection domain.For example, optical interconnection system 100 can also include multiple optical-fiber networks 120 and a light net as shown in Figure 2
Network controller 130, or include multiple optical-fiber networks 120 and multiple optical-fiber network controllers 130 as shown in Figure 3.In addition, including more
Can be with the case of a optical-fiber network and multiple optical-fiber network controllers, between multiple optical-fiber networks and between multiple optical-fiber network controllers
(as shown in Figure 3) is connected using parallel way, can also adopt and be connected serially.When using series system, multiple light nets
The data of the optical link common transport node of network series connection, can mutually transmit control information between multiple optical-fiber network controllers.
Each node 110 in multiple nodes 110 is used to generate the first signal and the second signal according to data to be sent, should
First signal be used for ask transmission link, which is used for transmission the data to be sent, by first signal send to
At least one optical-fiber network controller 130, which is sent at least one optical-fiber network 120.
At least one optical-fiber network controller 130 be used for according to first signal determine the data to be sent this at least one
The optical link transmitted in a optical-fiber network 120, controls the photoswitch at least one optical-fiber network 120 to establish the optical link.
At least one optical-fiber network 120 is used to transmit the secondary signal by the optical link.
Since node 110 sends the first signal to optical-fiber network controller 130 respectively, secondary signal is sent to optical-fiber network 120,
The first signal that optical-fiber network controller 130 can be sent according to node 110 determines that data to be sent are transmitted in optical-fiber network 120
Optical link, and control the photoswitch in optical-fiber network 120 optical-fiber network 120 can be passed by the optical link to establish the optical link
The secondary signal that defeated node 110 is sent, so that by data transfer to be sent to corresponding destination node.In this way, node it
Between can by optical-fiber network transmit data, conveyor is roomy, and speed is fast, and the power consumption of system is also low.
Therefore, the optical interconnection system of the embodiment of the present invention, the first signal sent by optical-fiber network controller according to node
Determine the optical link that data are transmitted in optical-fiber network, and control the photoswitch in optical-fiber network optical-fiber network leads to establish the optical link
The secondary signal of optical link transmission node transmission is crossed to transmit data, transmission bandwidth and transmission speed can be improved, reduce work(
Consumption, so as to improve data transmission efficiency.
Fig. 4 shows the schematic block diagram of node 110 according to embodiments of the present invention.
The node 110 includes at least one child node 111, Node Controller 112 and optical transmitter 113.
Child node 111 can be central processing unit (Central Processing Unit, CPU), memory, accelerator, net
The one or several kinds of network or storage device etc..When child node 111 is wholly or largely CPU, node 110 can be considered as
Cpu node;When child node 111 is wholly or largely memory, node 110 can be considered as memory node;Similarly, there are other
I/O nodes, accelerator node etc..In addition, it can also be interconnected between child node 111 by electric signal, it is also possible to also have
Part child node 111 does not interconnect with optical transmitter 113, in information above Fig. 4 and is not drawn into.Node Controller 112 and light are sent
Device 113 can have an one or more, only with an example in Fig. 4.
Optical transmitter 113 is used to convert electrical signals to optical signal.Optical transmitter 113 can include laser, and/or light
Modulator, and/or optical multiplexer etc..
Node Controller 112 is used for the transmission for controlling data, and data can also be handled.
Alternatively, in an embodiment of the invention, each child node 111 at least one child node 111 is used for
The data to be sent are sent to the Node Controller 112;
The Node Controller 112 is used to generate routing request signal according to the data to be sent, which is
First signal, the routing request signal include the purpose information of the data to be sent, which are sent to this
At least one optical-fiber network controller 130, and receive the route replies signal that at least one optical-fiber network controller 130 is sent, root
According to the route replies signal by the data sending to be sent to the optical transmitter 113;
The optical transmitter 113 is used to the data to be sent being converted to optical signal to be sent, the optical signal to be sent
For the secondary signal, which is sent at least one optical-fiber network 120;
At least one optical-fiber network controller 130 is used for the routing request signal for receiving the Node Controller 112 transmission,
According to the purpose information of the data to be sent, the output port of the data to be sent is determined, to determine the optical link, to the node
Controller 130 sends the route replies signal, controls the photoswitch at least one optical-fiber network 120 to establish the optical link.
Specifically, in the present embodiment, when child node 111 will send data, Node Controller 112 is according to be sent
Data generation routing request signal (the first signal), for asking to transmit the data to be sent to optical-fiber network controller 130
Link, which includes the purpose information of the data to be sent, such as destination address or destination interface.For example, the mesh
Information can use data number-data length-destination address form.Alternatively, which can also wrap
Containing other information, such as precedence information etc..Node Controller 112 sends the routing request signal to optical-fiber network controller
130.The purpose information of the to be sent data of the optical-fiber network controller 130 in the routing request signal, determines that this is to be sent
The output port of data, to determine the optical link.Alternatively, optical-fiber network controller 130 can first dock received signal and carry out
Caching and/or data processing, then the purpose information of each transmission child node is arranged, to the input port and output terminal of optical-fiber network 120
Mouth carries out routing matching, and there are during link competition, corresponding sending node and destination node are arbitrated etc., final to determine
The optical link of transmission node data.Optical-fiber network controller 130 sends route replies signal to the Node Controller 112, and generates
Optical switch control signal, controls the photoswitch in optical-fiber network 120 to establish the optical link.Node Controller 112 receives optical-fiber network
After the route replies signal that controller 130 is sent, according to the route replies signal, the data sending to be sent to the light is sent
Device 113.Alternatively, which first can also cache the data to be sent and/or serialization is handled.Light
The data to be sent are converted to optical signal to be sent (secondary signal) by transmitter 113, by optical signal to be sent send to
Optical-fiber network 120.In this way, optical-fiber network 120 can transmit the optical signal to be sent by the optical link built up, so that will be to be sent
Data transfer to corresponding destination node.
Alternatively, optical-fiber network controller 130 can also determine the retention time of the optical link in the lump, to the node control
The route replies signal that device 112 is sent includes the retention time of the optical link.For example, in this case, the route replies
Signal can use the form of the retention time of data number-optical link.Node Controller 112 receives optical-fiber network controller 130
After the route replies signal of the retention time including the optical link sent, according to the route replies signal, in the optical link
By the data sending to be sent to the optical transmitter 113 in retention time.
Alternatively, if failing to establish the optical link, optical-fiber network controller 130 can send road to the Node Controller 112
By failure signal, or any answer signal is not sent.Correspondingly, if Node Controller 112 receive routing failure signal or
Any answer signal is not received, then does not send the data to be sent.
Alternatively, in another embodiment, each child node 111 at least one child node 111 is used
In to the Node Controller 112 send the data to be sent;
The Node Controller 112 is used for the data sending to be sent to the optical transmitter 113, alternatively, the node control
First the data to be sent can also be cached for device 112 processed and/or serialization processing;
The optical transmitter 113 is used to the data to be sent being converted to optical signal to be sent, which is believed
A part in number is sent at least one optical-fiber network controller 130 as first signal, by the optical signal to be sent
In other parts sent as the secondary signal at least one optical-fiber network 120;
At least one optical-fiber network controller 130 is used for first signal for receiving the optical transmitter 113 transmission, by this
One signal is converted to electric signal, and the purpose information of the data to be sent is extracted from the electric signal of conversion, according to the number to be sent
According to purpose information determine the output ports of the data to be sent, to determine the optical link, control at least one optical-fiber network 120
In photoswitch to establish the optical link.
Specifically, in the present embodiment, child node 111 by data sending to be sent to Node Controller 112.Node
Controller 112 by the data sending to be sent to the optical transmitter 113, alternatively, the Node Controller 112 is first to the number to be sent
According to being cached and/or serialization processing, then by the data sending to be sent to the optical transmitter 113.Optical transmitter 113 should
Data to be sent are converted to optical signal to be sent, and the optical signal to be sent is divided into two parts, by a portion (
One signal) send to optical-fiber network controller 130, another part (secondary signal) is sent to optical-fiber network 120.For example, can profit
Optical signal is respectively sent to optical-fiber network 120 and optical-fiber network controller 130 with beam splitter, alternatively, some of optical transmitter 113
Or certain several passage (lane) sends optical signal to optical-fiber network controller 130, other lane send optical signal to optical-fiber network 120.
After optical-fiber network controller 130 receives the first signal of the transmission of optical transmitter 113, which is converted into electric signal, from
The purpose information of the data to be sent is extracted in the electric signal of conversion, determines that this is pending according to the purpose information of the data to be sent
The output port of data is sent, to determine the optical link.For example, optical-fiber network controller 130 is according to the purpose information, to optical-fiber network
120 input port and output port carry out routing matching, there are during link competition, to corresponding sending node and purpose section
Point is arbitrated etc., the optical link of final definite transmission node data.Optical-fiber network controller 130 generates photoswitch control letter at the same time
Number, control the photoswitch in optical-fiber network 120 to establish the optical link.In this way, optical-fiber network 120 can be passed by the optical link built up
Defeated secondary signal, so that by data transfer to be sent to corresponding destination node.
In embodiments of the present invention, alternatively, as shown in figure 5, node 110 further includes:
Optical receiver 114, the optical signal of other nodes transmitted for receiving at least one optical-fiber network 120, will receive
To optical signal be converted to electric signal.
Optical receiver 114 is used to convert optical signal into electric signal.Optical receiver 114 can include optical detector, and/or
Optical filter, and/or optical demultiplexer etc..After optical receiver 114 receives optical signal, opto-electronic conversion is carried out, is then sent
To Node Controller 112.Node Controller 112 sends the signal to corresponding child node 111, or signal is carried out caching and/
Or sent after parallelization processing to corresponding child node 111.
Fig. 6 shows the schematic block diagram of node 600 according to an embodiment of the invention.
As shown in fig. 6, node 600 includes:At least one child node 610, Node Controller 620 and optical transmitter 630.
Each child node 610 at least one child node 610 is to be sent for sending this to the Node Controller 620
Data.
The Node Controller 620 includes:Route requests unit 621, route receiving unit 622 and processing unit 623.
Route requests unit 621 is used to generate routing request signal, the routing request signal bag according to the data to be sent
The purpose information of the data to be sent is included, which is sent please at least one optical-fiber network controller, the route
Signal is asked to determine the light chain that the data to be sent are transmitted at least one optical-fiber network at least one optical-fiber network controller
Road, and control the photoswitch at least one optical-fiber network to establish the optical link.
Route receiving unit 622 is used to receive the route replies signal that at least one optical-fiber network controller is sent.
Processing unit 623 is used for the data sending to be sent to the optical transmitter 630 according to the route replies signal.
The optical transmitter 630 is used to the data to be sent being converted to optical signal to be sent, which is believed
Number send at least one optical-fiber network, believe so that at least one optical-fiber network transmits the light to be sent by the optical link
Number.
The node of the embodiment of the present invention, the route requests generated according to data to be sent are sent to optical-fiber network controller and are believed
Number, optical-fiber network controller is established the optical link that data to be sent are transmitted in optical-fiber network, by by the light of data conversion to be sent
Signal is sent to optical-fiber network, optical-fiber network is transmitted data to be sent by the optical link, can improve transmission bandwidth and transmission speed
Degree, reduces power consumption, so as to improve data transmission efficiency.
In embodiments of the present invention, alternatively, as shown in fig. 7, node 600 further includes:
Optical receiver 640, the optical signal of other nodes for receiving at least one optical-fiber network transmission, by what is received
Optical signal is converted to electric signal.
In embodiments of the present invention, alternatively, the processing unit 623 be additionally operable to the data to be sent carry out caching and/
Or serialization processing.
For example, as shown in figure 8, it can also include in processing unit 623:Buffer unit 6231, and/or, SerDes units
6232。
Buffer unit 6231 is used to the data of child node 610 carrying out caching process.
SerDes units 6232 are serializer (Serializer)/deserializer (Deserializer), for by child node
610 or buffer unit 6231 in data serializing processing, the rate-matched with optical transmitter 630 is allowed to, alternatively, will be connect from light
The data parallelization processing that device 640 receives is received, is allowed to the rate-matched with child node 610 or buffer unit 6231.
Fig. 9 shows the schematic block diagram of node 900 in accordance with another embodiment of the present invention.
As shown in figure 9, node 900 includes:At least one child node 910, Node Controller 920, optical transmitter 930.
Each child node 910 at least one child node 910 is to be sent for sending this to the Node Controller 920
Data.
The Node Controller 920 is used for the data sending to be sent to the optical transmitter 930.
The optical transmitter 930 is used to the data to be sent being converted to optical signal to be sent, which is believed
The first signal in number is sent at least one optical-fiber network controller, which is one in the optical signal to be sent
Point, which determines that the data to be sent are transmitted at least one optical-fiber network at least one optical-fiber network controller
Optical link and control the photoswitch at least one optical-fiber network to establish the optical link, by the optical signal to be sent
Secondary signal send at least one optical-fiber network, which is the other parts in the optical signal to be sent, with
At least one optical-fiber network is set to transmit the secondary signal by the optical link.
The node of the embodiment of the present invention, the part in optical signal to be sent is sent to optical-fiber network controller, makes light net
Network controller establishes the optical link that data to be sent are transmitted in optical-fiber network, and its in optical signal to be sent is sent to optical-fiber network
His part, makes optical-fiber network transmit data to be sent by the optical link, can improve transmission bandwidth and transmission speed, reduces work(
Consumption, so as to improve data transmission efficiency.
In embodiments of the present invention, alternatively, as shown in figure 9, node 900 further includes:
Optical receiver 940, the optical signal of other nodes for receiving at least one optical-fiber network transmission, by what is received
Optical signal is converted to electric signal.
In embodiments of the present invention, alternatively, which is additionally operable to cache the data to be sent
And/or serialization processing.
For example, as shown in figure 9, it can also include in Node Controller 920:Buffer unit 921, and/or, SerDes units
922。
Buffer unit 921 is used to the data of child node 910 carrying out caching process.
SerDes units 922 are used to handle the data serializing in child node 910 or buffer unit 921, are allowed to and light
The rate-matched of transmitter 930, alternatively, by the data parallelization received from optical receiver 940 processing, is allowed to and child node
910 or the rate-matched of buffer unit 921.
Figure 10 shows the schematic block diagram of optical-fiber network controller 1000 according to an embodiment of the invention.
As shown in Figure 10, optical-fiber network controller 1000 includes:
Route requests receiver 1010, the routing request signal sent for receiving node, the routing request signal include
The purpose information of the data to be sent of the node;
Routing scheduling unit 1020, for the purpose information according to the data to be sent, determines the data to be sent extremely
The optical link transmitted in a few optical-fiber network;
Route replies device 1030, for sending route replies signal to the node, so that the node is according to the route replies
The data to be sent are converted to optical signal to be sent and sent at least one optical-fiber network by signal;
Photoswitch controller 1040, for controlling the photoswitch at least one optical-fiber network to establish the optical link.
The optical-fiber network controller of the embodiment of the present invention, determines that the data of node exist according to the routing request signal that node is sent
The optical link transmitted in optical-fiber network, and the photoswitch in optical-fiber network is controlled to establish the optical link, optical-fiber network is passed through the light chain
The data of road transmission node, can improve transmission bandwidth and transmission speed, reduce power consumption, so as to improve data transfer effect
Rate.
In embodiments of the present invention, alternatively, which is used for the purpose according to the data to be sent
Information, determines the output port of the data to be sent, to determine the optical link.
That is, routing scheduling unit 1020 there can also be address of cache, the purpose of data to be sent is believed
Breath resolves to output port.
In embodiments of the present invention, alternatively, which is additionally operable to monitor at least one optical-fiber network
In photoswitch on off state.
That is, photoswitch controller 1040 can also have on off state monitoring function, in optical-fiber network is monitored
The on off state of photoswitch is controlled while the on off state of photoswitch.
Figure 11 shows the schematic block diagram of optical-fiber network controller 1100 in accordance with another embodiment of the present invention.
As shown in figure 11, optical-fiber network controller 1100 includes:
Optical receiver 1110, the first signal sent for receiving node, first signal are the node by number to be sent
According to the part in the optical signal to be sent being converted to, the other parts in the optical signal to be sent are as secondary signal
Sent by the node at least one optical-fiber network, which is converted into electric signal;
Routing scheduling unit 1120, for extracting the purpose information of the data to be sent from the electric signal, is treated according to this
The purpose information for sending data determines the optical link that the data to be sent are transmitted at least one optical-fiber network;
Photoswitch controller 1130, for controlling the photoswitch at least one optical-fiber network to establish the optical link.
The optical-fiber network controller of the embodiment of the present invention, the part in the optical signal to be sent of node transmission determine
The optical link that the data of node are transmitted in optical-fiber network, and the photoswitch in optical-fiber network is controlled to establish the optical link, make light net
Network can improve transmission bandwidth and transmission speed, power consumption be reduced, so as to improve by the data of the optical link transmission node
Data transmission efficiency.
In embodiments of the present invention, alternatively, which is used for the purpose according to the data to be sent
Information, determines the output port of the data to be sent, to determine the optical link.
That is, routing scheduling unit 1120 there can also be address of cache, the purpose of data to be sent is believed
Breath resolves to output port.
In embodiments of the present invention, alternatively, which is additionally operable to monitor at least one optical-fiber network
In photoswitch on off state.
That is, photoswitch controller 1130 can also have on off state monitoring function, in optical-fiber network is monitored
The on off state of photoswitch is controlled while the on off state of photoswitch.
Figure 12 shows the indicative flowchart for the method 1200 that data are transmitted in the optical interconnection system of the embodiment of the present invention.
The optical interconnection system includes multiple nodes, at least one optical-fiber network and at least one optical-fiber network controller.For example, should
Optical interconnection system can be the optical interconnection system 100 of the foregoing embodiment of the present invention.
As shown in figure 12, this method 1200 includes:
S1210, each node in the plurality of node generate the first signal and the second signal according to data to be sent, this
One signal is used to ask transmission link, which is used for transmission the data to be sent, which is sent to this
At least one optical-fiber network controller, which is sent at least one optical-fiber network;
S1220, at least one optical-fiber network controller according to first signal determine the data to be sent this at least one
The optical link transmitted in a optical-fiber network, controls the photoswitch at least one optical-fiber network to establish the optical link;
S1230, at least one optical-fiber network transmit the secondary signal by the optical link.
The method of the transmission data of the embodiment of the present invention, the first signal sent by optical-fiber network controller according to node are true
Fixed number controls the photoswitch in optical-fiber network optical-fiber network passes through to establish the optical link according to the optical link that is transmitted in optical-fiber network
The secondary signal that the optical link transmission node is sent can improve transmission bandwidth and transmission speed to transmit data, reduce power consumption,
So as to improve data transmission efficiency.
Alternatively, in an embodiment of the invention, which generates the first signal and the according to data to be sent
Binary signal, including:
Each node generates routing request signal according to the data to be sent, which is first letter
Number, which includes the purpose information of the data to be sent;
The data to be sent are converted to optical signal to be sent by each node, the optical signal to be sent for this second
Signal;
At least one optical-fiber network controller determines the data to be sent at least one light net according to first signal
The optical link transmitted in network, including:
At least one optical-fiber network controller determines the defeated of the data to be sent according to the purpose information of the data to be sent
Exit port, to determine the optical link;
This method 1200 further includes:
At least one optical-fiber network controller sends route replies signal to each node;
Each node receives the route replies signal that at least one optical-fiber network controller is sent;
Each node sends the secondary signal at least one optical-fiber network, including:
Each node sends the secondary signal at least one optical-fiber network according to the route replies signal.
Alternatively, in another embodiment, each node according to data to be sent generate the first signal and
Secondary signal, including:
The data to be sent are converted to optical signal to be sent by each node, by one in the optical signal to be sent
Part is used as first signal, using the other parts in the optical signal to be sent as the secondary signal;
At least one optical-fiber network controller determines the data to be sent at least one light net according to first signal
The optical link transmitted in network, including:
First signal is converted to electric signal by least one optical-fiber network controller, and extraction should from the electric signal of conversion
The purpose information of data to be sent, the output port of the data to be sent is determined according to the purpose information of the data to be sent, with
Determine the optical link.
In embodiments of the present invention, alternatively, the data to be sent are converted to light to be sent in each node to believe
Before number, this method 1200 further includes:
The data to be sent are cached each node and/or serialization processing.
The corresponding flow of the method 1200 of the transmission data of the embodiment of the present invention can be respectively by the foregoing each implementation of the present invention
Node, optical-fiber network controller, optical-fiber network in example perform, for sake of simplicity, details are not described herein.
It is to be understood that the specific example in the present invention is intended merely to help those skilled in the art to more fully understand the present invention
Embodiment, the scope for the embodiment that is not intended to limit the present invention.
It should also be understood that in various embodiments of the present invention, the size of the sequence number of above-mentioned each process is not meant to perform
The priority of order, the execution sequence of each process should be determined with its function and internal logic, without the reality of the reply embodiment of the present invention
Apply process and form any restriction.
It should also be understood that in embodiments of the present invention, term "and/or" is only that a kind of association for describing affiliated partner is closed
System, expression may have three kinds of relations.For example, A and/or B, can represent:Individualism A, while there are A and B, individualism
These three situations of B.In addition, character "/" herein, it is a kind of relation of "or" to typically represent forward-backward correlation object.
Those of ordinary skill in the art may realize that each exemplary list described with reference to the embodiments described herein
Member and algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware
With the interchangeability of software, each exemplary composition and step are generally described according to function in the above description.This
A little functions are performed with hardware or software mode actually, application-specific and design constraint depending on technical solution.Specially
Industry technical staff can realize described function to each specific application using distinct methods, but this realization is not
It is considered as beyond the scope of this invention.
It is apparent to those skilled in the art that for convenience of description and succinctly, the dress of foregoing description
The specific work process with unit, and the idiographic flow of method are put, may be referred to the corresponding description in aforementioned system embodiment,
Details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Division, is only a kind of division of logic function, can there is other dividing mode, such as multiple units or component when actually realizing
Another system can be combined or be desirably integrated into, or some features can be ignored, or do not perform.In addition, shown or beg for
The mutual coupling, direct-coupling or communication connection of opinion can be the INDIRECT COUPLING by some interfaces, device or unit
Or communication connection or electricity, the connection of mechanical or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
In network unit.Some or all of unit therein can be selected to realize the embodiment of the present invention according to the actual needs
Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
It is that unit is individually physically present or two or more units integrate in a unit.It is above-mentioned integrated
Unit can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is used as independent production marketing or use
When, it can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part to contribute in other words to the prior art, or all or part of the technical solution can be in the form of software product
Embody, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server, or network equipment etc.) performs the complete of each embodiment the method for the present invention
Portion or part steps.And foregoing storage medium includes:USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, various equivalent modifications can be readily occurred in or replaced
Change, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain subject to.