CN110011726A - Realize optoelectronic transceiver module, the system and method for optical path auto-switch - Google Patents
Realize optoelectronic transceiver module, the system and method for optical path auto-switch Download PDFInfo
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- CN110011726A CN110011726A CN201910312703.0A CN201910312703A CN110011726A CN 110011726 A CN110011726 A CN 110011726A CN 201910312703 A CN201910312703 A CN 201910312703A CN 110011726 A CN110011726 A CN 110011726A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 86
- 230000005693 optoelectronics Effects 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000005622 photoelectricity Effects 0.000 claims abstract description 35
- 238000004891 communication Methods 0.000 claims abstract description 24
- 239000013307 optical fiber Substances 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 238000012544 monitoring process Methods 0.000 claims description 15
- 230000003321 amplification Effects 0.000 claims description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000007493 shaping process Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 4
- 239000000835 fiber Substances 0.000 description 9
- 238000011084 recovery Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
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Classifications
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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
- H04B10/03—Arrangements for fault recovery
- H04B10/038—Arrangements for fault recovery using bypasses
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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
- H04B10/40—Transceivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0003—Details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
- H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
Abstract
The invention proposes a kind of optoelectronic transceiver modules for realizing optical path auto-switch, it include: shell and the optoelectronic transceiver module ontology being set in shell, optoelectronic transceiver module ontology includes the second photoconductive structure corresponding to the first photoconductive structure of the first photoelectricity access and corresponding to the second photoelectricity access, first photoconductive structure and the second photoconductive structure include sequentially connected electric interface unit, switch unit, data link communication unit, monitor control unit and optical port unit, switch unit is used for when any photoelectricity access breaks down, realize the switching between the first photoconductive structure and the second photoconductive structure.The invention also discloses the system and methods for realizing optical path auto-switch, implement the optoelectronic transceiver module of realization optical path auto-switch of the invention, system and method carries out optical cable physical link to photoelectric communication network and monitors automatically, when main road breaks down, automatically switch to bypass, it is ensured that the Continued communication of optical-fiber network.
Description
Technical field
The present invention relates to a kind of communication module, in particular to a kind of optoelectronic transceiver module for realizing optical path auto-switch is
System and method.
Background technique
OLP (Optical Fiber Line Auto Switch Protection Equipment) --- fibre circuit
Automatic switchover protection device.It is one independently of telecommunication transmission system that optical fiber, which automatically switches protection system (abbreviation OLP), is built completely
Found the Automatic monitoring and protection system on optical cable physical link.Line protector OLP is transmission device of the work in photosphere, is had
Transmit independently transparent, safe and reliable, fault recovery the is quick feature of signal.User can be helped to set up a uninterrupted, Gao Ke
It leans on, the optical communication net that safety is flexible, anti-disaster ability is strong.
OLP is to the demanding application of fiber optic network, only one optical port of general optical module, in addition bypass fibers are protected, when
When main fiber failure, it is switched to standby road and works, guarantee that whole system does not go offline, traditional switching is supported by equipment, in this way
It is equivalent to a half module on panel and is in stand-by state, the only half that really transmission uses just will affect the biography of entire surface plate
Defeated density, and equipment cost of implementation is higher.
Summary of the invention
More than solving the problems, such as, the present invention provides a kind of tool, and there are two optical ports, the realization light without bypassing photoswitch
Optoelectronic transceiver module, the system and method for road automatic switchover.
The invention discloses a kind of optoelectronic transceiver modules for realizing optical path auto-switch, comprising: shell and is set to institute
Two optical ports of different photoelectricity accesses are led in optoelectronic transceiver module ontology in the shell stated, the side setting of the shell,
The optoelectronic transceiver module ontology includes leading to corresponding to the first photoconductive structure of the first photoelectricity access and corresponding to the second photoelectricity
Second photoconductive structure on road, first photoconductive structure and the second photoconductive structure include sequentially connected electric interface unit,
Switch unit, data link communication unit, monitoring control unit and optical port unit, the data link communication unit is for real
Existing optical signal is mutually converted with electric signal, and the monitoring control unit is used to handle the electric signal, the switching list
Member is for realizing the switching between the first photoconductive structure and the second photoconductive structure when any photoelectricity access breaks down.
Further, first photoconductive structure and the second photoconductive structure be arranged in parallel, structure it is identical.
Further, under the optoelectronic transceiver module energized state, only a photoelectricity access is in energized state, separately
One photoelectricity access is in stand-by state.
Further, the switch unit includes microprocessor chip, sample circuit, filter amplification circuit, signal conversion
Circuit, comparison circuit, wherein the sample circuit, filter amplification circuit, signal conversion circuit, comparison circuit with it is described
Microprocessor chip be connected,
Wherein, sample circuit is for sampling the electric signal of data link；
Filter amplification circuit is filtered amplification for the electric signal；
Signal conversion circuit is for being converted into digital signal to the electric signal；
Comparison circuit to by digital signal with preset critical value for being compared, if being lower than critical value, Xiang Suoshu's
Microprocessor chip sends fault-signal；
Microprocessor chip is used for when receiving the fault-signal, disconnects the photoelectricity access where fault-signal, and
Switch to another photoelectricity access.
Further, the data link communication unit include: opto-electronic receiver and send detector, trans-impedance amplifier,
Feed circuit and wavelength division multiplexer, wherein the opto-electronic receiver and send detector and complete the mutual of optical signal and electric signal
It changes；The trans-impedance amplifier is for amplifying shaping to the electric signal；The feed circuit is used for described
Optical signal is fed back, and is formed feedback signal and is input to the sample circuit to correct the sampled value of sample circuit；Described
Wavelength division multiplexer is used to the total light received carrying out partial wave.
Further, the monitoring control unit includes exterior I 2C unit and inside I2C unit, the exterior I 2C
Unit realizes that the communication function of the photoelectric conversion module and external device, the inside I2C unit realize internal data
The real time monitoring of the multiple monitoring parameters of linking element.
Further, the shell includes including base device, cover device, tripper, the cover device
The base device is closed for covering, the tripper passes through the fixed base device of screw activity and top cover dress
It sets.
The invention discloses a kind of system for realizing optical path auto-switch, the optoelectronic transceiver being correspondingly arranged including at least two
Module, the optical fiber being connected between the optical port unit of two optoelectronic transceiver modules, the optoelectronic transceiver module are above-mentioned light
Electric transceiver module.
The invention discloses a kind of method for realizing optical path auto-switch, in above-mentioned system, the method packet
It includes:
S1, one photoelectricity access of setting are that main road is powered, and another photoelectricity access is that standby road progress is standby；
S2 detects the optical information in the main road, carries out A/D and is converted into light digital quantity；
S3, judges whether light digital quantity is lower than preset smooth numerical value, if so, S4 is entered step, if it is not, return step S2；
S4 switches the main road to standby road, starts standby road and carry out photoelectric communication.
Implement a kind of optoelectronic transceiver module for realizing optical path auto-switch of the invention, system and method, has with following
The technical effect of benefit:
Only one optical port in being different from the prior art goes offline when breaking down in order to prevent, needs to open plus bypass light
The deficiency of protection is closed, there are two optical ports for the technical program tool, and optical cable physical link is carried out to photoelectric communication network and is monitored automatically, when
When main road breaks down, bypass is automatically switched to, it is ensured that the Continued communication of optical-fiber network, to the safe and reliable of fibre system, failure
Fast quick-recovery plays guaranteeing role.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is a kind of first outside drawing of the optoelectronic transceiver module for realizing optical path auto-switch of the embodiment of the present invention；
Fig. 2 is a kind of second outside drawing of the optoelectronic transceiver module for realizing optical path auto-switch of the embodiment of the present invention；
Fig. 3 is a kind of optoelectronic transceiver module circuit module figure for realizing optical path auto-switch of the present invention；
Fig. 4 is a kind of system module figure for realizing optical path auto-switch of the present invention；
Fig. 5 is a kind of method flow diagram for realizing optical path auto-switch of the present invention；
Fig. 6 is a kind of signal stream work flow graph of method for realizing optical path auto-switch of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1, Fig. 2 and Fig. 3, the embodiment of the present invention, a kind of optoelectronic transceiver module for realizing optical path auto-switch
1, comprising: shell 10 and the optoelectronic transceiver module ontology being set in shell 10, the side setting of shell 10, which is led to, does not share the same light
Two optical ports 20 of electric pathway, optoelectronic transceiver module ontology include the first photoconductive structure and correspondence corresponding to the first photoelectricity access
In the second photoconductive structure of the second photoelectricity access.
Optical port 20 includes that LC lock pin adapter, ceramic sleeve and fixation are trapped.
First photoconductive structure and the second photoconductive structure include sequentially connected electric interface unit 30, switch unit 40, number
According to link communication unit 50, monitoring control unit 60 and optical port unit 70, data link communication unit 50 is for realizing optical signal
It is mutually converted with electric signal, monitoring control unit 60 is used to go out when any photoelectricity access for handling electric signal, switch unit 40
When existing failure, the switching between the first photoconductive structure and the second photoconductive structure is realized.
The module of this OLP function has been overturned traditional function implementation, has directly been realized by inside modules automatic discrimination
Standby road switches, that is to say, that inside modules are integrated with the function of main road and standby road, and energy real-time monitoring, optical fiber link break down
When, it realizes optical path auto-switch, guarantees electric signal link normal use.
The use of OLP optical module when on panel can whole normal transmissions use, without another spare optical module, such panel is close
Degree improves one times, and automatic switching function is realized by OLP optical module, and without doing customized development, conventional equipment can make equipment
With integrally reducing system cost, and using flexible, application of being more convenient for.
The exploitation for realizing the optical-electric module of optical path auto-switch solves many and diverse of current OLP function device design, reduces
The cost of whole optical network system, improves panel density.It is the best realization side of OLP fibre circuit automatic switchover protection device
Formula.For enhancing network security, reliable and stable, optimal cost performance solution is provided.
Electric interface unit 30 includes: compatibility standard SFP/SFP+ golden finger interface, including transmitting signal pins TD+, TD-；It connects
Receive signal pins RD+, RD-；+ 3.3V power supply and GND pin；SCL, SDA communications pins；TX_FAULT, RX_LOS status pin,
TX_DIS controls pin, MOD_ABS is detection pin in place.
Switch unit 40 includes TD+, TD- and the RD+ being connected with electric interface unit 30, RD-；Two signal conversion parts
Part；TR+, TR- of two signal conversion parts are connected, above-mentioned signal is the positive negative signal of difference.
Monitor control unit 60: including signal acquisition, switching control, register configuration and protocol section.Signal acquisition master
It is carried out if being converted by A/D；The data of acquisition are carried out the condition that internal algorithm determines whether to reach switching by switching control, such as
Fruit reaches, and switches over the output of control, reaches the function of control switching；Register configuration, which refers to, to be communicated by internal I2C to drive
The chips such as dynamic shaping carry out register configuration, realize optimal performance；Protocol section mainly includes matching for A0, A2 response address position
It sets and is defined with OLP function.
First photoconductive structure and the second photoconductive structure are arranged in parallel, structure is identical.
Under 1 energized state of optoelectronic transceiver module, only a photoelectricity access is in energized state, and another photoelectricity access is in
Stand-by state.
Switch unit 40 is electric including microprocessor chip, sample circuit, filter amplification circuit, signal conversion circuit, comparison
Road, wherein sample circuit, filter amplification circuit, signal conversion circuit, comparison circuit are connected with microprocessor chip,
Wherein, sample circuit is for sampling the electric signal of data link；
Filter amplification circuit is filtered amplification for the electric signal；
Signal conversion circuit is for being converted into digital signal to the electric signal；
Comparison circuit to by digital signal with preset critical value for being compared, if being lower than critical value, Xiang Suoshu's
Microprocessor chip sends fault-signal；
Microprocessor chip is used for when receiving the fault-signal, disconnects the photoelectricity access where fault-signal, and
Switch to another photoelectricity access.
Wherein, sample circuit, signal conversion circuit, filter amplification circuit can integrate in one, the circuit mould of the one
The product type of block can are as follows: ADS7816U, the product can realize 12 high speed micro energy lose sampling analog-to-digital conversions.
The adoptable product type of microprocessor chip are as follows: STM32F429IGT6.
Data link communication unit 50 includes: opto-electronic receiver and transmission detector, trans-impedance amplifier, feed circuit and wave
Division multiplexer, wherein the opto-electronic receiver and transmission detector completes the exchange of optical signal and electric signal；Described puts across resistance
Big device is for amplifying shaping to the electric signal；The feed circuit is used to feed back the optical signal,
It forms feedback signal and is input to the sample circuit to correct the sampled value of sample circuit；The wavelength division multiplexer is used for will
The total light received carries out partial wave.
The current signal that trans-impedance amplifier converts detector amplifies shaping, forms voltage signal, send to rear end number
According to signal processing unit.
Feed circuit will convert received light, control signal processing unit for rear end and provide original sampled value.
Opto-electronic receiver and transmission detector include the photodiode array for receiving optical signal, and photodiode array is corresponding
Connection across resistance/limiting amplifier, the optical signal that fibre ribbon transmits is coupled on photodiode array by light engine, photoelectricity two
Pole pipe array converts optical signals to electric signal, be transmitted to be correspondingly connected with across resistance/limiting amplifier, and be converted to difference letter
Number, it is transmitted to electric connector, and be electrically connected device and be transmitted to mainboard.
Shell 10 includes including base device, cover device, tripper, and the cover device is used to cover described in conjunction
Base device, the tripper pass through screw the activity fixed base device and cover device.
Referring to Fig. 6, the course of work of the optoelectronic transceiver module 1 in the technical program are as follows:
Transmitting terminal automatic switching procedure:
External equipment electric signal is by electric signal interface unit, into the TD+ and TD- of electric signal switch unit, positive reason
It works under condition in main road, TD+ and TD- signal is driven by the main road of laser drive unit, and the main road of optical device unit is driven to send out
Emitter part carries out luminous；If main road optical fiber link breaks down, then TD+ and TD- signal will not enter Laser Driven by control
The main road of unit drives, but enters the TR+ and TR- of electric signal switch unit, reaches the signal conversion of electric signal switch unit
Component, then driven by the standby road of laser drive unit, drive the standby road ballistic device of optical device unit to carry out luminous.To real
Now emit the automatic switching function of end signal.
Receiving end automatic switching procedure:
After the main road receiving portion of optical device unit receives optical signal, by internal conversion at electric signal, electric signal
Entering signal shaping unit carries out the recovery of signal quality, enters back into the signal conversion part of electric signal switch unit, passes through
TR+ and TR- enters the signal conversion part of electric signal switch unit, then is exported by RD+ and RD- to external equipment；If
Main road optical fiber link breaks down, then closing main road laser can be controlled by monitoring control unit, and opposite end can enable standby Lu Ji simultaneously
Light device, the standby road receiving portion of such optical device unit just will receive the optical signal of opposite end, and optical signal is by internal conversion at electricity
Signal, electric signal entering signal shaping unit carry out the recovery of signal quality, enter back into the converter section of electric signal switch unit
Part is exported by RD+ and RD- to external equipment.To realize the automatic switching function of receiving end signal.
Switching condition:
OLP optical-electric module may be configured as automatic mode and compulsory mode.When being in automatic mode, OLP optical-electric module meeting
By optical signal magnitude and wide small dual judgement is received, the threshold size of decision condition can be according to situation self-setting.When being lower than
When threshold value, OLP optical-electric module can switch over control automatically, if being initially located in main road work, then can switch to standby road；Start
It works in standby road, then can switch to main road.Compulsory mode refers to that user directly can force OLP optical-electric module to exist by ordering
The main road work road Huo Bei work.It is work on main road or standby road that OLP optical-electric module, which can also be shown currently, simultaneously, allow user very
Clearly understand the malfunction of optical fiber link.
Fig. 4, a kind of system 100 for realizing optical path auto-switch are please referred to, the photoelectricity being correspondingly arranged including at least two is received
Module, the optical fiber 200 being connected between the optical port of two optoelectronic transceiver modules are sent out, optoelectronic transceiver module is above-mentioned optoelectronic transceiver
Module 1.
Optoelectronic transceiver module 1 has laser drive unit: being mainly used to that laser is driven to shine, drives comprising main road and standby
Road driving, and have APC automatic control function, guarantee the constant of optical power, be provided simultaneously with fault reporting function TX_FAULT and
Force switch function TX_DlS.
Signal shaping unit: mainly CDR function, clock and data recovery, it is ensured that the quality of signal.
Fig. 5, a kind of method for realizing optical path auto-switch are please referred to, in the system of Fig. 4, method includes:
S1, one photoelectricity access of setting are that main road is powered, and another photoelectricity access is that standby road progress is standby；
S2 detects the optical information in the main road, carries out A/D and is converted into light digital quantity；
S3, judges whether light digital quantity is lower than preset smooth numerical value, if so, S4 is entered step, if it is not, return step S2；
S4 switches the main road to standby road, starts standby road and carry out photoelectric communication.
Above step can execute realization with the computer program code of software.
Optical device unit: including main road device and standby road device.The function of two kinds of devices is consistent.Device includes emission part
Point, receiving portion and optical path butted part.Optical path butted part is designed by the transflection characteristic of light, guarantees that the single fiber bi-directional of light passes
It send.In addition optical device unit carries out Miniaturization Design, guarantees that OLP function can be realized in the level of optical-electric module.
In this system, realize that integrated 2 groups of the optical-electric module of optical path auto-switch shine and receive light combination；
2 groups of light combinations that shine and receive effectively are switched by monitoring unit, realize the switching of main road and standby road；
The cooperation of electric signal switch unit shines and receives light combination and switches over, and guarantees the continuity of electric signal.
Implement a kind of optoelectronic transceiver module for realizing optical path auto-switch of the invention, system and method, has with following
The technical effect of benefit:
Only one optical port in being different from the prior art goes offline when breaking down in order to prevent, needs to open plus bypass light
The deficiency of protection is closed, there are two optical ports for the technical program tool, and optical cable physical link is carried out to photoelectric communication network and is monitored automatically, when
When main road breaks down, bypass is automatically switched to, it is ensured that the Continued communication of optical-fiber network, to the safe and reliable of fibre system, failure
Fast quick-recovery plays guaranteeing role.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of optoelectronic transceiver module for realizing optical path auto-switch, comprising: shell and the light being set in the shell
Electric transceiver module ontology, which is characterized in that two optical ports of different photoelectricity accesses are led in the side setting of the shell, described
Optoelectronic transceiver module ontology include corresponding to the first photoelectricity access the first photoconductive structure and corresponding to the second photoelectricity access
Second photoconductive structure, first photoconductive structure and the second photoconductive structure include sequentially connected electric interface unit, switching
Unit, data link communication unit, monitoring control unit and optical port unit, the data link communication unit is for realizing light
Signal is mutually converted with electric signal, and the monitoring control unit is used to handle the electric signal, and the switch unit is used
In when any photoelectricity access breaks down, the switching between the first photoconductive structure and the second photoconductive structure is realized.
2. the optoelectronic transceiver module according to claim 1 for realizing optical path auto-switch, which is characterized in that described first
Photoconductive structure and the second photoconductive structure are arranged in parallel, structure is identical.
3. the optoelectronic transceiver module according to claim 1 for realizing optical path auto-switch, which is characterized in that the photoelectricity
Under transceiver module energized state, only a photoelectricity access is in running order, and another photoelectricity access is in stand-by state.
4. the optoelectronic transceiver module according to claim 1 for realizing optical path auto-switch, which is characterized in that the switching is single
Member includes microprocessor chip, sample circuit, filter amplification circuit, signal conversion circuit, comparison circuit, wherein described adopts
Sample circuit, filter amplification circuit, signal conversion circuit, comparison circuit are connected with the microprocessor chip,
Wherein, sample circuit is for sampling the electric signal of data link；
Filter amplification circuit is filtered amplification for the electric signal；
Signal conversion circuit is for being converted into digital signal to the electric signal；
Comparison circuit to by digital signal with preset critical value for being compared, if being lower than critical value, micro- place of Xiang Suoshu
It manages device chip and sends fault-signal；
Microprocessor chip is used to disconnect the photoelectricity access where fault-signal, and switch when receiving the fault-signal
To another photoelectricity access.
5. the optoelectronic transceiver module according to claim 1 for realizing optical path auto-switch, which is characterized in that the data
Link communication unit includes: opto-electronic receiver and transmission detector, trans-impedance amplifier, feed circuit and wavelength division multiplexer, wherein
The opto-electronic receiver and transmission detector completes the exchange of optical signal and electric signal；The trans-impedance amplifier is used for described
Electric signal amplify shaping；It is defeated to form feedback signal for feeding back to the optical signal for the feed circuit
Enter to the sample circuit to correct the sampled value of sample circuit；The wavelength division multiplexer for will the total light that receive into
Row partial wave.
6. the optoelectronic transceiver module according to claim 1 for realizing optical path auto-switch, which is characterized in that the monitoring
Control unit includes exterior I 2C unit and inside I2C unit, and the exterior I 2C unit realizes the photoelectric conversion module
With the communication function of external device, the inside I2C unit realizes the real-time prison of the multiple monitoring parameters of internal data link unit
Control.
7. the optoelectronic transceiver module according to claim 1 for realizing optical path auto-switch, which is characterized in that the shell
Including including base device, cover device, tripper, the cover device, which is used to cover, closes the base device, described
The tripper base device and cover device fixed described by screw activity.
8. a kind of system for realizing optical path auto-switch, the optoelectronic transceiver module being correspondingly arranged including at least two are connected to two
Optical fiber between the optical port unit of a optoelectronic transceiver module, which is characterized in that the optoelectronic transceiver module be claim 1~
Optoelectronic transceiver module described in 7 any claims.
9. a kind of method for realizing optical path auto-switch, in system according to any one of claims 8, which is characterized in that described
Method includes:
S1, one photoelectricity access of setting are that main road is powered, and another photoelectricity access is that standby road progress is standby；
S2 detects the optical information in the main road, carries out A/D and is converted into light digital quantity；
S3, judges whether light digital quantity is lower than preset smooth numerical value, if so, S4 is entered step, if it is not, return step S2；
S4 switches the main road to standby road, starts standby road and carry out photoelectric communication.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112367114A (en) * | 2020-11-09 | 2021-02-12 | 迈普通信技术股份有限公司 | Optical module and communication equipment |
| CN112379585A (en) * | 2020-11-12 | 2021-02-19 | 中国船舶重工集团公司第七0七研究所 | Time-frequency system and method with node hopping capability based on optical fiber ring architecture |
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| CN112379585A (en) * | 2020-11-12 | 2021-02-19 | 中国船舶重工集团公司第七0七研究所 | Time-frequency system and method with node hopping capability based on optical fiber ring architecture |
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