CN105743571A - Optical module balancing parameter adjusting method and apparatus, and optical module - Google Patents
Optical module balancing parameter adjusting method and apparatus, and optical module Download PDFInfo
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- CN105743571A CN105743571A CN201610195705.2A CN201610195705A CN105743571A CN 105743571 A CN105743571 A CN 105743571A CN 201610195705 A CN201610195705 A CN 201610195705A CN 105743571 A CN105743571 A CN 105743571A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- 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
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0795—Performance monitoring; Measurement of transmission parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- 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
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0795—Performance monitoring; Measurement of transmission parameters
- H04B10/07953—Monitoring or measuring OSNR, BER or Q
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- 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
- H04B10/25—Arrangements specific to fibre transmission
Abstract
Embodiments of the present invention provide an optical module balancing parameter adjusting method and apparatus, and an optical module. The method includes the steps of after a balancing parameter debugging instruction is received, acquiring a plurality of preset to-be-selected balancing parameters; setting each to-be-selected balancing parameter as a temporary balancing parameter of the optical module, so as to enable the optical module to adjust an initial signal received by the optical module by using each to-be-selected balancing parameter to obtain an adjusting signal corresponding to each to-be-selected balancing parameter; acquiring each adjusting signal from the optical module, and determining a target balancing parameter among the plurality of to-be-selected balancing parameters according to a characteristic parameter of each adjusting signal; and setting the target balancing parameter as a balancing parameter of the optical module. The method is used for improving the accuracy of setting the balancing parameter for the optical module.
Description
Technical field
The present embodiments relate to technical field of optical fiber communication, particularly relate to a kind of optical module balance parameters control method, device and optical module.
Background technology
Include the multiple communication equipments connected by optical fiber in fiber optic communication systems, signal owing to transmitting in a fiber is optical signal, and the accessible information of communication equipment is the signal of telecommunication, therefore, each communication equipment is provided with optical module, optical module signal is carried out electro-optic conversion or opto-electronic conversion.
In actual application, there is signal attenuation in the process being transmitted in a fiber due to optical signal, make there is error between optical signal that reception equipment receives and the optical signal that transmission equipment sends, so that reception equipment can obtain accurate signal, after reception equipment receives optical signal, optical module in reception equipment converts optical signals into the signal of telecommunication, and according to the balance parameters preset in optical module, the signal of telecommunication is carried out well-balanced adjustment.In the prior art, a balance parameters is determined generally according to practical experience, and when producing optical module in batches, and in the optical module that the balance parameters determined is solidified, make the optical module of batch in actual applications, all adopt identical balance parameters that the signal of telecommunication is carried out well-balanced adjustment.
But, when practical communication environment difference residing for optical module, such as, fiber lengths between reception equipment and transmission equipment is different, and the performance receiving equipment and/or the equipment of transmission is different, and the optimal equalization parameter in optical module is also different, therefore, it is that the batch balance parameters determined of optical module is difficult to be suitable for all of communication environment according to practical experience, causes that the accuracy of balance parameters arranged for optical module is poor, and then reduce the process performance of optical module.
Summary of the invention
The embodiment of the present invention provides a kind of optical module balance parameters control method, device and optical module, for rising to the accuracy of the balance parameters that optical module is arranged.
First aspect, the embodiment of the present invention provides a kind of optical module balance parameters defining method, including:
After receiving balance parameters debugging instruction, obtain the balance parameters multiple to be selected preset；
Respectively by interim balance parameters that each described equalization parameter setting to be selected is described optical module, so that the initial signal that described optical module is received by described optical module respectively through each described balance parameters to be selected is adjusted, obtain the adjustment signal that each described balance parameters to be selected is corresponding；
From described optical module, obtain each described adjustment signal the characteristic parameter according to each described adjustment signal, in the plurality of balance parameters to be selected, determine target balance parameters；
By the balance parameters that described target equalization parameter setting is described optical module.
Method as above, respectively by interim balance parameters that each described equalization parameter setting to be selected is optical module, so that the initial signal that described optical module is received by described optical module respectively through each described balance parameters to be selected is adjusted, obtain the adjustment signal that each described balance parameters to be selected is corresponding, including:
Determine the test period that each described balance parameters to be selected is corresponding, obtain multiple test period；
For any one the test period in the plurality of test period, at the initial time of described test period, obtain described test balance parameters current to be selected corresponding to period；
By the interim balance parameters that described current equalization parameter setting to be selected is described optical module, so that described optical module is within the described test period, the initial signal described optical module received by described current balance parameters to be selected is adjusted, obtain the adjustment signal that described current balance parameters to be selected is corresponding, until obtaining the adjustment signal that each described balance parameters to be selected is corresponding.
Method as above, described by the interim balance parameters that described current equalization parameter setting to be selected is described optical module, including:
Judging whether to exist in the read-write storage device of described optical module data, described read-write storage device is for preserving the balance parameters of described optical module；
If the determination result is YES, then by described read-write storage device exist data modification be described current balance parameters to be selected；
If judged result is no, then described current balance parameters to be selected is write read-write storage device.
Method as above, described characteristic parameter is the bit error rate, accordingly, and the characteristic parameter according to each described adjustment signal, in the plurality of balance parameters to be selected, determine target balance parameters, including:
Obtain the bit error rate of each described adjustment signal；
Determine that the balance parameters regulating signal corresponding that the bit error rate is minimum is target balance parameters.
Second aspect, the embodiment of the present invention provides a kind of optical module balance parameters to determine device, including:
Acquisition module, for, after receiving balance parameters debugging instruction, obtaining the balance parameters multiple to be selected preset；Wherein, described balance parameters debugging instruction is for indicating the balance parameters determining optical module in the plurality of balance parameters to be selected；
Module is set, for respectively by interim balance parameters that each described equalization parameter setting to be selected is described optical module, so that the initial signal that described optical module is received by described optical module respectively through each described balance parameters to be selected is adjusted, obtain the adjustment signal that each described balance parameters to be selected is corresponding；
Determine module, for obtaining each described adjustment signal the characteristic parameter according to each described adjustment signal from described optical module, in the plurality of balance parameters to be selected, determine target balance parameters；
The described module that arranges is additionally operable to, by the balance parameters that described target equalization parameter setting is described optical module.
Device as above, the described module that arranges includes:
Determine unit, for determining the test period that each described balance parameters to be selected is corresponding, obtain multiple test period；
Acquiring unit, for for any one the test period in the plurality of test period, at the initial time of described test period, obtains described test balance parameters current to be selected corresponding to period；
Unit is set, for by interim balance parameters that described current equalization parameter setting to be selected is described optical module, so that described optical module is within the described test period, the initial signal described optical module received by described current balance parameters to be selected is adjusted, obtain the adjustment signal that described current balance parameters to be selected is corresponding, until obtaining the adjustment signal that each described balance parameters to be selected is corresponding.
Device as above, described arrange unit specifically for:
Judging whether to exist in the read-write storage device of described optical module data, described read-write storage device is for preserving the balance parameters of described optical module；
If the determination result is YES, then by described read-write storage device exist data modification be described current balance parameters to be selected；
If judged result is no, then described current balance parameters to be selected is write read-write storage device.
Device as above, described characteristic parameter is the bit error rate, accordingly, it is determined that module specifically for:
Obtain the bit error rate of each described adjustment signal；
Determine that the balance parameters regulating signal corresponding that the bit error rate is minimum is target balance parameters.
The third aspect, the embodiment of the present invention provides a kind of optical module, determines device including the optical module balance parameters described in above-mentioned any one of second aspect.
Optical module balance parameters defining method shown in the embodiment of the present invention, device and optical module, when it needs to be determined that during the balance parameters of optical module, to determining that device sends balance parameters debugging instruction, after determining that device receives balance parameters debugging instruction, obtain the balance parameters multiple to be selected preset, and respectively by interim balance parameters that each equalization parameter setting to be selected is optical module, so that the initial signal that optical module is received by optical module respectively through each balance parameters to be selected is adjusted, obtain the adjustment signal that each balance parameters to be selected is corresponding, characteristic parameter according to each adjustment signal, multiple balance parameters to be selected determine target balance parameters, and be the balance parameters of optical module by target equalization parameter setting；In above process, in the use procedure of optical module, successively according to the balance parameters multiple to be selected preset, optical module is debugged, and then can the communication environment residing for optical module be that optical module determines balance parameters, the balance parameters making optical module is the balance parameters that is consistent with current com-munication environment, the accuracy of the balance parameters that raising is arranged for optical module, and then improves the process performance of optical module.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the application scenarios figure of optical module balance parameters defining method provided by the invention；
Fig. 2 is the schematic flow sheet of optical module balance parameters defining method provided by the invention；
Fig. 3 is the schematic flow sheet arranging interim balance parameters method for optical module provided by the invention；
Fig. 4 is the structural representation one that optical module balance parameters provided by the invention determines device；
Fig. 5 is the structural representation two that optical module balance parameters provided by the invention determines device；
Fig. 6 is the structural representation of optical module provided by the invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Fig. 1 is the application scenarios figure of optical module balance parameters defining method provided by the invention, refer to Fig. 1, including transmission equipment 101 and reception equipment 102, transmission equipment 101 and reception equipment 102 are connected by optical fiber, reception equipment 102 is provided with optical module 1021, optical module 1021 is provided with optical module balance parameters and determines device 1022 (hereinafter referred determines device), this optical module balance parameters determines that device 1022 can be realized by software, optionally, this optical module balance parameters determines that the function that device 1022 possesses can be integrated in processor or the veneer of optical module 1021, it should be noted that, transmission equipment 101 can also be provided with and possess the optical module of identical function with optical module 1021；In actual application, when it needs to be determined that during the balance parameters of optical module 1021 (such as, in receiving equipment 102 after installation optical module 1021), start transmission equipment 101 and reception equipment 102 is operated, transmission equipment 101 is made to send optical signal by optical fiber to reception equipment 102, and by determining that the balance parameters of optical module 1021 is debugged to determine the balance parameters of optical module 1021 by device 1022, and then can the communication environment residing for optical module 1021 be that optical module 1021 determines balance parameters, the balance parameters making optical module 1021 is the optimal equalization parameter being consistent with current com-munication environment.Below, by specific embodiment, illustrated optical module balance parameters defining method, device and optical module are described in detail.
Fig. 2 is the schematic flow sheet of optical module balance parameters defining method provided by the invention, and the executive agent of the method is that optical module balance parameters determines device (hereinafter referred determines device), refer to Fig. 2, and the method may include that
S201, receive balance parameters debugging instruction after, obtain preset balance parameters multiple to be selected；
S202, respectively by the interim balance parameters that each equalization parameter setting to be selected is optical module so that the initial signal that optical module is received by optical module respectively through each balance parameters to be selected is adjusted, obtain the adjustment signal that each balance parameters to be selected is corresponding；
S203, from optical module, obtain each adjustment signal the characteristic parameter according to each adjustment signal, in multiple balance parameters to be selected, determine target balance parameters；
S204, it is the balance parameters of optical module by target equalization parameter setting.
In embodiments of the present invention, optical module includes multiple balance parameters to be selected, for instance, balance parameters to be selected can be the arbitrary integer in 0-10, in actual application, it is possible to arranging the balance parameters multiple to be selected that optical module includes according to actual needs, this is not specifically limited by the present invention.
In actual application, when needing to determine balance parameters for the optical module in communication equipment, user can to determining that device sends balance parameters debugging instruction, the debugging instruction of this balance parameters is for indicating the balance parameters determining optical module in multiple balance parameters to be selected, after determining that device receives balance parameters debugging instruction, determine that device starts optical module is debugged, to determine the balance parameters of optical module；Optical module in a communications device is when working first, need to determine balance parameters for optical module, therefore, in order to simplify the operation of user, in a communications device after installation optical module, when communication equipment starts work first, communication equipment automatically generates balance parameters debugging instruction, so that determining that device starts to determine balance parameters for optical module.
After determining that device receives balance parameters debugging instruction, determine that device obtains the balance parameters multiple to be selected preset, the plurality of balance parameters to be selected can be produce optical module time be optical module configuration balance parameters, optionally, it is determined that device can obtain the plurality of balance parameters to be selected in optical module.
After determining that device acquires the plurality of balance parameters to be selected, determine that device is respectively by interim balance parameters that each equalization parameter setting to be selected is optical module, make optical module be adjusted processing to the initial signal received according to each balance parameters to be selected respectively, and then obtain the adjustment signal that each balance parameters to be selected is corresponding.
After optical module acquires the adjustment signal that each balance parameters to be selected is corresponding, determine that device obtains each from optical module and regulates signal, and obtain each characteristic parameter regulating signal, the characteristic parameter of signal is regulated according to each, the plurality of balance parameters to be selected determines target balance parameters, and be the balance parameters of optical module by this target equalization parameter setting, so that the work process that optical module is later all adopting this target balance parameters carry out equilibrium treatment to the received signal；Optionally, the characteristic parameter of this adjustment signal can be the bit error rate regulating signal, accordingly, can according to the implementation feasible as follows characteristic parameter according to each adjustment signal, multiple balance parameters to be selected determine target balance parameters: first obtain the bit error rate of each adjustment signal, and determine that the balance parameters regulating signal corresponding that the bit error rate is minimum is target balance parameters.
It should be noted that, when generally optical module in a communications device works first, can be that optical module determines balance parameters by the method shown in Fig. 2 embodiment, in actual application, when the communication environment residing for optical module changes, such as, the distance between communication equipment (reception equipment) and the transmission equipment residing for optical module changes, it is also possible to be that optical module redefines balance parameters by the method shown in Fig. 2 embodiment.
Below, by concrete example, the method described in Fig. 2 embodiment is described in detail.
Exemplary, it is assumed that when producing optical module 1, preset 5 balance parameters to be selected for optical module 1, be designated as balance parameters 1-balance parameters 5 respectively.
After reception equipment 1 is mounted with optical module 1, when receiving equipment 1 and starting work first, with instruction, reception equipment, to determining that device sends balance parameters debugging instruction, determines that device determines the balance parameters of an applicable current com-munication environment in balance parameters 1-balance parameters 5 for optical module 1.
After determining that device receives balance parameters debugging instruction, determine that what balance parameters 1-balance parameters 5 was set to optical module 1 by device successively regulates parameter temporarily, optical module 1 is made to be adjusted processing to the initial signal received according to balance parameters 1-balance parameters 5 successively, and it is equalized the adjustment signal of parameter 1-balance parameters 5 correspondence, it is designated as adjustment signal 1-respectively and regulates signal 5.
Assume that the characteristic parameter regulating signal is the bit error rate regulating signal, then after determining that device acquires adjustment signal 1-adjustment signal 5, obtain the bit error rate regulating signal 1-adjustment signal 5 respectively, it is designated as the bit error rate 1-bit error rate 5 respectively, optionally, the corresponding relation of the bit error rate of balance parameters, adjustment signal, adjustment signal can be as shown in table 1:
Table 1
| Balance parameters | Regulate signal | Characteristic parameter (bit error rate) |
| Balance parameters 1 | Regulate signal 1 | 0.3E-10 |
| Balance parameters 2 | Regulate signal 2 | 0.25E-10 |
| Balance parameters 3 | Regulate signal 3 | 0.1E-10 |
| Balance parameters 4 | Regulate signal 4 | 0.38E-10 |
| Balance parameters 5 | Regulate signal 5 | 0.2E-10 |
As shown in table 1, after determining that device determines the adjusted signal 1-bit error rate regulating signal 5, determine that device determines that the bit error rate (0.1E-10) regulating signal 3 is minimum, then the balance parameters 3 regulating signal 3 correspondence is defined as target balance parameters, and balance parameters 3 is set to the balance parameters of optical module 1.
Optical module balance parameters defining method shown in the embodiment of the present invention, when it needs to be determined that during the balance parameters of optical module, to determining that device sends balance parameters debugging instruction, after determining that device receives balance parameters debugging instruction, obtain the balance parameters multiple to be selected preset, and respectively by interim balance parameters that each equalization parameter setting to be selected is optical module, so that the initial signal that optical module is received by optical module respectively through each balance parameters to be selected is adjusted, obtain the adjustment signal that each balance parameters to be selected is corresponding, characteristic parameter according to each adjustment signal, multiple balance parameters to be selected determine target balance parameters, and be the balance parameters of optical module by target equalization parameter setting；In above process, in the use procedure of optical module, successively according to the balance parameters multiple to be selected preset, optical module is debugged, and then can the communication environment residing for optical module be that optical module determines balance parameters, the balance parameters making optical module is the balance parameters that is consistent with current com-munication environment, the accuracy of the balance parameters that raising is arranged for optical module, and then improves the process performance of optical module.
On the basis of embodiment illustrated in fig. 1, it is possible to by implementation feasible as follows respectively by the interim balance parameters (S202 in embodiment illustrated in fig. 2) that each equalization parameter setting to be selected is optical module, concrete, refer to embodiment illustrated in fig. 3.
Fig. 3 is the schematic flow sheet arranging interim balance parameters method for optical module provided by the invention, and the executive agent of the method is for determining device, on the basis of embodiment illustrated in fig. 2, refer to Fig. 3, and the method may include that
S301, determine the test period that each balance parameters to be selected is corresponding, obtain multiple test period；
S302, for any one the test periods in multiple test periods, at the initial time of test period, obtain test balance parameters current to be selected corresponding to period；
S303, by interim balance parameters that current equalization parameter setting to be selected is optical module, so that optical module is within the test period, initial signal optical module received by current balance parameters to be selected is adjusted, obtain the adjustment signal that current balance parameters to be selected is corresponding, until obtaining the adjustment signal that each balance parameters to be selected is corresponding.
In the embodiment shown in fig. 3, after determining that device acquires default balance parameters multiple to be selected, determine that device determines the test period that each balance parameters to be selected is corresponding, wherein, the duration of each test period can be identical, and optionally, the duration of a test period can be 10 seconds, in actual application, it is possible to the duration of test period is set according to actual needs.
Determine device determine obtain multiple test the period after, initial time in each test period, determine that device obtains balance parameters current to be selected corresponding to this test period, and the interim balance parameters that just current equalization parameter setting to be selected is optical module, so that optical module is within the test period, initial signal optical module received by current balance parameters to be selected is adjusted, obtain the adjustment signal that current balance parameters to be selected is corresponding, for each test period, repeat said process, until determining that device obtains the adjustment signal that each balance parameters to be selected is corresponding.
Exemplary, it is assumed that determine that device acquires 3 balance parameters, be designated as balance parameters 1-balance parameters 3 respectively, it is further assumed that determine that device is that the test period that these 3 balance parameters are determined is as shown in table 2 respectively:
Table 2
| Balance parameters | The test period |
| Balance parameters 1 | 8:00:00-8:00:10 |
| Balance parameters 2 | 8:00:10-8:00:20 |
| Balance parameters 3 | 8:00:20-8:00:30 |
When 8 o'clock sharps (8:00:00), it is determined that the equalization parameter setting of optical module is balance parameters 1 by device so that the initial signal that optical module is received by optical module according to balance parameters 1 is adjusted, it is equalized the adjustment signal 1 of parameter 1 correspondence.
When 80 10 seconds (8:00:10), it is determined that the equalization parameter setting of optical module is balance parameters 2 by device so that the initial signal that optical module is received by optical module according to balance parameters 2 is adjusted, it is equalized the adjustment signal 2 of parameter 2 correspondence.
When 80 20 seconds (8:00:20), it is determined that the equalization parameter setting of optical module is balance parameters 3 by device so that the initial signal that optical module is received by optical module according to balance parameters 3 is adjusted, it is equalized the adjustment signal 3 of parameter 3 correspondence.
In above process, in 8:00:00-8:00:10, the initial signal that optical module is received by optical module according to balance parameters 1 is adjusted, in 8:00:10-8:00:20, the initial signal that optical module is received by optical module according to balance parameters 2 is adjusted, in 8:00:20-8:00:30, the initial signal that optical module is received by optical module according to balance parameters 3 is adjusted.
In implementation this kind feasible, by being that optical module arranges balance parameters to be selected corresponding to this test period at the initial time of each test period, make optical module adopt different balance parameters to be selected to be adjusted the initial signal received processing in the different test periods, and then ensure to determine that device can obtain the adjustment signal that each balance parameters to be selected is corresponding.
On the basis of any of the above-described embodiment, so that initial signal can be adjusted processing according to different interim balance parameters by optical module, read-write storage device can be set in optical module, optionally, this read-write storage device can be the territory, partial memory area in the storage device itself having in optical module, and regulation optical module is when using balance parameters, all obtain balance parameters from this read-write storage, therefore, when determining that device needs interim balance parameters that current equalization parameter setting to be selected is optical module, determine that device first judges whether there are data in the read-write storage device of optical module, if existing, then by read-write storage device exist data modification be current balance parameters to be selected, if being absent from, then directly current balance parameters to be selected is write read-write storage device；In this kind of implementation, optionally, when producing optical module, initial equalization parameter can also be write in the read-write storage device of optical module, make do not pass through said method be optical module determine balance parameters time, optical module can by read-write storage device preset initial equalization parameter carry out equilibrium treatment to the received signal.
Exemplary, when producing optical module 1, first based on experience value initial equalization parameter is set for optical module 1, and in the read-write storage device of optical module 1, writes this initial equalization parameter；It is being in the process that optical module 1 determines balance parameters by the method shown in above-described embodiment, when needing the interim balance parameters that balance parameters 1 to be selected is set to optical module 1, determine that device judges there are data in read-write storage device, then by read-write storage device exist data modification be balance parameters 1 to be selected, repeat said process, until determining for optical module 1 and obtaining target balance parameters, it is then target balance parameters by the data modification that there is currently in read-write storage device, when the data in read-write storage device not being changed, optical module 1 then processes according to target balance parameters always to the received signal.
Fig. 4 is the structural representation one that optical module balance parameters provided by the invention determines device, and this device can be arranged on inside optical module, it is also possible to arranges in a communications device together with optical module, refer to Fig. 4, and this device may include that
Acquisition module 401, for, after receiving balance parameters debugging instruction, obtaining the balance parameters multiple to be selected preset；
Module 402 is set, for respectively by interim balance parameters that each equalization parameter setting to be selected is optical module, so that the initial signal that optical module is received by optical module respectively through each balance parameters to be selected is adjusted, obtain the adjustment signal that each balance parameters to be selected is corresponding；
Determine module 403, for obtaining each adjustment signal the characteristic parameter according to each adjustment signal from optical module, in multiple balance parameters to be selected, determine target balance parameters；
Arrange module 402 to be additionally operable to, be the balance parameters of optical module by target equalization parameter setting.
Fig. 5 is the structural representation two that optical module balance parameters provided by the invention determines device, on the basis of embodiment illustrated in fig. 4, refer to Fig. 5, arranges module 402 and may include that
Determine unit 4021, for determining the test period that each balance parameters to be selected is corresponding, obtain multiple test period；
Acquiring unit 4022, for for any one the test period in multiple test periods, at the initial time of test period, the balance parameters current to be selected that the acquisition test period is corresponding；
Unit 4023 is set, for by interim balance parameters that current equalization parameter setting to be selected is optical module, so that optical module is within the test period, initial signal optical module received by current balance parameters to be selected is adjusted, obtain the adjustment signal that current balance parameters to be selected is corresponding, until obtaining the adjustment signal that each balance parameters to be selected is corresponding.
In actual application, optionally, arrange unit 4023 specifically to may be used for:
Judging whether to exist in the read-write storage device of optical module data, read-write storage device is for preserving the balance parameters of optical module；
If the determination result is YES, then by read-write storage device exist data modification be current balance parameters to be selected；
If judged result is no, then current balance parameters to be selected is write read-write storage device.
In actual application, optionally, characteristic parameter can be the bit error rate, accordingly, it is determined that module 403 specifically may be used for:
Obtain the bit error rate of each adjustment signal；
Determine that the balance parameters regulating signal corresponding that the bit error rate is minimum is target balance parameters.
It should be noted that the optical module balance parameters shown in the embodiment of the present invention determines that device can perform the technical scheme shown in said method embodiment, it realizes principle and beneficial effect is similar, no longer repeats herein.
The embodiment of the present invention also provides for a kind of optical module, and this optical module includes the optical module balance parameters shown in any of the above-described embodiment and determines device；Optionally, the optical module balance parameters in optical module determines that device can be realized by software, and optical module balance parameters determines that device can be integrated in the processor in optical module or in veneer.
It should be noted that the optical module balance parameters that this optical module includes determines with the optical module balance parameters shown in above-mentioned Fig. 4-Fig. 5 embodiment, device determines that the structure of device, work process and beneficial effect are similar, no longer repeat herein.
In actual application, optical module can also include but not limited to following assembly: the first clock and data recovery module, laser driver, transmitting optical assembly, reception optical assembly, limiting amplifier, equalizer, second clock data recovery module, it is described in detail below by the operation principle of the specific embodiment optical module to including said modules, concrete, refer to embodiment illustrated in fig. 6.
Fig. 6 is the structural representation of optical module provided by the invention, refer to Fig. 6, this optical module includes: the first clock and data recovery module 601, laser driver 602, transmitting optical assembly 603, and reception optical assembly 604, limiting amplifier 605, equalizer 606, second clock data recovery module 607, optical module balance parameters determine device 608.
In actual application, this optical module may be mounted in the transmission equipment for sending signal, it is also possible to is arranged in the reception equipment for receiving signal, concrete:
When this optical module is arranged in the transmission equipment for sending signal, only the first clock and data recovery module 601 in optical module, laser driver 602, launch optical assembly 603 to be operated, concrete: the signal of telecommunication needing to send is sent to the first clock and data recovery module 601 by the equipment that sends, the signal of telecommunication is carried out shaping again to improve signal quality by the first clock and data recovery module 601, and the signal of telecommunication after shaping is sent to laser driver 602, laser driver 602 drives transmitting optical assembly to carry out luminescence according to the signal of telecommunication received, and then convert a signal to optical signal, and launch optical signal.
When this optical module of light is arranged in the reception equipment for receiving signal, only the reception optical assembly 604 in optical module, limiting amplifier 605, equalizer 606, second clock data recovery module 607, optical module balance parameters determine that device 608 is operated；nullWherein，Optical module balance parameters determines that device 608 is only operated when needs determine balance parameters for this optical module，Below optical module balance parameters is determined that the work process of device 608 is described in detail: when this optical module is determined balance parameters by needs，Optical module balance parameters determines that device 608 is by the interim balance parameters that an equalization parameter setting is equalizer 606 in balance parameters to be selected，After the optical signal received is converted into the signal of telecommunication by reception optical assembly 604，The signal of telecommunication is sent to limiting amplifier 605，The signal of telecommunication is amplified processing by limiting amplifier，And the signal of telecommunication after processing and amplifying is sent to equalizer 606，Determined that the signal of telecommunication is carried out equilibrium treatment by the interim balance parameters that device 608 is its setting by equalizer according to optical module balance parameters，Adjusted signal，And adjustment signal is sent to second clock data recovery module 607，The adjustment signal received is carried out Shape correction to improve signal quality by second clock data recovery module 607，Simultaneously，Optical module balance parameters is determined that device 608 obtains and is regulated signal、And the characteristic parameter of this adjustment signal，Repeat said process，Until optical module balance parameters determines that device 608 obtains the characteristic parameter regulating signal that each balance parameters to be selected is corresponding，Determine that target regulates parameter according to each characteristic parameter regulating signal，And target is regulated parameter be set to the balance parameters of equalizer (optical module).After optical module balance parameters determines that device 608 is provided with balance parameters for optical module, optical module balance parameters determines device 608 break-off, until when needing again to determine balance parameters for optical module, optical module balance parameters determines that device 608 restarts work.
It should be noted that optical module can also include other assemblies, for instance, processor, it is possible to by processor, each assembly in optical module is coordinated supervision, in actual application, can arranging the assembly that optical module includes according to actual needs, this is not especially limited by the present invention.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can be completed by the hardware that programmed instruction is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program upon execution, performs to include the step of above-mentioned each embodiment of the method；And aforesaid storage medium includes: the various media that can store program code such as ROM, RAM, magnetic disc or CDs.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (9)
1. an optical module balance parameters defining method, it is characterised in that including:
After receiving balance parameters debugging instruction, obtain the balance parameters multiple to be selected preset；
Respectively by interim balance parameters that each described equalization parameter setting to be selected is described optical module, so that the initial signal that described optical module is received by described optical module respectively through each described balance parameters to be selected is adjusted, obtain the adjustment signal that each described balance parameters to be selected is corresponding；
From described optical module, obtain each described adjustment signal the characteristic parameter according to each described adjustment signal, in the plurality of balance parameters to be selected, determine target balance parameters；
By the balance parameters that described target equalization parameter setting is described optical module.
2. method according to claim 1, it is characterized in that, respectively by interim balance parameters that each described equalization parameter setting to be selected is optical module, so that the initial signal that described optical module is received by described optical module respectively through each described balance parameters to be selected is adjusted, obtain the adjustment signal that each described balance parameters to be selected is corresponding, including:
Determine the test period that each described balance parameters to be selected is corresponding, obtain multiple test period；
For any one the test period in the plurality of test period, at the initial time of described test period, obtain described test balance parameters current to be selected corresponding to period；
By the interim balance parameters that described current equalization parameter setting to be selected is described optical module, so that described optical module is within the described test period, the initial signal described optical module received by described current balance parameters to be selected is adjusted, obtain the adjustment signal that described current balance parameters to be selected is corresponding, until obtaining the adjustment signal that each described balance parameters to be selected is corresponding.
3. method according to claim 2, it is characterised in that described by the interim balance parameters that described current equalization parameter setting to be selected is described optical module, including:
Judging whether to exist in the read-write storage device of described optical module data, described read-write storage device is for preserving the balance parameters of described optical module；
If the determination result is YES, then by described read-write storage device exist data modification be described current balance parameters to be selected；
If judged result is no, then described current balance parameters to be selected is write read-write storage device.
4. the method according to any one of claim 1-3, it is characterised in that described characteristic parameter is the bit error rate, accordingly, the characteristic parameter according to each described adjustment signal, in the plurality of balance parameters to be selected, determine target balance parameters, including:
Obtain the bit error rate of each described adjustment signal；
Determine that the balance parameters regulating signal corresponding that the bit error rate is minimum is target balance parameters.
5. an optical module balance parameters determines device, it is characterised in that including:
Acquisition module, for, after receiving balance parameters debugging instruction, obtaining the balance parameters multiple to be selected preset；
Module is set, for respectively by interim balance parameters that each described equalization parameter setting to be selected is described optical module, so that the initial signal that described optical module is received by described optical module respectively through each described balance parameters to be selected is adjusted, obtain the adjustment signal that each described balance parameters to be selected is corresponding；
Determine module, for obtaining each described adjustment signal the characteristic parameter according to each described adjustment signal from described optical module, in the plurality of balance parameters to be selected, determine target balance parameters；
The described module that arranges is additionally operable to, by the balance parameters that described target equalization parameter setting is described optical module.
6. device according to claim 5, it is characterised in that the described module that arranges includes:
Determine unit, for determining the test period that each described balance parameters to be selected is corresponding, obtain multiple test period；
Acquiring unit, for for any one the test period in the plurality of test period, at the initial time of described test period, obtains described test balance parameters current to be selected corresponding to period；
Unit is set, for by interim balance parameters that described current equalization parameter setting to be selected is described optical module, so that described optical module is within the described test period, the initial signal described optical module received by described current balance parameters to be selected is adjusted, obtain the adjustment signal that described current balance parameters to be selected is corresponding, until obtaining the adjustment signal that each described balance parameters to be selected is corresponding.
7. device according to claim 6, it is characterised in that described arrange unit specifically for:
Judging whether to exist in the read-write storage device of described optical module data, described read-write storage device is for preserving the balance parameters of described optical module；
If the determination result is YES, then by described read-write storage device exist data modification be described current balance parameters to be selected；
If judged result is no, then described current balance parameters to be selected is write read-write storage device.
8. the device according to any one of claim 5-7, it is characterised in that described characteristic parameter is the bit error rate, accordingly, it is determined that module specifically for:
Obtain the bit error rate of each described adjustment signal；
Determine that the balance parameters regulating signal corresponding that the bit error rate is minimum is target balance parameters.
9. an optical module, it is characterised in that include the optical module balance parameters described in any one of claim 5-8 and determine device.
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