CN208572096U - It is double to receive double hair equipment and Transmission system - Google Patents
It is double to receive double hair equipment and Transmission system Download PDFInfo
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- CN208572096U CN208572096U CN201821066731.6U CN201821066731U CN208572096U CN 208572096 U CN208572096 U CN 208572096U CN 201821066731 U CN201821066731 U CN 201821066731U CN 208572096 U CN208572096 U CN 208572096U
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Abstract
The utility model provides a kind of pair and receives double hair equipment and Transmission system, wherein double pair hair equipment of receiving include: at least one interface unit, and each interface unit includes interface, the first transceiver module, the second transceiver module and transmission control module；Interface is electrically connected the first transceiver module and the second transceiver module, for accessing double receipts modules or double hair modules；First transceiver module and the second transceiver module are used to receive and process signal from double receipts modules according to the control instruction of transmission control module or send the signal for needing to send by double hair modules.Interface unit in the double hair modules of double receipts of the utility model includes binary channel, by accessing double receipts modules or double hair modules, the binary channel can be achieved while receiving or sending two paths of signals, this equipment for uni-directional light flow, in particular for the one-way transmission of multiple optical signals, the closeness of equipment can be improved to realize multichannel while receive or send.
Description
Technical field
The utility model relates to technical field of photo communication, more particularly to a kind of double hair equipment of double receipts and Transmission system.
Background technique
With the development of network technology and optical fiber technology, optical communications module is applied in more fields, optical signal
It measures into geometric form to increase, the contradiction between mass data amount that single-shot list receives the processing capacity of module and optical-fibre communications faces is increasingly
It is prominent, great difficulty is brought to the transmission of information.Traditional optical communications module is only limitted to single-shot list receipts, in unidirectional optical signal
In transmission, practical efficiency only has 50%.Accordingly, with the interface of the matching used such as cabinet existing equipment of optical communications module
Also being usually includes transmitting path and all the way receiving path all the way, then when the equipment needs to be used for transmission unidirectional optical signal,
Then can wherein be idle all the way, thus the utilization rate of each interface also only have 50%, this for highly dense transmission device then
The resource of half can be wasted.
Utility model content
In view of the above problems, the utility model provides a kind of pair and receives double hair equipment and Transmission system to solve existing transmission
The utilization rate of equipment is not high and is limited to single receipts or single-shot problem.
The utility model proposes one kind it is double receive double hair equipment, the one-way transmission applied to optic communication, comprising: at least one
Interface unit, each interface unit include interface, the first transceiver module, the second transceiver module and transmission control module,
In, the interface is electrically connected first transceiver module and the second transceiver module, the interface for access it is double receive modules or
Double hair modules；
First transceiver module and second transceiver module are used for the control instruction according to the transmission control module
Signal or the signal that will need to send is received and processed from double receipts modules to send by double hair modules.
As further alternative scheme, first transceiver module and second transceiver module include receiver,
Transmitter, signal processor, the second gate, receives driver and transmitting driver at the first gate；
First gate is used to gate the receiver or described according to the selection instruction of the transmission control module
Transmitter；
The receiver or the transmitter receive signal for connecting double receipts modules or by double hair moulds
Block sends signal；
The signal processor is used for the control instruction according to the transmission control module to the received signal or institute
The signal for stating transmitting carries out signal processing；
Second gate be used to be gated according to the selection instruction of the transmission control module reception driver or
The transmitting driver.
As further alternative scheme, the transmission control module gates first transceiver module and described respectively
The receiver of two transceiver modules and the reception driver are to form double reception access.
As further alternative scheme, the transmission control module gates first transceiver module and described respectively
The transmitter of two transceiver modules and the transmitting driver are to form double transmission paths.
As further alternative scheme, double modules of receiving include: the first receiving submodule and the second receiving submodule,
First receiving submodule and the second receiving submodule include photoelectric converter, preamplifier and limiting amplifier；
The photoelectric converter is used to the optical signal received being converted to current signal；
The preamplifier by the current signal for amplifying and being converted to voltage signal；
The limiting amplifier is used for the voltage signal clipping to export corresponding digital electric signal.
As further alternative scheme, double hair modules include: that the first transmitting submodule and second emit submodule,
It is described first transmitting submodule and second transmitting submodule include light emission component, driving circuit, bias current generator and
Automatic power control circuit, wherein the light emission component includes laser diode；
The driving circuit is used to provide modulation electric current to the laser diode；
The laser diode is used to generate modulated optical signal according to the modulation electric current；
The bias current generator is used to provide bias current for the laser diode；
The automatic power control circuit stablizes Output optical power for adjusting the bias current.According to above-mentioned
Double to receive double hair equipment, the present invention also provides a kind of Transmission systems, comprising: and it is double to receive double hair equipment and optical communications module,
Optical communications module connection double double hair equipment of receipts, the optical communications module is double receipts modules or double hair moulds
Block, wherein double modules of receiving are for receiving optical signal and being converted into electric signal, and double hair modules are for converting electric signal
For optical signal transmission；
Double pair hair equipment of receiving are used to receive double signals for receiving module feeding or the signal sent will be needed to pass through
Double hair modules are sent, wherein double double hair equipment of receipts send out equipment using above-mentioned double receipts are double.
As further alternative scheme, first transceiver module and second transceiver module include receiver,
Transmitter, signal processor, the second gate, receives driver and transmitting driver at the first gate；
The transmission control module gates the reception of first transceiver module and second transceiver module respectively
Device and the reception driver are to form double reception access；Double receipts pair hair equipment access described in double receipts modules and gating
Double reception access, for unidirectionally sending signal；
The transmission control module gates the transmitting of first transceiver module and second transceiver module respectively
Device and the transmitting driver are to form double transmission paths；Double pair hair equipment of receiving access described in double hair modules and gating
Double transmission paths, for unidirectionally receiving signal.
As further alternative scheme, the interface unit further includes fault detection module, for detecting and the light
Whether the connection of communication module is normal and warning note is carried out when the optical communications module breaks down.
As further alternative scheme, double pair hair equipment of receiving are additionally provided with temperature detecting module, all for detecting
Double case temperature for receiving module or double hair modules, and carry out when being more than preset threshold radiating treatment and watchful mention
Show.
Technical solution provided by the utility model has the following beneficial effects:
The utility model proposes the double hair equipment of double receipts, interface unit includes binary channel, and receives moulds by the way that access is double
Block or double hair modules, it can be achieved that the binary channel simultaneously receive or send two paths of signals, this for uni-directional light flow equipment, especially
It is the one-way transmission for multiple optical signals, equipment closeness can be improved to realize multichannel while receive or send, also improve
The utilization rate etc. of optical communications module.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the double hair equipment of double receipts of the utility model embodiment 1；
Fig. 2 is the first structure diagram of the interface unit of the double hair equipment of double receipts of the utility model embodiment 1；
Fig. 3 is the second structural schematic diagram of the interface unit of the double hair equipment of double receipts of the utility model embodiment 1；
Fig. 4 is the structural schematic diagram of double receipts modules of the utility model embodiment 1；
Fig. 5 is the structural schematic diagram of double hair modules of the utility model embodiment 1；
Fig. 6 is the structural schematic diagram of the Transmission system of the utility model embodiment 2.
Main element symbol description:
10- is bis- to receive double hair equipment；100- interface unit；The first transceiver module of 110-；111- receiver；112- transmitter；
The first gate of 113-；114- signal processor；The second gate of 115-；116- receives driver；117- emits driver；
The second transceiver module of 120-；130- transmission control module；140- interface；The bis- receipts modules of 200-；210- optical detection circuit；Before 220-
Set amplifier；230- limiting amplifier；The bis- hair modules of 300-；310- light emission component；320- driving circuit；330- bias current
Generator；340- automatic power control circuit；400- optical communications module.
Specific embodiment
Hereinafter, the various embodiments of the disclosure will be described more fully.The disclosure can have various embodiments, and
It can adjust and change wherein.It should be understood, however, that: there is no disclosure protection scope is limited to specific reality disclosed herein
The intention of example is applied, but the disclosure should be interpreted as to all in the spirit and scope for covering the various embodiments for falling into the disclosure
Adjustment, equivalent and/or optinal plan.
Hereinafter, can the term " includes " used in the various embodiments of the disclosure or " may include " instruction disclosed in
Function, operation or the presence of element, and do not limit the increase of one or more functions, operation or element.In addition, such as existing
Used in the various embodiments of the disclosure, term " includes ", " having " and its cognate are meant only to indicate special characteristic, number
Word, step, operation, the combination of element, component or aforementioned item, and be understood not to exclude first one or more other
Feature, number, step, operation, element, component or aforementioned item combined presence or increase one or more features, number,
Step, operation, element, component or aforementioned item combination a possibility that.
The statement (" first ", " second " etc.) used in the various embodiments of the disclosure can be modified in various implementations
Various constituent element in example, but respective sets can not be limited into element.For example, the above statement is not intended to limit the suitable of the element
Sequence and/or importance.The above statement is only used for the purpose for differentiating an element and other elements.For example, the first user fills
It sets and indicates different user device with second user device, although the two is all user apparatus.For example, not departing from each of the disclosure
In the case where the range of kind embodiment, first element is referred to alternatively as second element, and similarly, second element is also referred to as first
Element.
It should also be noted that if a constituent element ' attach ' to another constituent element by description, it can be by the first composition member
Part is directly connected to the second constituent element, and " connection " third can form between the first constituent element and the second constituent element
Element.On the contrary, when a constituent element " being directly connected to " is arrived another constituent element, it will be appreciated that in the first constituent element
And second third constituent element is not present between constituent element.
The term used in the various embodiments of the disclosure " user " can be indicated using the people of electronic device or using electricity
The device (for example, artificial intelligence electronic device) of sub-device.
The term used in the various embodiments of the disclosure is used only for the purpose of describing specific embodiments and not anticipates
In the various embodiments of the limitation disclosure.Unless otherwise defined, otherwise all terms used herein (including technical term and
Scientific term) there is contain identical with the various normally understood meanings of embodiment one skilled in the art of the disclosure
Justice.The term (term such as limited in the dictionary generally used) be to be interpreted as have in the related technical field
The identical meaning of situational meaning and Utopian meaning or meaning too formal will be interpreted as having, unless this
It is clearly defined in disclosed various embodiments.
Embodiment 1
Please with reference to Fig. 1 to Fig. 5, a kind of double double hair equipment 10 of receipts provided in this embodiment, applied to fiber-optic signal
Transmission, it includes an at least interface unit 100 that this pair, which receives double hair equipment 10,.In the present embodiment, an at least interface unit 100
For multiple interface units.Each interface unit 100 includes the first transceiver module 110, the second transceiver module 120, transmission control
Module 130 and interface 140.Wherein, the first transceiver module 110 and the second transceiver module 120 are electric with transmission control module 130 respectively
Property connection；Interface 140 is electrically connected the first transceiver module 110 and the second transceiver module 120, for one double receipts of pluggable connection
Module 200 or double hair modules 300.Double receipts modules 200 of the present embodiment refer to the received light-receiving mould of two ways of optical signals
Block, double hair modules 300 then refer to the optical transmitter module with two ways of optical signals transmitting.
Wherein, the first transceiver module 110 and the second transceiver module 120 according to the control of transmission control module 130 for referring to
It enables from double receipts modules 200 of access and receives optical signal, or the signal sent will be needed to launch by double hair modules 300.
In the present embodiment, it may include two kinds of operating modes, i.e. reception pattern and sending mode that this pair, which receives double hair equipment 10, wherein two kinds
Mode can be configured manually by user or realize automatic detection switching by interface unit 100, specifically can be corresponding by increasing
Detection module etc. detect the transmission direction of signal and the switching between two modes carried out according to transmission direction.It is exemplary
Ground, when being set as reception pattern, the first transceiver module 110 and the second transceiver module 120 can receive simultaneously and receive module from double
The identical or different signal of 200 two-way；When being set as emission mode, the first transceiver module 110 and the second transceiver module 120
The identical or different signal of two-way can be sent simultaneously.
Specifically, as shown in figure 3, the first transceiver module 110 includes receiver 111, transmitter 112, the first gate
113, signal processor 114, the second gate 115, reception driver 116 and transmitting driver 117.Wherein, receiver 111 with
Transmitter 112 is connected in parallel to the first gate 113；First gate 113, signal processor 114 and the second gate 115 according to
Secondary connection, and connect with transmission control module 130；It receives driver 116 and transmitting driver 117 is connected in parallel to the second choosing
Logical device 115.Wherein, receiver 111 can be used for receiving the signal inputted by double receipts modules 200, transmitter by interface 140
112 can be used for emitting internal signal by interface 140 and double hair modules 300.First gate 113 can be used for receiver
111 and transmitter 112 carry out alternative control to which the part that will gate is accessed in transmission route.Signal processor 114 can be used
In to the signal received or the corresponding signal processing of the signal that will emit progress.Second gate 115 can be used for reception
Driver 116 and transmitting driver 117 carry out in part access transmission route of the alternative control to gate.Receive driving
Device 116 provides driving when can be used for carrying out the signal come from the transmission of signal processor 114 being such as isolated, coupling processing；Transmitting
Driver 117 can be used for specifically carrying out corresponding position according to actual needs to obtain and the signal sent being needed to provide driving etc.
Reason etc..In the present embodiment, the first transceiver module 110 and the structure having the same of the second transceiver module 120, and the first transmitting-receiving mould
Block 110 and the second transceiver module 120 are controlled by transmission control module 130.Exemplarily, transmission control module 130 can be used
Such as PIC single chip microcomputer micro-control processor.
Exemplarily, if the interface unit 100 is used to receive the signal transmitted from double receipts modules 200, with the first transmitting-receiving
For module 110, transmission control module 130 sends gating command to the first gate 113 and the second gate 115 respectively, in
It is the first gate 113 by selection receiver 111, accordingly selection is received driver 116 by the second gate 115, and at this time the
One transceiver module 110 forms a receiving path.Similarly, transmission control module 130 makees phase to the second transceiver module 120 simultaneously
Same processing then forms double reception access to form another receiving path.The signal that will be sent is used for for interface unit 100
The case where being sent by double hair modules 300, similarly, by the hair for gating the first transceiver module 110 and the second transceiver module 120
Emitter 112 and transmitting driver 117, can also then form double transmission paths.In addition, each receiving path or transmitting path are also
It can be correspondingly used for individually receiving or emitting certain signal all the way.
Wherein, double receipts modules 200 of the present embodiment can be used for the reception of two ways of optical signals or receive simultaneously, this pair receives module
200 include the first receiving submodule and the second receiving submodule, and the first receiving submodule and the second receiving submodule have phase
Same structure.It is illustrated with the specific structure of the first receiving submodule, as shown in figure 4, the first receiving submodule mainly includes
Optical detection circuit 210, preamplifier 220 and limiting amplifier 230, wherein optical detection circuit 210, preamplifier 220 and
Limiting amplifier 230 is successively electrically connected.Exemplarily, optical detection circuit 210 includes mainly photodiode, for detection
Optical signal is simultaneously translated into corresponding current signal.Wherein, photodiode is also provided with bias voltage, and photoelectric conversion is former
Reason is mainly using photoelectric effect.It, can quilt in post-processing for anti-stop signal since collected current signal is fainter
It floods, therefore it is first sent into preamplifier 220 and carries out preposition amplification.Then, the electric current that will be obtained by preamplifier 220
Signal amplifies processing, to obtain the voltage signal of appropriate amplitude and be sent to limiting amplifier 230.Exemplarily,
The preamplifier 220 can be made of trans-impedance amplifier, which is mainly a kind of change for converting electrical current into voltage
Parallel operation.Limiting amplifier 230 is used to for obtained voltage signal being processed into the accessible digital signal of constant amplitude.Exemplarily,
Limiting amplifier 230 mainly includes amplifier, compensation circuit and comparator etc..
Double receipts modules 200 of the present embodiment carry out two ways of optical signals by the first receiving submodule and the second receiving submodule
Parallel reception, for uni-directional light flow, the centralized processing of especially multiple optical signals, with traditional by light-receiving and light
Emit combined optical communications module to compare, is greatly improved the utilization rate of module, avoids the wasting of resources of emitting portion, and
Power consumption is lower, speed faster.
Wherein, double hair modules 300 of the present embodiment can be used for the transmitting of two ways of optical signals or emit simultaneously.This pair receives module
200 include the first transmitting submodule and the second transmitting submodule, and the first transmitting submodule and the second transmitting submodule have phase
Same structure.It is illustrated with the specific structure of the first transmitting submodule, as shown in figure 5, the first transmitting submodule mainly includes
Light emission component 310, driving circuit 320, bias current generator 330 and automatic power control circuit 340, wherein light emitting
Component 310 mainly includes laser diode.Specifically, light emission component 310 connects driving circuit 320, and driving circuit 320 is used for
Modulation electric current is provided to laser diode, to make the laser diode generate corresponding tune under the driving of driving circuit 320
Optical signal processed, it is also necessary to be slightly larger than the direct current of its threshold current for laser diode proposition by bias current generator 330
Bias current, wherein useful information of the modulated optical signal containing transmission in need.And automatic power control circuit 340 is then for adjusting
Above-mentioned bias current is saved, thus the optical power of stable output indirectly.Preferably, the first transmitting submodule and the second transmitting
Submodule can also include warning protection circuit etc., exemplarily, then issue police when the optical power of output is more than preset threshold
Accuse prompt etc..Wherein, 310 abbreviation TOSA of light emission component (Transmitter Optical Sub-Assembly), TOSA is removed
Include above-mentioned laser diode, may also include backlight diode, detection circuit etc., for detecting the optical power etc. of output.
A high-speed current switch can be used in driving circuit 320, and exemplarily, which can be used difference current switch electricity
Road etc., and such as mirror-image constant flow source circuit can be used to provide an adjustable and stable current source in bias current generator 330.
Automatic power control circuit 340 then mainly stablizes optical power and extinction ratio of output etc. using closed-loop automatic control method.
Double hair modules of the present embodiment carry out two ways of optical signals by the first transmitting submodule and the second transmitting submodule
Transmitted in parallel, for uni-directional light flow, the centralized processing of especially multiple optical signals sends out light-receiving and light with traditional
The optical communications module for penetrating merging is compared, and the utilization rate of module is greatly improved, and avoids the wasting of resources of receiving portion, and function
Consume lower, speed faster.
Preferably, the double hair equipment 10 of this pair receipts can integrate multiple interface units 100 and send or receive signal to increase
Transmission channel, for example, if this pair receives double hair equipment 10 and be integrated with 24 identical interface units 100, if using double hair modules
300 or double receipts modules 200 then can be achieved while sending or receiving the signal on 48 tunnels.
Each interface may be implemented by the first transceiver module and the second transceiver module in the double hair equipment of double receipts of the present embodiment
The double reception access or double transmission paths of unit provide two paths of signals simultaneously using double receipts modules or double hair modules, to realize
It is received or sent while two paths of signals.Exemplarily, this pair receives double hair equipment and may include but be not limited to as double machines for receiving double hairs
Case, set-top box etc..Certainly, also this can be improved by integrating multiple above-mentioned interface units and double receipts modules or double hair modules
Double closenesses for receiving double hair equipment and double utilization rates for receiving module or double hair modules.
Embodiment 2
Fig. 6 is please referred to, above-mentioned first embodiment is based on, the present embodiment proposes a kind of Transmission system, and the Transmission system is available
In the one-way transmission of optic communication, which includes sending and receiving.The Transmission system includes the double hair equipment 10 of double receipts and light
Communication module 400, the pluggable connection of optical communications module 400 is double to receive double hair equipment 10.In the present embodiment, optical communications module 400 can
Using the double receipts modules 200 or double hair modules 300 of above-mentioned first embodiment, wherein double receipts modules 200 are for receiving optical signal simultaneously
It is converted into electric signal, double hair modules 300 are for converting electrical signals to optical signal transmission；It is double to receive double hair equipment 10 and above-mentioned first
The double hair equipment structures having the same of double receipts of embodiment.
When Transmission system is used for different scenes, different optical communications modules 400 can be correspondingly used.Exemplarily, when
When the Transmission system is for unidirectionally sending signal, by double hair modules 300 by 140 connecting interface unit 100 of interface, pass through transmission
Control module 130 gates double transmission paths, and correspondingly double pair hair equipment 10 of receiving are set as sending mode, thus while realizing two-way
It sends.Similarly, when the Transmission system is for unidirectionally receiving signal, double receipts modules 200 is connected into its interface unit 100, are led to
It crosses transmission control module 130 and gates double reception access, correspondingly double pair hair equipment 10 of receiving are set as reception pattern, to realize two-way
While receive.
Preferably, it may include multiple above-mentioned interface units 100 that this pair, which receives double hair equipment 10, be sent or received by increasing
The transmission channel of signal, to improve closeness and utilization rate that this pair receives double hair equipment 10.
Preferably, which further includes fault detection module, for detecting and the optical communications module 400
Whether connection is normal, and warning note is carried out when optical communications module 400 breaks down.
Preferably, this pair receives double hair equipment 10 and is additionally provided with temperature detecting module, for detecting all double receipts modules or double hairs
The case temperature of module, and watchful prompt is carried out when being more than preset threshold.It preferably, can also be when being more than preset threshold certainly
Dynamic such as heat sink arrangement of opening radiates.
It will be appreciated by those skilled in the art that the accompanying drawings are only schematic diagrams of a preferred implementation scenario, module in attached drawing or
Process is not necessarily implemented necessary to the utility model.
It will be appreciated by those skilled in the art that the module in device in implement scene can be described according to implement scene into
Row is distributed in the device of implement scene, can also be carried out corresponding change and is located at the one or more dresses for being different from this implement scene
In setting.The module of above-mentioned implement scene can be merged into a module, can also be further split into multiple submodule.
Above-mentioned the utility model serial number is for illustration only, does not represent the superiority and inferiority of implement scene.Disclosed above is only this
Several specific implementation scenes of utility model, still, the utility model is not limited to this, any those skilled in the art's energy
Think of variation should all fall into the protection scope of the utility model.
Claims (10)
1. a kind of double hair equipment of double receipts, which is characterized in that the one-way transmission applied to optic communication, comprising: at least one interface list
Member, each interface unit include interface, the first transceiver module, the second transceiver module and transmission control module；
The interface is electrically connected first transceiver module and second transceiver module, for accessing double receipts modules or double hairs
Module；First transceiver module and second transceiver module are used for according to the control instruction of the transmission control module from institute
It states the signal that pair receipts modules receive and process signal or will need to send and passes through double hair modules transmissions.
2. the double hair equipment of double receipts according to claim 1, which is characterized in that first transceiver module and described second is received
Hair module includes receiver, transmitter, the first gate, signal processor, the second gate, receives driver and transmitting drive
Dynamic device；
First gate is used to gate the receiver or the transmitting according to the selection instruction of the transmission control module
Device；
The receiver or the transmitter receive signal for connecting double receipts modules or by double hair module hairs
The number of delivering letters；
The signal processor is used for the control instruction according to the transmission control module to the received signal or the hair
The signal penetrated carries out signal processing；
Second gate is used to gate the reception driver or described according to the selection instruction of the transmission control module
Emit driver.
3. the double hair equipment of double receipts according to claim 2, which is characterized in that described in the transmission control module gates respectively
The receiver and the reception driver of first transceiver module and second transceiver module are to form double reception access.
4. the double hair equipment of double receipts according to claim 2, which is characterized in that described in the transmission control module gates respectively
The transmitter and the transmitting driver of first transceiver module and second transceiver module are to form double transmission paths.
5. the double hair equipment of double receipts according to claim 1, which is characterized in that double modules of receiving include: that the first reception is sub
Module and the second receiving submodule, first receiving submodule and the second receiving submodule include photoelectric converter, preposition
Amplifier and limiting amplifier；
The photoelectric converter is used to the optical signal received being converted to current signal；
The preamplifier by the current signal for amplifying and being converted to voltage signal；
The limiting amplifier is used for the voltage signal clipping to export corresponding digital electric signal.
6. the double hair equipment of double receipts according to claim 1, which is characterized in that double hair modules include: that the first transmitting is sub
Module and the second transmitting submodule, the first transmitting submodule and the second transmitting submodule include light emission component, driving
Circuit, bias current generator and automatic power control circuit, wherein the light emission component includes laser diode；
The driving circuit is used to provide modulation electric current to the laser diode；
The laser diode is used to generate modulated optical signal according to the modulation electric current；
The bias current generator is used to provide bias current for the laser diode；
The automatic power control circuit stablizes Output optical power for adjusting the bias current.
7. a kind of Transmission system characterized by comprising it is double to receive double hair equipment and optical communications module,
Optical communications module connection it is described it is double receive double hair equipment, the optical communications module be it is double receive modules or double hair modules,
In, double modules of receiving are for receiving optical signal and being converted into electric signal, and double hair modules are for converting electrical signals to light
Signal is sent；
Signal of the double receipts pair hair equipment for receiving the signal of double receipts module feedings or will need to send passes through described
Double hair modules are sent, wherein double pair hair equipment of receiving are set using the double hairs of double receipts described in any one of the claims 1-6
It is standby.
8. Transmission system according to claim 7, which is characterized in that first transceiver module and the second transmitting-receiving mould
Block includes receiver, transmitter, the first gate, signal processor, the second gate, receives driver and transmitting driving
Device；
The transmission control module gate respectively first transceiver module and second transceiver module the receiver and
The reception driver is to form double reception access；Double receipts pair hair equipment access double receipts modules and gate described pair and connect
Access is received, for unidirectionally sending signal；
The transmission control module gate respectively first transceiver module and second transceiver module the transmitter and
The transmitting driver is to form double transmission paths；Double pair hair equipment of receiving access double hair modules and gate described pair of hair
Access is sent, for unidirectionally receiving signal.
9. Transmission system according to claim 7, which is characterized in that the interface unit further includes fault detection module,
It is whether normal and alarm when the optical communications module breaks down with the connection of the optical communications module for detecting
Prompt.
10. Transmission system according to claim 7, which is characterized in that double pair hair equipment of receiving are additionally provided with temperature detection
Module for detecting all double case temperatures for receiving module or double hair modules, and is carried out when being more than preset threshold
Radiating treatment and watchful prompt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821066731.6U CN208572096U (en) | 2018-07-06 | 2018-07-06 | It is double to receive double hair equipment and Transmission system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821066731.6U CN208572096U (en) | 2018-07-06 | 2018-07-06 | It is double to receive double hair equipment and Transmission system |
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| Publication Number | Publication Date |
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| CN208572096U true CN208572096U (en) | 2019-03-01 |
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| CN201821066731.6U Active CN208572096U (en) | 2018-07-06 | 2018-07-06 | It is double to receive double hair equipment and Transmission system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505645A (en) * | 2019-09-30 | 2019-11-26 | 北京百度网讯科技有限公司 | Control method, device, electronic equipment and the communication device of communication pattern |
| CN113870614A (en) * | 2021-10-29 | 2021-12-31 | 北京筑梦园科技有限公司 | Parking detection device and parking management system |
-
2018
- 2018-07-06 CN CN201821066731.6U patent/CN208572096U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505645A (en) * | 2019-09-30 | 2019-11-26 | 北京百度网讯科技有限公司 | Control method, device, electronic equipment and the communication device of communication pattern |
| CN113870614A (en) * | 2021-10-29 | 2021-12-31 | 北京筑梦园科技有限公司 | Parking detection device and parking management system |
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