CN203606534U - Novel CWDM single fiber bidirectional transceiver unit - Google Patents
Novel CWDM single fiber bidirectional transceiver unit Download PDFInfo
- Publication number
- CN203606534U CN203606534U CN201320756924.5U CN201320756924U CN203606534U CN 203606534 U CN203606534 U CN 203606534U CN 201320756924 U CN201320756924 U CN 201320756924U CN 203606534 U CN203606534 U CN 203606534U
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- laser
- assembly
- filter plate
- chip
- optical fiber
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- 239000000835 fiber Substances 0.000 title abstract description 7
- 230000002457 bidirectional effect Effects 0.000 title abstract 3
- 239000002184 metal Substances 0.000 claims abstract description 17
- 239000003292 glue Substances 0.000 claims abstract description 6
- 239000013307 optical fiber Substances 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 229920006335 epoxy glue Polymers 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 1
- 238000007711 solidification Methods 0.000 abstract 1
- 230000008023 solidification Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
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Abstract
The utility model discloses a novel CWDM single fiber bidirectional transceiver unit. Three filter sheets are fixed to a filter support. A filter sheet has an inclined angle with the vertical direction of 10 degrees to 15 degrees, another filter sheet is horizontally disposed, and the last filter sheet has an inclined angle with the horizontal direction of 30 degrees to 35 degrees. A fiber assembly and a metal housing are welded through laser and then coupled with a detector chip in a manner of glue adhesion and high temperature solidification. The laser chip is pressed into and welded to a laser chip tube base and through laser. An optical isolator is disposed in and fixed to an isolator seat through bake rubber, then disposed in and fixed to the laser chip tube base in a laser welding manner, and finally coupled through a metal adjusting ring and fixed through laser welding. The transceiver unit is advantaged by ensuring indexes of the laser and the detector of the product with such structure to meet the requirements, thereby ensuring a bidirectional transmitting and receiving function of a CWDM single fiber having a wavelength interval of 20 nm or greater.
Description
Technical field
The utility model relates to a kind of low-angle beam-splitting structure BOSA, especially relates to a kind of novel C WDM single-optical fiber bi-directional transceiver part, is applied to 20nm interval and above CWDM single fiber bi-directional transmitting-receiving subassembly, CWDM passback RFoG system etc.
Background technology
Now use conventional structure BOSA as Fig. 1, comprise 21,45 ° of filter plates 22 of metal shell, metal spectacle frame 23, optical fiber component 24,25,0 ° of filter plate 26 of rubber protecting jacket, detector chip 27, chip of laser 28.This structure and similar structures generally can meet the single fiber bi-directional transmitting-receiving of interval 60nm and above wavelength, but do the single-optical fiber bi-directional transceiver of closely-spaced wavelength (interval 20nm～60nm) in this structure time, excessive laser instrument and the detector index of causing of loss can not reach requirement.
Utility model content
The utility model has overcome shortcoming of the prior art, and a kind of novel C WDM single-optical fiber bi-directional transceiver part is provided.A kind of novel C WDM single-optical fiber bi-directional transceiver part, comprise chip of laser, detector chip, optical fiber component, optoisolator and three filter plates, three filter plates are fixed on filter plate support, wherein: the first filter plate and vertical direction angle are 10 °～15 °; The second filter plate is by horizontal direction setting; The 3rd filter plate and horizontal direction angle are 30 °～35 °; Filter plate support is connected with metal shell; Optical fiber component and metal shell form the first assembly by laser bonding; After the first assembly and detector chip coupling, adopt gluing connecing and hot setting, form the second assembly; Chip of laser is fitted in chip of laser base and wears weldering by laser and forms the 3rd assembly; Optoisolator is arranged in isolator seat and by fixing the 4th assembly that forms of roasting glue, the 4th assembly is arranged in the chip of laser base of the 3rd assembly and fixes by laser bonding, form the 5th assembly, the 5th assembly and the second assembly are fixed by the rear laser bonding that adopts of metal regulating ring coupling.
Compared with prior art, the utility model has the advantages that: by the relative space position of appropriate design filter plate support and three filter plates of control, and adjusting process, guarantee that the laser instrument of this infrastructure product and the index of detector can reach requirement, thereby realize the CWDM single fiber bi-directional transmission-receiving function of interval 20nm and above wavelength.
Accompanying drawing explanation
The utility model will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the structural representation of existing conventional BOSA;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is filter plate support and filter plate schematic diagram in the utility model.
Embodiment
A kind of novel C WDM single-optical fiber bi-directional transceiver part, as shown in Figures 2 and 3, comprising: chip of laser 1, chip of laser base 2, metal regulating ring 3, filter plate support 4, metal shell 5, optical fiber component 6, rubber sheath 7, detector chip 8, isolator seat 9, optoisolator 10, the first filter plate 11, the second filter plate 12, the 3rd filter plate 13 etc.
Described the first filter plate 11, the second filter plate 12 and the 3rd filter plate 13 adopt roasting glue mode to be fixed on filter plate support 4, and wherein the first filter plate 11 is transmitting terminal slide, with vertical direction angle be 10 °～15 °; The second filter plate 12 is receiving end slide, by horizontal direction setting; The 3rd filter plate 13 is total reflection slide, with horizontal direction angle be 30 °～35 °.Filter plate support 4 adopts the combination of interference wringing fit press-fit approach with metal shell 5 and is applied to and coordinates roasting glue in gap to fix with epoxy glue; First optical fiber component 6 forms the first assembly with metal shell 5 by laser bonding, is outside equipped with rubber sheath 7 at optical fiber component 6; The first assembly and detector chip 8 are coupled, meet after responsiveness requirement, detector chip 8 and the first assembly adopt gluing connecing and hot setting, form the second assembly; Chip of laser 1 is fitted in chip of laser base 2 and wears weldering by laser and forms the 3rd assembly; Optoisolator 10 is arranged in isolator seat 9 and by fixing the 4th assembly that forms of roasting glue, the 4th assembly is arranged in the chip of laser base 2 of the 3rd assembly and fixes by laser bonding, form the 5th assembly, the 5th assembly and the second assembly are coupled by metal regulating ring 3, meet after power requirement and adopt laser bonding to form final products.
Principle of work of the present utility model is: in conjunction with the logical only characteristic of wavelength interval 20nm ~ 60nm of CWDM filter plate, in the time of the 20nm of laser wavelength interval, it was all the index that collimating apparatus directional light just can reach in the past, now by adjusting pointolite and filter plate incident angle, can not only reduce the logical light loss of emission wavelength, the reflection loss that also can reduce to receive wavelength, maximum lift transmits and receives the performance index at two ends, reaches the loss level same with directional light simultaneously.
Claims (4)
1. a novel C WDM single-optical fiber bi-directional transceiver part, it is characterized in that: comprise chip of laser, detector chip, optical fiber component, optoisolator and three filter plates, three filter plates are fixed on filter plate support, wherein: the first filter plate and vertical direction angle are 10 °～15 °; The second filter plate is by horizontal direction setting; The 3rd filter plate and horizontal direction angle are 30 °～35 °; Filter plate support is connected with metal shell; Optical fiber component and metal shell form the first assembly by laser bonding; After the first assembly and detector chip coupling, adopt gluing connecing and hot setting, form the second assembly; Chip of laser is fitted in chip of laser base and wears weldering by laser and forms the 3rd assembly; Optoisolator is arranged in isolator seat and by fixing the 4th assembly that forms of roasting glue, the 4th assembly is arranged in the chip of laser base of the 3rd assembly and fixes by laser bonding, form the 5th assembly, the 5th assembly and the second assembly are fixed by the rear laser bonding that adopts of metal regulating ring coupling.
2. a kind of novel C WDM single-optical fiber bi-directional transceiver part according to claim 1, is characterized in that: described the first filter plate is transmitting terminal slide; The second filter plate is receiving end slide; The 3rd filter plate is total reflection slide.
3. a kind of novel C WDM single-optical fiber bi-directional transceiver part according to claim 1, is characterized in that: described filter plate support and metal shell adopt the combination of interference wringing fit press-fit approach.
4. a kind of novel C WDM single-optical fiber bi-directional transceiver part according to claim 3, is characterized in that: coordinating of filter plate support and metal shell scribbles epoxy glue in gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756924.5U CN203606534U (en) | 2013-11-27 | 2013-11-27 | Novel CWDM single fiber bidirectional transceiver unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756924.5U CN203606534U (en) | 2013-11-27 | 2013-11-27 | Novel CWDM single fiber bidirectional transceiver unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203606534U true CN203606534U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320756924.5U Expired - Lifetime CN203606534U (en) | 2013-11-27 | 2013-11-27 | Novel CWDM single fiber bidirectional transceiver unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203606534U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605191A (en) * | 2013-11-27 | 2014-02-26 | 四川光恒通信技术有限公司 | Novel CWDM single-fiber dual-direction receiving and sending device and packaging method |
| CN104317015A (en) * | 2014-10-13 | 2015-01-28 | 四川光恒通信技术有限公司 | Single-fibre four directional receiving and dispatching device and packing method |
| CN105182481A (en) * | 2014-05-29 | 2015-12-23 | 光电子学解决方案公司 | Bi-directional Optical Transceiver Module |
| CN107479144A (en) * | 2016-06-08 | 2017-12-15 | 祥茂光电科技股份有限公司 | Launch sub-component with the light for being directly directed at optical multiplexer input（TOSA）The optical transmitting set or transceiver of module |
| CN110050213A (en) * | 2016-12-08 | 2019-07-23 | 恩普乐股份有限公司 | The manufacturing method of optical receptacle, optical module and optical module |
| CN110531470A (en) * | 2019-08-20 | 2019-12-03 | 深圳市极致兴通科技有限公司 | A kind of single-optical fiber bi-directional transceiver of narrow wavelength interval |
| CN113885146A (en) * | 2021-10-12 | 2022-01-04 | 四川泰瑞创通讯技术股份有限公司 | Coupling method for avoiding coupling shift of detector |
-
2013
- 2013-11-27 CN CN201320756924.5U patent/CN203606534U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605191A (en) * | 2013-11-27 | 2014-02-26 | 四川光恒通信技术有限公司 | Novel CWDM single-fiber dual-direction receiving and sending device and packaging method |
| CN103605191B (en) * | 2013-11-27 | 2015-05-20 | 四川光恒通信技术有限公司 | Novel CWDM single-fiber dual-direction receiving and sending device and packaging method |
| CN105182481A (en) * | 2014-05-29 | 2015-12-23 | 光电子学解决方案公司 | Bi-directional Optical Transceiver Module |
| US9596032B2 (en) | 2014-05-29 | 2017-03-14 | Opto Electronics Solutions Co., Ltd. | Bi-directional optical transceiver module |
| CN104317015A (en) * | 2014-10-13 | 2015-01-28 | 四川光恒通信技术有限公司 | Single-fibre four directional receiving and dispatching device and packing method |
| CN107479144A (en) * | 2016-06-08 | 2017-12-15 | 祥茂光电科技股份有限公司 | Launch sub-component with the light for being directly directed at optical multiplexer input（TOSA）The optical transmitting set or transceiver of module |
| CN110050213A (en) * | 2016-12-08 | 2019-07-23 | 恩普乐股份有限公司 | The manufacturing method of optical receptacle, optical module and optical module |
| CN110531470A (en) * | 2019-08-20 | 2019-12-03 | 深圳市极致兴通科技有限公司 | A kind of single-optical fiber bi-directional transceiver of narrow wavelength interval |
| CN113885146A (en) * | 2021-10-12 | 2022-01-04 | 四川泰瑞创通讯技术股份有限公司 | Coupling method for avoiding coupling shift of detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |