CN207530830U - A kind of GPON signals polymerize remote device - Google Patents
A kind of GPON signals polymerize remote device Download PDFInfo
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- CN207530830U CN207530830U CN201721644864.2U CN201721644864U CN207530830U CN 207530830 U CN207530830 U CN 207530830U CN 201721644864 U CN201721644864 U CN 201721644864U CN 207530830 U CN207530830 U CN 207530830U
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Abstract
The utility model discloses a kind of GPON signals to polymerize remote device.For convenience of maintenance, optical line terminal is often concentrated and is placed into operator room.This can cause to decay seriously during GPON optical signal transmissions.The utility model includes local side apparatus and remote equipment.Local side apparatus and remote equipment include electric power system, management module, memory module, optical interface module, business module, clock module and fan.When remote equipment only there are one when, the optical fiber interface of the first optical module is connect with the optical fiber interface of the first optical module of remote equipment in local side apparatus.When remote equipment has n, the input port of the optical fiber interface of the first optical module and wavelength division multiplexer connects in local side apparatus.N delivery outlet of wavelength division multiplexer is connect respectively with the optical fiber interface of n the first optical module of remote equipment.The utility model considerably increases the transmission range of GPON optical signals in the case of by optical line terminal concentrated setting.
Description
Technical field
The utility model belongs to Ethernet passive optical network technical field, and in particular to a kind of GPON signals polymerization, which is zoomed out, to be set
It is standby.
Background technology
GPON(Gigabit Passive Optical Network：Gigabit passive optical network) it is a kind of point-to-points
The access technology of point because of its low cost, safeguards that the factors such as easy play very important angle in the construction of last one kilometer
Color.But reasons limit its is laid with and uses on a large scale as well as its transmission range is short, coverage area is small etc..
GPON optical signals on the market are transmitted in layout at a distance at present, mainly there is following two modes：1st, by optical link
Terminal (OLT, Optical Line Termination) sinking dispersed placement is to each small-sized user's computer room.The light of which
Line terminal relatively disperses, and leads to plant maintenance inconvenience and cost is higher.2nd, optical line terminal concentration is placed into operator room.
Which decays when optical line terminal transmits GPON optical signals to optical network unit (ONU, Optical Network Unit)
It is more serious.Therefore, optical line terminal can be concentrated and is arranged at operator by design one kind, seriously be damaged without generating optical signal
The GPON signals polymerization extension apparatus of consumption is particularly significant.
Invention content
The purpose of this utility model is to provide a kind of GPON signals to polymerize remote device.
The utility model includes local side apparatus and remote equipment.The local side apparatus and remote equipment include power supply system
System, management module, memory module, optical interface module, business module, clock module and fan.The electric power system is management
Module, memory module, optical interface module, business module and clock module for power supply.The clock module includes clock chip.Institute
The input clock pin and two GPIO interfaces of output clock pins and business module for stating clock chip are respectively connected with.
The management module includes first processor and second processor.The memory module includes the first storage core
Piece and the second storage chip.First processor, second processor and business module are between any two with passing through serial peripheral interface
Bus is communicated.Second processor is communicated with the first storage chip by serial peripheral interface bus.First processor
It is communicated with the second storage chip by internal integrated circuit bus.First GPIO interface of second processor and turning for fan
Fast delivery outlet connection.Second GPIO interface of second processor and the speed control input port of fan connect.
The optical interface module includes the first optical module and four the second optical modules.Business module and the first optical module and
Four the second optical modules are communicated by internal integrated circuit bus.In local side apparatus, five of the business module
GTX interfaces are connect respectively with the electric signal output mouth of the first optical module, the electric signal input port of four the second optical modules.In distal end
In equipment, five GTX interfaces of business module and the electric signal input port of the first optical mode, the electric signal of four the second optical modules are defeated
Outlet connects respectively.
When remote equipment only there are one when, the optical fiber interface of the first optical module and the first optical mode of remote equipment in local side apparatus
The optical fiber interface connection of block.When remote equipment has n, n >=2, the optical fiber interface of the first optical module and wavelength-division in local side apparatus
The input port connection of multiplexer.N delivery outlet of wavelength division multiplexer and the optical fiber interface of n the first optical module of remote equipment are distinguished
Connection.
Further, the local side apparatus is arranged at operator.The optical fiber of four the second optical modules in local side apparatus
Interface is respectively connected with four output optical fibres.Four output optical fibres are connected with optical line terminal.The remote equipment setting
In the fiber cable cross connection box or computer room of user terminal.The optical fiber interface of four the second optical modules and four optical splitters is defeated in remote equipment
Entrance is respectively connected with.The delivery outlet of four optical splitters is connect with multiple optical network units.
Further, first storage chip uses the W25Q128FVSG chips of Winbond companies production.It is described
The second storage chip use atmel corp production AT24C16 chips.
Further, the model ZB7784099-DCL of first optical module.Second optical module in the local side apparatus
Model ZP5342034-KCST.The model ZP5432043-JCS of second optical module in the remote equipment.
Further, the clock module further includes crystal oscillator.The crystal oscillator is connected with clock chip.The clock
Chip uses the 8T49N488A chips of Integrated Device Technology, Inc.'s production.
Further, the business chip for the model XC7K325T that the business module is produced using Xilinx companies.
Further, the first processor uses the microcontroller of model STM32F107.The second processor
The EP4CE6 chips produced using altera corp.
Further, the electric power system includes switch power module and power supply chip.The switch power module
3.3V voltage output ends are connect with the 3.3V power supply interfaces of first processor, second processor and business module.Switching Power Supply mould
The 1.0V voltage output ends of block and the 1.0V feeder ears of business module connect.The 2.5V voltage output ends of the power supply chip and when
The 2.5V feeder ears connection of clock chip, second processor and business module.The 1.8V voltage output ends of power supply chip and business mould
The 1.8V feeder ears connection of block.The 1.2V voltage output ends of power supply chip and second processor and the 1.2V feeder ears of business module
Connection.The 1.0V voltage output ends of power supply chip and the 1.0V feeder ears of business module connect.The switch power module and
Power supply chip is communicated with second processor by internal integrated circuit bus.
Further, the switch power module uses the model NAD12S10-A of Huawei Tech Co., Ltd's production
Unisolated switch power module.The power supply core for the model MP1484EN that power supply chip is produced using Xin Yuan System Co., Ltd
Piece.
The utility model has an advantageous effect in that：
1st, the utility model considerably increases the transmission of GPON optical signals in the case of by optical line terminal concentrated setting
Distance.
2nd, four GPON optical signals can be aggregated in an OTN optical signal by the utility model, be passed improving optical signal
It is defeated apart from while, also greatly reduce the number of fibers needed for optical signal transmission, reduce transmission cost.
3rd, the utility model is by the signal replication of wavelength division multiplexer, can be that a local side apparatus corresponds to multiple distal ends and sets
It is standby, the coverage area of the utility model is further increased, enhances practicability.
Description of the drawings
Fig. 1 is the system block diagram of local side apparatus or remote equipment in the utility model；
Fig. 2 is management module and external connection block diagram in the utility model；
Fig. 3 is the power supply block diagram of electric power system in the utility model；
Fig. 4 is the connection block diagram of optical interface module and business module in the utility model；
Fig. 5 is the system block diagram of the utility model embodiment 1；
Fig. 6 is the system block diagram of the utility model embodiment 2.
Specific embodiment
Below in conjunction with attached drawing, the utility model is described in further detail.
As shown in Fig. 1,2,3 and 4, a kind of GPON signals polymerize remote device, including local side apparatus and remote equipment.Local side
Equipment and remote equipment include electric power system 1, management module 2, memory module 3, optical interface module 4, business module 5, clock
Module 6 and fan 7.Memory module 3 includes the first storage chip 3-1 and the second storage chip 3-2.First storage chip 3-1 is adopted
The W25Q128FVSG chips produced with Winbond companies.Second storage chip 3-2 uses the AT24C16 of atmel corp's production
Chip.Optical interface module 4 includes the first optical module 4-1 and four the second optical module 4-2.First optical module and the second optical module are equal
Use the integrated module of optical transceiver of the packing forms for SFP.First optical module 4-1 uses OTN 10G optical modules, model
ZB7784099-DCL.The second optical module uses GPON ONU optical modules, model ZP5342034-KCST in local side apparatus.Far
The second optical module uses GPON OLT optical modules, model ZP5432043-JCS in end equipment.Business module 5 uses Xilinx
The business chip of the model XC7K325T of company's production.Clock module 6 includes clock chip and crystal oscillator.Clock chip uses
The 8T49N488A chips of Integrated Device Technology, Inc.'s production.Crystal oscillator is connected with clock chip, and provides fundamental clock signal for clock chip.When
The input clock pin of clock chip and two GPIO interfaces (GPIO interface, that is, general purpose I/O of output clock pins and business module
Port) it is respectively connected with.For optimizing the clock signal of business module offer.
As shown in Fig. 2, management module 2 includes first processor 2-1 and second processor 2-2.First processor 2-1 is used
The microcontroller of model STM32F107.Second processor 2-2 uses the EP4CE6 chips of altera corp's production.First processing
Device 2-1, second processor 2-2 and business module 5 are between any two with passing through serial peripheral interface bus (i.e. SPI, Serial
Peripheral Interface) it is communicated.Second processor 2-2 and the first storage chip 3-1 pass through serial peripheral interface
Bus is communicated.Second processor 2-2 reads the preset configuration information stored in the first storage chip 3-1, and is transferred to industry
Business module 5.First processor 2-1 and the second storage chip 3-2 pass through internal integrated circuit bus (i.e. I2C, Inter-
Integrated Circuit) it is communicated.The first light that first processor 2-1 is stored from the second storage chip 3-2 of reading
The configuration information of module and the second optical module.The first GPIO interface of second processor 2-2 connects with the rotating speed delivery outlet of fan 7
It connects.Second processor 2-2 reads the rotating speed of fan.The second GPIO interface of second processor 2-2 and the speed control of fan are defeated
Entrance connects.Second processor 2-2 controls fan by the way that pulse width modulates (PWM, Pulse-Width Modulation)
Rotating speed.
As shown in figure 3, electric power system 1 includes switch power module 1-1 and power supply chip 1-2.Switch power module 1-1 is adopted
With the Unisolated switch power module 1-1 for the model NAD12S10-A that Huawei Tech Co., Ltd produces.Power supply chip 1-2 is adopted
With the power supply chip 1-2 for the model MP1484EN that Xin Yuan System Co., Ltd produces.The 3.3V voltages of switch power module 1-1
Output terminal is connect with the 3.3V power supply interfaces of first processor 2-1, second processor 2-2 and business module 5.Switch power module
The 1.0V voltage output ends of 1-1 are connect with the 1.0V feeder ears of business module 5.The 2.5V voltage output ends of power supply chip 1-2 with
The 2.5V feeder ears connection of clock chip, second processor 2-2 and business module 5.The 1.8V voltage output ends of power supply chip 1-2
It is connect with the 1.8V feeder ears of business module 5.The 1.2V voltage output ends of power supply chip 1-2 and second processor 2-2 and business
The 1.2V feeder ears connection of module 5.The 1.0V voltage output ends of power supply chip 1-2 are connect with the 1.0V feeder ears of business module 5.
Switch power module 1-1 and power supply chip 1-2 is communicated with second processor 2-2 by internal integrated circuit bus.It opens
The output voltage of itself, output current and temperature are transferred to second processor 2-2 by powered-down source module 1-1 and power supply chip 1-2.
As shown in figure 4, in local side apparatus business module 5 five GTX interfaces (Gigabit Transceiver interfaces, i.e.,
Lucky bit transceivers) distinguish with the electric signal output mouth of the first optical module 4-1, the electric signal input port of four the second optical module 4-2
Connection.Business module 5 is carried out with clock chip, the first optical module and four the second optical modules by internal integrated circuit bus
Communication.The working condition of 5 monitoring clock module of business module, the first optical module and the second optical module.The work shape of clock module
Whether state locks including clock, whether has whether clock input, clock keep the state before loss of clock.First optical module and
The working condition of two optical modules includes the optical signal power received, the optical signal power and temperature of output.
The electric signal input port of five GTX interfaces of business module 5 and the first optical module 4-1 in remote equipment, four
The electric signal output mouth of two optical module 4-2 connects respectively.Business module 5 and clock chip, the first optical module and four the second light
Module is communicated by internal integrated circuit bus.
Local side apparatus has the following two kinds application mode with remote equipment：
Embodiment 1
As shown in figure 5, a local side apparatus I corresponds to a remote equipment II.Local side apparatus I is arranged at operator.Office
The optical fiber interface of four the second optical modules is respectively connected with four output optical fibres in end equipment I.Four output optical fibres are and light
Road terminal III is connected.The optical fiber interface of the optical fiber interface of first optical module and II first optical module of remote equipment in local side apparatus I
Connection.Remote equipment II is arranged on the fiber cable cross connection box or computer room of user terminal.The light of four the second optical modules in remote equipment II
The input port of fine interface and four optical splitters IV is respectively connected with.The delivery outlet of four optical splitters IV with multiple optical network units V
Connection.
In remote equipment II, four the first optical modules are transferred to business module after the optical signal of input is converted into electric signal
5.Business module 5 is transferred to the second optical module after the electric signal of input is converted into the corresponding electric signal of OTN optical signals.Second light
The electric signal of input is converted into optical signal and exported by module after treatment.
In local side apparatus I, the optical signal of input is converted into after electric signal and is transferred to business module 5 by the second optical module.Industry
Business module 5 is transferred to the first optical module after the electric signal of input is converted into the corresponding electric signal of GPON optical signals.First optical mode
The electric signal of input is converted into optical signal and exported by block after treatment.
Embodiment 2
As shown in fig. 6, a local side apparatus I corresponds to n remote equipment II, n >=2.Local side apparatus I is arranged on operator
Place.The optical fiber interface of four the second optical modules is respectively connected with four output optical fibres in local side apparatus I.Four output optical fibres with
Optical line terminal III is connected.The optical fiber interface of first optical module is connect with the input port of wavelength division multiplexer VI in local side apparatus I.Wave
N delivery outlet of division multiplexer VI is connect respectively with the optical fiber interface of n II first optical module of remote equipment.N remote equipment
II is separately positioned on the fiber cable cross connection box or computer room of n user terminal.The optical fiber interface of four the second optical modules in remote equipment II
It is respectively connected with the input port of four optical splitters IV of corresponding user terminal.The delivery outlet of four optical splitters IV with multiple optical-fiber networks
Unit V connects.
In remote equipment II, four the first optical modules are transferred to business module after the optical signal of input is converted into electric signal
5.The electric signal of input is transferred to the second optical module by business module 5 after treatment.Second optical module is by the electric signal of input
It is converted into optical signal after treatment and is transferred to wavelength division multiplexer VI.The optical signal replicating received is by wavelength division multiplexer VI
N identical optical signals are transferred to the second optical module of local side apparatus I respectively.
In local side apparatus I, the optical signal of input is converted into after electric signal and is transferred to business module 5 by the second optical module.Industry
Module 5 of being engaged in gives the corresponding electric signal transmission of electric signal GPON optical signals of input to the first optical module.First optical module will input
Electric signal be converted into optical signal after treatment and export.
Claims (9)
1. a kind of GPON signals polymerize remote device, including local side apparatus and remote equipment；It is characterized in that：The local side is set
Standby and remote equipment includes electric power system, management module, memory module, optical interface module, business module, clock module and wind
Fan；The electric power system is management module, memory module, optical interface module, business module and clock module for power supply；Described
Clock module includes clock chip；Two of the input clock pin of the clock chip and output clock pins and business module
GPIO interface is respectively connected with；
The management module includes first processor and second processor；The memory module include the first storage chip and
Second storage chip；First processor, second processor and business module are between any two with passing through serial peripheral interface bus
It is communicated；Second processor is communicated with the first storage chip by serial peripheral interface bus；First processor and
Two storage chips are communicated by internal integrated circuit bus；First GPIO interface of second processor and the rotating speed of fan are defeated
Outlet connection；Second GPIO interface of second processor and the speed control input port of fan connect；
The optical interface module includes the first optical module and four the second optical modules；Business module and the first optical module and four
Second optical module is communicated by internal integrated circuit bus；In local side apparatus, five GTX of the business module connect
Mouth is connect respectively with the electric signal output mouth of the first optical module, the electric signal input port of four the second optical modules；In remote equipment
It is interior, five GTX interfaces of business module and the electric signal input port of the first optical mode, four the second optical modules electric signal output mouth
It connects respectively；
When remote equipment only there are one when, the optical fiber interface of the first optical module and the first optical module of remote equipment in local side apparatus
Optical fiber interface connects；When remote equipment has n, n >=2, the optical fiber interface and wavelength-division multiplex of the first optical module in local side apparatus
The input port connection of device；N delivery outlet of wavelength division multiplexer and the optical fiber interface of n the first optical module of remote equipment connect respectively
It connects.
2. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：The local side apparatus is set
It puts at operator；The optical fiber interface of four the second optical modules is respectively connected with four output optical fibres in local side apparatus；Four defeated
Go out optical fiber with optical line terminal to be connected；The remote equipment is arranged on the fiber cable cross connection box or computer room of user terminal；Distal end is set
The input port of the optical fiber interface and four optical splitters of four the second optical modules is respectively connected in standby；The delivery outlet of four optical splitters is equal
It is connect with multiple optical network units.
3. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：The first storage core
Piece uses the W25Q128FVSG chips of Winbond companies production；Second storage chip is using atmel corp's production
AT24C16 chips.
4. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：First optical module
Model ZB7784099-DCL；The model ZP5342034-KCST of second optical module in the local side apparatus；The distal end is set
The model ZP5432043-JCS of standby interior second optical module.
5. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：The clock module is also
Including crystal oscillator；The crystal oscillator is connected with clock chip；The clock chip uses the 8T49N488A cores of Integrated Device Technology, Inc.'s production
Piece.
6. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：The business module is adopted
With the business chip for the model XC7K325T that Xilinx companies produce.
7. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：The first processor
Using the microcontroller of model STM32F107；The second processor uses the EP4CE6 chips of altera corp's production.
8. a kind of GPON signals polymerization remote device according to claim 1, it is characterised in that：The electric power system packet
Include switch power module and power supply chip；The 3.3V voltage output ends of the switch power module at first processor, second
Manage the 3.3V power supply interfaces connection of device and business module；The 1.0V voltage output ends of switch power module and the 1.0V of business module
Feeder ear connects；The 2.5V voltage output ends of the power supply chip and the 2.5V of clock chip, second processor and business module
Feeder ear connects；The 1.8V voltage output ends of power supply chip and the 1.8V feeder ears of business module connect；The 1.2V of power supply chip
Voltage output end is connect with the 1.2V feeder ears of second processor and business module；The 1.0V voltage output ends and industry of power supply chip
The 1.0V feeder ears connection for module of being engaged in；The switch power module and power supply chip are with second processor by being internally integrated
Circuit bus is communicated.
9. a kind of GPON signals polymerization remote device according to claim 8, it is characterised in that：The Switching Power Supply mould
The Unisolated switch power module for the model NAD12S10-A that block is produced using Huawei Tech Co., Ltd；Power supply chip uses
The power supply chip of the model MP1484EN of Xin Yuan System Co., Ltd production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201721644864.2U CN207530830U (en) | 2017-11-30 | 2017-11-30 | A kind of GPON signals polymerize remote device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721644864.2U CN207530830U (en) | 2017-11-30 | 2017-11-30 | A kind of GPON signals polymerize remote device |
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| Publication Number | Publication Date |
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| CN207530830U true CN207530830U (en) | 2018-06-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107888290A (en) * | 2017-11-30 | 2018-04-06 | 杭州初灵信息技术股份有限公司 | A kind of GPON signals polymerization remote device and its polymerization remote method |
-
2017
- 2017-11-30 CN CN201721644864.2U patent/CN207530830U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107888290A (en) * | 2017-11-30 | 2018-04-06 | 杭州初灵信息技术股份有限公司 | A kind of GPON signals polymerization remote device and its polymerization remote method |
| CN107888290B (en) * | 2017-11-30 | 2023-12-29 | 杭州初灵信息技术股份有限公司 | GPON signal aggregation remote equipment and aggregation remote method thereof |
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