CN103676052A - Backboard structure on basis of passive optical network - Google Patents
Backboard structure on basis of passive optical network Download PDFInfo
- Publication number
- CN103676052A CN103676052A CN201310634853.6A CN201310634853A CN103676052A CN 103676052 A CN103676052 A CN 103676052A CN 201310634853 A CN201310634853 A CN 201310634853A CN 103676052 A CN103676052 A CN 103676052A
- Authority
- CN
- China
- Prior art keywords
- optical
- backboard
- fiber
- master control
- control borad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a backboard structure on the basis of a passive optical network. The backboard structure comprises a main control board, a plurality of business boards, a power source and a backboard. The main control board is connected with the business boards by an optical distribution node (ODN) framework of the passive optical network (PON), the optical distribution node framework comprises optical fibers and an optical splitter, the optical fibers are buried in the backboard, the optical splitter is arranged on the backboard, the main control board is connected with the optical splitter by the corresponding optical fiber, and the optical splitter is connected with the various business boards by the corresponding optical fibers. The backboard structure has the advantages that the optical distribution node (ODN) framework is applied to the backboard on the basis of a passive optical network technology, the ODN framework which is constructed from the optical splitter and the optical fibers is connected with the main control board and the business boards, accordingly, the main control board can be connected into the optical splitter only by a single interface and then can be connected with the multiple business boards by the multiple optical fibers, the anti-interference performance of an integral system can be improved, and a bit error rate of the integral system can be reduced.
Description
[technical field]
The present invention relates to communication equipment field, relate in particular to the framework of backboard of communication equipment.Wherein indication communication apparatus is as equipment such as router, switch, the PTN network equipment, server, computing machines.
[background technology]
Traditional backboard is all to connect with electric signal, and networking mode, with star net forming, connects a plurality of business boards with a master control borad, and adopts electrical connection between master control borad and business board, wherein with SERDES signal, is connected to master.SERDES is English SERializer(serializer) and DESeriailizer(deserializer) be collectively referred to as, it is a kind of time division multiplexing (TDM) of main flow, the serial communication technology of point-to-point (P2P).But because the intrinsic characteristic of electric signal itself, its shortcoming is to have skin effect when speed is high, and the bit error rate is high, be disturbed greatly, temperature characterisitic is relatively poor, influenced by ambient temperature large etc.
Passive optical-fiber network PON(Passive Optical Network) adopt optical fiber to connect, generally comprise optical fiber, OLT(Optical Line Terminal, optical fiber cable termination equipment) and Optical Distribution Node ODN(ODN Optical Distribution Node).
[summary of the invention]
The present invention is directed to above situation and proposed a kind of backboard that adopts the Optical Distribution Node framework of passive optical-fiber network, this backboard bit error rate is little, high to the anti-interference of whole system, simultaneously temperature influence little, without the back board structure of electromagnetic interference (EMI).
A kind of back board structure based on passive optical-fiber network involved in the present invention, comprise master control borad, several business boards, power supply and backboard, master control borad and business board are all arranged on backboard, and power supply is master control borad and business board power supply, it is characterized in that, Optical Distribution Node (ODN Optical Distribution Node) framework by passive optical-fiber network (PON Passive Optical Network) between this master control borad and business board connects, this Optical Distribution Node framework comprises the optical fiber being embedded in backboard and is arranged on the optical branching device on backboard, wherein optical fiber connects master control borad and optical branching device and optical branching device and several business boards.
This optical branching device size is suitable with backboard size, embedded being arranged on backboard.
On backboard, be provided with embedded groove, and optical branching device is installed in this embedded groove.
This optical fiber is embedded in backboard and forms one group of band shape/star cable floor, and it keeps a plurality of flat cables parts of many optical fiber to form many fiber optic ribbon cables with the form of going or dispersing; Backboard, it keeps many optical fiber therefrom to extend and form, and every layer of flat cable layer of this group flat cable layer connects backboard in the same position of backboard, thus many fiber optic ribbon cables extend from the same position of backboard.
Between this master control borad and optical branching device and between optical branching device and business board, be fiber optic cables.
Between this master control borad and optical fiber and between optical fiber and business board, adopt the interface that is suitable for optical fiber.
The back board structure relating to of the present invention, on basis based on passive optical network technique, by optical fiber ODN framework applications to backboard, and employing optical branching device is wherein connected master control borad and business board with the ODN framework that optical fiber builds, from master control borad, only need an interface, be linked into optical branching device, then utilize multifiber to connect a plurality of business boards, thus improve whole system anti-interference, reduce its bit error rate.
[accompanying drawing explanation]
Fig. 1 is the back board structure example structure schematic diagram that the present invention is based on passive optical-fiber network;
Fig. 2 is the back board structure star fiber distribution structural representation that the present invention is based on passive optical-fiber network;
Fig. 3 is the capable shape fiber distribution of the back board structure structural representation that the present invention is based on passive optical-fiber network;
Wherein: 10, master control borad; 20, business board; 30, optical fiber; 40, optical branching device;
[embodiment]
Below in conjunction with the drawings and specific embodiments of the present invention, the back board structure based on passive optical-fiber network of the present invention is described in further detail.
Please refer to accompanying drawing 1, wherein show the back board structure based on passive optical-fiber network, comprise master control borad 10, several business boards 20, power supply (not shown) and backboard, master control borad 10 and business board 20 are all arranged on backboard, and power supply is master control borad 10 and business board 20 power supplies, Optical Distribution Node (ODN Optical Distribution Node) framework by passive optical-fiber network (PON Passive Optical Network) between this master control borad 10 and business board 20 connects, this Optical Distribution Node framework comprises the optical fiber 30 being embedded in backboard and is arranged on the optical branching device 40 on backboard, wherein optical fiber 30 connects master control borad 10 and optical branching device 40 and optical branching device 40 and several business boards 20.
On this backboard, be provided with embedded groove, this optical branching device can be embedded in groove with mounting means embeddedly, be installed on backboard, and this optical branching device size is suitable with backboard size, can be integrated on backboard.
Please refer to accompanying drawing 2 and accompanying drawing 3, wherein show the syndeton of optical fiber and master control borad, optical branching device and business board, and wherein connect the optical fiber of master control borad, optical branching device and business board, the optical fiber being embedded in backboard, the plurality of optical fiber forms one group of band shape/star cable floor, and it keeps a plurality of flat cables parts of many optical fiber to form many fiber optic ribbon cables with the form of going or dispersing; Backboard, it keeps many optical fiber therefrom to extend, and every layer of flat cable layer of this group flat cable layer connects backboard in the same position of backboard, thus many fiber optic ribbon cables extend from the same position of backboard.
Between this master control borad and optical branching device and between optical branching device and business board, be fiber optic cables.
Between this master control borad and optical fiber and between optical fiber and business board, adopt the interface that is suitable for optical fiber.Optical fiber is embedded in backboard, and each port has been installed optical fiber interface, and optical fiber interface is for connecting the physical interface of optical fiber cable, conventionally having SMC, SMA, SC, ST etc.
Wherein ODN distribution specific implementation, is not limited to the concrete mode of PON, and the implementation of TDM-PON and WDM-PON all can.
The back board structure relating to of the present invention, based on passive optical network technique, adopt optical branching device to build and be connected master control borad and business board with optical fiber, from master control borad, only need an interface, be linked into optical branching device, then utilize multifiber to connect a plurality of business boards, thus improve whole system anti-interference, reduce its bit error rate.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be not depart from technical solution of the present invention content, according to the technology of the present invention, refer to any simple modification that above embodiment is done, equivalent variations and modification, all belong in the scope of technical solution of the present invention.
Claims (6)
1. the back board structure based on passive optical-fiber network, comprise master control borad, several business boards, power supply and backboard, master control borad and business board are all arranged on backboard, and power supply is master control borad and business board power supply, it is characterized in that, Optical Distribution Node framework by passive optical-fiber network between this master control borad and business board connects, this Optical Distribution Node framework comprises the optical fiber being embedded in backboard and is arranged on the optical branching device on backboard, and wherein optical fiber connects master control borad and optical branching device and optical branching device and several business boards.
2. the back board structure based on passive optical-fiber network according to claim 1, is characterized in that, this optical branching device size is suitable with backboard size, embedded being arranged on backboard.
3. the back board structure based on passive optical-fiber network according to claim 2, is characterized in that, be provided with embedded groove, and optical branching device is installed in this embedded groove on backboard.
4. the back board structure based on passive optical-fiber network according to claim 1, it is characterized in that, this optical fiber is embedded in backboard and forms one group of band shape/star cable floor, and it keeps a plurality of flat cables parts of many optical fiber to form many fiber optic ribbon cables with the form of going or dispersing; Backboard, it keeps many optical fiber therefrom to extend, and every layer of flat cable layer of this group flat cable layer is at the same position connected with outer casing of backboard, thus many fiber optic ribbon cables extend from the same position of backboard.
5. the back board structure based on passive optical-fiber network according to claim 4, is characterized in that, at the optical fiber between this master control borad and optical branching device and between optical branching device and business board, is fiber optic cables.
6. the back board structure based on passive optical-fiber network according to claim 4, is characterized in that, between this master control borad and optical fiber and adopt the interface of applicable optical fiber between optical fiber and business board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310634853.6A CN103676052A (en) | 2013-12-02 | 2013-12-02 | Backboard structure on basis of passive optical network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310634853.6A CN103676052A (en) | 2013-12-02 | 2013-12-02 | Backboard structure on basis of passive optical network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103676052A true CN103676052A (en) | 2014-03-26 |
Family
ID=50314155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310634853.6A Pending CN103676052A (en) | 2013-12-02 | 2013-12-02 | Backboard structure on basis of passive optical network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103676052A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105376659A (en) * | 2015-09-30 | 2016-03-02 | 华为技术有限公司 | An optical back board component and a communication apparatus |
| CN110530257A (en) * | 2019-09-26 | 2019-12-03 | 深圳市威富视界有限公司 | Femto-second laser distribution interferometer system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101087179A (en) * | 2006-06-09 | 2007-12-12 | 缪健 | Wave division multiplexing passive optical network |
| US20080267089A1 (en) * | 2007-04-30 | 2008-10-30 | Futurewei Technologies, Inc. | Passive Optical Network Topology Estimation |
| EP2148454A1 (en) * | 2008-07-23 | 2010-01-27 | Nokia Siemens Networks OY | PON redundancy system |
| CN202374404U (en) * | 2011-12-22 | 2012-08-08 | 深圳国人通信有限公司 | Multiservice passive optical network system |
| CN202998099U (en) * | 2012-12-31 | 2013-06-12 | 上海宽岱电讯科技发展有限公司 | Passive fiber network test system |
| KR20140031648A (en) * | 2012-09-05 | 2014-03-13 | 국민대학교산학협력단 | Method for protection switching of pon and the pon system therefor |
-
2013
- 2013-12-02 CN CN201310634853.6A patent/CN103676052A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101087179A (en) * | 2006-06-09 | 2007-12-12 | 缪健 | Wave division multiplexing passive optical network |
| US20080267089A1 (en) * | 2007-04-30 | 2008-10-30 | Futurewei Technologies, Inc. | Passive Optical Network Topology Estimation |
| EP2148454A1 (en) * | 2008-07-23 | 2010-01-27 | Nokia Siemens Networks OY | PON redundancy system |
| CN202374404U (en) * | 2011-12-22 | 2012-08-08 | 深圳国人通信有限公司 | Multiservice passive optical network system |
| KR20140031648A (en) * | 2012-09-05 | 2014-03-13 | 국민대학교산학협력단 | Method for protection switching of pon and the pon system therefor |
| CN202998099U (en) * | 2012-12-31 | 2013-06-12 | 上海宽岱电讯科技发展有限公司 | Passive fiber network test system |
Non-Patent Citations (1)
| Title |
|---|
| 刘建平: "基于ATM的无源光网络关键技术的研究", 《硕士学位论文》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105376659A (en) * | 2015-09-30 | 2016-03-02 | 华为技术有限公司 | An optical back board component and a communication apparatus |
| CN105376659B (en) * | 2015-09-30 | 2019-05-28 | 华为技术有限公司 | A kind of light back board component and a kind of communication equipment |
| CN110530257A (en) * | 2019-09-26 | 2019-12-03 | 深圳市威富视界有限公司 | Femto-second laser distribution interferometer system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10474460B2 (en) | Technologies for optical communication in rack clusters | |
| US7452236B2 (en) | Cabling for rack-mount devices | |
| EP2355378A1 (en) | Pluggable OLT in ethernet passive optical networks | |
| US9077452B2 (en) | QSFP+ to SFP+ form-factor adapter with signal conditioning | |
| EP2830261B1 (en) | Optical line terminal device and implementation method thereof | |
| Lam et al. | What devices do data centers need? | |
| Schares et al. | Optics in future data center networks | |
| CN111919402B (en) | Optical communication device, optical line terminal and optical communication processing method | |
| US20100153550A1 (en) | Pluggable device that enables an addition of security functionality in a network | |
| US20150263810A1 (en) | Passive Optical Networking with Daisy-Chaining | |
| CN106375010B (en) | A kind of fiber optic local area network CAN bus control device and networking | |
| US20130022359A1 (en) | Pluggable Module with Bi-Directional Host-Module Optical Interface | |
| US20150104169A1 (en) | xQSFP+ Host Cable to Upgrade xSFP+ Based Products | |
| WO2022222622A1 (en) | Transmission method and apparatus, and system | |
| CN103676052A (en) | Backboard structure on basis of passive optical network | |
| US9559775B2 (en) | Method and apparatus for providing optical networking using a pluggable high-speed interface | |
| CN102761370A (en) | 100G CFP (Computer Forms Printer) optical module capable of supporting various rates | |
| CN103023568A (en) | Line card, optical module and optical network device | |
| CN103716258B (en) | High-density line card, switching device, cluster system and electric signal type configuration method | |
| CN110049388B (en) | Distributed OLT data processing method and distributed OLT equipment | |
| CN100461857C (en) | Control system of audio-video transmission based on optical fibre transmission | |
| CN106170938A (en) | A kind of method, apparatus and system of EPON wavelength configuration | |
| Xie | Optical interconnects in datacenters | |
| CN104765707A (en) | PCIe Gen3 IO expansion box designing method based on Openpower platform | |
| CN201260169Y (en) | Electric interface used for optical module and optical module having the electric interface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140326 |
|
| WD01 | Invention patent application deemed withdrawn after publication |