CN201467387U - SYXPOF plastic optical fiber conversion and access system - Google Patents
SYXPOF plastic optical fiber conversion and access system Download PDFInfo
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- CN201467387U CN201467387U CN2009200733473U CN200920073347U CN201467387U CN 201467387 U CN201467387 U CN 201467387U CN 2009200733473 U CN2009200733473 U CN 2009200733473U CN 200920073347 U CN200920073347 U CN 200920073347U CN 201467387 U CN201467387 U CN 201467387U
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Abstract
The utility model relates to the field of user terminal conversion in an optical fiber network, in particular to an SYXPOF plastic optical fiber conversion and access system, which comprises an optical Ethernet switch, an optical network card, an optical wavelength converter, a photoelectric converter, an optical repeater, a plastic optical fiber cable and a plastic optical fiber connector. The system is characterized in that the system adopts polymer optical fiber as transmission medium, converts the quartz optical fiber signals in the external network into plastic optical fiber signals, and realizes the access manners of optical fiber to buildings, to homes, to tabletops through the wiring of the plastic optical fiber. The utility model solves the conversion problem of plastic optical fiber and quartz optical fiber, and ensures that the plastic optical fiber network can communicate with the external network in a true sense.
Description
[technical field]
The utility model relates to the field of user terminal conversion of fiber optic network, specifically a kind of SYX POF plastic fiber conversion and connecting system.
[background technology]
At present, the transmission medium of information broadband access has three kinds: copper cable (being that popular call has telecommunication cable and data cable etc.), silica fiber, plastic fiber.Reasons such as the ability of, anti-electromagnetic interference slower owing to the copper cable transmission speed, metal material cost height are just progressively replaced by silica fiber in actual transmissions is used.But because silica fiber wiring and connection difficulty are big, the installation and maintenance cost is higher, particularly silica fiber is difficult to embody its optimum value in the short distance intensive application of Fiber to the home (FTTH) and fiber to the desk (FTTD), therefore, in the short-range data transmission, still based on the copper cable access.
Along with the transmission rate of enterprise or personal computer network constantly develops, the speed of Local Area Network is also turned to 100Mbps by 10Mbps, and will develop into 1000Mbps very soon.At present, in the network layout of extensive use, in the main line that connects floor (vertically), because quantity is few, adopt silica fiber at present mostly, and in the horizontal direction, the general data cable (category-5 cable, CAT5E UTP cable, six class lines etc.) that uses, and data cable can not provide enough bandwidth in the future, and cost is higher, and anti-electromagnetic interference capability is poor.The plastic fiber optical cable then just in time possesses installs joint efficiency height, with low cost, advantages such as antijamming capability is strong, counter-bending, radioresistance, easy construction.Therefore, the short distances such as (FTTD) of (FTTH) and fiber to the desk inserts in the transmission in that Fiber to the home to adopt conversion of plastic fiber optical cable and connecting system, can maximize to embody its value.
[summary of the invention]
The purpose of this utility model is the conversion that solves plastic fiber and silica fiber, really meaning and outer net carry out intercommunication to make plastic optical fiber network, thereby make plastic fiber and auxiliary products thereof that big a kind of SYX POF plastic fiber conversion and the connecting system that shows the speciality part be arranged, comprise the optical Ethernet switch, the light network interface card, optical transponder unit, optical-electrical converter, optical repeater, the plastic fiber optical cable, plastic optical fibre connector, it is characterized in that: system adopts polymer optical fiber (plastic fiber) to be transmission medium, the silica fiber conversion of signals of outer net is become the plastic fiber signal, by the wiring realization Fiber-To-The-Building (FTTB) of plastic fiber, Fiber to the home (FTTH), the access way of fiber to the desk (FTTD).It is the master control borad of core with the exchange chip that the optical Ethernet switch is provided with two, two master control borads are connected in parallel by medium independent interface MII (Medis IndependentInterface), constitute 16 path exchange systems, optical transponder unit is provided with the medium conversion chip, the optical fiber transceiver module, supply module and crystal oscillating circuit, optical transponder unit is for being the light wavelength conversion system that core is formed by two exchange chips, two exchange chips are connected with plastic fiber with silica fiber with fiber optic interface circuits by the silica fiber interface circuit respectively, optical-electrical converter is provided with power circuit, silica fiber control, plastic fiber control, conversion and control integrated chip and crystal oscillating circuit, for being the photo-translating system that core is formed by two medium conversion chips, two medium conversion chips are connected with plastic fiber with common category-5 cable cable respectively by the TP electrical interface circuit and the fiber optic interface circuits of category-5 cable; Partly power to all circuit supplies by power circuit, crystal oscillating circuit is connected with the chip of plastic fiber control circuit, silica fiber control circuit respectively, two chips interconnect again, convert the different wave length signal of silica fiber to the plastic fiber signal respectively by this transducer, and the plastic fiber signal is connected with the silica fiber signal of outside public network, the internal lan network is communicated with external network, carries out long-range connection, promote fiber bandwidth by Intranet.
The transmission circuit of described light signal comprises light/power conversion circuit, signal of telecommunication shaping circuit, electricity/light change-over circuit.
Optical repeater is made up of two ends optical transceiver module, DC/DC converter and AC/DC converter and power supply indication light-emitting diode, two optical transceiver modules are integrated with the transmission circuit of light signal, the transmission circuit of light signal comprises light/power conversion circuit, signal of telecommunication shaping circuit, electricity/light change-over circuit, the converting optical signals that is used for general-22dBm～0dBm scope is the signal of telecommunication of the PECL level of standard, simultaneously it is transformed to-7dBm～-light signal of 3dBm.
The composition of light network interface card comprises: main control chip be ethernet medium access controller chip ,+3.3V voltage transformation module, crystal oscillating circuit etc.Network interface card is in 32 pci bus slots, is used to receive and dispatch different letter frames, to realize the integrated circuit card of data communication.
Ethernet medium access controller chip is a low-power consumption, high performance CMOS chip, it has the whole physical layer function that meet the IEEE802.3u standard, mainly comprise transmitting-receiving dma logic control circuit, be respectively the core cells such as transmitting-receiving first-in first-out memory block, medium access control module of 2K byte.
The plastic fiber optical cable adopts outside plastic fiber core diameter 980um, cladding diameter 100um, pe sheath, the thick 1mn of a sheath ancient piece of jade, round, flat and with a hole in its centre, the two core optical cables through 3mm, can use according to different needs and to spin synthetic fibre and strengthen, plastic optical fibre connector can be corresponding according to the optical module design of different model.
Plastic fiber can substitute common copper cable comprehensively and carry out internal wiring and local net structure.The development of native system and exploitation provide better solution for the network of higher rate connects.
[description of drawings]
Fig. 1 is the utility model structural representation.
[embodiment]
The utility model is described in further detail below in conjunction with embodiment.The production technology of this product is to implement easily to this professional people.
Embodiment 1
Fig. 1's a) is the access way of Fiber-To-The-Building (FTTB), the silica fiber signal of outer net is imported silica fiber and plastic fiber transducer one end by silica fiber by the silica fiber interface, silica fiber is connected by plastics light by the plastic fiber interface with plastic fiber Ethernet switch one end with the plastic fiber transducer other end, the plastic fiber Ethernet switch other end is provided with n plastic fiber interface, by plastic fiber and corresponding plastic fiber repeater one end connection, the plastic fiber repeater other end is by plastic fiber and corresponding plastic fiber light network interface card PCI/USB interface connection.
The optical Ethernet switch can provide the multiple network interconnecting function.The exchange function provides bigger bandwidth for each working point, and the transparency of agreement makes switch be directly installed in the multiprotocol network under the simple situation of software arrangements.Switch directly uses plastic fiber, matching used optical repeater, optical-electrical converter, photoconverter and light network interface card with it, and needn't make high-rise HardwareUpgring.
It is transmission medium that native system adopts polymer optical fiber, has bandwidth, security performance is good, antijamming capability is strong characteristics.
A) bandwidth height, transmission quality are good. and this system can reach the transmission rate of 100Mbps, can pass through optical transponder unit, the silica fiber of broadband long-distance transmissions is connected with the plastic fiber of broadband short-distance transmission, form all optical network, make speed, the quality of message transmission all be better than present photoelectricity hybrid network.
B) confidentiality, anti-interference are good.Adopt optical fiber communication, can overcome the existing electromagnetic radiation of copper cash copper cable, electromagnetic interference, problem such as anti-lightning strike, therefore be more suitable for fields such as defence and national security network, military communication network service.
C) cost is low.At present, information transmission network adopt substantially metallic copper be the category-5 cable of conductor or CAT5E UTP cable as information transmission medium, copper is a kind of limited mining industry resource, international in recent years copper valency is in ascendant trend always.Category-5 cable or CAT5E UTP cable lowest price in the market is also about 2 yuan/meter.What the plastic fiber main raw material(s) adopted is the general chemical product of polymethyl methacrylate (PMMA).Terminal equipment adopts ripe electronic devices and components, reliable in quality, cheap both at home and abroad.
Embodiment 2
The b of Fig. 1) is the ADSL access way, the signal of outer net is imported copper cable and plastic fiber transducer one end by copper cable by the RJ45 interface, the plastic fiber transducer other end is connected by plastics light by the plastic fiber interface with plastic fiber Ethernet switch one end, the plastic fiber Ethernet switch other end is provided with n plastic fiber interface, by plastic fiber and corresponding plastic fiber repeater one end connection, the plastic fiber repeater other end is by plastic fiber and corresponding plastic fiber light network interface card PCI/USB interface connection.
Native system has not only solved field of information transmission broadband, problems such as secret, anti-interference, but also can save a large amount of non-ferrous metal coppers for country, is that government and enterprise reduce a large amount of expenses.
Claims (2)
1. a SYX POF plastic fiber is changed and connecting system, comprise optical Ethernet switch, light network interface card, optical transponder unit, optical-electrical converter, optical repeater, plastic fiber optical cable, plastic optical fibre connector, it is characterized in that: it is transmission medium that system adopts polymer optical fiber, and the silica fiber conversion of signals of outer net is become the plastic fiber signal; It is the master control borad of core with the exchange chip that the optical Ethernet switch is provided with two, two master control borads are connected in parallel by medium independent interface MII, constitute 16 path exchange systems, optical transponder unit is provided with the medium conversion chip, the optical fiber transceiver module, supply module and crystal oscillating circuit, optical transponder unit is for being the light wavelength conversion system that core is formed by two exchange chips, two exchange chips are connected with plastic fiber with silica fiber with fiber optic interface circuits by the silica fiber interface circuit respectively, optical-electrical converter is provided with power circuit, silica fiber control, plastic fiber control, conversion and control integrated chip and crystal oscillating circuit, for being the photo-translating system that core is formed by two medium conversion chips, two medium conversion chips are connected with plastic fiber with common category-5 cable cable respectively by the TP electrical interface circuit and the fiber optic interface circuits of category-5 cable; Crystal oscillating circuit is connected with the chip of plastic fiber control circuit, silica fiber control circuit respectively, two chips interconnect again, optical repeater is made up of two ends optical transceiver module, DC/DC converter and AC/DC converter and power supply indication light-emitting diode, and two optical transceiver modules are integrated with the transmission circuit of light signal.
2. a kind of SYX POF plastic fiber conversion according to claim 1 and connecting system is characterized in that the transmission circuit of described light signal comprises light/power conversion circuit, signal of telecommunication shaping circuit, electricity/light change-over circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200733473U CN201467387U (en) | 2009-06-03 | 2009-06-03 | SYXPOF plastic optical fiber conversion and access system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200733473U CN201467387U (en) | 2009-06-03 | 2009-06-03 | SYXPOF plastic optical fiber conversion and access system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201467387U true CN201467387U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200733473U Expired - Fee Related CN201467387U (en) | 2009-06-03 | 2009-06-03 | SYXPOF plastic optical fiber conversion and access system |
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| CN (1) | CN201467387U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882962A (en) * | 2010-06-12 | 2010-11-10 | 郑徐平 | Optical transmission equipment and optical transmission method |
| CN102263437A (en) * | 2011-04-25 | 2011-11-30 | 北京海通荣盛科技有限公司 | Intelligent electricity grid |
| CN102710997A (en) * | 2012-05-23 | 2012-10-03 | 上海电信工程有限公司 | Fiber-to-the-home (FTTH) improvement method |
| CN106936499A (en) * | 2015-12-31 | 2017-07-07 | 南京宇能新能源科技有限公司 | Intelligent residential district optical communication network and sensing network |
| CN108111225A (en) * | 2017-12-15 | 2018-06-01 | 安徽英福泰克信息科技有限公司 | FTTD all-optical networks Transmission system and its method based on plastic optical fiber |
-
2009
- 2009-06-03 CN CN2009200733473U patent/CN201467387U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882962A (en) * | 2010-06-12 | 2010-11-10 | 郑徐平 | Optical transmission equipment and optical transmission method |
| CN101882962B (en) * | 2010-06-12 | 2014-04-23 | 深圳市中技源专利城有限公司 | Optical transmission equipment and optical transmission method |
| CN102263437A (en) * | 2011-04-25 | 2011-11-30 | 北京海通荣盛科技有限公司 | Intelligent electricity grid |
| CN102710997A (en) * | 2012-05-23 | 2012-10-03 | 上海电信工程有限公司 | Fiber-to-the-home (FTTH) improvement method |
| CN106936499A (en) * | 2015-12-31 | 2017-07-07 | 南京宇能新能源科技有限公司 | Intelligent residential district optical communication network and sensing network |
| CN108111225A (en) * | 2017-12-15 | 2018-06-01 | 安徽英福泰克信息科技有限公司 | FTTD all-optical networks Transmission system and its method based on plastic optical fiber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20150603 |
|
| EXPY | Termination of patent right or utility model |