CN202856928U - Multi-rate universal EPON transmission device - Google Patents
Multi-rate universal EPON transmission device Download PDFInfo
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- CN202856928U CN202856928U CN 201220513365 CN201220513365U CN202856928U CN 202856928 U CN202856928 U CN 202856928U CN 201220513365 CN201220513365 CN 201220513365 CN 201220513365 U CN201220513365 U CN 201220513365U CN 202856928 U CN202856928 U CN 202856928U
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Abstract
The utility model discloses a multi-rate universal EPON transmission device which comprises an OLT unit, an ODU unit and an ONU unit. The device is characterized in that the OLT unit comprises an optical transceiver module, a photoelectric conversion module, a controller, a selection switch, a 10-G serial-to-parallel converter and a 1-G serial-to-parallel converter, wherein the optical transceiver module, the photoelectric conversion module and the selection switch are successively in series connection, the photoelectric conversion module is also connected with an input terminal of the controller, an output terminal of the controller is connected with a control terminal of the selection switch, and the 10-G serial-to-parallel converter and the 1-G serial-to-parallel converter are respectively connected with an output terminal of the selection switch. With the multi-rate universal EPON transmission device provided by the utility model, EPON terminal devices with different rates can be matched and used together, so operation cost of a communication carrier is reduced, and smooth migration to conventional systems is promoted.
Description
Technical field
The utility model relates to the EPON field, is specifically related to a kind of EPON transmission equipment of multi-rate universal.
Background technology
Common EPON network system, as shown in Figure 1, optical line terminal (the OLT that comprises innings side, Optical Line Terminal), the optical network unit (ONU of user's side, Optical Network Unit) and Optical Distribution Network (ODN, Optical Distribution Network), adopt an OLT to the network configuration of many ONU.ODN is comprised of Passive Optical Components such as monomode fiber, optical branching device, optical connectors, and ODN provides light-transmitting medium for the physical connection between OLT and the ONU.
The downstream rate of the EPON of at present extensive use and upstream rate are common name 1G EPON in the 1.25Gbit/s(industry), and be the 10G EPON technology that downstream rate and upstream rate are 10Gbit/s based on the PON technology of future generation of 1G EPON technology, under such situation, smooth-going migration for the operating cost, propelling and the existed system that suppress communications carrier, different rates ONU shares an ODN network, therefore needs the EPON transmission equipment of multi-rate universal.
The utility model content
Not enough for above-mentioned prior art, the technical problems to be solved in the utility model provides a kind of EPON transmission equipment of multi-rate universal, satisfies the use needs in the technology upgrading process.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is that a kind of EPON transmission equipment of multi-rate universal comprises OLT equipment, ODN equipment and ONU equipment; Described OLT equipment comprises optical transceiver module, photoelectric conversion module, controller, selector switch, 10G deserializer and 1G deserializer; Optical transceiver module, photoelectric conversion module, selector switch are connected successively; Photoelectric conversion module also links to each other with the input of controller; The output of controller is connected with the control end of selector switch; 10G deserializer, 1G deserializer are connected to the output of selector switch.Be applicable to the 10G deserializer and the 1G deserializer that is applicable to low rate of two-forty, control its operating state by selector switch.
Further technical scheme is, described ONU equipment comprises the light Transmit-Receive Unit, selects module, 10G optical device, 1G optical device; The light Transmit-Receive Unit is connected with the input of selecting module, and the 10G optical device is connected respectively and the output of selecting module with the 1G optical device.
The EPON transmission equipment of multi-rate universal of the present utility model can make the EPON terminal equipment of different rates can mate use, reduces the operating cost of communications carrier, advances the smooth-going migration with existed system.
Description of drawings
Fig. 1 is the schematic diagram of EPON network.
Fig. 2 is the OLT structural representation of the EPON transmission equipment of the utility model multi-rate universal.
Fig. 3 is the ONU structural representation of the EPON transmission equipment of the utility model multi-rate universal.
Wherein, 1, OLT equipment; 11, optical transceiver module; 12, photoelectric conversion module; 13, controller; 14, selector switch; 15,10G deserializer; 16,1G deserializer; 2, ODN equipment; 3, ONU equipment; 31, light Transmit-Receive Unit; 32, select module; 33,10G optical device; 34,1G optical device.
Embodiment
As shown in Figure 1, the EPON transmission equipment of multi-rate universal of the present utility model comprises OLT equipment 1, ODN equipment 2 and ONU equipment 3.Wherein, as shown in Figure 2, OLT equipment 1 comprises optical transceiver module 11, photoelectric conversion module 12, controller 13, selector switch 14,10G deserializer 15 and 1G deserializer 16; Optical transceiver module 11, photoelectric conversion module 12, selector switch 14 are connected successively; Photoelectric conversion module 12 also links to each other with the input of controller 13; The output of controller 13 is connected with the control end of selector switch 14; 10G deserializer 15,1G deserializer 16 are connected to the output of selector switch 14.As shown in Figure 3, described ONU equipment 3 comprises light Transmit-Receive Unit 31, selects module 32,10G optical device 33,1G optical device 34; Light Transmit-Receive Unit 31 is connected with the input of selecting module 32, and 10G optical device 33 is connected respectively and the output of selecting module 32 with 1G optical device 34.
To one skilled in the art, can according to technical scheme described above and design, make other various corresponding changes and deformation, and these all changes and deformation should belong within the protection range of the utility model claim all.
Claims (2)
1. the EPON transmission equipment of a multi-rate universal comprises OLT equipment, ODN equipment and ONU equipment; It is characterized in that: described OLT equipment comprises optical transceiver module, photoelectric conversion module, controller, selector switch, 10G deserializer and 1G deserializer; Optical transceiver module, photoelectric conversion module, selector switch are connected successively; Photoelectric conversion module also links to each other with the input of controller; The output of controller is connected with the control end of selector switch; 10G deserializer, 1G deserializer are connected to the output of selector switch.
2. the EPON transmission equipment of multi-rate universal according to claim 1 is characterized in that: described ONU equipment comprises the light Transmit-Receive Unit, selects module, 10G optical device, 1G optical device; The light Transmit-Receive Unit is connected with the input of selecting module, and the 10G optical device is connected respectively and the output of selecting module with the 1G optical device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513365 CN202856928U (en) | 2012-09-29 | 2012-09-29 | Multi-rate universal EPON transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513365 CN202856928U (en) | 2012-09-29 | 2012-09-29 | Multi-rate universal EPON transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202856928U true CN202856928U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220513365 Expired - Fee Related CN202856928U (en) | 2012-09-29 | 2012-09-29 | Multi-rate universal EPON transmission device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202856928U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105792026A (en) * | 2014-12-22 | 2016-07-20 | 中兴通讯股份有限公司 | Control method of optical line terminal, optical line terminal and optical line system |
| CN106506094A (en) * | 2016-12-02 | 2017-03-15 | 青岛海信宽带多媒体技术有限公司 | Optical module and optical signal receiving circuit |
| CN110557693A (en) * | 2019-09-26 | 2019-12-10 | 上海欣诺通信技术股份有限公司 | Optical network protocol analyzer |
-
2012
- 2012-09-29 CN CN 201220513365 patent/CN202856928U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105792026A (en) * | 2014-12-22 | 2016-07-20 | 中兴通讯股份有限公司 | Control method of optical line terminal, optical line terminal and optical line system |
| CN105792026B (en) * | 2014-12-22 | 2021-07-06 | 中兴通讯股份有限公司 | Optical line terminal control method, optical line terminal and optical line system |
| CN106506094A (en) * | 2016-12-02 | 2017-03-15 | 青岛海信宽带多媒体技术有限公司 | Optical module and optical signal receiving circuit |
| CN110557693A (en) * | 2019-09-26 | 2019-12-10 | 上海欣诺通信技术股份有限公司 | Optical network protocol analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20130929 |