CN109212689A - A kind of one hair BOSA optical transceiver module of the receipts of adjacent wavelength one - Google Patents
A kind of one hair BOSA optical transceiver module of the receipts of adjacent wavelength one Download PDFInfo
- Publication number
- CN109212689A CN109212689A CN201811259369.9A CN201811259369A CN109212689A CN 109212689 A CN109212689 A CN 109212689A CN 201811259369 A CN201811259369 A CN 201811259369A CN 109212689 A CN109212689 A CN 109212689A
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- China
- Prior art keywords
- assembly sea
- light
- laser
- light splitting
- coupled end
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4207—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback
- G02B6/4208—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback using non-reciprocal elements or birefringent plates, i.e. quasi-isolators
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a kind of adjacent wavelength one to receive a hair BOSA optical transceiver module, including assembly sea, 0 ° of filter plate, 13 ° of light splitting pieces, 58 ° are returned piece entirely, single fiber collimator, free space isolator, negative lens, photoelectricity laser and photodetector, assembly sea includes fiber coupling end, detector coupled end and laser coupled end, photoelectricity laser is installed in the laser coupled end of assembly sea, the fiber coupling end of assembly sea is arranged in single fiber collimator, the detector coupled end of assembly sea is arranged in photodetector, negative lens is set to assembly sea lower inside, 0 ° of filter plate, 13 ° of light splitting pieces, 58 ° returning piece is separately positioned on different zones in assembly sea entirely；Pass through the filter plate light splitting technology of low-angle, 45 ° of light splitting pieces are changed to 13 ° of light splitting pieces, so that adjacent wavelength can also carry out light-splitting processing, to realize the BOSA component that transmitting 1570nm receives 1550nm, substitute original large scale Interleave muiltiplexing component element, using more convenient, install and design that difficulty is small, and use is also unrestricted.
Description
Technical field
The invention belongs to optical communication field, in particular to a kind of phase of adjacent 1570 light emittings of wavelength/1550nm light-receiving
Adjacent wavelength light receives and dispatches BOSA component.
Background technique
With the continuous development of optical communication technique, the utilization rate of optical signal is constantly being promoted, to adjacent or similar wave
Long requirement is higher and higher.
The received BOSA component of 1590nm transmitting/1550nm has been had already appeared on the market at present, due to the technology of 45 ° of diaphragms
Bottleneck, 1590nm transmitting/1550nm reception is currently a kind of optical transceiver module closest in BOSA component, and if real
If existing 1570nm transmitting 1550nm is received, it can only be realized using wavelength division multiplex device, wavelength division multiplex device can satisfy centainly
Requirement, but there is also larger defects, and wavelength division multiplex device product structure is bigger than normal, and inconvenient to use, it is difficult to install and design
Degree is big, brings very big inconvenience to our uses, big using limitation, and in increasingly integrated optical communication industry, this structure is bigger than normal
Product is not obviously able to satisfy client's requirement more and more, if there is a kind of size is small, easy to use, mounting design difficulty
It is small, using unrestricted and can realize and realize that 1570nm transmitting 1550nm is received, the above problem can solve.
Summary of the invention
To solve the problems such as above-mentioned prior art products structure is bigger than normal, inconvenient to use limited, mounting design difficulty is big, this
Invention adopts the following technical scheme that
The present invention provides a kind of one hair BOSA optical transceiver module of the receipts of adjacent wavelength one, connects for 1570nm light emitting/1550nm light
It receives, it is full wave 13 ° of light splitting pieces of 0 ° of filter plate, T1570nmR including assembly sea, T (1540 ~ 1560nm), 58 ° full wave
Piece, single fiber collimator, free space isolator, negative lens, photoelectricity laser and photodetector are returned entirely, the assembly sea includes
Fiber coupling end, detector coupled end and laser coupled end, the photoelectricity laser are installed in by free space isolator
The laser coupled end of assembly sea, the single fiber collimator, which is arranged in outside the fiber coupling end and top of assembly sea, is equipped with 1550nm
The detector coupled end of assembly sea is arranged in light source device, the photodetector, and the negative lens is set to assembly sea lower inside
And at the laser coupled end, it is respectively arranged with optical filter rest area, light splitting piece rest area in the assembly sea, returns piece entirely and puts
Set area, 0 ° of filter plate, 13 ° of light splitting pieces, 58 ° return piece entirely and respectively correspond setting in mating plate rest area, light splitting piece rest area, complete
It returns in piece rest area.
As improvement of the present invention, 13 ° of light splitting piece surfaces are coated with 1570 ± 7.5nm anti-reflection film.
As a further refinement of the present invention, being coated with the increasing of 1550nm wavelength light on the globe lens of the photodetector
Permeable membrane.
As a further refinement of the present invention, the laser coupled end outer wall of the assembly sea be arranged with it is micro- for focal length
The adjusting ring of tune.
The beneficial effects of the present invention are: by the filter plate light splitting technology of low-angle, 45 ° of light splitting pieces are changed to 13 ° points
Mating plate, even so that adjacent wavelength can also carry out light-splitting processing, so that realizing transmitting 1570nm receives 1550nm's
BOSA component substitutes original large scale Interleave muiltiplexing component element, using more convenient, installs and designs that difficulty is small, and use is also unrestricted.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment of the present invention.
Fig. 2 is that the optical path of 1570nm light moves towards schematic diagram.
Fig. 3 is that the optical path of 1550nm light moves towards schematic diagram.
Specific embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Referring to Fig. 1, a kind of adjacent wavelength one receives a hair BOSA optical transceiver module, it to be used for 1570nm light emitting/1550nm
Light-receiving, 0 ° of filter plate 2, T1570nmR full wave 13 ° of light splitting pieces 3, all-waves including assembly sea 1, T (1540 ~ 1560nm)
58 ° of section return piece 4, single fiber collimator 5, free space isolator 6, negative lens 7, photoelectricity laser 8 and photodetector 9 entirely,
The assembly sea 1 includes fiber coupling end 11, detector coupled end 12 and laser coupled end 13, and the photoelectricity laser 8 is logical
The laser coupled end 13 that free space isolator 6 is installed in assembly sea 1 is crossed, photoelectricity laser issues the converged light of 1570nm,
And free space isolator plays the role of unidirectional light passing, the light of 1570nm can be injected from free space isolator, and other light
It cannot then be projected, can only unidirectionally be carried out, the optical fiber of assembly sea 1 is arranged in the single fiber collimator 5 by free space isolator
1550nm light source device is equipped with outside coupled end 11 and top, the optical path of 1570nm light is moved towards as shown in Fig. 2, the negative lens 7 is set to
At 1 lower inside of assembly sea and close laser coupled end 13, the effect of negative lens is exactly the convergence that photoelectricity laser is injected
Light is converted into directional light and is received by single fiber collimator, and it is direct that the light that external 1550nm light source device issues then passes through single fiber collimator
Becoming directional light to enter in assembly sea, the photodetector 9 is arranged in the detector coupled end 12 of assembly sea 1, and described group
It is respectively arranged with optical filter rest area, light splitting piece rest area in part seat 1, returns piece rest area entirely, 2,13 ° of 0 ° of filter plate light splitting
3,58 ° of piece return full piece 4 respectively correspond setting in mating plate rest area, light splitting piece rest area, entirely return in piece rest area, it is quasi- to pass through single fiber
Directive returns piece entirely after the 1550nm directional light that straight device enters first passes through light splitting piece light splitting, is filtered again by optical filter after returning piece entirely
It is finally received by a photoelectric detector, by using the light splitting piece of special angle, returns piece, optical filter entirely, is i.e. realization 1570nm transmitting
1550nm is received, and compact-sized reasonable volume is small, easy to use unrestricted.
In the present invention, 13 ° of light splitting pieces, 3 surface is coated with 1570 ± 7.5nm anti-reflection film, and light splitting can be improved by anti-reflection film
Effect improves and receives light efficiency.
In the present invention, the anti-reflection film of 1550nm wavelength light is coated on the globe lens of the photodetector 9, anti-reflection film can have
Effect improves photodetector to the receiving sensitivity of 1550nm wavelength light, and reception is more preferably.
In the present invention, 13 outer wall of laser coupled end of the assembly sea 1 is arranged with the adjusting ring 14 for focal length fine tuning,
When needing to be finely adjusted photoelectricity laser distance, directly adjustment adjusts ring, easy to operate simple and quick.
The beneficial effects of the present invention are: by the filter plate light splitting technology of low-angle, 45 ° of light splitting pieces are changed to 13 ° points
Mating plate, even so that adjacent wavelength can also carry out light-splitting processing, so that realizing transmitting 1570nm receives 1550nm's
BOSA component substitutes original large scale Interleave muiltiplexing component element, using more convenient, installs and designs that difficulty is small, and use is also unrestricted.
Above-described embodiment and schema and non-limiting product form and style of the invention, any technical field it is common
The appropriate changes or modifications that technical staff does it all should be regarded as not departing from patent category of the invention.
Claims (4)
1. a kind of adjacent wavelength one receives a hair BOSA optical transceiver module, it to be used for 1570nm light emitting/1550nm light-receiving, feature
Be: including assembly sea (1), 0 ° of filter plate (2) of T (1540 ~ 1560nm), the full wave 13 ° of light splitting pieces (3) of T1570nmR,
Full wave 58 ° are returned piece (4), single fiber collimator (5), free space isolator (6), negative lens (7), photoelectricity laser (8) entirely
With photodetector (9), the assembly sea (1) includes fiber coupling end (11), detector coupled end (12) and laser coupling
It holds (13), the photoelectricity laser (8) is installed in the laser coupled end of assembly sea (1) by free space isolator (6)
(13), single fiber collimator (5) setting is equipped with 1550nm light source outside the fiber coupling end (11) and top of assembly sea (1)
Device, photodetector (9) setting is in the detector coupled end (12) of assembly sea (1), and the negative lens (7) is set on assembly sea
(1) lower inside and at laser coupled end (13), is respectively arranged in the assembly sea (1) optical filter rest area, point
Piece rest area is returned in mating plate rest area entirely, and 0 ° of filter plate (2), 13 ° of light splitting pieces (3), 58 ° returning piece (4) respectively corresponds setting entirely
In mating plate rest area, light splitting piece rest area, entirely return in piece rest area.
2. a kind of adjacent wavelength one according to claim 1 receives a hair BOSA optical transceiver module, it is characterised in that: described
13 ° of light splitting piece (3) surfaces are coated with 1570 ± 7.5nm anti-reflection film.
3. a kind of adjacent wavelength one according to claim 1 receives a hair BOSA optical transceiver module, it is characterised in that: the light
The anti-reflection film of 1550nm wavelength light is coated on the globe lens of electric explorer (9).
4. a kind of adjacent wavelength one according to claim 1 receives a hair BOSA optical transceiver module, it is characterised in that: described group
Laser coupled end (13) outer wall of part seat (1) is arranged with the adjusting ring (14) for focal length fine tuning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811259369.9A CN109212689A (en) | 2018-10-26 | 2018-10-26 | A kind of one hair BOSA optical transceiver module of the receipts of adjacent wavelength one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811259369.9A CN109212689A (en) | 2018-10-26 | 2018-10-26 | A kind of one hair BOSA optical transceiver module of the receipts of adjacent wavelength one |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109212689A true CN109212689A (en) | 2019-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811259369.9A Pending CN109212689A (en) | 2018-10-26 | 2018-10-26 | A kind of one hair BOSA optical transceiver module of the receipts of adjacent wavelength one |
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| Country | Link |
|---|---|
| CN (1) | CN109212689A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176639A (en) * | 2021-06-25 | 2021-07-27 | 武汉联特科技股份有限公司 | Integrated bidirectional optical device and optical apparatus |
| CN114859480A (en) * | 2022-05-12 | 2022-08-05 | 武汉华工正源光子技术有限公司 | Narrow-band single-fiber bidirectional optical component and packaging structure thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204302537U (en) * | 2014-12-30 | 2015-04-29 | 厦门市贝莱通信设备有限公司 | A kind of close-spaced wavelength light transmitting-receiving subassembly |
| WO2018076425A1 (en) * | 2016-10-31 | 2018-05-03 | 成都优博创通信技术股份有限公司 | Dense wavelength division multiplexing optical transceiver assembly based on pon system |
| CN207764413U (en) * | 2017-10-18 | 2018-08-24 | 厦门市贝莱通信设备有限公司 | A kind of new pattern laser device assembly of anti-reflective string interference |
| CN108508547A (en) * | 2018-03-27 | 2018-09-07 | 西安奇芯光电科技有限公司 | A kind of COMBO PON optical assemblies based on passive PLC optical waveguide techniques |
-
2018
- 2018-10-26 CN CN201811259369.9A patent/CN109212689A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204302537U (en) * | 2014-12-30 | 2015-04-29 | 厦门市贝莱通信设备有限公司 | A kind of close-spaced wavelength light transmitting-receiving subassembly |
| WO2018076425A1 (en) * | 2016-10-31 | 2018-05-03 | 成都优博创通信技术股份有限公司 | Dense wavelength division multiplexing optical transceiver assembly based on pon system |
| CN207764413U (en) * | 2017-10-18 | 2018-08-24 | 厦门市贝莱通信设备有限公司 | A kind of new pattern laser device assembly of anti-reflective string interference |
| CN108508547A (en) * | 2018-03-27 | 2018-09-07 | 西安奇芯光电科技有限公司 | A kind of COMBO PON optical assemblies based on passive PLC optical waveguide techniques |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176639A (en) * | 2021-06-25 | 2021-07-27 | 武汉联特科技股份有限公司 | Integrated bidirectional optical device and optical apparatus |
| CN114859480A (en) * | 2022-05-12 | 2022-08-05 | 武汉华工正源光子技术有限公司 | Narrow-band single-fiber bidirectional optical component and packaging structure thereof |
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Effective date of registration: 20200430 Address after: 361000 one of the 5th floor, No. 8059, Xiang'an West Road, industrial zone, torch high tech Zone (Xiang'an), Xiamen City, Fujian Province Applicant after: Xiamen beilai Information Technology Co., Ltd Address before: 361000 Xiamen Torch High-tech Zone (Xiangan) Industrial Zone, East Side of 5th Floor, 8059 Xiangan West Road, Fujian Province Applicant before: XIAMEN BELY COMMUNICATION EQUIPMENT Co.,Ltd. |
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Application publication date: 20190115 |