CN106646769A - Wavelength-division-multiplexing optical transceiver integrated single-fiber bi-directional device - Google Patents
Wavelength-division-multiplexing optical transceiver integrated single-fiber bi-directional device Download PDFInfo
- Publication number
- CN106646769A CN106646769A CN201510740469.3A CN201510740469A CN106646769A CN 106646769 A CN106646769 A CN 106646769A CN 201510740469 A CN201510740469 A CN 201510740469A CN 106646769 A CN106646769 A CN 106646769A
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- CN
- China
- Prior art keywords
- light
- fiber
- laser instrument
- placement position
- optical
- 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.)
- Pending
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Classifications
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- 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
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
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- 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
- G02B6/4285—Optical modules characterised by a connectorised pigtail
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- 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
- G02B6/4286—Optical modules with optical power monitoring
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- 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
- G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
Abstract
The invention discloses a wavelength-division-multiplexing optical transceiver integrated single-fiber bi-directional device comprising a housing, a tail fiber, and a mounting base. The cross shape of the mounting base is an F-shaped metallic base; an upper mounting hole and a lower mounting hole are formed in one side of the metallic base; a laser device is installed inside the upper mounting hole; and a detector is installed inside the lower mounting hole. Besides, the device also includes a positioning placing seat; an upper placing position is arranged at the middle-upper part of the positioning placing seat; a lower placing position is arranged a the lower part of the positioning placing seat; a total-reflection light-splitting piece is installed at the upper placing position; and an optical filter piece I is installed at the lower placing position. Light emitted by the laser device is reflected by the total-reflection light-splitting piece and then the angle of the reflected light changes by 90 degrees; and then the light is transmitted by the optical filter piece I and then enters the tail fiber to output an optical signal. On the basis of the structure, with the total-reflection light-splitting piece, the light path of the transmitting laser device changes by 45 degrees, so that parallel with a pin of a detector at a receiving terminal is realized. Moreover, the device has advantages of novel structure, unique appearance, and high product identification degree; and thus an objective that the provided device is suitable for BOB and a high-speed device can be achieved.
Description
Technical field
The present invention relates to a kind of optic communication device, specifically a kind of wavelength division multiplexed light receipts light one single-fiber bidirectional device, belong to technical field of laser communication.
Background technology
At present, wavelength-division multiplex single fiber bi-directional communication technology is in optical communication field achieved with application widely, as the core component of wavelength-division multiplex single fiber bi-directional optic communication --- the light transmit-receive integrated single-fiber bidirectional device of wavelength-division multiplex also has diversified design, but current scheme is all to use 45 degree of light splitting pieces, and detector and laser instrument angle are 90 degree；Due to internal structure design it is unreasonable, hence in so that packaging technology complexity, transmitting need to do radio frequency matching circuit when this class formation is applied on BOB, difficult during maintenance, while needing 2 FPC when applying on high speed device, high cost, volume are big, packaging technology is complicated.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of simple structure, wavelength division multiplexed light receipts light that is easy to assembly, being easy to maintenance, small volume, low cost and sends out one single-fiber bidirectional device.
In order to solve above-mentioned technical problem，The wavelength division multiplexed light of the present invention receives light and sends out one single-fiber bidirectional device，Including housing，The tail optical fiber being arranged in housing and the mounting seat for being connected to housing upper end，Mounting seat is the cross sectional shape substantially metal pedestal in F shapes，The side of metal pedestal is provided with the upper installing hole of setting side by side up and down and lower installing hole，One laser instrument is installed in upper installing hole，One detector be arrangeding in parallel with laser instrument is installed in lower installing hole，Also include a positioning installation seat coordinated with metal pedestal，The middle and upper part of positioning installation seat has one just to the upper placement position of laser instrument，The bottom of positioning installation seat has one just to the lower placement position of detector，One total reflection light splitting piece is installed on upper placement position，One optical filter is installed on lower placement position，The light that laser instrument sends can through total reflection light splitting piece reflection after 90 degree of Angulation changes，Again transmitted through an optical filter，Incide and export in tail optical fiber optical signal.
Open top is provided with the top of the mounting seat, the positioning installation seat includes the top cover of a top open part that can be encapsulated in mounting seat and is connected to top cover lower end and the extension stretched in metal pedestal, and the upper placement position and lower placement position are respectively positioned on the extension part of positioning installation seat.
The laser instrument is aspheric laser instrument.
An optical filtering bar just to detector and No. two optical filters being placed on optical filtering bar are additionally provided with the lower installing hole.
Regulation ring is provided between the housing and mounting seat.
After above-mentioned structure, the light trend of the setting of the positioning installation seat and uniqueness that are coordinated due to metal pedestal and metal pedestal that the cross sectional shape for arranging substantially is in F shapes, laser instrument is parallel with detector pin and in homonymy, the light path of emitting laser is set to change 45 degree using total reflection light splitting piece, make it parallel with end detector pin is received so as on BOB using when assembling is simple, transmitting need not do radio-frequency match, can make that pin is pluggable to be easy to maintenance；In high speed device application, a FPC can be shared（Radio frequency microstrip soft board）, purpose that is cost-effective, improving reliability, reduce assembling difficulty and volume is reached, its structure is novel, and unique outlook, product identification degree is high, reaches the purpose being more suitable on BOB and high speed device.
Description of the drawings
Fig. 1 is that invention wavelength division multiplexed light receives the structural representation that light sends out one single-fiber bidirectional device.
Specific embodiment
With reference to the accompanying drawings and detailed description, receive light one single-fiber bidirectional device to the wavelength division multiplexed light of the present invention to be described in further detail.
As shown in the figure，The wavelength division multiplexed light of the present invention receives light and sends out one single-fiber bidirectional device，Including housing，The tail optical fiber 9 being arranged in housing and the mounting seat for being connected to housing upper end，Regulation ring 10 is provided between housing and mounting seat，Described mounting seat is the cross sectional shape substantially metal pedestal 2 in F shapes，The side of metal pedestal 2 is provided with the upper installing hole of setting side by side up and down and lower installing hole，One aspheric laser instrument 1 is installed in upper installing hole，One detector 6 be arrangeding in parallel with aspheric laser instrument is installed in lower installing hole，Also include a positioning installation seat 3 coordinated with metal pedestal 2，The top of metal pedestal 2 is provided with open top，Described positioning installation seat 3 includes an extension that can be encapsulated in the top cover of the top open part of mounting seat and be connected to top cover lower end and stretch in metal pedestal 2，The middle and upper part of positioning installation seat 3 has one just to the upper placement position of aspheric laser instrument 1，The bottom of positioning installation seat 3 has one just to the lower placement position of detector，That is upper placement position and lower placement position are respectively positioned on the extension part of positioning installation seat 3，One 1.4X1.4X0.3 total reflection light splitting piece 4 is installed on upper placement position，One optical filter is installed on lower placement position（1.4X1.4X0.3 optical filter）5, one is additionally provided with lower installing hole just to the optical filtering bar of detector 6（0 ° of optical filtering bar）8 and No. two optical filters being placed on optical filtering bar 8（0 ° of optical filter）7, the light that laser instrument 1 sends can after being totally reflected light splitting piece 4 and reflecting 90 degree of Angulation changes, then transmitted through an optical filter 5, incide in tail optical fiber 9 and export optical signal.
In manufacturing process, 1.4X1.4X0.3 is totally reflected into light splitting piece 4 and 1.4X1.4X0.3 optical filters 5 are bonded on positioning installation seat 3, positioning installation seat 3 is made using wire cutting technology, and total reflection light splitting piece and an optical filter are assembled in release position, are easily achieved in technique；Positioning installation seat 3 is crimped and is fixed into F shapes metal pedestal 2 and using Laser Welding, the quick and convenient reliability of compression joint technique；Aspheric laser instrument 1 is put in the installing hole of F shapes metal pedestal 2 and using Laser Welding and is fixed；Using common three-dimensional laser device coupling cramp coupling firing end, make the light that aspheric laser instrument 1 sends 90 degree of Angulation changes after 1.4X1.4X0.3 total reflection light splitting pieces 4 reflect, again transmitted through 11.4X1.4X0.3 optical filters 5, incide and export in tail optical fiber optical signal, complete after coupling using Laser Welding secured adjusted ring 10；0 ° of optical filtering bar 8 is bonded on detector 6,0 ° of optical filter 7 is being bonded on 0 ° of optical filtering bar 8, finally using three-dimensional coupling table coupled detector, the emergent light for making tail optical fiber 9 enters detector, complete to be fixed using glue after coupling.
Claims (5)
1. a kind of wavelength division multiplexed light receives light and sends out one single-fiber bidirectional device, including housing, the tail optical fiber being arranged in housing（9）And it is connected to the mounting seat of housing upper end, it is characterised in that：The mounting seat is the cross sectional shape substantially metal pedestal in F shapes（2）, the metal pedestal（2）Side be provided with the upper installing hole and lower installing hole of setting side by side up and down, a laser instrument is installed in the upper installing hole（1）, a detector be arrangeding in parallel with laser instrument is installed in the lower installing hole（6), also including one and metal pedestal（2）The positioning installation seat of cooperation（3）, the positioning installation seat（3）Middle and upper part have one just to laser instrument（1）Upper placement position, the positioning installation seat（3）Bottom have one just to the lower placement position of detector, be provided with the upper placement position one total reflection light splitting piece（4）, an optical filter is installed on the lower placement position（5）, the laser instrument（1）The light for sending can be through total reflection light splitting piece（4）90 degree of Angulation changes after reflection, then transmitted through an optical filter（5）, incide tail optical fiber（9）Middle output optical signal.
2. receive light according to the wavelength division multiplexed light described in claim 1 and send out one single-fiber bidirectional device, it is characterised in that：Open top, the positioning installation seat are provided with the top of the mounting seat（3）Top cover including a top open part that can be encapsulated in mounting seat and it is connected to top cover lower end and stretches to metal pedestal（2）Interior extension, the upper placement position and lower placement position are respectively positioned on positioning installation seat（3）Extension part.
3. receive light according to the wavelength division multiplexed light described in claim 1 and send out one single-fiber bidirectional device, it is characterised in that：The laser instrument（1）For aspheric laser instrument.
4. receive light according to the wavelength division multiplexed light described in claim 1 and send out one single-fiber bidirectional device, it is characterised in that：One is additionally provided with the lower installing hole just to detector（6）Optical filtering bar（8）And it is placed in optical filtering bar（8）On No. two optical filters（7）.
5. receive light according to the wavelength division multiplexed light described in claim 1 and send out one single-fiber bidirectional device, it is characterised in that：Regulation ring is provided between the housing and mounting seat（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740469.3A CN106646769A (en) | 2015-11-04 | 2015-11-04 | Wavelength-division-multiplexing optical transceiver integrated single-fiber bi-directional device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740469.3A CN106646769A (en) | 2015-11-04 | 2015-11-04 | Wavelength-division-multiplexing optical transceiver integrated single-fiber bi-directional device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106646769A true CN106646769A (en) | 2017-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510740469.3A Pending CN106646769A (en) | 2015-11-04 | 2015-11-04 | Wavelength-division-multiplexing optical transceiver integrated single-fiber bi-directional device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106646769A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018223249A1 (en) * | 2017-06-09 | 2018-12-13 | 深圳市亚派光电器件有限公司 | Bidirectional optical sub-assembly |
| CN110190901A (en) * | 2019-05-29 | 2019-08-30 | 武汉威盛通科技有限公司 | A kind of structural member and the optical transceiver module with the structural member |
| CN110542961A (en) * | 2019-09-23 | 2019-12-06 | 广东瑞谷光网通信股份有限公司 | High-performance high-speed single-fiber bidirectional optical device and assembling method thereof with PCB |
-
2015
- 2015-11-04 CN CN201510740469.3A patent/CN106646769A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018223249A1 (en) * | 2017-06-09 | 2018-12-13 | 深圳市亚派光电器件有限公司 | Bidirectional optical sub-assembly |
| CN110190901A (en) * | 2019-05-29 | 2019-08-30 | 武汉威盛通科技有限公司 | A kind of structural member and the optical transceiver module with the structural member |
| CN110542961A (en) * | 2019-09-23 | 2019-12-06 | 广东瑞谷光网通信股份有限公司 | High-performance high-speed single-fiber bidirectional optical device and assembling method thereof with PCB |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170510 |
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| WD01 | Invention patent application deemed withdrawn after publication |