CN105372769B - A kind of Single wavelength receives and dispatches AOC components - Google Patents
A kind of Single wavelength receives and dispatches AOC components Download PDFInfo
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- CN105372769B CN105372769B CN201510861274.4A CN201510861274A CN105372769B CN 105372769 B CN105372769 B CN 105372769B CN 201510861274 A CN201510861274 A CN 201510861274A CN 105372769 B CN105372769 B CN 105372769B
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- lens
- polarizer
- optical fiber
- reflecting surface
- fully reflecting
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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
- G02B6/4213—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being polarisation selective optical elements
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
AOC components, including optical patchcord interface, Faraday polarization apparatus, polarizer, the first lens, optical fiber end lens, fully reflecting surface and the second lens are received and dispatched the invention provides a kind of Single wavelength, wherein：The fine wire jumper interface of polarization apparatus correspondence is set, and optical fiber end lens correspondence polarization apparatus is set, and polarizer is provided between polarization apparatus and optical fiber end lens；Fully reflecting surface is set parallel to the angle of inclination of polarizer so that optical fiber end lens are between polarizer and fully reflecting surface；First lens are located at below polarizer with light end face correspondence polarization sheet form, and second lens be located in light end face correspondence fully reflecting surface form below fully reflecting surface, first, second lens are set in same horizontal line simultaneously, by previous constructions, solve single technical problem with transmitting TX the and RX light beams of phase co-wavelength in optical fiber, this number of fibers is reached to halve and make it that assembly layout is more compact, has effectively reduced Material Cost and be easy to the optical cable laying of data center and the good result of working service.
Description
Technical field
The present invention relates to optic communication interconnection technique field, espespecially a kind of Single wavelength transmitting-receiving AOC components.
Background technology
It is numerous for such as large bandwidth capacity, dielectric characteristic etc. in many conventional long-ranges and metropolitan area communication network
Reason, optical fiber instead of the connection based on copper.Because consumer is for consumer electronics device such as smart phone, computer, aobvious
Show that device, tablet PC etc. require bigger bandwidth, therefore positive consideration is answered for signal transmission using optical fiber to replace for these
The conventional connection based on copper.Because among electronic installation, except most stub cable distance such as 1 to 2 meter in addition to appoint
High-speed communication in what distance using only CA cable assembly is unpractical.However, for example tens of rice of much longer conveying length exist
Using with optical fiber as being possible in the case of the active optical cable component of transmission medium.Active optical cable component uses electrical connection
Device is used to provide the compatibility with electric port, but it is (that is, electric to turn to light to convert the electrical signal to optical signalling (such as in connector)
Change, vice versa), carry out the optical delivery of signal for the span optical fiber of the electric connector on cable end.In addition, from
Standard electrical agreement (namely based on the connection of copper) will pass through active optical cable component to the following transition for the connection for being based entirely on light
It is commercialized and becomes easy, wherein signal is such as connecting from electricity to light and from light to the conversion of electricity in former centimetres of CA cable assembly
Generation in device is connect, existing protocol such as HDMI, USB, MiniDisplay port etc. can be used in the connector.
In data communication applications, active optical cable (AOC) component point market needs a critically important part, in short distance or
On very-short-reach optical interconnection, using more extensive.
In data center, a subject matter is the layout of optical fiber cable, excessive optical-fibre channel and number of fibers
Cost be urgent problem to be solved.Present AOC optical assembly, either single channel component or multichannel product, due to sending out
Penetrate identical with received wave length, using scheme be all N number of TX passages+N number of RX passages by the way of.And the product of single channel transmitting-receiving,
Such as PON, it usually needs different wave length carries out TX and RX transmission.
The content of the invention
In order to solve the above technical problems, it is a primary object of the present invention to provide a kind of Single wavelength transmitting-receiving AOC components, its institute
The technical problem to be solved, TX the and RX light waves for seeking to make phase co-wavelength are transmitted in same optical-fibre channel so that in AOC
The number of fibers used in component halves, and the cost of AOC components is reduced, while being also more convenient in data-center applications.
To reach above-mentioned purpose, the technical scheme that the present invention is applied is：A kind of Single wavelength receives and dispatches AOC components, including optical fiber
Wire jumper interface, Faraday polarization apparatus, polarizer, the first lens, optical fiber end lens, fully reflecting surface and the second lens, wherein：Light
Fine wire jumper interface holds optical patchcord access, and Faraday polarization apparatus correspondence optical patchcord interface is located at optical patchcord interface and polarizer
Between, polarizer is located between Faraday polarization apparatus and optical fiber end lens with 45 degree of angle of inclination, optical fiber end lens correspondent method
Polarization apparatus is drawn to be located between polarizer and fully reflecting surface, fully reflecting surface is set parallel to the angle of inclination of polarizer, and first is saturating
Mirror is located at below polarizer in the form of light end face correspondence polarizer, and the second lens are with the shape of light end face correspondence fully reflecting surface
Formula is located at below fully reflecting surface, while first, second lens are set in same horizontal line.
In the present embodiment preferably, close Faraday of the polarizer between Faraday polarization apparatus and optical fiber end lens
Device position is set.
In the present embodiment preferably, optical fiber end lens closely being set by polarizer position between polarizer and fully reflecting surface
Put.
In the present embodiment preferably, Single wavelength receives and dispatches AOC components and constitutes light path system by optical fiber, in light path system
AOC components are located at optical fiber two ends by optical patchcord respectively.
Compared with prior art, it has the advantages that the present invention：It is real by changing the light polarization on transmission link
Now list is with optical fiber, transmitting TX the and RX light beams of phase co-wavelength, so that AOC component inner fiber quantity halves, and causes component cloth
Office is more compact, so that while effectively reduction Material Cost, the optical cable laying and working service of the data center that is more convenient for.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the embodiment of the present invention.
Fig. 2 is the structural representation that RX ends light path in Fig. 1 is presented.
Fig. 3 is the structural representation that TX ends light path in Fig. 1 is presented.
Fig. 4 is that component A launches the schematic diagram received to component B.
Fig. 5 is that component B launches the schematic diagram received to component A.
Embodiment
The present invention is described in further detail with reference to specific embodiment and accompanying drawing.It is described below in detail the present invention's
Embodiment, the example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or the element with same or like function.The embodiments described below with reference to the accompanying drawings are exemplary, only
For explaining technical scheme, and it is not construed as limitation of the present invention.
In the description of the invention, term " interior ", " outer ", " longitudinal direction ", " transverse direction ", " on ", " under ", " top ", " bottom " etc. refer to
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the present invention rather than
It is required that the present invention must be with specific azimuth configuration and operation, therefore it is not construed as limitation of the present invention.
Refer to Fig. 1 and with reference to refering to shown in Fig. 2 and Fig. 3, the present invention provides a kind of Single wavelength transmitting-receiving AOC components, including
Optical patchcord interface 10, Faraday polarization apparatus 20, polarizer 30, the first semiconductor chip (LD chip) end lens 40, optical fiber
(Fiber) end lens 50, the semiconductor chip of fully reflecting surface 60 and second (LD chip) end lens 70, wherein：Optical patchcord connects
Mouth 10 holds optical patchcords access (not shown), and the fine wire jumper interface 10 of the correspondence of Faraday polarization apparatus 20 is set, 50 pairs of optical fiber end lens
Faraday polarization apparatus 20 is answered to set, with 45 degree of angle of inclination provided with inclined between Faraday polarization apparatus 20 and optical fiber end lens 50
Shake piece 30, and polarizer 30 is to be set close to the position of Faraday polarization apparatus 20 between Faraday polarization apparatus 20 and optical fiber end lens 50
Put；Fully reflecting surface 60 is set parallel to the angle of inclination of polarizer 30 so that optical fiber end lens 50 are in polarizer 30 with being all-trans
Penetrate between face 60, while optical fiber end lens 50 are closely to be set by the position of polarizer 30 between polarizer 30 and fully reflecting surface 60；
First semiconductor chip (LD chip) end lens (referred to as " the first lens ") 40 are located in the form of light end face correspondence polarizer 30
The lower section of polarizer 30, and the second semiconductor chip (LD chip) end lens (referred to as " the second lens ") 70 is with light end face pair
The form of fully reflecting surface 60 is answered to be located at the lower section of fully reflecting surface 60, while first, second lens 40,70 are set in same horizontal line
Put.
Please refer to shown in Fig. 4 and Fig. 5, rationally design and precisely paste Faraday polarization apparatus 20 and polarizer 30
On structural member, you can realize light path system.In light path system, it is assumed that AOC is respectively arranged at two ends with component (such as Fig. 4 components A and group
Part B), component A LD chip outgoing polarization light, polarization direction is set toIt is orthogonal with going out light polarization direction with analyzing direction
Wave plate, TX ends light can not be passed through, and all be reflected, 90 ° of light direction of propagation deviation；Emergent light is through Faraday polarization apparatus, partially
Shake direction deflect 45 °, polarization direction is changed intoInto in the optical cable between two components.Light beam through optical cable transmission to component B,
Emergent light is through Faraday, and polarization direction deflects 45 degree again, and direction is changed intoPolarization direction with LD light extractions is orthogonal, can
To pass through analyzing slide, component B RX ends PD chips are reached.Equally, the RX ends for being transferred to component A are passed through at component B TX ends, such as
Fig. 5, thus completes the technical scheme of whole light path system.
Claims (3)
1. a kind of Single wavelength receives and dispatches AOC components, including optical patchcord interface, Faraday polarization apparatus, polarizer, the first lens, light
Fine end lens, fully reflecting surface and the second lens, it is characterised in that：Optical patchcord interface holds optical patchcord access, faraday's rotation
Light device correspondence optical patchcord interface is located between optical patchcord interface and polarizer, and polarizer is located at method with 45 degree of angle of inclination
Draw between polarization apparatus and optical fiber end lens, optical fiber end lens correspondence Faraday polarization apparatus be located at polarizer and fully reflecting surface it
Between, fully reflecting surface is set parallel to the angle of inclination of polarizer, and the first lens are located at partially in the form of light end face correspondence polarizer
Shaken piece lower section, and the second lens are located at below fully reflecting surface in the form of light end face correspondence fully reflecting surface, while first, second
Lens are set in same horizontal line, close Faraday polarization apparatus of the polarizer between Faraday polarization apparatus and optical fiber end lens
Position is set.
2. Single wavelength as claimed in claim 1 receives and dispatches AOC components, it is characterised in that：Optical fiber end lens are in polarizer with being all-trans
The polarizer position of closely leaning on penetrated between face is set.
3. Single wavelength as claimed in claim 2 receives and dispatches AOC components, it is characterised in that：Single wavelength transmitting-receiving AOC components pass through optical fiber
Light path system is constituted, AOC components are located at optical fiber two ends by optical patchcord respectively in light path system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861274.4A CN105372769B (en) | 2015-11-30 | 2015-11-30 | A kind of Single wavelength receives and dispatches AOC components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861274.4A CN105372769B (en) | 2015-11-30 | 2015-11-30 | A kind of Single wavelength receives and dispatches AOC components |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105372769A CN105372769A (en) | 2016-03-02 |
| CN105372769B true CN105372769B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510861274.4A Active CN105372769B (en) | 2015-11-30 | 2015-11-30 | A kind of Single wavelength receives and dispatches AOC components |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2766254Y (en) * | 2005-01-14 | 2006-03-22 | 武汉光迅科技有限责任公司 | Novel single-fiber bidirectional device |
| CN102364364A (en) * | 2011-11-22 | 2012-02-29 | 福州百讯光电有限公司 | Single-wavelength and single-fiber bidirectional light transceiving module assembly |
| CN203930136U (en) * | 2014-06-27 | 2014-11-05 | 厦门市贝莱光电技术有限公司 | A kind of single-fiber bidirectional optical transmitting-receiving subassembly |
| CN104391361A (en) * | 2014-12-01 | 2015-03-04 | 福州腾景光电科技有限公司 | Single-fiber bidirectional receiving and transmitting module component |
| CN104656286A (en) * | 2014-10-27 | 2015-05-27 | 徐州旭海光电科技有限公司 | Miniature identical-wavelength single-core two-way optical transceiver module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5017959B2 (en) * | 2006-08-14 | 2012-09-05 | 富士通オプティカルコンポーネンツ株式会社 | Polarization-independent optical isolator and optical transceiver |
-
2015
- 2015-11-30 CN CN201510861274.4A patent/CN105372769B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2766254Y (en) * | 2005-01-14 | 2006-03-22 | 武汉光迅科技有限责任公司 | Novel single-fiber bidirectional device |
| CN102364364A (en) * | 2011-11-22 | 2012-02-29 | 福州百讯光电有限公司 | Single-wavelength and single-fiber bidirectional light transceiving module assembly |
| CN203930136U (en) * | 2014-06-27 | 2014-11-05 | 厦门市贝莱光电技术有限公司 | A kind of single-fiber bidirectional optical transmitting-receiving subassembly |
| CN104656286A (en) * | 2014-10-27 | 2015-05-27 | 徐州旭海光电科技有限公司 | Miniature identical-wavelength single-core two-way optical transceiver module |
| CN104391361A (en) * | 2014-12-01 | 2015-03-04 | 福州腾景光电科技有限公司 | Single-fiber bidirectional receiving and transmitting module component |
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| CN105372769A (en) | 2016-03-02 |
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