CN108828715A - A kind of optical channel array transducer chip - Google Patents
A kind of optical channel array transducer chip Download PDFInfo
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- CN108828715A CN108828715A CN201810581068.1A CN201810581068A CN108828715A CN 108828715 A CN108828715 A CN 108828715A CN 201810581068 A CN201810581068 A CN 201810581068A CN 108828715 A CN108828715 A CN 108828715A
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- interface end
- optical waveguide
- interface
- optical
- array transducer
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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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
- G02B2006/12147—Coupler
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
Abstract
The present invention relates to a kind of optical channel array transducer chip, including matrix, the both ends of matrix are provided with first interface end and second interface end, are embedded in optical waveguide array in matrix；Two ports of each optical waveguide in optical waveguide array end face with first interface end and second interface end respectively, and the port spacing of the two neighboring optical waveguide in first interface end is greater than the port spacing of the two neighboring optical waveguide in second interface end.Realize the connection for the standard optical module applicable interface that the coupling port of voluminous light source is docked with the coupling port of smaller size smaller light source.
Description
Technical field
The present invention relates to technical field of photo communication, in particular to a kind of optical channel array transducer chip.
Background technique
With the fast development of the communication technology and the swift and violent growth of practical application, the research of large capacity optical communication system has
Very big application value.The scheme of the high bandwidths such as 100G, 400G is realized, first is that the capacity of single light source is improved, second is that multiple groups
Light source is multiplexed and is demultiplexed, such as 100G optical module routinely uses the scheme of 25G*4, and 400G optical module routinely uses 50G*
8 scheme.But during developing high capacity optical module, discovery has following Railway Project：1. the capacity of single light source is got over
Greatly, volume is bigger；2. port number is more, failure rate is higher.So taking a kind of folding in the research and development of high capacity optical module
The scheme of inner feelings；Such as the scheme of 50G*8 used by 400G optical module routine is changed to the scheme of 100G*4；Ensuring single light
In the case that the capacity in source is unlikely to excessive, port number is reduced, and then reduce failure rate；And the volume of the single light source of 100G
Greatly, twice of the face type of coupling port is even three times in the face type of the coupling port of the single light source of 50G.Therefore, it is necessary to a kind of companies
It is connected to the converter of voluminous light source and standard optical module applicable interface, for example, by the coupling of the voluminous light source of the scheme of 100G*4
The standard optical module applicable that the coupling port that port accesses the smaller size smaller light source of the scheme of routine 50G*8 by converter is docked connects
In mouthful.
Summary of the invention
It is an object of the present invention to provide a kind of optical channel array transducer chip, the coupling port of voluminous light source is led in realization
It crosses in the standard optical module applicable interface that is docked of coupling port of this optical channel array transducer chip access smaller size smaller light source.
The technical solution that the present invention solves above-mentioned technical problem is as follows：
A kind of optical channel array transducer chip, including matrix, the both ends of described matrix are provided with first interface end and
Two interface ends are embedded in optical waveguide array in described matrix；Distinguish two ports of each optical waveguide in the optical waveguide array
With the end face at the first interface end and the second interface end, and the two neighboring optical waveguide in the first interface end
Port spacing be greater than the two neighboring optical waveguide in the second interface end port spacing.
The beneficial effects of the invention are as follows：Two ports of each optical waveguide respectively with first interface end and second interface end
End face is respectively formed the first converter coupling port and the second converter coupling port；And first interface end is two neighboring
The port spacing of optical waveguide is greater than the port spacing of the two neighboring optical waveguide in second interface end, i.e. the first converter coupling port
Face type is greater than the face type of the second converter coupling port；Therefore, rationally it is arranged according to the face type of the coupling port of voluminous light source
The port spacing of the two neighboring optical waveguide in first interface end makes the face type of the first converter coupling port and the coupling of voluminous light source
The face type for closing port is consistent, and the coupling port of voluminous light source and docking for the first converter coupling port can be realized；Root
The port spacing of the two neighboring optical waveguide in second interface end is rationally set according to the face type of standard optical module applicable interface, makes the second converter
The face type of coupling port and the face type of standard optical module applicable interface are consistent, and standard optical module applicable interface and the second converter can be realized
Coupling port docking；Therefore, by converter made by this optical channel array transducer chip, voluminous light source can be realized
The connection of standard optical module applicable interface docked with the coupling port of smaller size smaller light source of coupling port.
Based on the above technical solution, the present invention can also be improved as follows.
Further, the end face at the first interface end and the upper surface of described matrix or lower surface be at the first default angle,
The end face at the second interface end and the upper surface of described matrix or lower surface are at the second default angle, and described first presets folder
Angle and the second default angle are acute angle.
Further, it is mutual to be located at the first interface end and the part at the second interface end for the two neighboring optical waveguide
In parallel.
Further, the optical waveguide is located at the part other than the first interface end and the second interface end into curve,
And the optical waveguide is located at the first interface end and the straight line portion at the second interface end is located at the first interface with it
Curved portion other than end and the second interface end is tangent.
Further, the bending radius of the curved portion of the optical waveguide is more than or equal to 15mm.
Further, the material of described matrix is quartz glass.
Detailed description of the invention
Fig. 1 is a kind of top view of optical channel array transducer chip of the present invention；
Fig. 2 is a kind of front view of optical channel array transducer chip of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows：
1, matrix, 11, first interface end, 12, second interface end, 2, optical waveguide array, 21, optical waveguide, 211, straight line portion
Point, 212, curved portion.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As illustrated in fig. 1 and 2, a kind of optical channel array transducer chip of the embodiment of the present invention 1, including matrix 1, matrix 1
Both ends are provided with first interface end 11 and second interface end 12, are embedded in optical waveguide array 2 in matrix 1；It is every in optical waveguide array 2
Two ports end face with first interface end 11 and second interface end 12, and first interface end 11 respectively of a optical waveguide 21
The port spacing of two neighboring optical waveguide 21 is greater than the port spacing of the two neighboring optical waveguide 21 in second interface end 12.
Two ports of each optical waveguide 21 end face with first interface end 11 and second interface end 12 respectively, respectively
Form the first converter coupling port and the second converter coupling port；And the end of the two neighboring optical waveguide 21 in first interface end 11
Mouth spacing is greater than the port spacing of the two neighboring optical waveguide 21 in second interface end 12, i.e. the face type of the first converter coupling port is big
In the face type of the second converter coupling port；Therefore, rationally it is arranged first according to the face type of the coupling port of voluminous light source to connect
The port spacing of the two neighboring optical waveguide 21 in mouth end 11, makes the coupling of the face type and voluminous light source of the first converter coupling port
The face type of port is consistent, and the coupling port of voluminous light source and docking for the first converter coupling port can be realized；According to
The port spacing of the two neighboring optical waveguide 21 in second interface end 12 is rationally arranged in the face type of standard optical module applicable interface, makes the second conversion
The face type of device coupling port and the face type of standard optical module applicable interface are consistent, and standard optical module applicable interface and the second conversion can be realized
The docking of device coupling port；Therefore, by converter made by this optical channel array transducer chip, large volume light can be realized
The connection for the standard optical module applicable interface that the coupling port in source is docked with the coupling port of smaller size smaller light source.
A kind of optical channel array transducer chip of the embodiment of the present invention 2, on the basis of embodiment 1, first interface end 11
End face and matrix 1 upper surface or lower surface at the first default angle, the end face at second interface end 12 and the upper surface of matrix 1
Or lower surface is at the second default angle, and the first default angle and the second default angle are acute angle.
In the case where 1 consistency of thickness of matrix, increases the area at first interface end 11 and second interface end 12, further increase
The area that docks at big first interface end 11 and voluminous light source, increases the interface at second interface end 12 and standard optical module applicable interface
Product improves connective stability；In specific implementation can according to the size of voluminous light source to be connected and standard optical module applicable interface,
Rationally thickness, the size of the first default angle and the size of the second default angle of setting matrix 1.
A kind of optical channel array transducer chip of the embodiment of the present invention 3, on the basis of embodiment 2, two neighboring light wave
21 are led to be parallel to each other positioned at the part at first interface end 11 and second interface end 12.Two neighboring optical waveguide 21 is located at first interface
The part at end 11 and second interface end 12 is parallel to each other, then each optical waveguide 21 in optical waveguide array 2 is two interface end ends
In it is aligned, and extending direction is consistent, is conducive to improve optical coupling rate.
A kind of optical channel array transducer chip of the embodiment of the present invention 4, on the basis of embodiment 3, optical waveguide 21 is located at
Part other than first interface end 11 and second interface end 12 is at curve, and optical waveguide 21 is located at first interface end 11 and second and connects
It is tangent that the straight line portion 211 at mouthful end 12 with it is located at the curved portion 212 other than first interface end 11 and second interface end 12.Light
Waveguide 21 is located at the part other than first interface end 11 and second interface end 12 into curve, realizes that first interface end 11 is two neighboring
The port spacing of optical waveguide 21 is greater than the port spacing of the two neighboring optical waveguide 21 in second interface end 12, and curve optical waveguide is conducive to
Light transmission, improves optical coupling rate；Optical waveguide 21 be located at first interface end 11 and second interface end 12 straight line portion 211 and its
Curved portion 212 other than first interface end 11 and second interface end 12 is tangent, avoid the straight line portion of optical waveguide 21 with
Occur the light that overflows at curved portion docking, reduces optical coupling rate.
A kind of optical channel array transducer chip of the embodiment of the present invention 5, on the basis of embodiment 4, the song of optical waveguide 21
The bending radius of line part 212 is more than or equal to 15mm；It further avoids excessive light occur, improves optical coupling rate.
A kind of optical channel array transducer chip of the embodiment of the present invention 6, on the basis of 1 to 5 any embodiment of embodiment,
The material of matrix 1 is quartz glass.It is low in cost using the matrix 1 of quartz glass material, and be easily achieved embedding in matrix 1
Enter optical waveguide array 2.
Specific embodiment：
Shown in Fig. 1 and 2, for the coupling port of the voluminous light source of the scheme of realization 100G*4 and the scheme of routine 50G*8
Smaller size smaller light source coupling port docked standard optical module applicable interface docking optical channel array transducer chip knot
Structure schematic diagram.
The optical waveguide array 2 as composed by 4 optical waveguides 21 is embedded in matrix 1；Two neighboring optical waveguide 21 is located at first
The part at interface end 11 and second interface end 12 is parallel to each other；Optical waveguide 21 be located at first interface end 11 and second interface end 12 with
Outer part is at curve, and optical waveguide 21 is located at first interface end 11 and the straight line portion 211 at second interface end 12 is located at it
Curved portion 212 other than first interface end 11 and second interface end 12 is tangent.According to be connected big in the scheme of 100G*4
The size of volume source and standard optical module applicable interface, the port spacing value range of the two neighboring optical waveguide 21 in first interface end 11
For 0.5~1mm, the port spacing value of the two neighboring optical waveguide 21 in second interface end 12 is 0.25mm；First interface end 11
The upper surface institute of end face and matrix 1 is 41 °~45 ° at the value range of the first default angle, the end face at second interface end 12 and
The upper surface of matrix 1 at the second default angle value range be 81.5 °~82.5 °.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of optical channel array transducer chip, which is characterized in that including matrix (1), the both ends of described matrix (1) are provided with
First interface end (11) and second interface end (12), described matrix (1) is middle to be embedded in optical waveguide array (2)；The optical waveguide array
(2) two ports of each optical waveguide (21) in respectively with the first interface end (11) and the second interface end (12)
End face, and the port spacing of the two neighboring optical waveguide (21) in the first interface end (11) is greater than the second interface
Hold the port spacing of (12) two neighboring described optical waveguide (21).
2. a kind of optical channel array transducer chip according to claim 1, which is characterized in that the first interface end (11)
End face and described matrix (1) upper surface or lower surface at the first default angle, the end face of the second interface end (12) with
The upper surface or lower surface of described matrix (1) are at the second default angle, and the first default angle and described second presets folder
Angle is acute angle.
3. a kind of optical channel array transducer chip according to claim 2, which is characterized in that the two neighboring optical waveguide
(21) it is located at the first interface end (11) and the part at the second interface end (12) is parallel to each other.
4. a kind of optical channel array transducer chip according to claim 3, which is characterized in that the optical waveguide (21) is located at
Part other than the first interface end (11) and the second interface end (12) is at curve, and the optical waveguide (21) is located at institute
The straight line portion (211) for stating first interface end (11) and the second interface end (12) is located at the first interface end (11) with it
It is tangent with the curved portion (212) other than the second interface end (12).
5. a kind of optical channel array transducer chip according to claim 4, which is characterized in that the song of the optical waveguide (21)
The bending radius of line part (212) is more than or equal to 15mm.
6. according to claim 1 to a kind of 5 any optical channel array transducer chips, which is characterized in that described matrix (1)
Material be quartz glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581068.1A CN108828715A (en) | 2018-06-07 | 2018-06-07 | A kind of optical channel array transducer chip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581068.1A CN108828715A (en) | 2018-06-07 | 2018-06-07 | A kind of optical channel array transducer chip |
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| Publication Number | Publication Date |
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| CN108828715A true CN108828715A (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810581068.1A Pending CN108828715A (en) | 2018-06-07 | 2018-06-07 | A kind of optical channel array transducer chip |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111367023A (en) * | 2020-03-24 | 2020-07-03 | 中航光电科技股份有限公司 | Optical fiber backboard, optical fiber backboard tail fiber ribbon combining method and ribbon combining tool |
| CN114935799A (en) * | 2022-06-08 | 2022-08-23 | 深圳市砺芯科技有限公司 | But multichannel plug optical chip fan-out structure |
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| CN104730622A (en) * | 2015-03-27 | 2015-06-24 | 苏州天步光电技术有限公司 | Intensive multi-channel optical fiber array |
| CN107533196A (en) * | 2015-05-04 | 2018-01-02 | 华为技术有限公司 | Three-dimensional 3D photon chips are to optical fiber inserter |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101034186A (en) * | 2007-04-17 | 2007-09-12 | 浙江大学 | Three-dimensional multilayer vertical coupling optical interconnected structure and manufacturing method of soft lithography thereof |
| US20130121641A1 (en) * | 2008-07-14 | 2013-05-16 | Jonathan Singer | Optical fiber coupler array |
| CN101806936A (en) * | 2009-12-08 | 2010-08-18 | 苏州新大诚科技发展股份有限公司 | Novel spot gluing method |
| CN202815320U (en) * | 2012-10-22 | 2013-03-20 | 上海高意激光技术有限公司 | Waveguide array multiple beam shaping device |
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| CN203365727U (en) * | 2013-07-19 | 2013-12-25 | 深圳市中兴新地通信器材有限公司 | Device for changing attribute of input-output channel of fiber array and optical switch |
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| CN107533196A (en) * | 2015-05-04 | 2018-01-02 | 华为技术有限公司 | Three-dimensional 3D photon chips are to optical fiber inserter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111367023A (en) * | 2020-03-24 | 2020-07-03 | 中航光电科技股份有限公司 | Optical fiber backboard, optical fiber backboard tail fiber ribbon combining method and ribbon combining tool |
| CN114935799A (en) * | 2022-06-08 | 2022-08-23 | 深圳市砺芯科技有限公司 | But multichannel plug optical chip fan-out structure |
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Application publication date: 20181116 |
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