CN101340735B

CN101340735B - Apparatus, method and system for signal gathering and degathering

Info

Publication number: CN101340735B
Application number: CN200810118620XA
Authority: CN
Inventors: 涂勇; 孙萍
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2008-08-20
Filing date: 2008-08-20
Publication date: 2011-06-22
Anticipated expiration: 2028-08-20
Also published as: CN101340735A; WO2010020175A1

Abstract

The invention provides a device, a method and a system which are used for signal assembly and disassembly and applied to four-path 10G service. The assembly device comprises four optical passage data unit ODUx generation modules; each optical passage data unit ODUx generation module is respectively connected with one path of the four-path 10G service signals, used for carrying out the rate adaptation with one path of 10G service signals connected with each other, and outputting the ODUx signals with prearranged rates and types; wherein, the ODUx signal is ODU2, ODU1e or ODU2e signals; the four-path ODUx signals output by the four ODUx generation modules have the same rate and type; the assembly device also comprises an asynchronous assembly module which is used for assembling the output four-path ODUx signals to an OTU3 or an excessive-speed OTU3. The technical proposal of the invention realizes the mixed assembly of the 10G service signals with different multi-path service types, greatly reinforces the application flexibility and reduces the types of the single plate and the total system cost.

Description

A kind of signal gathering, separate the device, the method and system that converge

Technical field

The present invention relates to light communication field, particularly a kind of four road 10G service signals converge, separate the device, the method and system that converge.

Background technology

Along with the development of optical communication technology, transmission rate increases rapidly, and transmission range is more and more longer.In 10G and the transmission equipment more than the 10G, the optical transfer network of 40G (OTN, Optical Transport Network) transmission will obtain widespread usage in the near future.

The application of multiple four road 10G service convergences to the OTU3 of 40G speed appearred in industry at present.Because the business of at present known 10G speed has following five kinds: STM64 (9.953Gbps), 10GELAN (10.3125Gbps), FC800 (8.5Gbps), FC1200 (10.51875Gbps), OTU2 (10.709Gbps), bps is a bits per second, the speed of every kind of business all has small difference, therefore every kind is converged in 10G service convergence to the OTU3 business that application all is four tunnel identical type, and converging of such five kinds of business just needs five kinds of converging devices.Wherein, G.707 the specific definition of STM64 sees also optical transfer network standard I TU-T, STM (synchronous transport module, light delivery module), 64 expression speed grade.The specific definition of 10GE LAN is referring to IEEE 802.3 standards; The specific definition of FC800/FC1200 is referring to ANSI FC-PI standard; The specific definition of OTU2 is referring to ITU-T standard G.709.

Since the processing complexity of different 10G bps business, and lack unified standard, and prior art does not have the solution of mixing and concourse.Access for each business needs a solution, has increased the kind and the quantity of needed veneer when carrying out the multiple business mixing and concourse in the practical application so greatly, has also increased cost simultaneously.

Summary of the invention

The purpose of this invention is to provide a kind of signal gathering, separate the device, the method and system that converge, be used for four road 10G business, lack the technical scheme of in the OTN network, carrying out the dissimilar 10G service signal of multichannel mixing and concourse to solve prior art, cause having increased greatly the technical problem of the hardware cost of finishing aggregation feature.

For achieving the above object, provide a kind of device of signal gathering on the one hand, be used for four road 10G business, wherein, having comprised:

Four Optical Channel Data Unit-k ODUx generation modules, in described four ODUx generation modules each respectively with four road 10G service signals that insert in a road be connected and be used for described road 10G service signal that is connected is carried out rate adapted, and output have default speed and kind the ODUx signal, described ODUx signal is ODU2, ODU1e or ODU2e signal, and four road ODUx signals of described four ODUx generation modules output have identical speed and kind;

Asynchronous convergence module is used for four road ODUx signal gathering to an OTU3 or hypervelocity OTU3 with described output;

Wherein, described Optical Channel Data Unit-k ODUx generation module comprises:

A plurality of first rate adaptation module, different first rate adaptation module is corresponding to the 10G service signal of different service types, be used to adjust the speed of the 10G service signal of corresponding type of service, and export adjusted signal, according to the difference of described corresponding type of service, described adjusted signal is that the ODUx signal maybe need carry out the signal that the ODUx framing is handled;

The first service selection module is used for from described a plurality of first rate adaptation module, selects with the corresponding first rate adaptation module of the type of service of described road 10G service signal that is connected to come the speed of current road 10G service signal is adjusted;

Optical Channel Data Unit-k ODUx becomes frame module, is used for signal in the output of the first rate adaptation module of described selection and need carries out framing when handling, with the signal of the first rate adaptation module output of described selection pack into ODUx frame and output ODUx signal.

Preferably, described device, wherein, described a plurality of first rate adaptation module comprise at least two kinds in the following first rate adaptation module:

The one SDH rate adapted module is used for the speed of the 10G service signal of 9.953G bps STM64 is adjusted into 10.3125G bps, or directly exports described 9.953G bps signal;

The one FC800 rate adapted module is used for the speed of the 10G service signal of 8.5G bps FC800 is adjusted into 9.953G bps or 10.3125G bps;

The one 10GE LAN rate adapted module is used for the speed of the 10G service signal of 10.3125G bps 10GE LAN is adjusted into 9.953G bps, or directly exports described 10.3125G bps signal;

The one FC1200 rate adapted module is used for the speed of the 10G service signal of 10.51875G bps FC1200 is adjusted into 9.953G bps or 10.3125G bps;

The one OTU2 rate adapted module is used for 10.709G bps OTU2 service signal separated and seals, and through-rate is adjusted into ODU2, ODU1e or ODU2e signal;

Wherein, a described SDH rate adapted module, a FC800 rate adapted module, a 10GELAN rate adapted module, and the adjustment signal of described FC1200 rate adapted module output need import described ODUx and become frame module to be carried out to frame to handle; And, if import the 9.953G bps signal that be that described ODUx becomes frame module, in the ODU2 frame structure of then a described 9.953G bps signal being packed into; If import the 10.3125G bps signal that be that described ODUx becomes frame module, in then a described 10.3125G bps signal is packed into ODU2e or the ODU1e frame structure.

Preferably, described device, wherein, described asynchronous convergence module comprises:

Four ODTU23/ hypervelocity ODTU23 generation modules, each in described four ODTU23/ hypervelocity ODTU23 generation module respectively with described four Optical Channel Data Unit-k ODUx generation modules in an ODUx signal that is connected and is used for described Optical Channel Data Unit-k ODUx generation module input generate ODTU23 or hypervelocity ODTU23;

OPU3/ hypervelocity OPU3 becomes frame module, is used for four road ODTU23/ hypervelocity ODTU23 signal with the generation of described four ODTU23/ hypervelocity ODTU23 generation module, converges and generates OPU3 or hypervelocity OPU3 signal;

ODU3/ hypervelocity ODU3 becomes frame module, is used for described OPU3 or hypervelocity OPU3 signal are generated ODU3 or hypervelocity ODU3 signal;

OTU3/ hypervelocity OTU3 becomes frame module, is used for described ODU3 or hypervelocity ODU3 signal are generated OTU3 or hypervelocity OTU3 signal.

Preferably, described device wherein, is the ODU2 signal if import the ODUx signal of described asynchronous convergence module, and then described OTU3/ hypervelocity OTU3 becomes frame module to generate described OTU3 signal; If importing the ODUx signal of described asynchronous convergence module is the ODU1e signal, then described OTU3/ hypervelocity OTU3 becomes frame module to generate the first hypervelocity OTU3 signal, and the speed of the described first hypervelocity OTU3 signal is 255/236 * 237/238 * 10.3125 * 4G bps; If importing the ODUx signal of described asynchronous convergence module is ODU2e, then described OTU3/ hypervelocity OTU3 becomes frame module to generate the second hypervelocity OTU3 signal, and the speed of the described second hypervelocity OTU3 signal is 255/236 * 10.3125 * 4G bps.

On the other hand, provide a kind of device that converges of separating, be used for separating and converging, it is characterized in that, comprising converge the OTU3 of generation or hypervelocity OTU3 signal by four road 10G service signals:

The asynchronous convergence module of separating is used for described OTU3 or hypervelocity OTU3 signal separated and converges, and generates four tunnel ODUx signals with phase same rate and kind, and described ODUx signal is ODU2, ODU1e or ODU2e signal;

Four 10G business recovery modules, each in described four 10G business recovery modules asynchronously separated a road in four road ODUx signals that convergence module generates and is connected and is used for the adaptive original 10G service signal that is adjusted into before converging of described road ODUx signal through-rate that is connected with described;

Wherein, described 10G business recovery module comprises:

ODUx separates frame module, when the type of service that is used for the 10G service signal that recovers in desire need be separated frame and handled, the frame structure of the ODUx signal of input is untied, and the signal behind the frame is separated in output; Wherein, when the ODUx signal of input is the ODU2 signal, the ODU2 frame structure of described ODU2 signal is untied, formed and export the signal of 9.953G bps speed; When the ODUx signal of input is ODU2e or ODU1e signal, the frame structure of described ODU2e or ODU1e signal is untied, form and export the signal of 10.3125G bps speed;

A plurality of second rate adapted modules, the second different rate adapted modules is recovered the 10G service signal corresponding to the desire of different service types, be used for the signal of input is carried out the speed adjustment, converge preceding original 10G service signal with output, wherein, the difference of the type of service of the 10G service signal that recovers according to desire, the signal that the described second rate adapted module receives is the frame signal of separating that ODUx separates the frame module input, or the ODUx signal of directly importing;

The second service selection module is used for from described a plurality of second rate adapted modules, and the corresponding second rate adapted module of type of service of the 10G service signal that selection and current desire are recovered converges preceding original 10G service signal with output.

Preferably, described device, wherein, the described asynchronous convergence module of separating comprises:

OTU3/ hypervelocity OTU3 separates and seals module, is used for OTU3 or hypervelocity OTU3 signal separated sealing, and generates ODU3 or hypervelocity ODU3 signal;

ODU3/ hypervelocity ODU3 separates and seals module, is used for described ODU3 or hypervelocity ODU3 separated sealing, and generates OPU3 or hypervelocity OPU3 signal;

The asynchronous convergence module of separating of OPU3/ hypervelocity OPU3 is used for described OPU3 or hypervelocity OPU3 signal separated and converges, and generates four road ODTU23 or hypervelocity ODTU23 signal;

Four ODTU23/ hypervelocity ODTU23 adjusting modules, each in described four ODTU23/ hypervelocity ODTU23 adjusting module respectively with described four road ODTU23 or hypervelocity ODTU23 signal in a road be connected and be used for speed with described one road ODTU23 or hypervelocity ODTU23 signal and be adjusted into described ODUx and export.

Preferably, described device, wherein, described a plurality of second rate adapted modules comprise at least two kinds in the following second rate adapted module:

The 2nd SDH rate adapted module, be used to receive described 10.3125G bps or 9.953G bps signal that described ODUx separates the frame module input, described 10.3125G bps signal is adjusted into 9.953G bps SDH (synchronous digital hierarchy, SDH (Synchronous Digital Hierarchy)) signal output, or with described 9.953G bps directly output;

The 2nd FC800 rate adapted module, be used to receive described 10.3125G bps or 9.953G bps signal that described ODUx separates the frame module input, and described 10.3125G bps or 9.953G bps signal are adjusted into 8.5G bps FC800 service signal output;

The 2nd 10GE LAN rate adapted module, be used to receive described 10.3125G bps or 9.953G bps signal that described ODUx separates the frame module input, and described 9.953G bps signal is adjusted into 10.3125G bps 10GE LAN service signal output, or described 10.3125G bps is directly exported;

The 2nd FC 1200 rate adapted modules, be used to receive described 10.3125G bps or 9.953G bps signal that described ODUx separates the frame module input, and described 9.953G bps or 10.3125G bps signal are adjusted into 10.51875G bps FC1200 service signal output;

The 2nd OTU2 rate adapted module, the type of service that is used for the 10G service signal that recovers in desire is that OTU2 is when professional, receive the described asynchronous ODUx signal of separating the convergence module input, and when described ODUx signal is the ODU2 signal, the ODU2 frame of described ODU2 signal is encoded by expense and FEC, become the output of OTU2 signal; When described ODUx signal is ODU2e or ODU1e signal, described ODU2e or ODU1e signal are adjusted into the ODU2 signal, and the ODU2 frame of described adjusted ODU2 signal becomes the output of OTU2 signal by expense and FEC coding.

Another aspect provides a kind of method of signal gathering, is used for four road 10G business, wherein, comprising:

Type of service according to each road in four road 10G service signals of input, respectively described each road 10G service signal is carried out rate adapted to be converted to the ODUx signal with default speed and kind, wherein said ODUx signal is ODU2, ODU1e or ODU2e signal, and four road ODUx signals of changing out have identical speed and kind;

On described four road ODUx signal gathering to an OTU3 that change out or hypervelocity OTU3;

Wherein, described each road 10G service signal is carried out rate adapted, and the step that is converted to the ODUx signal comprises:

From a plurality of first rate adaptation module that set in advance, select with the corresponding first rate adaptation module of type of service of current road 10G service signal to come the speed of described current road 10G service signal is adjusted;

After carrying out described adjustment, if described adjusted signal demand carries out framing when handling, then described adjusted signal is packed in the ODUx frame, export the ODUx signal again; When if described adjusted signal does not need to carry out the framing processing, then directly with adjusted signal output.

Preferably, described method, wherein, described a plurality of first rate adaptation module comprise at least two kinds in the following first rate adaptation module:

Wherein, a described SDH rate adapted module, a FC800 rate adapted module, a 10GE LAN rate adapted module, and the adjustment signal of described FC1200 rate adapted module output need carry out framing and handle; And, if import the 9.953G bps signal that be that described ODUx becomes frame module, in the ODU2 frame structure of then a described 9.953G bps signal being packed into; If import the 10.3125G bps signal that be that described ODUx becomes frame module, in then a described 10.3125G bps signal is packed into ODU2e or the ODU1e frame structure.

Again on the one hand, provide a kind of signal to separate the method that converges, be used for separating and converging, wherein, comprising converge the OTU3 of generation or hypervelocity OTU3 signal by four road 10G service signals:

Described OTU3 or hypervelocity OTU3 signal separated converge, generate four tunnel ODUx signals with phase same rate and kind, described ODUx signal is ODU2, ODU1e or ODU2e signal;

According to the type of service on each road in four road 10G service signals of desire recovery, respectively described each road ODUx signal is carried out rate adapted to be converted to the original 10G service signal before converging;

Wherein, described each road ODUx signal is carried out rate adapted, the step that is converted to the original 10G service signal before converging comprises:

Judge whether current road ODUx signal need be separated frame and handle; In this way, then described current road ODUx signal being separated frame handles, and after separating the frame processing, from a plurality of second rate adapted modules that set in advance, select the corresponding second rate adapted module of type of service of the current road 10G service signal that recovers with desire and come the described signal of separating after frame is handled is carried out the speed adjustment, so that adjusted described signal reverts to the original 10G service signal that converges preceding current road; Otherwise, from a plurality of second rate adapted modules that set in advance, select the corresponding second rate adapted module of type of service of the current road 10G service signal that recovers with desire and come described ODUx signal is carried out the speed adjustment, so that adjusted described signal reverts to the original 10G service signal that converges preceding current road;

Wherein, in the time of need separating frame and handle,, then the ODU2 frame structure of described ODU2 signal is untied, formed and the signal of 9.953G bps speed of output if when the ODUx signal of input is the ODU2 signal; If when the ODUx signal of input is ODU2e or ODU1e signal, then the frame structure of described ODU2e or ODU1e signal is untied, form and export the signal of 10.3125G bps speed.

Preferably, described method, wherein, described a plurality of second rate adapted modules comprise at least two kinds in the following second rate adapted module:

The 2nd SDH rate adapted module, the 10.3125G bps signal that is used for importing are adjusted into 9.953G bps SDH signal output, maybe 9.953G bps signal of input are directly exported;

The 2nd FC800 rate adapted module, 10.3125G bps of being used for importing or 9.953G bps signal are adjusted into 8.5G bps FC800 service signal output;

The 2nd 10GE LAN rate adapted module, the 9.953G bps signal that is used for importing are adjusted into 10.3125G bps 10GE LAN service signal output, maybe with the 10.3125G bps directly output of importing;

The 2nd FC1200 rate adapted module, 9.953G bps of being used for importing or 10.3125G bps signal are adjusted into 10.51875G bps FC1200 service signal output;

The 2nd OTU2 rate adapted module is used for the ODUx conversion of signals of input is the output of OTU2 signal; Wherein, if the ODUx signal of input is when being the ODU2 signal, then with the ODU2 frame of described ODU2 signal by expense and FEC coding, convert the output of OTU2 signal to; When if described ODUx signal is ODU2e or ODU1e signal, then described ODU2e or ODU1e signal are adjusted into the ODU2 signal, and the ODU2 frame of described adjusted ODU2 signal is encoded by expense and FEC, convert the output of OTU2 signal to.

On the one hand, provide a kind of service transmission system again, wherein, comprising: converging device is conciliate converging device,

Described converging device is used to realize converging of four road 10G service signals, comprising:

Four Optical Channel Data Unit-k ODUx generation modules, in described four ODUx generation modules each respectively with four road 10G service signals that insert in a road be connected and be used for described road 10G service signal that is connected is carried out rate adapted, and output have default speed and kind the ODUx signal, wherein said ODUx signal is ODU2, ODU1e or ODU2e signal, and four road ODUx signals of described four ODUx generation modules output have identical speed and kind;

Optical Channel Data Unit-k ODUx becomes frame module, is used for signal in the output of the first rate adaptation module of described selection and need carries out framing when handling, with the signal of the first rate adaptation module output of described selection pack into ODUx frame and output ODUx signal;

The described converging device of separating is used for described OTU3 or the hypervelocity OTU3 that converges generation by converging device separated and pool described four road 10G service signals, comprising:

The asynchronous convergence module of separating is used for described OTU3 or hypervelocity OTU3 signal separated and converges, and generates four tunnel described ODUx signals;

Four 10G business recovery modules, each in described four 10G business recovery modules asynchronously separated a road in four road ODUx signals that convergence module generates and is connected and is used for the adaptive described 10G service signal that is adjusted into before converging of described road ODUx signal through-rate that is connected with described;

Wherein, described 10G business recovery module comprises:

Technique effect of the present invention is:

In the technical scheme of the present invention, come rate adapted is carried out on the every road in four road 10G service signals of desiring to converge respectively by four Optical Channel Data Unit-k ODUx generation modules, and make the every road after rate adapted export ODUx signal with identical speed and kind, pass through asynchronous convergence module again with on this four road ODUx signal gathering to an OTU3 or the hypervelocity OTU3, thereby realized the 10G service signal of multichannel different service types is carried out mixing and concourse, strengthen application flexibility greatly, reduced the kind and the system synthesis basis of veneer.

In another technical scheme of the present invention, to converge the OTU3 of generation or hypervelocity OTU3 signal and separate and converge by the asynchronous convergence module of separating of OTU3/ hypervelocity OTU3, generate four tunnel ODUx signals with phase same rate and kind, and utilize four 10G business recovery modules respectively every road ODUx signal to be carried out rate adapted, this road ODUx signal is adjusted into original 10G service signal before converging, thereby can separate and converge the signal that converges that generates by the 10G service signal mixing and concourse of multichannel different service types, and revert to original service signal.

Description of drawings

The structural representation of the device that Fig. 1 converges for four road 10G service signals of one embodiment of the invention;

Fig. 2 is the structural representation of the ODUx generation module of one embodiment of the invention;

Fig. 3 is a kind of specific implementation of the ODUx generation module of one embodiment of the invention;

Fig. 4 is the structural representation of the asynchronous convergence module of one embodiment of the invention;

Fig. 5 is the structural representation of separating converging device of one embodiment of the invention;

Fig. 6 is the asynchronous structural representation of separating convergence module of one embodiment of the invention;

Fig. 7 is the structural representation of the 10G business recovery module of one embodiment of the invention;

Fig. 8 is a kind of specific implementation of the 10G business recovery module of one embodiment of the invention;

Fig. 9 is the structural representation of four road STM64, FC800 and any mixing and concourse device of OTU2;

Figure 10 will be for separating that to converge be the structural representation of separating converging device of four tunnel original STM64, FC800 and OTU2 signal by the signal that converges that any mixing and concourse of four road STM64, FC800 and OTU2 generates;

The schematic flow sheet of the method that Figure 11 converges for four road 10G service signals of the embodiment of the invention;

Figure 12 separates the schematic flow sheet of assemblage method for the signal of the embodiment of the invention.

Embodiment

For making the purpose, technical solutions and advantages of the present invention clearer, describe the present invention below in conjunction with the accompanying drawings and the specific embodiments.

The embodiment of the invention provides a kind of device of realizing 4 * 10G mixing and concourse, with the 10G business of different rates,, become the ODU2 of unified speed through the speed adjustment, then 4 road ODU2 are mapped among the OTU3 by the asynchronous method that converges, thereby have realized 4 * 10G mixing and concourse.

The structural representation of the device that Fig. 1 converges for four road 10G service signals of one embodiment of the invention.As Fig. 1, the converging device of this embodiment comprises:

Four Optical Channel Data Unit-k ODUx generation modules 101～104, wherein, in four ODUx generation modules each respectively with four road 10G service signals that insert in a road be connected and be used for described road 10G service signal that is connected is carried out rate adapted, and output has the ODUx signal of default speed and kind to asynchronous convergence module 105, wherein said ODUx signal is ODU2, ODU1e or ODU2e signal, and four road ODUx signals of described four ODUx generation modules output have identical speed and kind; Asynchronous convergence module 105 is used for four road ODUx signal gathering to an OTU3 or hypervelocity OTU3 with above-mentioned output.As Fig. 1, four road 10G service signals of access comprise: the 10G service signal of first branch road to the, four branch roads.Wherein, k=1 among the OTUk (optical channel transport unit (k), optical channel delivery unit), 2,3, represent speed grade, the specific definition of OTUk is referring to ITU-TG.709.

Below the ODUx generation module is carried out more detailed description.ODUx (optical channel data unit, x=2 or 1e or 2e, promptly the ODUx signal is ODU2, ODU1e or ODU2e signal) be optical transfer network standard I TU-T G.709 with ITU-T Supplement43 in the signal that has anchor-frame structure and fixed rate that defines.Wherein, ODU2 ITU-T G.709 in the definition, speed is 10.037Gps; ODU1e (optical channel data (1e)) is special Optical Channel Data Unit-k ODU, defines in ITU-TSupplement43, and speed is 10.3558G bps (bit/s; Or bps, bit per second)), promptly; ODU2e (optical channel data (2e)) defines in ITU-T Supplement43, and speed is 10.3995Gbit/s; The effect of ODUx generation module is the different 10G business that client's side joint is gone into, and after through-rate is adaptive, obtains all duplicate 4 road ODUx of speed and frame format (ODU2 or ODU1e or ODU2e), uses for asynchronous convergence module.The ODUx generation module can comprise the adaptive of five kinds of business and framing function: STM64 at most, FC800 (Fiber Channel 800,8G optical-fibre channel), FC1200 (Fiber Channel 1200, the 10G optical-fibre channel), 10GE LAN (10Giga bit Ethernet, ten thousand mbit ethernets-local area network (LAN)), OTU2 (optical transport unit 2), in the practical application, according to the actual requirements, can all realize five kinds, only selecting has 2～5 kinds of demand to realize.The output of four ODUx generation modules shown in Fig. 1 is ODUx of phase same rate, identical type.

Fig. 2 is the structural representation of the ODUx generation module of one embodiment of the invention.As Fig. 2, the ODUx generation module 200 of this embodiment comprises: a plurality of first rate adaptation module 201, different first rate adaptation module is corresponding to the 10G service signal of different service types, be used to adjust the speed of the 10G service signal of corresponding type of service, and export adjusted signal, according to the difference of described corresponding type of service, described adjusted signal is that the ODUx signal maybe need carry out the signal that the ODUx framing is handled; The first service selection module 202, be used for from described a plurality of first rate adaptation module, select with the corresponding first rate adaptation module of the type of service of described road 10G service signal that is connected to come the speed of described current road 10G service signal is adjusted; Optical Channel Data Unit-k ODUx becomes frame module 203, is used for signal in the output of the first rate adaptation module of described selection and need carries out framing when handling, with the signal of the first rate adaptation module output of described selection pack into ODUx frame and output ODUx signal.

The embodiment of the invention can be with four tunnel different 10G service convergences in same OTU3 business.Compare with traditional single service convergence scheme, the embodiment of the invention is by having increased service selection module and service rate adaptation module, can can realize that the mixing of multiple 10G business inserts in client's side, strengthen application flexibility greatly, reduce the kind and the system synthesis basis of veneer.

Exemplarily, according to the type of service of 10G service signal to be processed, the number and the kind of the first rate adaptation module that four ODUx generation modules comprise can be identical or different.

Exemplarily, a plurality of first rate adaptation module that comprise in the above-mentioned ODUx generation module comprise in the following first rate adaptation module at least two kinds:

The one SDH rate adapted module, corresponding with the STM64 business, be used for the speed of the 10G service signal of the STM64 of 9.953Gbit/s is adjusted into 10.3125Gbit/s, or directly export the signal of described 9.953Gbit/s, if i.e. output speed requirement is 9.953Gbit/s, then this module can lead directly to;

The one FC800 rate adapted module, corresponding with the FC800 business, be used for the speed of the 10G service signal of the FC800 of 8.5Gbit/s is adjusted into 9.953Gbit/s or 10.3125Gbit/s;

The one 10GE LAN rate adapted module, corresponding with 10GE LAN business, be used for the speed of the 10G service signal of the 10GE LAN of 10.3125Gbit/s is adjusted into 9.953Gbit/s, or directly export the signal of described 10.3125Gbit/s, if i.e. output speed requirement is 10.3125Gbit/s, then this module can lead directly to;

The one FC1200 rate adapted module, corresponding with the FC1200 business, be used for the speed of the 10G service signal of the FC1200 of 10.51875Gbit/s is adjusted into 9.953Gbit/s or 10.3125Gbit/s;

The one OTU2 rate adapted module, corresponding with the OTU2 business, be used for the OTU2 service signal of 10.709Gbit/s separated and seal, and through-rate is adjusted into ODU2, ODU1e or ODU2e signal;

Wherein, a described SDH rate adapted module, a FC800 rate adapted module, a 10GELAN rate adapted module, and the adjustment signal of described FC1200 rate adapted module output need import ODUx and become frame module to be carried out to frame to handle; And, if import that described ODUx becomes frame module be the 9.953Gbit/s signal, in the ODU2 frame structure of then described 9.953Gbit/s signal being packed into; If what import described ODUx one-tenth frame module is the 10.3125Gbit/s signal, in then described 10.3125Gbit/s signal is packed into ODU2e or the ODU1e frame structure.

Fig. 3 is a kind of specific implementation of the ODUx generation module of one embodiment of the invention.As Fig. 3, this ODUx generation module comprises above-mentioned 5 kinds of first rate adaptation module, can realize the mixing and concourse of 5 types 10G service signal.As Fig. 3, after importing one road 10G service signal, type of service according to this 10G service signal, select the passage corresponding with this type of service, utilizing the first rate adaptation module corresponding that this road 10G service signal is carried out rate adapted, and exporting asynchronous convergence module (not shown among Fig. 3) to after directly exporting asynchronous convergence module or processing to after adaptive and converging with signal with other branch road by the one-tenth frame module with this type of service.Exemplarily, can select the passage corresponding by the service selection switch with this type of service.As Fig. 3, exemplarily, can realize the selection of corresponding passage by the first service selection switch 301, the second service selection switch 302, the 3rd service selection switch 303.In specific implementation, the type of the 10G service signal of desiring to converge is once determining that the state of these three service selection switches is promptly through determining.Exemplarily, but must be not like this, these three service selection switches can link.Exemplarily, select to switch to the first rate adaptation module corresponding with this type of service by the first service selection switch 301, by this first rate adaptation module this service signal is carried out rate adapted after, output; Wherein, when if this first rate adaptation module is a SDH rate adapted module, a FC800 rate adapted module, a 10GE LAN rate adapted module or a FC1200 rate adapted module, then the signal with output becomes frame module to be connected by the second service selection switch 302 with ODUx, and become frame module with the signal of the output corresponding frame structure of packing into, and export asynchronous convergence module (not shown among Fig. 3) to and converge with signal with other branch road by this ODUx; If this first rate adaptation module is an OTU2 rate adapted module, then the signal with output need not to converge with the signal with other branch road and directly export asynchronous convergence module (not shown among Fig. 3) to by becoming the processing of frame module; Wherein, selecting to become the signal of frame module output to converge the signal of still selecting an OTU2 rate adapted module output ODUx by the 3rd service selection switch 303 converges.Exemplarily, as to import this road 10G service signal be that speed is the FC1200 business of 10.51875Gbit/s, then this first service selection switch switches to the corresponding tie point such as the contact of a FC1200 rate adapted module, to be adjusted into the speed of FC1200 service signal of input by a FC1200 rate adapted module and to export ODUx to behind 9.953Gbit/s or the 10.3125Gbit/s and become frame module, after framing was handled, output was used to converge.Fig. 4 is the structural representation of the asynchronous convergence module of one embodiment of the invention.As Fig. 4, this asynchronous convergence module comprises: four ODTU23/ hypervelocity ODTU23 generation modules 401～404, in described four ODTU23/ hypervelocity ODTU23 generation module each respectively with described four Optical Channel Data Unit-k ODUx generation modules in the ODUx signal of an Optical Channel Data Unit-k ODUx generation module input that this is connected of being connected and being used for, according to the ITU-T asynchronous ethod of remittance G.709, generate ODTU23 or hypervelocity ODTU23; OPU3/ hypervelocity OPU3 becomes frame module 405, be used for four road ODTU23 or hypervelocity ODTU23 signal with the generation of described four ODTU23/ hypervelocity ODTU23 generation module, according to the asynchronous ethod of remittance of ITU-TG.709, converging and generating optical channel Payload Unit 3 is OPU3 or hypervelocity OPU3 signal; ODU3/ hypervelocity ODU3 becomes frame module 406, is used for described OPU3 or hypervelocity OPU3 signal, according to the ITU-T asynchronous ethod of remittance G.709, generates ODU3 or hypervelocity ODU3 signal; OTU3/ hypervelocity OTU3 becomes frame module 407, is used for described ODU3 or hypervelocity ODU3 signal, according to the asynchronous ethod of remittance of ITU-TG.709, generates OTU3 or hypervelocity OTU3 signal.Wherein, ODTU23 (Optical channel Data Tributary Unit 2into 3 (ODTU23), optical channel data tributary unit 2 to 3) refers to ODU2 and is multiplexed into data channel unit in the OPU3 process.OPU3 defines in standard I TU-TG.709.Optical channel data tributary unit 2 to 3.ODTU23 is in G.709Amendment definition in 1 of standard I TU-T.

If four tributary signals of input all are ODU2, then the asynchronous convergence module of this embodiment generates ODTU23 earlier, and then generates OPU3, generates ODU3 afterwards, generates OTU3 at last.The speed of OTU3 is 255/236 * 9.953280 * 4Gbit/s.

If four tributary signals of input all are ODU1e, then the asynchronous convergence module of this embodiment generates the first hypervelocity ODTU23 earlier, and ODTU23 (1) promptly exceeds the speed limit; And then generating the first hypervelocity OPU3, OPU3 (1) promptly exceeds the speed limit; Generate the first hypervelocity ODU3 afterwards, ODU3 (1) promptly exceeds the speed limit; Generate the first hypervelocity OTU3 at last, OTU3 (1) promptly exceeds the speed limit.The speed of hypervelocity OTU3 (1) is 255/236 * 237/238 * 10.3125 * 4Gbit/s.Wherein, OTU3 (1) is defined by the embodiment of the invention, and frame structure and the OTU3 of OTU3 (1) are just the same, and just change has taken place speed.

If four tributary signals of input all are ODU2e, then the asynchronous convergence module of this embodiment generates the second hypervelocity ODTU23 earlier, and ODTU23 (2) promptly exceeds the speed limit; And then generating the second hypervelocity OPU3, OPU3 (2) promptly exceeds the speed limit; Generate the second hypervelocity ODU3 afterwards, ODU3 (2) promptly exceeds the speed limit; Generate the second hypervelocity OTU3 at last, OTU3 (2) promptly exceeds the speed limit.The speed of hypervelocity OTU3 (2) is 255/236 * 10.3125 * 4Gbit/s.Wherein, OTU3 (2) is defined by the embodiment of the invention, and frame structure and the OTU3 of OTU3 (2) are just the same, and just change has taken place speed.

Fig. 5 is the structural representation of separating the device that converges of one embodiment of the invention, and the described converging device of separating is used for separating and converging converged the OTU3 of generation or hypervelocity OTU3 signal by four road 10G service signals.As Fig. 5, this is separated converging device and comprises: the asynchronous convergence module 501 of separating, and be used for described OTU3 or hypervelocity OTU3 signal separated and converge, generate four tunnel ODUx signals with phase same rate and kind, described ODUx signal is ODU2, ODU1e or ODU2e signal; Four 10G business recovery modules 502～505, each in described four 10G business recovery modules asynchronously separated a road in four road ODUx signals that convergence module generates and is connected and is used for the adaptive original 10G service signal that is adjusted into before converging of described road ODUx signal through-rate that is connected with described.As Fig. 5, four road 10G service signals that recover comprise: the 10G service signal of first branch road to the, four branch roads.

After utilizing above-mentioned converging device four tunnel 10G service signal mixing and concourses that comprise the multiple business type to be become OTU3 or hypervelocity OTU3, can utilize the above-mentioned converging device of separating, OTU3 or hypervelocity OTU3 are separated and converge, and revert to four road original 10G service signals.

Fig. 6 is the asynchronous structural representation of separating convergence module of one embodiment of the invention.As Fig. 6, this asynchronous convergence module of separating comprises: OTU3/ hypervelocity OTU3 separates and seals module 601, be used for OTU3 or hypervelocity OTU3 signal separated and seal, and generate ODU3 or hypervelocity ODU3 signal, for example generate ODU3 or hypervelocity ODU3 signal according to the ITU-T asynchronous ethod of remittance of separating G.7.9; ODU3/ hypervelocity ODU3 separates and seals module 602, is used for described ODU3 or hypervelocity ODU3 separated sealing, and generates as generate OPU3 or hypervelocity OPU3 signal according to the ITU-T asynchronous ethod of remittance of separating G.7.9; The asynchronous convergence module 603 of separating of OPU3/ hypervelocity OPU3 is used for described OPU3 or hypervelocity OPU3 signal separated and converges, and generates as generate four road ODTU23 or hypervelocity ODTU23 signal according to the asynchronous ethod of remittance of separating of ITU-TG.7.9; Four ODTU23/ hypervelocity ODTU23 adjusting modules 604～607, in described four ODTU23/ hypervelocity ODTU23 adjusting module each respectively with described four road ODTU23 or hypervelocity ODTU23 signal in a road be connected and be used for speed with described one road ODTU23 or hypervelocity ODTU23 signal and be adjusted into described ODUx and export, as separate according to G.7.9 asynchronous of ITU-T the ethod of remittance will as described in the speed of one road ODTU23 or the ODTU23 signal that exceeds the speed limit be adjusted into as described in ODUx export.

If the OTU3 of input is the G.709 defined standard OTU3 signal of ITU-T, speed is 255/236 * 9.953280 * 4Gbit/s, then the asynchronous convergence module of separating of this embodiment generates ODU3 earlier, and then generation OPU3, generate ODTU23 afterwards, generate four road ODU2 at last, the speed of each ODU2 all is 10.3558Gbit/s.

If the OTU3 of input is a hypervelocity OTU3 signal (2), speed is 255/236 * 10.3125 * 4Gbit/s, then the asynchronous convergence module of separating of this embodiment generates hypervelocity ODU3 (2) earlier, and then generation hypervelocity OPU3 (2), generate hypervelocity ODTU23 (2) afterwards, generate four road ODU2e at last, the speed of each ODU2e all is 10.3995Gbit/s.

If the OTU3 of input is a hypervelocity OTU3 signal (1), speed is 255/236 * 237/238 * 10.3125 * 4Gbit/s, then the asynchronous convergence module of separating of this embodiment generates hypervelocity ODU3 (1) earlier, and then generation hypervelocity OPU3 (1), generate hypervelocity ODTU23 (1) afterwards, generate four road ODU1e at last, the speed of each ODU1e all is 10.3558Gbit/s.

Fig. 7 is the structural representation of the 10G business recovery module of one embodiment of the invention.As Fig. 7, the 10G business recovery module 700 of this embodiment comprises: ODUx separates frame module 701, when the type of service that is used for the 10G service signal that recovers in desire need be separated frame and handled, the frame structure of the ODUx signal of input is untied, and the signal behind the frame is separated in output; Wherein, when the ODUx signal of input is the ODU2 signal, the ODU2 frame structure of described ODU2 signal is untied, formed and export the signal of 9.953Gbit/s speed; When the ODUx signal of input is ODU2e or ODU1e signal, the frame structure of described ODU2e or ODU1e signal is untied, form and export the signal of 10.3125Gbit/s speed; A plurality of second rate adapted modules 702, the second different rate adapted modules is recovered the 10G service signal corresponding to the desire of different service types, be used for the signal of input is carried out the speed adjustment, converge preceding original 10G service signal with output, wherein, the difference of the type of service of the 10G service signal that recovers according to desire, the signal that the described second rate adapted module receives is the frame signal of separating that ODUx separates the frame module input, or the ODUx signal of directly importing; The second service selection module 703 is used for from described a plurality of second rate adapted modules, and the corresponding second rate adapted module of type of service of the 10G service signal that selection and current desire are recovered converges preceding original 10G service signal with output.

Exemplarily, according to the type of service of the 10G service signal that will recover, the number and the kind of the second rate adapted module that four 10G business recovery modules comprise can be identical or different.

Exemplary, a plurality of second rate adapted modules that above-mentioned 10G business recovery module comprises comprise at least two kinds in the following second rate adapted module:

The 2nd SDH rate adapted module is used to receive described 10.3125Gbit/s or the 9.953Gbit/s signal that described ODUx separates the frame module input; As what receive is the 10.3125Gbit/s signal, then described 10.3125Gbit/s signal is adjusted into the SDH signal output of 9.953Gbit/s; As what receive is the 9.953Gbit/s signal, then described 9.953Gbit/s is directly exported;

The 2nd FC800 rate adapted module, be used to receive described 10.3125Gbit/s or 9.953Gbit/s signal that described ODUx separates the frame module input, and described 10.3125Gbit/s or 9.953Gbit/s signal be adjusted into the FC800 service signal output of 8.5Gbit/s;

The 2nd 10GE LAN rate adapted module is used to receive described 10.3125Gbit/s or the 9.953Gbit/s signal that described ODUx separates the frame module input; As what receive is the 9.953Gbit/s signal, then described 9.953Gbit/s signal is adjusted into the 10GE LAN service signal output of 10.3125Gbit/s; As what receive is the 10.3125Gbit/s signal, then described 10.3125Gbit/s signal is directly exported;

The 2nd FC1200 rate adapted module, be used to receive described 10.3125Gbit/s or 9.953Gbit/s signal that described ODUx separates the frame module input, and described 9.953Gbit/s or 10.3125Gbit/s signal be adjusted into the FC1200 service signal output of 10.51875Gbit/s;

The 2nd OTU2 rate adapted module, the type of service that is used for the 10G service signal that recovers in desire is that OTU2 is when professional, receive the described asynchronous ODUx signal of separating the convergence module input, and when described ODUx signal is the ODU2 signal, the ODU2 frame of described OUD2 signal is encoded by expense and FEC, become the output of OTU2 signal; When described ODUx signal is ODU2e or ODU1e signal, described ODU2e or ODU1e signal are adjusted into the ODU2 signal, and the ODU2 frame of described adjusted ODU2 signal becomes the output of OTU2 signal by expense and FEC coding.

Fig. 8 is a kind of specific implementation of the 10G business recovery module of one embodiment of the invention.As Fig. 8, this 10G business recovery module comprises above-mentioned 5 kind of second rate adapted module, by selecting the corresponding second rate adapted module, the signal that converges that is generated by above-mentioned 5 types 10G service signal mixing and concourse can be separated and converged, and recover to generate original 10G service signal before converging.This business recovery module receives asynchronous road ODUx service signal of separating convergence module (not output among Fig. 8) input, the type of service of the original 10G service signal of desiring to recover according to this road ODUx service signal is selected the passage corresponding with this type of service, to utilize the second rate adapted module corresponding that this road ODUx service signal is carried out rate adapted, to recover original 10G service signal with this type of service.Exemplarily, can select the corresponding recovery passage of 10G service signal desiring to recover with this by the service selection switch.As Fig. 8, exemplarily, can realize the selection of corresponding passage by the 4th service selection switch 801, the 5th service selection switch 802, the 6th service selection switch 803.In specific implementation, the type of the 10G service signal of desiring to recover is once determining that the state of these three service selection switches is promptly through determining.Exemplarily, but must be not like this, these three service selection switches can link.Exemplarily, whether need carry out ODUx according to this road ODUx service signal separates frame and handles and this road ODUx service signal to be selected to import ODUx by the 4th diverter switch 801 separate frame module, import the corresponding second rate adapted module, the 2nd SDH rate adapted module, the 2nd FC800 rate adapted module, the 2nd 10GE LAN rate adapted module or the 2nd FC1200 rate adapted module separating frame module by this ODUx; Maybe this road ODUx service signal is directly imported the 2nd OTU2 rate adapted module; Wherein, ODUx separates frame module and is connected by the second rate adapted module that the 5th service selection switch 802 comes from above-mentioned four second rate adapted modules to select desire to insert; At last, the original 10G service signal that again the second rate adapted module recovery is gone out is by 803 outputs of the 6th service selection switch.

Fig. 9, Figure 10 are that any mixing and concourse of four road STM64, FC800 and OTU2 is conciliate the structural representation that converges.Wherein Fig. 9 is the structural representation of converging device, and Figure 10 is a structural representation of separating converging device.

As Fig. 9, in this embodiment,, then can include only corresponding a STM64 rate adapted module, a FC800 rate adapted module and an OTU2 rate adapted module because the 10G service signal of desiring to converge includes only 3 kinds of types of service.

Converging direction, any one road 10G business behind the service selection switch, is linked into the first rate adaptation module with its type of service coupling.Wherein, for a certain branch road, if input is the SDH business, then this branch road can omit a SDH rate adapted module; If input is the FC800 business,, the speed of the FC800 business of 8.5Gbit/s is adjusted into 9.953Gbit/s then by a FC800 rate adapted module; After above-mentioned two kinds of professional through-rate couplings, all become the speed of 9.953Gbit/s, enter ODU2 then and become frame module to generate ODU2; If incoming traffic is OTU2, then incoming traffic directly enters an OTU2 rate adapted module, removes after OTU2 expense and the FEC coding, becomes the ODU2 business; ODU2 is professional to enter the ODTU23 generation module by after the service selection switch, produces the ODTU23 business.Four road ODTU23 business obtain the OPU3 business in the asynchronous convergence module of OPU3; Become frame module by ODU3, the OPU3 that imports is become ODU3; Become frame module by OTU3, the ODU3 that imports is become OTU3, the OTU3 business that can obtain exporting.

As Figure 10, in this embodiment, because the 10G service signal of desiring to recover includes only 3 kinds of types of service, then can include only the 10G service signal that corresponding the 2nd STM64 rate adapted module, the 2nd FC800 rate adapted module and the 2nd OTU2 rate adapted module recover 3 kinds of original types of service.

Converge direction separating, the OTU3 business of input enters OTU3 and separates and seal module; By OTU3 separate seal module with the input OTU3 become ODU3; By ODU3 separate seal module with the input ODU3 become OPU3; By the asynchronous convergence module of separating of OPU3 the OPU3 that imports is split into four road ODTU23; By the ODTU23 adjusting module ODTU23 that imports is become ODU2; By the service selection switch, when the original 10G business of desire recovery is SDH or FC800, ODU2 is sent to ODU2 separate frame module, and when the 10G business that desire is recovered is OTU2, then ODU2 is sent to the 2nd OTU2 rate adapted module.Wherein, ODU2 separates frame module, is used for the payload in the ODU2 is untied, and obtains the business of 9.953Gbps; The 2nd SDH rate adapted module is used for obtaining the SDH business from the 9.953Gbps signal, if ODUx separates that frame module inputs to the 2nd SDH rate adapted module is the SDH signal, then the 2nd SDH rate adapted module can be omitted; The 2nd FC800 rate adapted module is used for obtaining from the 9.953Gbps signal FC800 business of 8.5G; The 2nd OTU2 rate adapted module is used for ODU2 is added the expense of OTU2 and FEC coding, the OTU2 signal that obtains exporting.

The embodiment of the invention also provides a kind of service transmission system, wherein, comprise: converging device is conciliate converging device, described converging device, be used to realize converging of four road 10G service signals, comprise: four Optical Channel Data Unit-k ODUx generation modules, in described four ODUx generation modules each respectively with four road 10G service signals that insert in a road be connected and be used for described road 10G service signal that is connected is carried out rate adapted, and output have default speed and kind the ODUx signal, wherein said ODUx signal is ODU2, ODU1e or ODU2e signal, four road ODUx signals of described four ODUx generation modules output have identical speed and kind; Asynchronous convergence module is used for four road ODUx signal gathering to an OTU3 or hypervelocity OTU3 with described output; The described converging device of separating, be used for described OTU3 or the hypervelocity OTU3 that converges generation by converging device separated and pool described four road 10G service signals, comprise: the asynchronous convergence module of separating, be used for described OTU3 or hypervelocity OTU3 signal separated and converge, generate four tunnel described ODUx signals; Four 10G business recovery modules, each in described four 10G business recovery modules asynchronously separated a road in four road ODUx signals that convergence module generates and is connected and is used for the adaptive described 10G service signal that is adjusted into before converging of described road ODUx signal through-rate that is connected with described.

Converging device reconciliation converging device in the system of the embodiment of the invention is identical with foregoing other embodiment, and multiple other preferred scheme also can be arranged, and does not repeat them here.

Figure 11 is the schematic flow sheet of the method for one embodiment of the invention four road 10G service signal mixing and concourses.As Figure 11, this assemblage method comprises the steps:

Step 1101, type of service according to each road in four road 10G service signals of input, respectively described each road 10G service signal is carried out rate adapted to be converted to the ODUx signal with default speed and kind, described ODUx signal is ODU2, ODU1e or ODU2e signal, and four road ODUx signals of changing out have identical speed and kind;

Step 1102 is on described four road ODUx signal gathering to an OTU3 that change out or hypervelocity OTU3.

Preferably, described method wherein, is describedly carried out rate adapted to each road 10G service signal, and the step that is converted to the ODUx signal comprises:

The one SDH rate adapted module is used for the speed of the 10G service signal of the STM64 of 9.953Gbit/s is adjusted into 10.3125Gbit/s, or directly exports the signal of described 9.953Gbit/s;

The one FC800 rate adapted module is used for the speed of the 10G service signal of the FC800 of 8.5Gbit/s is adjusted into 9.953Gbit/s or 10.3125Gbit/s;

The one 10GE LAN rate adapted module is used for the speed of the 10G service signal of the 10GE LAN of 10.3125Gbit/s is adjusted into 9.953Gbit/s, or directly exports the signal of described 10.3125Gbit/s;

The one FC1200 rate adapted module is used for the speed of the 10G service signal of the FC1200 of 10.51875Gbit/s is adjusted into 9.953Gbit/s or 10.3125Gbit/s;

The one OTU2 rate adapted module is used for the OTU2 service signal of 10.709Gbit/s separated and seals, and through-rate is adjusted into ODU2, ODU1e or ODU2e signal;

Wherein, a described SDH rate adapted module, a FC800 rate adapted module, a 10GELAN rate adapted module, and the adjustment signal of described FC1200 rate adapted module output need carry out framing and handle; And, if import that described ODUx becomes frame module be the 9.953Gbit/s signal, in the ODU2 frame structure of then described 9.953Gbit/s signal being packed into; If what import described ODUx one-tenth frame module is the 10.3125Gbit/s signal, in then described 10.3125Gbit/s signal is packed into ODU2e or the ODU1e frame structure.

Figure 12 separates the schematic flow sheet of assemblage method for the signal of the embodiment of the invention, and this is separated assemblage method and is used for separating and converging converged the OTU3 of generation or hypervelocity OTU3 signal by four road 10G service signals.As Figure 12, this is separated assemblage method and comprises the steps:

Step 1201 is separated described OTU3 or hypervelocity OTU3 signal and is converged, and generates four tunnel ODUx signals with phase same rate and kind, and described ODUx signal is ODU2, ODU1e or ODU2e signal;

Step 1201 according to the type of service on each road in four road 10G service signals of desire recovery, is carried out rate adapted to be converted to the original 10G service signal before converging to described each road ODUx signal respectively.

After utilizing above-mentioned assemblage method four tunnel 10G service signal mixing and concourses that comprise the multiple business type to be become OTU3 or hypervelocity OTU3, can utilize the above-mentioned assemblage method of separating, OTU3 or hypervelocity OTU3 are separated and converge, and revert to four road original 10G service signals.

Preferably, described method wherein, is describedly carried out rate adapted to each road ODUx signal, and the step that is converted to the original 10G service signal before converging comprises:

Wherein, in the time of need separating frame and handle,, then the ODU2 frame structure of described ODU2 signal is untied, formed and the signal of output 9.953Gbit/s speed if when the ODUx signal of input is the ODU2 signal; If when the ODUx signal of input is ODU2e or ODU1e signal, then the frame structure of described ODU2e or ODU1e signal is untied, form and export the signal of 10.3125Gbit/s speed.

The 2nd SDH rate adapted module is used for the 10.3125Gbit/s signal of input is adjusted into the SDH signal output of 9.953Gbit/s, maybe the 9.953Gbit/s signal of input is directly exported;

The 2nd FC800 rate adapted module is used for 10.3125Gbit/s that will input or the FC800 service signal output that the 9.953Gbit/s signal is adjusted into 8.5Gbit/s;

The 2nd 10GE LAN rate adapted module is used for the 9.953Gbit/s signal of input is adjusted into the 10GE LAN service signal output of 10.3125Gbit/s, and maybe the 10.3125Gbit/s with input directly exports;

The 2nd FC1200 rate adapted module is used for 9.953Gbit/s that will input or the FC1200 service signal output that the 10.3125Gbit/s signal is adjusted into 10.51875Gbit/s;

The 2nd OTU2 rate adapted module is used for the ODUx conversion of signals of input is the output of OTU2 signal; Wherein, if the ODUx signal of input is when being the ODU2 signal, then with the ODU2 frame of described OUD2 signal by expense and FEC coding, convert the output of OTU2 signal to; When if described ODUx signal is ODU2e or ODU1e signal, then described ODU2e or ODU1e signal are adjusted into the ODU2 signal, and the ODU2 frame of described adjusted ODU2 signal is encoded by expense and FEC, convert the output of OTU2 signal to.

The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims

1. the device of a signal gathering is used for four road 10G business, it is characterized in that, comprising:

2. device according to claim 1 is characterized in that, described a plurality of first rate adaptation module comprise at least two kinds in the following first rate adaptation module:

3. according to each described device among the claim 1-2, it is characterized in that described asynchronous convergence module comprises:

4. device according to claim 3 is characterized in that, is the ODU2 signal if import the ODUx signal of described asynchronous convergence module, and then described OTU3/ hypervelocity OTU3 becomes frame module to generate described OTU3 signal; If importing the ODUx signal of described asynchronous convergence module is the ODU1e signal, then described OTU3/ hypervelocity OTU3 becomes frame module to generate the first hypervelocity OTU3 signal, and the speed of the described first hypervelocity OTU3 signal is 255/236 * 237/238 * 10.3125 * 4G bps; If importing the ODUx signal of described asynchronous convergence module is ODU2e, then described OTU3/ hypervelocity OTU3 becomes frame module to generate the second hypervelocity OTU3 signal, and the speed of the described second hypervelocity OTU3 signal is 255/236 * 10.3125 * 4G bps.

5. separate the device that converges for one kind, be used for separating and converging, it is characterized in that, comprising converge the OTU3 of generation or hypervelocity OTU3 signal by four road 10G service signals:

Wherein, described 10G business recovery module comprises:

6. device according to claim 5 is characterized in that, the described asynchronous convergence module of separating comprises:

7. device according to claim 5 is characterized in that, described a plurality of second rate adapted modules comprise at least two kinds in the following second rate adapted module:

The 2nd FC1200 rate adapted module, be used to receive described 10.3125G bps or 9.953G bps signal that described ODUx separates the frame module input, and described 9.953G bps or 10.3125G bps signal are adjusted into 10.51875G bps FC1200 service signal output;

8. the method for a signal gathering is used for four road 10G business, it is characterized in that, comprising:

Type of service according to each road in four road 10G service signals of input, respectively described each road 10G service signal is carried out rate adapted to be converted to the ODUx signal with default speed and kind, described ODUx signal is ODU2, ODU1e or ODU2e signal, and four road ODUx signals of changing out have identical speed and kind;

9. method according to claim 8 is characterized in that, described a plurality of first rate adaptation module comprise at least two kinds in the following first rate adaptation module:

10. a signal is separated the method that converges, and is used for separating and converging converged the OTU3 of generation or hypervelocity OTU3 signal by four road 10G service signals, it is characterized in that, comprising:

11. method according to claim 10 is characterized in that, described a plurality of second rate adapted modules comprise at least two kinds in the following second rate adapted module:

12. a service transmission system is characterized in that, comprising: converging device is conciliate converging device,

Wherein, described 10G business recovery module comprises: