CN203535266U - Multi-wavelength optical transceiver module of single optical fiber coupling - Google Patents
Multi-wavelength optical transceiver module of single optical fiber coupling Download PDFInfo
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- CN203535266U CN203535266U CN201320703709.9U CN201320703709U CN203535266U CN 203535266 U CN203535266 U CN 203535266U CN 201320703709 U CN201320703709 U CN 201320703709U CN 203535266 U CN203535266 U CN 203535266U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 37
- 239000013307 optical fiber Substances 0.000 title claims abstract description 32
- 230000008878 coupling Effects 0.000 title claims abstract description 30
- 238000010168 coupling process Methods 0.000 title claims abstract description 30
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 30
- 239000000835 fiber Substances 0.000 claims abstract description 52
- 230000010287 polarization Effects 0.000 claims description 32
- 238000001914 filtration Methods 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model provides a multi-wavelength optical transceiver module of single optical fiber coupling. The multi-wavelength optical transceiver module of the single optical fiber coupling comprises an optical fiber ferrule, a circulator assembly, a multiplexing/demultiplexing assembly, a light transmitting assembly and a light receiving assembly, wherein the circulator assembly comprises three ports. The optical transceiver module comprises a light transmitting part and a light receiving part, wherein a light beam of the light receiving part irradiates into the first port of the circulator assembly from the above optical fiber ferrule, then is outputted to the multiplexing/demultiplexing assembly via the second port of the circulator assembly; after the demultiplexing of the multiplexing/demultiplexing assembly, is received by the light receiving assembly. The light beam of the light transmitting part irradiates into the multiplexing/demultiplexing assembly from the light transmitting assembly, after the multiplexing of the multiplexing/demultiplexing assembly, irradiates into the third port of the circulator assembly, and then irradiates out from first port of the circulator assembly, and finally irradiates into the optical fiber ferrule. The multi-wavelength optical transceiver module of the single optical fiber coupling solves the fiber winding hidden trouble in the conventional optical transceiver module, and satisfies the miniaturization requirement of a device simultaneously.
Description
Technical field
The utility model belongs to fiber optic communication field, the multi-wavelength light transceiver module of the single fiber coupling that particularly QSFP+ Optical Fiber Transmission is used.
Background technology
Universal along with broadband network in recent years, between each level equipment (device) of data center, need to realize high speed interconnected, for realizing low cost, low-power consumption, highdensity transmission, industry adopts QSFP+ module as transmit port at core router towards outer net, and this QSFP+ module of later stage will progressively expand and be extended down to switch and server level.
Existing QSFP+ module, is applied to the optical transceiver module of two coupling fiber multi-wavelengths, as shown in Figure 1.Fig. 1 is the schematic diagram of the optical transceiver module of prior art, wherein optical transceiver module contains two port A of I/O and B, and port A is connected with the optical fiber of light I/O respectively with B, and two optical fiber of I/O are all connected to circulator assembly M, therefore, exist two optical fiber around fine hidden danger.Meanwhile, due to its circulator assembly, M is placed on optical transceiver module N, due to external circulator assembly, causes the volume of whole QSFP+ module to increase.
Utility model content
For solve that the optical transceiver module of existing pair of coupling fiber multi-wavelength exists around fine potential problem, the utility model provides the optical transceiver module of the multi-wavelength of single fiber coupling.
Another object of the present utility model is that the multi-wavelength light transceiver module that provides single fiber to be coupled, meets the requirement of device miniaturization.
The concrete structure of the multi-wavelength light transceiver module of single fiber coupling of the present utility model is, comprise fiber stub, circulator assembly, close ripple/partial wave assembly, light emission component and optical fiber receive module, wherein, circulator assembly comprises three ports, is respectively the first port, the second port and the 3rd port; It is characterized in that: optical transceiver module comprises light receiving part and light radiating portion, wherein the light beam of light receiving part is incident to the first port of circulator assembly from above-mentioned fiber stub, by the second port by circulator assembly, export to and close ripple/partial wave assembly, via closing after the partial wave of ripple/partial wave assembly, by optical fiber receive module, receive above-mentioned light beam; The light beam of light radiating portion is incident to and closes ripple/partial wave assembly from light emission component, through closing the closing after light action of ripple/partial wave assembly, is incident to the 3rd port of circulator assembly, after from the first port outgoing of circulator assembly, after be incident to fiber stub.
Wherein, preferred implementation is: in three ports of circulator assembly, its first port is the bidirectional port of I/O light beam, the one way ports that the second port is output beam, the one way ports that the 3rd port is input beam.
Wherein, preferred implementation is: circulator assembly further comprises a polarization polarizer, the polarization rotator of a nonreciprocity, an analyzer.
Wherein, preferred implementation is: the polarization polarizer is set to polarization splitting prism (PBS), birefringece crystal or polaroid.
Wherein, preferred implementation is: the polarization rotator of nonreciprocity is set to the structure of Faraday rotation sheet or faraday and 1/2 wave plate.
Wherein, preferred implementation is: analyzer is set to polarization splitting prism (PBS), birefringece crystal.
Wherein, preferred implementation is: close ripple/partial wave assembly and be set to film filtering slice, and this film filtering slice at least comprises a film filtering slice, or be set to PLC chip, or be set to grating.
Wherein, preferred implementation is: close ripple/partial wave assembly and be set to CWDM, or DWDM, or the WDM of arbitrary signal frequency.
Wherein, preferred implementation is: close ripple/partial wave assembly and optical fiber receive module and be set to be integrated in a PLC chip.
Another embodiment of optical transceiver module of the present utility model is: comprise fiber stub, circulator assembly, close ripple/partial wave assembly, light emission component and optical fiber receive module, wherein, circulator assembly comprises three ports, is respectively the first port, the second port and the 3rd port; It is characterized in that: optical transceiver module comprises light receiving part and light radiating portion, wherein the light beam of light receiving part is incident to and closes ripple/partial wave assembly from above-mentioned fiber stub, via after closing ripple/partial wave assembly and allocating, be incident to the first port of circulator assembly, by the second port by circulator assembly, export optical fiber receive module to, by optical fiber receive module, receive above-mentioned light beam; The light beam of light radiating portion is incident to the 3rd port of circulator assembly from light emission component, after from the first port outgoing of circulator assembly, after be incident to and close ripple/partial wave assembly, through closing the closing after light action of ripple/partial wave assembly, be incident to fiber stub.
Compared with prior art, advantage and the good effect of optical transceiver module of the present utility model are: first, application single fiber is coupled, avoid two optical fiber around fine hidden danger; Secondly, the function of circulator assembly is integrated in to the inside of optical transceiver module, has reduced the volume of integrated device; Finally, optical transceiver module of the present utility model, carries out multi-wavelength coupling to wave band at the light of the wavelength of S section, C section, L section, can include different passages, such as 2 passages, 4 passages, 8 passages, 16 passages etc. in above-mentioned each wave band.
Accompanying drawing explanation
Fig. 1 be prior art the schematic diagram of optical transceiver module.
Fig. 2 is the schematic diagram of the optical transceiver module of the first embodiment of the present utility model.
Fig. 3 a is the light receiving part vertical view of the optical transceiver module of the first embodiment of the present utility model.
Fig. 3 b is the light receiving part side view of the optical transceiver module of the first embodiment of the present utility model.
Fig. 4 is the light radiating portion side view of the optical transceiver module of the first embodiment of the present utility model.
Fig. 5 is the schematic diagram of the optical transceiver module of the second embodiment of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done further and described in detail.
2 is known with reference to the accompanying drawings, the optical transceiver module of two coupling fiber multi-wavelengths of the first embodiment of the present utility model, comprise fiber stub 1, circulator assembly 2, close ripple/partial wave assembly 3, light emission component 4 and optical fiber receive module 5, wherein, circulator assembly 2 comprises three ports, be respectively the first port a, the second port b and the 3rd port c, and the first port a is the bidirectional port of I/O light beam, the one way ports that the second port b is output beam, the one way ports that the 3rd port c is input beam.Optical transceiver module of the present utility model comprises light receiving part and light radiating portion, wherein the light beam of light receiving part is incident to the first port a of circulator assembly 2 from above-mentioned fiber stub 1, by the second port b by circulator assembly, export to and close ripple/partial wave assembly 3, via closing after the partial wave of ripple/partial wave assembly 3, by optical fiber receive module 4, receive above-mentioned light beam; The light beam of light radiating portion is incident to and closes ripple/partial wave assembly 3 from light emission component 5, through closing the closing after ripple effect of ripple/partial wave assembly 3, be incident to the 3rd port c of circulator assembly 2, after from the first port a outgoing of circulator assembly 2, after be incident to fiber stub 1.
Fig. 3 a, Fig. 3 b are respectively the overlooking and side view of light receiving part of optical transceiver module of the present utility model.Wherein, circulator assembly 2 further comprises polarization rotator 22 and the analyzer 23 of the polarization polarizer 21, nonreciprocity.Wherein, light beam is incident to after circulator assembly 2 first port a via fiber stub 1, via the polarization polarizer 21, carry out after polarization spectro again, polarization light output is to the polarization rotator 22 of nonreciprocity, after polarization rotator 22 via nonreciprocity, export analyzer 23 to, after carrying out analyzing and shake via analyzer 23, by the second port b, export to and close ripple/partial wave assembly 3, via closing after the partial wave effect of ripple/partial wave assembly 3, by optical fiber receive module 4, receive above-mentioned light beam.And the above-mentioned polarization polarizer 21 for example can be preferably polarization splitting prism (PBS), birefringece crystal or be preferably polaroid; The polarization rotator 22 of above-mentioned nonreciprocity for example can be preferably Faraday rotation sheet or be preferably Faraday rotation sheet and the structure of 1/2 wave plate; Above-mentioned analyzer 23 for example can be preferably polarization splitting prism (PBS) or be preferably birefringece crystal.
Wherein, close ripple/partial wave assembly 3 and for example can be preferably film filtering slice, and this film filtering slice at least comprises a film filtering slice; Or be preferably PLC chip, close ripple/partial wave assembly 3 and optical fiber receive module 4 and can be integrated in same PLC chip simultaneously; Or be preferably grating.
Or, above-mentionedly close the wavelength division multiplexer (WDM) that ripple/partial wave assembly 3 is preferably coarse wavelength division multiplexer device (CWDM), dense wave division multiplexer (DWDM) or arbitrary signal frequency.
Fig. 4 is the side view of the light radiating portion of optical transceiver module of the present utility model.Wherein, light beam is from light emission component 5 outgoing to closing ripple/partial wave assembly 3, through closing the closing after light action of ripple/partial wave assembly 3, be incident to the 3rd port c of circulator assembly 2, via analyzer 23, carry out after polarization spectro again, polarization light output is to the polarization rotator 22 of nonreciprocity, polarization rotator 22 via nonreciprocity will export the polarization polarizer 21 to after polarization state half-twist, after by the first port a outgoing of circulator assembly 2 to fiber stub 1, after by fiber stub 1, launch optical transceiver module.
Fig. 5 is the schematic diagram of the optical transceiver module of the second embodiment of the present utility model.By Fig. 5, known, optical transceiver module, comprise fiber stub 1, circulator assembly 2, close ripple/partial wave assembly 3, light emission component 4 and optical fiber receive module 5, wherein, circulator assembly 2 comprises three ports, be respectively the first port a, the second port b and the 3rd port c, and the first port a is the bidirectional port of I/O light beam, the one way ports that the second port b is output beam, the one way ports that the 3rd port c is input beam.Optical transceiver module of the present utility model comprises light receiving part and light radiating portion, wherein the light beam of light receiving part is incident to and closes ripple/partial wave assembly 3 from above-mentioned fiber stub 1, via closing after the partial wave of ripple/partial wave assembly 3, be incident to the first port a of circulator assembly 2, by the second port b by circulator assembly, export optical fiber receive module 4 to, optical fiber receive module 4 receives above-mentioned light beam; The light beam of light radiating portion is incident to the 3rd port c of circulator assembly 2 from light emission component 5, after from the first port a outgoing of circulator assembly 2, after be incident to and close ripple/partial wave assembly 3, through closing the closing after light action of ripple/partial wave assembly 3, be incident to the rear outgoing of fiber stub 1.The concrete structure of its each assembly is identical with the first embodiment, does not repeat them here.
Compared with prior art, advantage and the good effect of optical transceiver module of the present utility model are: first, application single fiber is coupled, avoid two optical fiber around fine hidden danger; Secondly, the function of circulator assembly is integrated in to the inside of optical transceiver module, has reduced the volume of integrated device; Finally, optical transceiver module of the present utility model, carries out multi-wavelength coupling to wave band at the light of the wavelength of S section, C section, L section, can include different passages, such as 2 passages, 4 passages, 8 passages, 16 passages etc. in above-mentioned each wave band.
The above, be only the utility model most preferred embodiment, and not for limiting scope of the present utility model, all equivalences of doing according to the utility model claim change or modify, and are all the utility model and contain.
Claims (19)
1. the multi-wavelength light transceiver module that single fiber is coupled, comprise that a fiber stub, a circulator assembly, close ripple/partial wave assembly, a light emission component and an optical fiber receive module, wherein, circulator assembly comprises three ports, is respectively the first port, the second port and the 3rd port; It is characterized in that: optical transceiver module comprises light receiving part and light radiating portion, wherein the light beam of light receiving part is incident to the first port of circulator assembly from above-mentioned fiber stub, by the second port by circulator assembly, export to and close ripple/partial wave assembly, via closing after the partial wave of ripple/partial wave assembly, by optical fiber receive module, receive above-mentioned light beam; The light beam of light radiating portion is incident to and closes ripple/partial wave assembly from light emission component, through closing the closing after light action of ripple/partial wave assembly, is incident to the 3rd port of circulator assembly, after from the first port outgoing of circulator assembly, after be incident to fiber stub.
2. the multi-wavelength light transceiver module that single fiber according to claim 1 is coupled, it is characterized in that: in three ports of circulator assembly, its the first port is the bidirectional port of I/O light beam, the second port is the one way ports of output beam, the one way ports that the 3rd port is input beam.
3. the multi-wavelength light transceiver module of single fiber coupling according to claim 1, is characterized in that: circulator assembly further comprises a polarization polarizer, the polarization rotator of a nonreciprocity, an analyzer.
4. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: the polarization polarizer is set to polarization splitting prism (PBS).
5. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: the polarization polarizer is set to birefringece crystal.
6. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: the polarization polarizer is set to polaroid.
7. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: the polarization rotator of nonreciprocity is set to Faraday rotation sheet.
8. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: the polarization rotator of nonreciprocity is set to the structure of faraday and 1/2 wave plate.
9. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: analyzer is set to polarization splitting prism (PBS).
10. the multi-wavelength light transceiver module of single fiber coupling according to claim 3, is characterized in that: analyzer is set to birefringece crystal.
The multi-wavelength light transceiver module of 11. single fiber couplings according to claim 1, is characterized in that: close ripple/partial wave assembly and be set to film filtering slice.
The multi-wavelength light transceiver module of 12. single fiber couplings according to claim 11, is characterized in that: this film filtering slice at least comprises a film filtering slice.
The multi-wavelength light transceiver module of 13. single fiber couplings according to claim 1, is characterized in that: close ripple/partial wave assembly and be set to PLC chip.
The multi-wavelength light transceiver module of 14. single fiber couplings according to claim 1, is characterized in that: close ripple/partial wave assembly and be set to grating.
The multi-wavelength light transceiver module of 15. single fiber couplings according to claim 1, is characterized in that: close ripple/partial wave assembly and be set to coarse wavelength division multiplexer device (CWDM).
The multi-wavelength light transceiver module of 16. single fiber couplings according to claim 1, is characterized in that: close ripple/partial wave assembly and be set to dense wave division multiplexer (DWDM).
The multi-wavelength light transceiver module of 17. single fiber couplings according to claim 1, is characterized in that: close the wavelength division multiplexer (WDM) that ripple/partial wave assembly is set to arbitrary signal frequency.
The multi-wavelength light transceiver module of 18. single fiber couplings according to claim 1, is characterized in that: close ripple/partial wave assembly and optical fiber receive module and be set to be integrated in a PLC chip.
The multi-wavelength light transceiver module of 19. single fiber couplings, comprise that a fiber stub, a circulator assembly, close ripple/partial wave assembly, a light emission component and an optical fiber receive module, wherein, circulator assembly comprises three ports, is respectively the first port, the second port and the 3rd port; It is characterized in that: optical transceiver module comprises light receiving part and light radiating portion, wherein the light beam of light receiving part is incident to and closes ripple/partial wave assembly from above-mentioned fiber stub, via after closing ripple/partial wave assembly and allocating, be incident to the first port of circulator assembly, by the second port by circulator assembly, export optical fiber receive module to, by optical fiber receive module, receive above-mentioned light beam; The light beam of light radiating portion is incident to the 3rd port of circulator assembly from light emission component, after from the first port outgoing of circulator assembly, after be incident to and close ripple/partial wave assembly, through closing the closing after light action of ripple/partial wave assembly, be incident to fiber stub.
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| CN201320703709.9U CN203535266U (en) | 2013-11-08 | 2013-11-08 | Multi-wavelength optical transceiver module of single optical fiber coupling |
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| CN201320703709.9U CN203535266U (en) | 2013-11-08 | 2013-11-08 | Multi-wavelength optical transceiver module of single optical fiber coupling |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015066948A1 (en) * | 2013-11-08 | 2015-05-14 | 昂纳信息技术（深圳）有限公司 | Single optical fibre coupled multi-wavelength light transceiving module |
| CN105044862A (en) * | 2015-08-28 | 2015-11-11 | 昂纳信息技术（深圳）有限公司 | Novel 10X10G optical transceiver module |
| CN108873199A (en) * | 2018-08-21 | 2018-11-23 | 福建海创光电有限公司 | A kind of single fiber bi-directional converter structure |
| CN109061814A (en) * | 2018-09-03 | 2018-12-21 | 武汉电信器件有限公司 | A kind of single-optical fiber bi-directional transceiver based on circulator |
| CN110346872A (en) * | 2019-08-15 | 2019-10-18 | 北极光电(深圳)有限公司 | A kind of fiber array structure with polarization splitting prism isolator |
| WO2020186926A1 (en) * | 2019-03-15 | 2020-09-24 | 杭州芯耘光电科技有限公司 | Single-fiber bidirectional optical transceiving assembly |
| WO2023236679A1 (en) * | 2022-06-10 | 2023-12-14 | 苏州旭创科技有限公司 | Optical transceiving module |
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2013
- 2013-11-08 CN CN201320703709.9U patent/CN203535266U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015066948A1 (en) * | 2013-11-08 | 2015-05-14 | 昂纳信息技术（深圳）有限公司 | Single optical fibre coupled multi-wavelength light transceiving module |
| CN105044862A (en) * | 2015-08-28 | 2015-11-11 | 昂纳信息技术（深圳）有限公司 | Novel 10X10G optical transceiver module |
| CN105044862B (en) * | 2015-08-28 | 2018-08-24 | 昂纳信息技术（深圳）有限公司 | A kind of optical transceiver module of 10X10G |
| CN108873199A (en) * | 2018-08-21 | 2018-11-23 | 福建海创光电有限公司 | A kind of single fiber bi-directional converter structure |
| CN108873199B (en) * | 2018-08-21 | 2020-09-25 | 福建海创光电有限公司 | Single-fiber bidirectional converter structure |
| CN109061814A (en) * | 2018-09-03 | 2018-12-21 | 武汉电信器件有限公司 | A kind of single-optical fiber bi-directional transceiver based on circulator |
| CN109061814B (en) * | 2018-09-03 | 2020-05-12 | 武汉电信器件有限公司 | Single-fiber bidirectional transceiver based on circulator |
| WO2020186926A1 (en) * | 2019-03-15 | 2020-09-24 | 杭州芯耘光电科技有限公司 | Single-fiber bidirectional optical transceiving assembly |
| US11159239B2 (en) | 2019-03-15 | 2021-10-26 | Hangzhou Xin Yun Technology Co., Ltd. | Single-fiber bidirectional optical transceiver subassembly |
| CN110346872A (en) * | 2019-08-15 | 2019-10-18 | 北极光电(深圳)有限公司 | A kind of fiber array structure with polarization splitting prism isolator |
| WO2023236679A1 (en) * | 2022-06-10 | 2023-12-14 | 苏州旭创科技有限公司 | Optical transceiving module |
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Address after: No. 35, West Side of Cuijing Road, Pingshan New District, Shenzhen City, Guangdong Province, 518000 Patentee after: Ona Technology (Shenzhen) Group Co.,Ltd. Address before: No. 35, West Side of Cuijing Road, Pingshan New District, Shenzhen City, Guangdong Province, 518118 Patentee before: O-NET COMMUNICATIONS (SHENZHEN) Ltd. |
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