CN201548715U - Antisymmetric Gb GPON light circuit terminal light module - Google Patents
Antisymmetric Gb GPON light circuit terminal light module Download PDFInfo
- Publication number
- CN201548715U CN201548715U CN2009202805368U CN200920280536U CN201548715U CN 201548715 U CN201548715 U CN 201548715U CN 2009202805368 U CN2009202805368 U CN 2009202805368U CN 200920280536 U CN200920280536 U CN 200920280536U CN 201548715 U CN201548715 U CN 201548715U
- Authority
- CN
- China
- Prior art keywords
- xfp
- module
- port
- division multiplexer
- optical module
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Optical Communication System (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model discloses an antisymmetric Gb GPON light circuit terminal light module, which is characterized in that, the utility model includes a XFP module which conforms to the XFP standard, and the XFP module includes a light emitting port and a light receiving port; and also includes a wavelength-division multiplex device which includes three terminal ports, wherein, the first terminal port and the terminal port are respectively connected to the light emitting port and the light receiving port of the XFP module, and the third terminal port is a common light emitting port of the optical module. The utility model couples the signals from the light emitting port and the light receiving port of the standard XFP by the wavelength-division multiplex device, thereby realizing single fiber multiway transmission function with flexible coupling connection, convenient disassembly, and convenient manufacture and maintenance.
Description
Technical field
The utility model relates to a kind of optical module, specifically, relates to the optical module that a kind of asymmetric 10,000,000,000 GPON optical line terminals are used, and belongs to the optical communication technique field.
Background technology
Multi-service is the bandwidth operator major source of revenues in future, visual telephone, and teleconference, network interactive game, video request program, HDTV etc., increasing video traffic and interactive service have been come into huge numbers of families.These multimedia services are that operators bring when billowing financial resources, also the network bandwidth have been had higher requirement.
At present, main flow gigabit passive optical network (GPON) optical line terminal that is used for FTTx on the market uses the downstream rate maximum of optical module only to be 2.5Gb/s, the upstream rate maximum only is 1.25Gb/s, introduce 20% bandwidth loss, add other expenses, its transfer efficiency reduces significantly, and the bandwidth that is provided has influenced user's online demand and experience, can not satisfy people's more clear and other transmission data requirements faster to vision signal well.
Though it is that 10Gb/s, upstream rate are the asymmetric 10,000,000,000 GPON optical line terminal optical modules of 2.5Gb/s that indivedual downstream rates that can provide have been provided on the market, but its light path syndeton complexity, dismounting, inconvenient maintenance, and the physical dimension of optical module is bigger, producing in batches may be little, is unfavorable for the popularization and the use in market.
Summary of the invention
There is above-mentioned problem at GPON optical line terminal in the prior art in the utility model with optical module, a kind of asymmetric 10,000,000,000 GPON optical line terminal optical modules are provided, by wavelength division multiplexer the emission light mouth of the XFP of standard and the light signal of reception light mouth are coupled, can realize the multidirectional transfer function of single fiber, be of coupled connections flexibly, convenient disassembly is convenient to make and maintenance.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
Asymmetric 10,000,000,000 GPON optical line terminal optical modules is characterized in that, comprise the XFP module that meets the XFP standard, and described XFP module has an emission Guang Kou and a reception light mouth; Also comprise wavelength division multiplexer, described wavelength division multiplexer has three ports, and wherein, first port is connected with reception light mouth with the emission light mouth of described XFP module respectively with second port, and the 3rd port is the public defeated light-emitting window of described optical module.
According to the utility model, for ease of dismounting, first port of described wavelength division multiplexer adopts the LC plug to be connected with the emission light mouth of described XFP module, and second port of described wavelength division multiplexer adopts the LC plug to be connected with the reception light mouth of described XFP module.
According to the utility model, be connected with outside for ease of optical module, the 3rd port of described wavelength division multiplexer adopts SC/PC adapter structure form.
According to the utility model, for reducing the optical module volume, described wavelength division multiplexer preferably adopts the membrane wave division multiplexer.
According to the utility model, described XFP inside modules is provided with the TOSA that emission rate is 10.3125Gb/s, LC interface, and receiving velocity is the APD ROSA of 2.5Gb/s, LC interface, to realize the asymmetric transmission of downstream rate 10Gb/s, upstream rate 2.5Gb/s.
According to the utility model, for improving optical module heat radiating effect, described XFP module housing adopts zinc alloy metal to make.
According to the utility model, described optical module meets XFP MSA standard.
Compared with prior art, advantage of the present utility model with good effect is: two ports of wavelength division multiplexer directly are connected with the light mouth of the XFP module of standard, and with the 3rd port of wavelength division multiplexer public defeated light-emitting window as optical module, realized the coupling of multipath light signal, and carry out the multidirectional transfer function of single fiber by the public defeated light-emitting window and the peripheral system of module, be of coupled connections flexibly, convenient disassembly is convenient to make and maintenance.And, because optical module adopts the XFP standard module, make that the receiver-transmitter integrated module volume is less, for bigger space has been saved in system design, and golden finger PIN electric attribute also meets XFP MSA standard, improved the universal performance of optical module.
Description of drawings
Fig. 1 is the structural representations of the asymmetric 10,000,000,000 GPON optical line terminals of the utility model with an embodiment of optical module.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
See also Fig. 1, asymmetric 10,000,000,000 GPON optical line terminals described in the utility model comprise the XFP module 10 and the membrane wave division multiplexer (FWDM) 20 of standard with optical module.Wherein, XFP module 10 comprises emission light mouth 11 and receives light mouth 12; The first port REF mouth 21 of FWDM and the second port PASS mouth 22 adopt the LC plug of standard, insert described emission light mouth 11 respectively and receive light mouth 12, realize the mechanical connection of XFP module 10 and FWDM20, and then the multipath light signal of XFP is coupled by described FWDM20.And the 3rd port com port 23 of FWDM directly connects the transmission that tail optical fiber and optical communication system are carried out light signal as the public defeated light-emitting window of optical module, thereby realizes the multidirectional transfer function of single fiber.
For realizing that optical module downlink transfer wavelength is that 1577nm, speed are the signal of 10Gb/s, the uplink wavelength is the function of the signal of 1310nm, speed 2.5Gb/s, described XFP module 10 inside are provided with the TOSA that emission rate is 10.3125Gb/s, LC interface, and receiving velocity is the APD ROSA of 2.5Gb/s, LC interface.
The com port 23 of described FWDM20 adopts the SC/PC adapters to use for outside the connection, imports the lightwave signal of 1310nm wavelength from external fiber through com port 23, and this signal transfers to the 2.5G receiving unit of XFP module 10 through PASS mouth 22, can not seal in REF mouth 21.The REF mouth 21 of the lightwave signal of the 1577nm of XFP module 10 radiating portions emission through being connected with emission light mouth 11 inputs among the FWDM20, by com port 23 outputs, can not seal in the PASS mouth then.
In this embodiment, described XFP module housing adopts zinc alloy metal to make, and has effectively increased the heat dispersion and the EMI/ESD performance of optical module itself.
In the utility model, be to realize the coupling of light signal, the volume in selecting the foregoing description for use is little, the membrane wave division multiplexer FWDM of stable performance, also can also select for use AWG, FPG etc. can realize the device of wavelength-division multiplex function.
Asymmetric 10,000,000,000 GPON optical line terminal optical modules described in the utility model, by the external wavelength division multiplexer of XFP module with standard, multipath light signal is coupled, effectively reduced the volume of optical module, increased the use dirigibility of module, and module meets XFP MSA standard, improved the versatility of module, helps the marketing and the use of optical module.
Certainly; the above only is a kind of preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. asymmetric 10,000,000,000 GPON optical line terminal optical modules is characterized in that, comprise the XFP module that meets the XFP standard, and described XFP module has an emission Guang Kou and a reception light mouth; Also comprise wavelength division multiplexer, described wavelength division multiplexer has three ports, and wherein, first port is connected with reception light mouth with the emission light mouth of described XFP module respectively with second port, and the 3rd port is the public defeated light-emitting window of described optical module.
2. optical module according to claim 1, it is characterized in that, first port of described wavelength division multiplexer adopts the LC plug to be connected with the emission light mouth of described XFP module, and second port of described wavelength division multiplexer adopts the LC plug to be connected with the reception light mouth of described XFP module.
3. optical module according to claim 2 is characterized in that, the 3rd port of described wavelength division multiplexer adopts SC/PC adapter structure form.
4. according to each described optical module in the claim 1 to 3, it is characterized in that described wavelength division multiplexer is the membrane wave division multiplexer.
5. according to each described optical module in the claim 1 to 3, it is characterized in that described XFP inside modules is provided with the TOSA that emission rate is 10.3125Gb/s, LC interface, and receiving velocity is the APD ROSA of 2.5Gb/s, LC interface.
6. optical module according to claim 5 is characterized in that, described XFP module housing material is a kirsite.
7. optical module according to claim 1 is characterized in that, described optical module meets XFP MSA standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202805368U CN201548715U (en) | 2009-12-02 | 2009-12-02 | Antisymmetric Gb GPON light circuit terminal light module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202805368U CN201548715U (en) | 2009-12-02 | 2009-12-02 | Antisymmetric Gb GPON light circuit terminal light module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548715U true CN201548715U (en) | 2010-08-11 |
Family
ID=42603891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202805368U Expired - Lifetime CN201548715U (en) | 2009-12-02 | 2009-12-02 | Antisymmetric Gb GPON light circuit terminal light module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201548715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287394A (en) * | 2018-01-26 | 2018-07-17 | 英属维京群岛商祥茂光电科技股份有限公司 | Band wire type light communicating component |
-
2009
- 2009-12-02 CN CN2009202805368U patent/CN201548715U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287394A (en) * | 2018-01-26 | 2018-07-17 | 英属维京群岛商祥茂光电科技股份有限公司 | Band wire type light communicating component |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101861716B (en) | In-wall optical network unit | |
| US7693178B2 (en) | Small form factor, pluggable ONU | |
| CN101374359B (en) | Light transmit-receive integrated module for myriad million light line terminal | |
| US8774639B2 (en) | Ultra high density pin-compatible four-channel enhanced small form-factor pluggable module | |
| CN210839865U (en) | Photoelectric signal transmission device for split television | |
| GB2521693A (en) | Optical tap modules having integrated splitters and aggregated multi-fiber tap output connectors | |
| CN216700004U (en) | Communication equipment, communication system and optical module | |
| CN201584974U (en) | Optical receiving-transmitting integrated module of 10 GB GPON optical network unit terminal | |
| CN103795469A (en) | Light crossing matrix in optical fiber channel switch and operation method | |
| US9559775B2 (en) | Method and apparatus for providing optical networking using a pluggable high-speed interface | |
| CN201548715U (en) | Antisymmetric Gb GPON light circuit terminal light module | |
| CN103023825A (en) | Miniature gigabit Ethernet exchange device | |
| TW201836217A (en) | High-density small form-factor pluggable module, housing, and system | |
| CN103532631A (en) | Pluggable GPON ONU (Gigabit Passive Optical Network Optical Network Unit) for local area network switch system | |
| CN202102153U (en) | Active optical cable | |
| CN201584973U (en) | Optical receiving-transmitting integrated module of 10 GB EPON optical network unit terminal | |
| CN101674503B (en) | EPON multi-rate universal transmission equipment | |
| CN201252550Y (en) | Optical module for asymmetric ten thousand trillion EPON optical line terminal | |
| CN201266937Y (en) | Myriad million light transmit-receive integrated module | |
| CN208782834U (en) | A kind of interchanger for more Host Administrations | |
| CN103746717A (en) | CFP connector and CFP transmission architecture | |
| CN210327570U (en) | Relay module and active cable | |
| CN104767567B (en) | Using the LAN and its optical switch and photoconverter of POF networkings | |
| CN207587204U (en) | A kind of practice teaching stage apparatus based on integration of three networks communication | |
| CN201260172Y (en) | Light path coupling structure and optical module having the coupling structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100811 |
|
| CX01 | Expiry of patent term |