CN103941356B - Network-building method, optical module and equipment - Google Patents
Network-building method, optical module and equipment Download PDFInfo
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- CN103941356B CN103941356B CN201410153822.3A CN201410153822A CN103941356B CN 103941356 B CN103941356 B CN 103941356B CN 201410153822 A CN201410153822 A CN 201410153822A CN 103941356 B CN103941356 B CN 103941356B
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
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Abstract
The embodiment of the invention discloses network-building method, optical module and equipment, this optical module comprises: the first single fiber bidirectional optical component and the second single fiber bidirectional optical component; Wherein, described first single fiber bidirectional optical component is connected with the first optical module in the first equipment by the first end of described first single fiber bidirectional optical component, described first single fiber bidirectional optical component is used for sending the light signal of first wave length to described first optical module and receiving the light signal of the second wave length that described first optical module sends, and described first wave length is not identical with described second wave length; And described second single fiber bidirectional optical component is connected with the second optical module in the second equipment by the first end of described second single fiber bidirectional optical component, described second single fiber bidirectional optical component is used for sending the light signal of described second wave length to described second optical module and receiving the light signal that described second optical module sends described first wave length.
Description
Technical field
The present invention relates to optical signal transmission field, particularly relate to network-building method, optical module and equipment.
Background technology
Along with the development of science and technology, electronic technology have also been obtained development at full speed, and the kind of electronic product also gets more and more, and people have also enjoyed the various facilities that development in science and technology brings.Present people can pass through various types of equipment, enjoy the comfortable life along with development in science and technology brings.Such as, Fibre Optical Communication Technology, because its huge transmission capacity, extremely low sending allowance, electromagnetism interference, channel interference are little and the advantage such as good confidentiality, become one of information transmission technology main at present, has greatly promoted the development of advanced information society.
Optical module is (English: opticalmodule) to be chief component in Fibre Optical Communication Technology, optical module can receive and dispatch light signal as optical interface, dock with the tail optical fiber of optical fiber, more can ensure that the wiring board for carrying optical module is as (English: linecard) can to adapt to various types of optical interface in line card, such as, when wiring board needs that the different tail optical fiber such as or plug-in square round from round belt screw thread, plug-in is connected respectively, come namely can solve this problem by changing corresponding optical module.
Please refer to Figure 1A and Figure 1B, Figure 1A and Figure 1B is the structural representation of two kinds of optical modules in prior art.Wherein, Figure 1A comprise light emission component (be called for short: TOSA, English: transmitteropticalsubassembly) and optical fiber receive module (be called for short: ROSA, English: the structural representation of optical module receiveropticalsubassembly).Figure 1B comprises single fiber bidirectional optical component (to be called for short: BOSA, English: the structural representation of optical module bi-directionalopticalsubassembly).As shown in FIG. 1A and 1B, optical module of the prior art only includes a road transmitting-receiving light path, when needing the equipment of multiple process light signal composition ring network or chain network, each equipment needs two optical modules to be connected with upstream device with upstream equipment simultaneously, thus correspondingly forms ring network or chain network.
For a certain equipment forming ring network or chain network, this equipment needs to connect an optical module of upstream equipment and an optical module of upstream device respectively by two optical modules, can ensure that this equipment and upstream equipment and upstream device carry out proper communication.
Can finding out, because an equipment needs to comprise two optical modules, can ensureing that this equipment is connected with upstream equipment and upstream device when forming ring network or chain network.The technical matters of waste resource is there is in prior art.
Summary of the invention
The embodiment of the present invention by providing network-building method, optical module and equipment, in order to solve in prior art the technical matters of wasting resource.
First aspect, provides a kind of optical module, comprising: the first single fiber bidirectional optical component and the second single fiber bidirectional optical component;
Wherein, described first single fiber bidirectional optical component is connected with the first optical module in the first equipment by the first end of described first single fiber bidirectional optical component, described first single fiber bidirectional optical component is used for sending the light signal of first wave length to described first optical module and receiving the light signal of the second wave length that described first optical module sends, and described first wave length is not identical with described second wave length; And
Described second single fiber bidirectional optical component is connected with the second optical module in the second equipment by the first end of described second single fiber bidirectional optical component, and described second single fiber bidirectional optical component is used for sending the light signal of described second wave length to described second optical module and receiving the light signal that described second optical module sends described first wave length.
In the first possible implementation of first aspect, described optical module also comprises a by-pass unit, and described by-pass unit has first end and the second end, and described first end is connected with described first optical module, and described second end is connected with described second optical module;
When described by-pass unit is in running order, described first optical module is connected with described second optical module by described by-pass unit.
In the implementation that the second of first aspect is possible, described optical module also comprises a Service Processing Unit, and described Service Processing Unit is connected with the second end of described second single fiber bidirectional optical component with the second end of described first single fiber bidirectional optical component respectively.
Second aspect, provides a kind of optical module, comprising: the first light emission component, the first optical fiber receive module, the second light emission component and the second optical fiber receive module;
Wherein, described first light emission component is connected with the 3rd optical fiber receive module of the first equipment by the first end of described first light emission component, and described first light emission component is used for the light signal sending first wave length to described 3rd optical fiber receive module;
Described first optical fiber receive module is connected with the 3rd light emission component of described first equipment by the first end of described first optical fiber receive module, described first optical fiber receive module is for receiving the light signal of the second wave length of described 3rd light emission component transmission, and described first wave length is not identical with described second wave length;
Described second light emission component is connected with the 4th optical fiber receive module of the second equipment by the first end of described second light emission component, and described second light emission component is used for the light signal sending described second wave length to described 4th optical fiber receive module;
Described second optical fiber receive module is connected with the 4th light emission component of described second equipment by the first end of described second optical fiber receive module, and described second optical fiber receive module is for receiving the light signal of the described first wave length of described 4th light emission component transmission.
In the first possible implementation of second aspect, described optical module also comprises a by-pass unit, described by-pass unit comprises the first link and the second link, described first link has first end and the second end, described first end is connected with described second optical fiber receive module, described second end is connected with described 4th light emission component, described second link has the 3rd end and the 4th end, described 3rd end is connected with described second light emission component, and described 4th end is connected with described 4th optical fiber receive module;
When described by-pass unit is in running order, described second light emission component is connected with described 4th optical fiber receive module by described by-pass unit, and described second optical fiber receive module is connected with described 4th light emission component by described by-pass unit.
In the implementation that the second of second aspect is possible, described optical module also comprises a Service Processing Unit, and described Service Processing Unit is connected with the second end of the second optical fiber receive module with the second end of described first light emission component, the second end of the first optical fiber receive module, the second end of the second light emission component respectively.
The third aspect, provides a kind of equipment, comprising:
Printed wiring board PCB;
Optical module as described in first aspect or second aspect, is arranged on the pcb.
Fourth aspect, provides a kind of network-building method, comprising:
By the first single fiber bidirectional optical component in the first optical module in the first equipment, be connected with the second single fiber bidirectional optical component in the second optical module in the second equipment through the first optical fiber, wherein, described first single fiber bidirectional optical component can send data with the light signal of first wave length and receive data with the light signal of second wave length, described second single fiber bidirectional optical component can send data with the light signal of described second wave length and receive data with the light signal of described first wave length, and described first wave length is not identical with described second wave length; And
By the 3rd single fiber bidirectional optical component in described first optical module, be connected with the 4th single fiber bidirectional optical component in the 3rd optical module in the 3rd equipment through the second optical fiber, wherein, described 3rd single fiber bidirectional optical component can receive data with the light signal of described second wave length and receive data with the light signal of described first wave length, and described 4th single fiber bidirectional optical component can send data with the light signal of described first wave length and send data with the light signal of described second wave length.
In the first possible implementation of fourth aspect, a by-pass unit is also comprised in described first optical module, described by-pass unit comprises first end and the second end, described first end is connected with described second single fiber bidirectional optical component, described second end is connected with described 4th single fiber bidirectional optical component;
When described by-pass unit is in running order, described second single fiber bidirectional optical component is connected with described 4th single fiber bidirectional optical component by described by-pass unit.
5th aspect, provides a kind of network-building method, comprising:
By the first light emission component in the first optical module in the first equipment, be connected with the second optical fiber receive module in the second optical module in the second equipment through the first optical fiber, with by the first optical fiber receive module in described first optical module, be connected with the second light emission component in described second optical module through the second optical fiber, wherein, the light signal of described first light emission component and described second optical fiber receive module process is the light signal of first wave length, and the light signal of described first optical fiber receive module and described second light emission component process is the light signal of second wave length;
By the 3rd light emission component in described first optical module, be connected with the 4th optical fiber receive module in the 3rd optical module in the 3rd equipment through the 3rd optical fiber, with by the 3rd optical fiber receive module in described first optical module, be connected with the 4th light emission component in described 3rd optical module through the 4th optical fiber, wherein, the signal of described 3rd light emission component and described 4th optical fiber receive module process is the light signal of described second wave length, and the light signal of described 3rd optical fiber receive module and described 4th light emission component process is the light signal of described first wave length.
In the first possible implementation in the 5th, described first optical module also comprises a by-pass unit, described by-pass unit comprises the first link and the second link, described first link has first end and the second end, described first end is connected with described second optical fiber receive module, described second end is connected with described 4th light emission component, described second link has the 3rd end and the 4th end, described 3rd end is connected with described second light emission component, described 4th end is connected with described 4th optical fiber receive module;
When described by-pass unit is in running order, described second light emission component is connected with described 4th optical fiber receive module by described by-pass unit, and described second optical fiber receive module is connected with described 4th light emission component by described by-pass unit.
The one or more technical schemes provided in the embodiment of the present invention, at least have following technique effect or advantage:
Owing to have employed the technological means arranging two single fiber bidirectional optical component in optical module, also namely an optical module comprises two-way transmitting-receiving light path, this equipment can send the light signal of the light signal of first wave length and the second wave length of reception first optical module transmission to the first optical module in the first equipment by the first single fiber bidirectional optical component of this optical module, and sent the light signal of the light signal of second wave length and the first wave length of reception second optical module transmission to the second optical module in the second equipment by the second single fiber bidirectional optical component, that is, when carrying out ring network or chain network networking, namely the optical module that equipment only needs use embodiment of the present invention to provide can be connected with upstream device and carry out corresponding data with upstream equipment and transmit, this equipment only needs an optical module namely can communicate with upstream device with upstream equipment.So solve the technical matters of the waste resource existed in prior art.Achieve the technique effect of the interface resource of saving equipment.
Accompanying drawing explanation
Figure 1A and Figure 1B is the structural representation of two kinds of optical modules in prior art;
Fig. 2 is the schematic diagram of multiple equipment composition ring network or chain network in prior art;
Fig. 3 A is the structural representation of the first implementation of the optical module that the embodiment of the present invention provides;
Fig. 3 B is the Signal transmissions schematic diagram of the first single fiber bidirectional optical component that the embodiment of the present invention provides;
Fig. 4 is the schematic diagram that the optical module by the first implementation that the embodiment of the present invention provides carries out single fiber bi-directional networking;
Fig. 5 A is the structural drawing of the second implementation of the optical module that the embodiment of the present invention provides;
Fig. 5 B is the Signal transmissions schematic diagram of the first light emission component of providing of the embodiment of the present invention and the first optical fiber receive module;
Fig. 6 is the schematic diagram that the optical module by the second implementation that the embodiment of the present invention provides carries out two fine two-way networking;
Fig. 7 is the functional block diagram of the equipment that the embodiment of the present invention provides.
Embodiment
In the application, two optical modules are connected and refer to that above-mentioned two optical modules are connected by the transmission medium between above-mentioned two optical modules.One end of described transmission medium and the other end are direct-connected with above-mentioned two optical modules respectively.Described transmission medium can be optical fiber.
In the application, two equipment are connected and refer to that above-mentioned two equipment are connected by the transmission medium between above-mentioned two equipment.One end of described transmission medium and the other end are direct-connected with above-mentioned two equipment respectively.Described transmission medium can be optical fiber or cable.
In the application, two BOSA are connected and refer to that above-mentioned two BOSA are connected by the transmission medium between above-mentioned two BOSA.One end of described transmission medium and the other end are direct-connected with above-mentioned two BOSA respectively.Described transmission medium can be optical fiber.
In the application, TOSA and ROSA is connected and refers to that described TOSA is connected by the transmission medium between described TOSA and ROSA with described ROSA.One end of described transmission medium and the other end are direct-connected with described TOSA and described ROSA respectively.Described transmission medium can be optical fiber.
Before specifically introducing the technical scheme in the embodiment of the present application, technical scheme in the embodiment of the present application can be understood better to allow the application person of ordinary skill in the field, first in conjunction with Figure 1A, Figure 1B and Fig. 2, the technical matters existed in scheme of the prior art and prior art is described.Specific as follows:
Please refer to Fig. 2, Fig. 2 is the schematic diagram of multiple equipment composition ring network or chain network in prior art.As shown in Figure 2, the first equipment only includes two optical modules (the first optical module and the 3rd optical module), and the second equipment only includes an optical module (the second optical module).3rd equipment only includes an optical module (the 4th optical module).Optical module in Fig. 2 can be specifically the optical module shown in Figure 1A.
Please continue to refer to Fig. 2, the first equipment, the second equipment and the 3rd equipment form chain network.The first equipment, the second equipment and the 3rd equipment can be only included in this chain network.Second equipment can only include an optical module.3rd equipment can only include an optical module.Certainly, the second equipment or the 3rd equipment can comprise two optical modules respectively to make this chain network and other equipment connections.
Certainly, the first equipment, the second equipment and the 3rd equipment can also form ring network.Second equipment also comprises the 5th optical module.3rd equipment also comprises the 6th optical module.Second equipment and the 3rd equipment pass through together with the 5th optical module, the 6th optical module and the Fiber connection between the 5th optical module with the 6th optical module, thus form a looped network.Just repeat no more at this.
In actual applications, optical module can receive data by the light signal of multi-wavelength and send data.Such as, wavelength can be 850 nanometers (English: nanometre, nm), 1310nm, 1490nm or 1550nm be called for short:.In order to ensure the proper communication of ring network or the chain network be made up of the first equipment, the second equipment and the 3rd equipment, need to match to optical module.
Specifically, please continue to refer to Fig. 2.As shown in Figure 2, the first optical module in the first equipment is connected with the second optical module in the second equipment.If the first optical module to receive by the light signal of 1490nm the data that the second equipment sends to the second equipment sending data and by the light signal of 1310nm, then the second optical module needs to receive by the light signal of 1490nm data that the first equipment sends and by the light signal of 1310nm to the first equipment sending data.Similarly, the 3rd optical module in first equipment is connected with the 4th optical module in the 3rd equipment, if the 3rd optical module to receive by the light signal of 1310nm the data that the 3rd equipment sends to the 3rd equipment sending data and by the light signal of 1490nm, then the 4th optical module needs to receive by the light signal of 1310nm data that the first equipment sends and by the light signal of 1490nm to the first equipment sending data.Can make like this to comprise the first equipment, the second equipment and the ring network of the 3rd equipment or the proper communication of chain network.
In the structure shown in Fig. 2, first equipment needs to provide first interface to be connected with the 3rd optical module with the first optical module with the 3rd interface, second equipment needs to provide the second interface to be connected with the 5th optical module with the second optical module with the 5th interface, 3rd equipment needs to provide the 4th interface to be connected with the 6th optical module with the 4th optical module with the 6th interface, the proper communication between the equipment in Fig. 2 can be ensured, can find out, each equipment in this ring network or chain network all needs to provide two interfaces to connect two optical modules respectively, so waste the interface resource of this equipment.
For this reason, the embodiment of the present invention provides a kind of network-building method, optical module and equipment, in order to solve in prior art the technical matters of wasting resource.
General thought in the embodiment of the present invention is as follows:
The embodiment of the present invention provides a kind of optical module, comprising: the first single fiber bidirectional optical component and the second single fiber bidirectional optical component;
Wherein, described first single fiber bidirectional optical component is connected with the first optical module in the first equipment by the first end of described first single fiber bidirectional optical component, described first single fiber bidirectional optical component is used for sending the light signal of first wave length to described first optical module and receiving the light signal of the second wave length that described first optical module sends, and described first wave length is not identical with described second wave length; And
Described second single fiber bidirectional optical component is connected with the second optical module in the second equipment by the first end of described second single fiber bidirectional optical component, and described second single fiber bidirectional optical component is used for sending the light signal of described second wave length to described second optical module and receiving the light signal that described second optical module sends described first wave length.
Can be found out by above-mentioned part, have employed the technological means that two single fiber bidirectional optical component are set in optical module.Specifically, described optical module comprises two-way transmitting-receiving light path (opticaltransceivingpath), described optical module can pass through the first single fiber bidirectional optical component and sends the light signal of first wave length to the first optical module in the first equipment and receive the light signal of the second wave length that the first optical module sends, and described optical module passes through the second single fiber bidirectional optical component to the light signal of the second optical module transmission second wave length in the second equipment and the light signal receiving the first wave length that the second optical module sends.That is, when carrying out ring network or chain network networking, namely the optical module that equipment (such as router or switch etc.) only needs use embodiment of the present invention to provide can be connected with upstream device with upstream equipment and carry out data transmission, the data that this equipment only needs to provide an interface to be connected with optical module and namely can receive upstream equipment or upstream device to send, and upstream device or upstream device send data, also namely ensure that this equipment and the proper communication between upstream equipment and upstream device, so solve the technical matters of the waste resource existed in prior art, achieve the technique effect of the interface resource of saving equipment.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete embodiment, technique scheme is described in detail.
Embodiment one:
Please refer to Fig. 3 A, Fig. 3 A is the structural representation of the first implementation of the optical module that the embodiment of the present invention provides.As shown in Figure 3A, this optical module comprises the first single fiber bidirectional optical component and the second single fiber bidirectional optical component.First single fiber bidirectional optical component can send the light signal of first wave length and receive the light signal of second wave length.First wave length and second wave length are not identical.Second single fiber bidirectional optical component can send the light signal of second wave length and receive the light signal of first wave length.In actual applications, optical module can also comprise clock and data recovery and (be called for short: CDR, English: clockanddatarecovery) circuit.Optical module can also comprise interface, and this interface can be the interface with devices exchange data, or with the interface of devices exchange steering order, just repeated no more at this.
Please refer to Fig. 3 B.Fig. 3 B is the schematic diagram of a kind of signal transmission form of the first single fiber bidirectional optical component that Fig. 3 A provides.As shown in Figure 3 B, the signal received by optical fiber sends to amplifier (English: amplifier), then be transferred to Service Processing Unit (certainly, this signal can through light-electric conversion process) by the first single fiber bidirectional optical component.It is (English: signal driver) transmitted through driver that first single fiber bidirectional optical component receives Service Processing Unit, the signal received sends to other equipment (certainly by optical fiber by the first single fiber bidirectional optical component, similarly, this signal can through electrical-optical conversion process).The signals transmission of the second single fiber bidirectional optical component and the signals transmission of the first single fiber bidirectional optical component similar, just repeated no more at this.
Please refer to Fig. 4, Fig. 4 is the schematic diagram that the optical module by the first implementation that the embodiment of the present invention provides carries out single fiber bi-directional networking.As shown in Figure 4, the first single fiber bidirectional optical component in the first optical module in the first equipment, is connected with the second single fiber bidirectional optical component in the second optical module in the second equipment through the first optical fiber.Wherein, the first single fiber bidirectional optical component can with the light signal of first wave length to the second single fiber bidirectional optical component transmission data and the data receiving the second single fiber bidirectional optical component transmission with the light signal of second wave length.Second single fiber bidirectional optical component can with the light signal of second wave length to the first single fiber bidirectional optical component transmission data and the data receiving the first single fiber bidirectional optical component transmission with the light signal of first wave length.The 3rd single fiber bidirectional optical component in first optical module, is connected with the 4th single fiber bidirectional optical component in the 3rd optical module in the 3rd equipment through the second optical fiber.Wherein, the 3rd single fiber bidirectional optical component can with the light signal of second wave length to the 4th single fiber bidirectional optical component transmission data and the data receiving the 4th single fiber bidirectional optical component transmission with the light signal of first wave length.The data that 4th single fiber bidirectional optical component can send data to the 3rd single fiber bidirectional optical component and send with the light signal of second wave length reception the 3rd single fiber bidirectional optical component with the light signal of first wave length.
It should be noted that, in Fig. 4 the first equipment the first optical module in the 3rd single fiber bidirectional optical component can be realized by the second single fiber bidirectional optical component of optical module in Fig. 3 A.In Fig. 4 the first equipment the first optical module in the first single fiber bidirectional optical component can be realized by the first single fiber bidirectional optical component of optical module in Fig. 3 A.
Can be found out by above-mentioned part, have employed the technological means that two single fiber bidirectional optical component are set in optical module.Specifically, described optical module comprises two-way transmitting-receiving light path (opticaltransceivingpath), described optical module can pass through the first single fiber bidirectional optical component and sends the light signal of first wave length to the first optical module in the first equipment and receive the light signal of the second wave length that the first optical module sends, and described optical module passes through the second single fiber bidirectional optical component to the light signal of the second optical module transmission second wave length in the second equipment and the light signal receiving the first wave length that the second optical module sends.That is, when carrying out ring network or chain network networking, namely the optical module that equipment (such as router or switch etc.) only needs use embodiment of the present invention to provide can be connected with upstream device with upstream equipment and carry out data transmission, the data that this equipment only needs to provide an interface to be connected with optical module and namely can receive upstream equipment or upstream device to send, and upstream device or upstream device send data, also namely ensure that this equipment and the proper communication between upstream equipment and upstream device, so solve the technical matters of the waste resource existed in prior art, achieve the technique effect of the interface resource of saving equipment.
Certainly, please continue to refer to Fig. 4, because the first single fiber bidirectional optical component and the second single fiber bidirectional optical component use same interface, so the first equipment is when sending signal to the second equipment or the 3rd equipment, first equipment can send signal to the second equipment and the 3rd equipment simultaneously, also be that the first equipment is when sending to the second equipment by a certain signal, this signal may be sent to the 3rd equipment simultaneously, now the 3rd equipment can determine whether to abandon by the destination address of this signal, destination address as this signal is not that the 3rd equipment (it should be noted that, destination address described herein not refers to that this signal finally needs the destination address arrived, and refer to the destination address that this signal is this time sent out, such as this signal is actual in issuing the second equipment, then the destination address of this signal is address corresponding to the second equipment herein), then can directly abandon, just repeat no more at this.
In specific implementation process, in order to ensure the normal pass of network, it is (English: bypass) unit, this by-pass unit has first end and the second end that the first optical module shown in Fig. 4 can also comprise bypass.Please also refer to Fig. 3 A and Fig. 4, the first end of described by-pass unit is connected with the second single fiber bidirectional optical component of the second equipment, and the second end of described by-pass unit is connected with the 4th single fiber bidirectional optical component of the 3rd equipment.When the first equipment cannot work because of the reason such as power-off or equipment failure, by-pass unit can be triggered in running order.When by-pass unit is in running order, the second single fiber bidirectional optical component is connected with the 4th single fiber bidirectional optical component by by-pass unit.That is, described by-pass unit by by the first end of described by-pass unit and the second end short circuit, can make the second single fiber bidirectional optical component and the 4th single fiber bidirectional optical component short circuit.Like this, avoid the communication disruption causing whole network because of the fault of the first equipment, thus improve the reliability of network.
In actual applications, by-pass unit is triggered and the mode entering duty has many kinds.Such as can be triggered by power supply, or (be called for short: GPIO, English: generalpurposeinputoutput) controller realizes by universal input/output, or pass through electronics house dog (English: watchdog) realize.By the introduction of the present embodiment, the technician belonging to this area according to actual conditions, for by-pass unit arranges suitable triggering mode, to meet the needs of actual conditions, just can repeat no more at this.
In specific implementation process, please continue to refer to Fig. 3 A, as shown in Figure 3A, the optical module that the embodiment of the present invention provides also comprises a Service Processing Unit.In actual applications, this Service Processing Unit can be specifically that field programmable gate array is (English: fieldprogrammablegatearray, be called for short: FPGA) or special IC (English: application-specificintegratedcircuit, be called for short: ASIC).For example, described Service Processing Unit can process forwarding service.Described forwarding service can be two layers of forwarding service, three layers of forwarding service, four layers of forwarding service, multiprotocol label switching (English: MultiprotocolLabelSwitching, be called for short: MPLS) (English: virtualprivatenetwork is called for short: VPN) forwarding service for forwarding service or Virtual Private Network.Described two layers of forwarding service can be that (English: MediaAccessControl is called for short: MAC) protocol forward business medium education.Described three layers of forwarding service can be that (English: internetprotocol is called for short: IP) forwarding service Internet protocol.Described four layers of forwarding service can be that (English: TransmissionControlProtocol is called for short: TCP) forwarding service or User Datagram Protoco (UDP) (UserDatagramProtocol, UDP) forwarding service transmission control protocol.Described VPN forwarding service can be that Layer 2 virtual private network is (English: Layer2virtualprivatenetwork, be called for short: L2VPN) (English: Layer3virtualprivatenetwork is called for short: L3VPN) forwarding service for forwarding service or Layer3 Virtual Private Network.Described forwarding service can process the message of certain agreement.Such as MAC protocol forwarding service can process MAC protocol message.IP forwarding service can process IP message.TCP forwarding service can process TCP message.UDP forwarding service can process UDP message.
Please continue to refer to Fig. 3 A, this Service Processing Unit is connected with the second single fiber bidirectional optical component with the first single fiber bidirectional optical component respectively, thus the signal that optical module can be realized the first single fiber bidirectional optical component and the second single fiber bidirectional optical component provide carries out business processing.The business that described Service Processing Unit is corresponding can be that OSI is (English: at least one layer service in 2 ~ 7 layer services opensysteminterconnectreferencemodel) defined.Such as, the business that described business processing is corresponding can be the business of data link layer or network layer.In technique scheme, when the data received the first optical module process, the dependence to the parts in the first equipment except the first optical module can be reduced, and accelerate the speed of data processing.Parts in first equipment except the first optical module can be that (English: networkprocessor is called for short: NP) network processing unit.
Please continue to refer to Fig. 3 A and Fig. 4, first equipment only needs to be connected with the Service Processing Unit in the first optical module by an interface, namely first equipment can need the signal sent to mail to corresponding single fiber bidirectional optical component by Service Processing Unit, such as, first equipment needs a signal to send to the second equipment, then the first equipment is after this signal is sent to the first optical module by the interface by being connected with the first optical module, Service Processing Unit sends to the first single fiber bidirectional optical component by this signal, thus by the first optical fiber, this signal is sent to the second equipment, avoid and this signal can be sent to the 3rd equipment, reduce the probability that network occurs data congestion.Certainly, by the introduction of the present embodiment, technician belonging to this area by writing the code that corresponding software, agreement etc. can run on Service Processing Unit, can make Service Processing Unit can realize corresponding function, just having repeated no more at this.
In specific implementation process, in order to improve the reliability of network, the communication of whole network is caused to be interrupted after avoiding the Service Processing Unit in optical module to break down, except the by-pass unit can introduced by preceding sections ensures except the proper communication of whole network, can also by arranging electric switch between Service Processing Unit and the first single fiber bidirectional optical component, the second single fiber bidirectional optical component.When Service Processing Unit breaks down, the pre-transmission the first single fiber bidirectional optical component and the second single fiber bidirectional optical component received to the data of Service Processing Unit transfer to the processor of the first equipment.Process data by this processor, thus improve the reliability of network.The processor of described first equipment can be NP.
Certainly, in actual applications, the state of Service Processing Unit can be monitored by electronics house dog.After Service Processing Unit breaks down, electronics house dog controls the processor that pre-transmission that the first single fiber bidirectional optical component and the second single fiber bidirectional optical component receive by commutation circuit to the data of Service Processing Unit transfer to the first equipment.In technique scheme, switching time is short, extremely low on the impact of network.
Can be found out by above-mentioned part, owing to have employed the technological means arranging two single fiber bidirectional optical component in optical module, also namely an optical module comprises two-way transmitting-receiving light path, this equipment can send the light signal of the light signal of first wave length and the second wave length of reception first optical module transmission to the first optical module in the first equipment by the first single fiber bidirectional optical component of this optical module, and sent the light signal of the light signal of second wave length and the first wave length of reception second optical module transmission to the second optical module in the second equipment by the second single fiber bidirectional optical component, that is, when carrying out ring network or chain network networking, namely the optical module that equipment only needs use embodiment of the present invention to provide can be connected with upstream device and carry out corresponding data with upstream equipment and transmit, the data that this equipment only needs to provide an interface to be connected with optical module and namely can receive upstream equipment or upstream device to send, and upstream device or upstream device send data, also namely ensure that this equipment and the proper communication between upstream equipment and upstream device, so solve the technical matters of the waste resource existed in prior art, achieve the technique effect of the interface resource of saving equipment.
Please continue to refer to Fig. 4, the embodiment of the present invention also provides a kind of network-building method, the method comprises: by the first single fiber bidirectional optical component in the first optical module in the first equipment, be connected with the second single fiber bidirectional optical component in the second optical module in the second equipment through the first optical fiber, wherein, described first single fiber bidirectional optical component can send data with the light signal of first wave length and receive data with the light signal of second wave length, described second single fiber bidirectional optical component can send data with the light signal of described second wave length and receive data with the light signal of described first wave length, described first wave length is not identical with described second wave length, and by the 3rd single fiber bidirectional optical component in described first optical module, be connected with the 4th single fiber bidirectional optical component in the 3rd optical module in the 3rd equipment through the second optical fiber, wherein, described 3rd single fiber bidirectional optical component can receive data with the light signal of described second wave length and receive data with the light signal of described first wave length, and described 4th single fiber bidirectional optical component can send data with the light signal of described first wave length and send data with the light signal of described second wave length.
Alternatively, also comprise a by-pass unit in described first optical module, described by-pass unit comprises first end and the second end, is connected by described first end with described second single fiber bidirectional optical component, is connected by described second end with described 4th single fiber bidirectional optical component; When described by-pass unit is in running order, described second single fiber bidirectional optical component is connected with described 4th single fiber bidirectional optical component by described by-pass unit.
The optical module that network-building method in the embodiment of the present invention and preceding sections are introduced is based on the aspect of two under same inventive concept, detailed description is done to the structure of optical module and connection procedure above, so those skilled in the art can according to the detailed process of the aforementioned network-building method understood with being described clearly in the present embodiment, succinct in order to instructions, has just repeated no more at this.
Embodiment two:
Please refer to Fig. 5 A.Fig. 5 A is the structural drawing of the second implementation of the optical module that the embodiment of the present invention provides.As shown in Figure 5A, this optical module comprises: the first light emission component, the first optical fiber receive module, the second light emission component and the second optical fiber receive module.
Wherein, the first light emission component is connected with the 3rd optical fiber receive module of the first equipment, the first light emission component be used for institute the 3rd optical fiber receive module transmission first wave length light signal.
First optical fiber receive module is connected with the 3rd light emission component of the first equipment, and the first optical fiber receive module is for receiving the light signal of the second wave length of the 3rd light emission component transmission, and first wave length and second wave length are not identical.
Second light emission component is connected with the 4th optical fiber receive module of the second equipment, and the second light emission component is used for the light signal sending second wave length to the 4th optical fiber receive module.
Second optical fiber receive module is connected with the 4th light emission component of the second equipment, and the second optical fiber receive module is for receiving the light signal of the first wave length of the 4th light emission component transmission.
Please refer to Fig. 5 B.Fig. 5 B is the Signal transmissions schematic diagram of the first light emission component of providing of the embodiment of the present invention and the first optical fiber receive module.As shown in Figure 5 B, the first light emission component receives the signal that transmit through driver of Service Processing Unit, and signal is sent to other equipment (certain, this signal can through light-electric conversion process) by optical fiber.First optical fiber receive module receives the signal that other equipment are sent by optical fiber, and by its by amplifier transfer to Service Processing Unit (certainly, similarly, this signal can through electrical-optical conversion process).The signals transmission of the second light emission component and the signals transmission of the first light emission component similar.The signals transmission of the second optical fiber receive module and the signals transmission of the first optical fiber receive module similar.
Please refer to Fig. 6, Fig. 6 is the schematic diagram that the optical module by the second implementation that the embodiment of the present invention provides carries out two fine two-way networking.As shown in Figure 6, the first equipment comprises the first optical module.The first light emission component in the first optical module in first equipment, is connected with the second optical fiber receive module in the second optical module in the second equipment through the first optical fiber.The first optical fiber receive module in first optical module, is connected with the second light emission component in the second optical module through the second optical fiber.Wherein, the first light emission component is the light signal of first wave length to the light signal that the second optical fiber receive module sends.The light signal that the second light emission component that first optical fiber receive module receives sends is the light signal of second wave length.
The 3rd light emission component in first optical module, is connected with the 4th optical fiber receive module in the 3rd optical module in the 3rd equipment through the 3rd optical fiber.The 3rd optical fiber receive module in first optical module, is connected with the 4th light emission component in the 3rd optical module through the 4th optical fiber.Wherein, the 3rd light emission component is the light signal of second wave length to the signal that the 4th optical fiber receive module sends.The light signal that the 4th light emission component that 3rd optical fiber receive module receives sends is the light signal of first wave length.
It should be noted that, in Fig. 6, the 3rd light emission component can be realized by the second light emission component in Fig. 5 A.The 3rd optical fiber receive module in Fig. 6 can be realized by the second optical fiber receive module in Fig. 5 A.
In specific implementation process, in order to ensure the normal pass of network, please continue to refer to Fig. 5 A, the optical module that the embodiment of the present invention provides also comprises a by-pass unit, this first optical module also comprises a by-pass unit, by-pass unit comprises the first link and the second link, first link has first end and the second end, first end is connected with the second optical fiber receive module, second end is connected with the 4th light emission component, second link has the 3rd end and the 4th end, and the 3rd end is connected with the second light emission component, and the 4th end is connected with the 4th optical fiber receive module;
When by-pass unit is in running order, the second light emission component is connected with the 4th optical fiber receive module by by-pass unit, and the second optical fiber receive module is connected with the 4th light emission component by by-pass unit.
The trigger process of the by-pass unit in the present embodiment is consistent with the trigger process principle of the by-pass unit in embodiment one, has just repeated no more at this.
In specific implementation process, please continue to refer to Fig. 5 A.As shown in Figure 5A, the optical module that the embodiment of the present invention provides also comprises a Service Processing Unit, and this Service Processing Unit is connected with the second optical fiber receive module with the first light emission component, the first optical fiber receive module, the second light emission component respectively.
About the Service Processing Unit in Fig. 5 A, can Service Processing Unit in reference example one, just repeat no more at this.
Please continue to refer to Fig. 5 A, this Service Processing Unit is connected with the second optical fiber receive module with the first light emission component, the first optical fiber receive module, the second light emission component respectively.Similar with the Service Processing Unit introduced in embodiment one, the signal that namely Service Processing Unit can realize sending the first light emission component, the first optical fiber receive module, the second light emission component and the second optical fiber receive module or receive carries out the process of 2 ~ 7 layer services, has just repeated no more at this.
Please continue to refer to Fig. 5 A and Fig. 6, with the Service Processing Unit in embodiment one similarly, first equipment equipment also can need the signal sent to mail to corresponding light emission component by the Service Processing Unit in the present embodiment, thus reduce the probability that network occurs data congestion, just repeat no more at this.
Certainly, the optical module in embodiment one is similar, and the optical module in the present embodiment also can comprise an electric switch, to improve the reliability of whole network, has described concrete principle and the implementation process of electric switch, just repeated no more at this in embodiment one.
Can find out, owing to have employed, the first light emission component is set in optical module, first optical fiber receive module, the technological means of the second light emission component and the second optical fiber receive module, also namely an optical module comprises two-way transmitting-receiving light path, this equipment can by the light signal of the first light emission component of this optical module to the described 3rd optical fiber receive module transmission first wave length of the first equipment, the light signal of the second wave length that described 3rd light emission component receiving the first equipment by the first optical fiber receive module sends, and sent the light signal of described second wave length to described 4th optical fiber receive module of the second equipment by described second light emission component, the light signal of the described first wave length that described 4th light emission component receiving the second equipment by described second optical fiber receive module sends, that is, when carrying out ring network or chain network networking, namely the optical module that equipment only needs use embodiment of the present invention to provide can be connected with upstream device and carry out corresponding data with upstream equipment and transmit, the data that this equipment only needs to provide an interface to be connected with optical module and namely can receive upstream equipment or upstream device to send, and upstream device or upstream device send data, also namely ensure that this equipment and the proper communication between upstream equipment and upstream device, so solve the technical matters of the waste resource existed in prior art, achieve the technique effect of the interface resource of saving equipment.
Please continue to refer to Fig. 6, the embodiment of the present invention also provides a kind of network-building method, the method comprises: by the first light emission component in the first optical module in the first equipment, be connected with the second optical fiber receive module in the second optical module in the second equipment through the first optical fiber, with by the first optical fiber receive module in described first optical module, be connected with the second light emission component in described second optical module through the second optical fiber, wherein, the light signal of described first light emission component and described second optical fiber receive module process is the light signal of first wave length, the light signal of described first optical fiber receive module and described second light emission component process is the light signal of second wave length,
By the 3rd light emission component in described first optical module, be connected with the 4th optical fiber receive module in the 3rd optical module in the 3rd equipment through the 3rd optical fiber, with by the 3rd optical fiber receive module in described first optical module, be connected with the 4th light emission component in described 3rd optical module through the 4th optical fiber, wherein, the signal of described 3rd light emission component and described 4th optical fiber receive module process is the light signal of described second wave length, and the light signal of described 3rd optical fiber receive module and described 4th light emission component process is the light signal of described first wave length.
Alternatively, described first optical module also comprises a by-pass unit, described by-pass unit comprises the first link and the second link, described first link has first end and the second end, be connected with described second optical fiber receive module by described first end, be connected by described second end with described 4th light emission component, described second link has the 3rd end and the 4th end, described 3rd end is connected with described second light emission component, described 4th end is connected with described 4th optical fiber receive module; When described by-pass unit is in running order, described second light emission component is connected with described 4th optical fiber receive module by described by-pass unit, and described second optical fiber receive module is connected with described 4th light emission component by described by-pass unit.
The optical module that network-building method in the embodiment of the present invention and preceding sections are introduced is based on the aspect of two under same inventive concept, detailed description is done to the structure of optical module and connection procedure above, so those skilled in the art can according to the detailed process of the aforementioned network-building method understood with being described clearly in the present embodiment, succinct in order to instructions, has just repeated no more at this.
Based on same inventive concept, the embodiment of the present invention also provides a kind of equipment on the other hand.Please refer to Fig. 7, Fig. 7 is the functional block diagram of the equipment that the embodiment of the present invention provides.As shown in Figure 7, this equipment comprises: and printed wiring board (English: printedcircuitboard, be called for short: PCB) 701 and optical module 702.Optical module 702 is arranged on this PCB701, this optical module can be as previous embodiment one or embodiment two the optical module introduced.
Can find out, as previous embodiment one or embodiment two the content introduced, when carrying out ring network or chain network networking, namely the optical module that equipment only needs use embodiment of the present invention to provide can be connected with two equipment and carry out corresponding data and transmit, namely corresponding ring network or chain network can be formed, wavelength simultaneously due to the light signal in the optical module of equipment each in this ring network or chain network handled by two-way transmitting-receiving light path is corresponding, do not need again spended time in the pairing of optical module, so simplify the complexity of optical module pairing, save the time.
Concrete structure and the implementation process of optical module has been described in detail in previous embodiment one and embodiment two, technician belonging to this area can according to the structure of the aforementioned equipment understood with being described clearly in the present embodiment and implementation process, succinct in order to instructions, has just repeated no more at this.
The one or more technical schemes provided in the embodiment of the present invention, at least have following technique effect or advantage:
Owing to have employed the technological means arranging two single fiber bidirectional optical component in optical module, also namely an optical module comprises two-way transmitting-receiving light path, this equipment can send the light signal of the light signal of first wave length and the second wave length of reception first optical module transmission to the first optical module in the first equipment by the first single fiber bidirectional optical component of this optical module, and sent the light signal of the light signal of second wave length and the first wave length of reception second optical module transmission to the second optical module in the second equipment by the second single fiber bidirectional optical component, that is, when carrying out ring network or chain network networking, namely the optical module that equipment only needs use embodiment of the present invention to provide can be connected with upstream device and carry out corresponding data with upstream equipment and transmit, the data that this equipment only needs to provide an interface to be connected with optical module and namely can receive upstream equipment or upstream device to send, and upstream device or upstream device send data, also namely ensure that this equipment and the proper communication between upstream equipment and upstream device, so solve the technical matters of the waste resource existed in prior art, achieve the technique effect of the interface resource of saving equipment.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (11)
1. an optical module, is characterized in that, comprising: the first single fiber bidirectional optical component and the second single fiber bidirectional optical component;
Wherein, described first single fiber bidirectional optical component is connected with the first optical module in the first equipment by the first end of described first single fiber bidirectional optical component, described first single fiber bidirectional optical component is used for sending the light signal of first wave length to described first optical module and receiving the light signal of the second wave length that described first optical module sends, and described first wave length is not identical with described second wave length; And
Described second single fiber bidirectional optical component is connected with the second optical module in the second equipment by the first end of described second single fiber bidirectional optical component, and described second single fiber bidirectional optical component is used for sending the light signal of described second wave length to described second optical module and receiving the light signal that described second optical module sends described first wave length.
2. optical module as claimed in claim 1, it is characterized in that, described optical module also comprises a by-pass unit, and described by-pass unit has first end and the second end, and described first end is connected with described first optical module, and described second end is connected with described second optical module;
When described by-pass unit is in running order, described first optical module is connected with described second optical module by described by-pass unit.
3. optical module as claimed in claim 1, it is characterized in that, described optical module also comprises a Service Processing Unit, and described Service Processing Unit is connected with the second end of described second single fiber bidirectional optical component with the second end of described first single fiber bidirectional optical component respectively.
4. an optical module, is characterized in that, comprising: the first light emission component, the first optical fiber receive module, the second light emission component and the second optical fiber receive module;
Wherein, described first light emission component is connected with the 3rd optical fiber receive module of the first equipment by the first end of described first light emission component, and described first light emission component is used for the light signal sending first wave length to described 3rd optical fiber receive module;
Described first optical fiber receive module is connected with the 3rd light emission component of described first equipment by the first end of described first optical fiber receive module, described first optical fiber receive module is for receiving the light signal of the second wave length of described 3rd light emission component transmission, and described first wave length is not identical with described second wave length;
Described second light emission component is connected with the 4th optical fiber receive module of the second equipment by the first end of described second light emission component, and described second light emission component is used for the light signal sending described second wave length to described 4th optical fiber receive module;
Described second optical fiber receive module is connected with the 4th light emission component of described second equipment by the first end of described second optical fiber receive module, and described second optical fiber receive module is for receiving the light signal of the described first wave length of described 4th light emission component transmission.
5. optical module as claimed in claim 4, it is characterized in that, described optical module also comprises a by-pass unit, described by-pass unit comprises the first link and the second link, described first link has first end and the second end, described first end is connected with described second optical fiber receive module, described second end is connected with described 4th light emission component, described second link has the 3rd end and the 4th end, described 3rd end is connected with described second light emission component, and described 4th end is connected with described 4th optical fiber receive module;
When described by-pass unit is in running order, described second light emission component is connected with described 4th optical fiber receive module by described by-pass unit, and described second optical fiber receive module is connected with described 4th light emission component by described by-pass unit.
6. optical module as claimed in claim 4, it is characterized in that, described optical module also comprises a Service Processing Unit, and described Service Processing Unit is connected with the second end of the second optical fiber receive module with the second end of described first light emission component, the second end of the first optical fiber receive module, the second end of the second light emission component respectively.
7. an equipment, is characterized in that, comprising:
Printed wiring board PCB;
Optical module as described in claim arbitrary in claim 1-6, is arranged on the pcb.
8. a network-building method, is characterized in that, comprising:
By the first single fiber bidirectional optical component in the first optical module in the first equipment, be connected with the second single fiber bidirectional optical component in the second optical module in the second equipment through the first optical fiber, wherein, described first single fiber bidirectional optical component can send data with the light signal of first wave length and receive data with the light signal of second wave length, described second single fiber bidirectional optical component can send data with the light signal of described second wave length and receive data with the light signal of described first wave length, and described first wave length is not identical with described second wave length; And
By the 3rd single fiber bidirectional optical component in described first optical module, be connected with the 4th single fiber bidirectional optical component in the 3rd optical module in the 3rd equipment through the second optical fiber, wherein, described 3rd single fiber bidirectional optical component can receive data with the light signal of described second wave length and receive data with the light signal of described first wave length, and described 4th single fiber bidirectional optical component can send data with the light signal of described first wave length and send data with the light signal of described second wave length.
9. method as claimed in claim 8, it is characterized in that, a by-pass unit is also comprised in described first optical module, described by-pass unit comprises first end and the second end, described first end is connected with described second single fiber bidirectional optical component, described second end is connected with described 4th single fiber bidirectional optical component;
When described by-pass unit is in running order, described second single fiber bidirectional optical component is connected with described 4th single fiber bidirectional optical component by described by-pass unit.
10. a network-building method, is characterized in that, comprising:
By the first light emission component in the first optical module in the first equipment, be connected with the second optical fiber receive module in the second optical module in the second equipment through the first optical fiber, with by the first optical fiber receive module in described first optical module, be connected with the second light emission component in described second optical module through the second optical fiber, wherein, the light signal of described first light emission component and described second optical fiber receive module process is the light signal of first wave length, and the light signal of described first optical fiber receive module and described second light emission component process is the light signal of second wave length;
By the 3rd light emission component in described first optical module, be connected with the 4th optical fiber receive module in the 3rd optical module in the 3rd equipment through the 3rd optical fiber, with by the 3rd optical fiber receive module in described first optical module, be connected with the 4th light emission component in described 3rd optical module through the 4th optical fiber, wherein, the signal of described 3rd light emission component and described 4th optical fiber receive module process is the light signal of described second wave length, and the light signal of described 3rd optical fiber receive module and described 4th light emission component process is the light signal of described first wave length.
11. methods as claimed in claim 10, it is characterized in that, described first optical module also comprises a by-pass unit, described by-pass unit comprises the first link and the second link, described first link has first end and the second end, described first end is connected with described second optical fiber receive module, described second end is connected with described 4th light emission component, described second link has the 3rd end and the 4th end, described 3rd end is connected with described second light emission component, described 4th end is connected with described 4th optical fiber receive module;
When described by-pass unit is in running order, described second light emission component is connected with described 4th optical fiber receive module by described by-pass unit, and described second optical fiber receive module is connected with described 4th light emission component by described by-pass unit.
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| CN201410153822.3A CN103941356B (en) | 2014-04-16 | 2014-04-16 | Network-building method, optical module and equipment |
| PCT/CN2015/075789 WO2015158208A1 (en) | 2014-04-16 | 2015-04-02 | Networking method, optical module and device |
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| CN201410153822.3A CN103941356B (en) | 2014-04-16 | 2014-04-16 | Network-building method, optical module and equipment |
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| CN103941356B (en) * | 2014-04-16 | 2016-01-06 | 华为技术有限公司 | Network-building method, optical module and equipment |
| CN114337820B (en) * | 2020-09-29 | 2024-01-02 | 华为技术有限公司 | Single-fiber bidirectional optical transmission device, wavelength division equipment and optical transmission system |
| CN114428379B (en) * | 2020-10-29 | 2023-09-15 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN113556176B (en) * | 2021-06-29 | 2022-07-05 | 成都市联洲国际技术有限公司 | Light emitting control method and device for optical assembly, optical module and transceiver |
| WO2023108575A1 (en) * | 2021-12-16 | 2023-06-22 | 成都瑞通视讯科技股份有限公司 | Optical communication module, device, and system |
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| CN103941356A (en) | 2014-07-23 |
| WO2015158208A1 (en) | 2015-10-22 |
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