CN103487898B - Optical path switching module and optical-fiber coupling connector - Google Patents
Optical path switching module and optical-fiber coupling connector Download PDFInfo
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- CN103487898B CN103487898B CN201210193596.2A CN201210193596A CN103487898B CN 103487898 B CN103487898 B CN 103487898B CN 201210193596 A CN201210193596 A CN 201210193596A CN 103487898 B CN103487898 B CN 103487898B
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- optical
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- path switching
- fiber
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Abstract
A kind of optical path switching module, apply in optical-fiber coupling connector, described optical-fiber coupling connector includes that optical-electric module and optical fiber, described optical path switching module realize the conversion of light path between described optical-electric module and optical fiber, and described optical path switching module includes the light pipe with 90 degree of bending angles.The present invention also provides for a kind of optical-fiber coupling connector with described optical path switching module.
Description
Technical field
The present invention relates to a kind of optical path switching module and optical-fiber coupling connector.
Background technology
Optical path switching module is in order to laser light is transferred 90 degree to transfer its energy to optical fiber or by light
The light of fine transmission is transferred 90 degree and is received by photoelectric detector.Optical path switching module generally utilizes 45 degree of angles
The lens of high index of refraction material realize.Light ray bending can be made module small volume by this way effectively,
But, on this framework, lens make difficulty, especially on light path aligning parts measures and confirms very
Difficulty.
Summary of the invention
In view of this, it is necessary to provide one to make easy optical path switching module and optical fiber is of coupled connections
Device.
A kind of optical path switching module, applies in optical-fiber coupling connector, described optical-fiber coupling connector bag
Include optical-electric module and optical fiber, described optical path switching module realize between described optical-electric module and optical fiber light path it
Conversion, described optical-electric module includes light emitting diode and photodiode unit, described light path converting
Module at least includes a light pipe, and described light pipe includes having the first end and the body of the second end, set
Put described body outer surface coating, be positioned at the first lens of described first end and be positioned at described second end
The second lens, described first end near photoelectricity module, described second end near optical fiber, described body have
Having the bending angle of 90 degree, the refractive index of described coating is less than the refractive index of described body, described light-emitting diodes
The light that pipe unit sends enters described body through described first Lens Coupling, and light is quilt in described body
Through described second lens outgoing and be coupled into described optical fiber after changing 90 degree, the light of described fiber-optic transfer
Through described second lens enter described body, light in described body by conversion 90 degree after through described first
Lens outgoing is also received by described photodiode unit.
A kind of optical-fiber coupling connector, a kind of optical-fiber coupling connector, including optical-electric module, light path converting
Module and optical fiber, described optical path switching module realizes the conversion of light path between described optical-electric module and optical fiber,
Described optical-electric module includes light emitting diode and photodiode unit, and described optical path switching module is extremely
Including a light pipe less, described light pipe includes having the first end and the body of the second end, be arranged on institute
Coating, the first lens being positioned at described first end of stating body outer surface and be positioned at the second of described second end
Lens, described first end is near photoelectricity module, and described second end is near optical fiber, and described body has 90 degree
Bending angle, the refractive index of described coating is less than the refractive index of described body, described light emitting diode
The light sent enters described body through described first Lens Coupling, and light is changed 90 in described body
Through described second lens outgoing and be coupled into described optical fiber after degree, the light of described fiber-optic transfer is through described
Second lens enter described body, and light goes out through described first lens in described body after conversion 90 degree
Penetrate and received by described photodiode unit.
The optical path switching module of the present embodiment uses the light pipe design with an angle of 90 degrees, compared to traditional
45 degree of minus lenses, in die size control easily, make easily, can reduce development time and cost.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment of the present invention optical-fiber coupling connector.
Fig. 2 is the schematic cross-section of embodiment of the present invention optical-fiber coupling connector.
Main element symbol description
Optical-fiber coupling connector 10
Circuit board 11
Optical-electric module 12
Light emitting diode 121
Photodiode unit 122
Optical path switching module 13
Light pipe 13a
Body 130
First end 130a
Second end 130b
First lens 131
Second lens 132
Coating 133
Optical fiber 14
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
As shown in Figures 1 and 2, the optical path switching module 13 that the embodiment of the present invention provides is applied and is coupled at optical fiber
Adapter 10 is used for change light path.
Optical-fiber coupling connector 10 is except including that optical path switching module 13 also includes circuit board 11, optical-electric module
12 and optical fiber 14, optical-electric module 12 is arranged on circuit board 11, and optical path switching module 13 is used for changing light
The direction of propagation so that light couples between optical-electric module 12 and optical fiber 14.
Optical-electric module 12 includes light emitting diode 121 and photodiode unit 122, light emitting diode
Unit 121 emits beam, and photodiode unit 122 is used for receiving light and being converted into electric signal.
Light emitting diode 121 includes one or plural number light emitting diode, and photodiode unit 122 wraps equally
Include one or plural number photodiode.
Optical path switching module 13 is used for changing optical-electric module 12 He between optical-electric module 12 and optical fiber 14
The direction of light between optical fiber 14, optical path switching module 13 includes being set up in parallel and structure is identical two lead
Light pipe 13a.Can be with resisting mediums such as glue coatings so that light pipe 13a combines closely between light pipe 13a.
The first lens 131 and second that light pipe 13a includes body 130, lay respectively at body 130 two ends are saturating
Mirror 132 and be positioned at the coating 133 on body 130 outer surface.
In alternate manner, the number of the light pipe 13a in optical path switching module 13 can be equal to light-emitting diodes
The number sum of pipe unit 121 and photodiode unit 122, i.e. each light emitting diode 121
With the most corresponding light pipe 13a of each photodiode unit 122；Or, light emitting diode
121 and photodiode unit 122 same light pipe 13a altogether.
Body 130 has the first end 130a and the second end 130b, and the first lens 131 are positioned on the first end 130a,
Second lens 132 are positioned on the second end 130b.First end 130a is arranged near circuit board 11, and the second end
130b is arranged near optical fiber 14.It addition, first lens the 131, second lens 132 and body 130 use one
Forming technique is manufactured.
Body 130 is circular shape, and the angle corresponding to circular arc is 90 degree, and body 130 is higher than by refractive index
The refractive index of air and the good material of penetrance are made, such as, and plastics, glass etc..The refraction of coating 133
Rate is less than the refractive index of body 130, and the material of coating 133 includes UV glue.
The substantially vertical circuit board of light 11 that light emitting diode 121 sends, substantially vertical circuit board 11
Light configured enter in body 130 after first lens 131 of the first end 130a, light is in body 130
The middle light becoming substantially parallel circuit board 11 after one or many reflects, substantially parallel circuit board 11
Configured the entrance in optical fiber 14 after second lens 132 outgoing on the second end 130b of light be transmitted, this
Time from the angle between the light of body 130 outgoing and the light entered body 130 with 90 degree, thus
Achieve the conversion of light path: the light of perpendicular circuit board 11 is converted to the light of parallel circuit boards 11.
In like manner, the light of optical fiber 14 output enters in body 130 through the second lens 132 substantially parallel, in
Body 130 becomes after one or many reflects the light of substantially vertical circuit board 11, through the first lens
Received by photodiode unit 122 after 131 outgoing.
The optical path switching module 13 of the present embodiment uses the design of light pipe, saturating compared to 45 degree of traditional angles
Mirror, in die size control easily, makes easily, can reduce development time and cost.
It is used in it is understood that those skilled in the art also can do other change etc. in spirit of the present invention
The design of the present invention, without departing from the technique effect of the present invention.These are according to present invention spirit
The change done, within all should being included in scope of the present invention.
Claims (8)
1. an optical path switching module, applies in optical-fiber coupling connector, described optical-fiber coupling connector
Including optical-electric module and optical fiber, described optical path switching module realizes light path between described optical-electric module and optical fiber
Conversion, described optical-electric module includes light emitting diode and photodiode unit, it is characterised in that
Described optical path switching module at least includes a light pipe, and described light pipe includes having the first end and second
End body, be arranged on the coating of described body outer surface, the first lens being positioned at described first end and position
In the second lens of described second end, described first end near photoelectricity module, described second end near optical fiber,
Described body has the bending angle of 90 degree, and the refractive index of described coating is less than the refractive index of described body, institute
Stating the light that light emitting diode sends and enter described body through described first Lens Coupling, light is in institute
State in body by after conversion 90 degree through described second lens outgoing and be coupled into described optical fiber, described optical fiber
The light of transmission enters described body through described second lens, after light is changed 90 degree in described body
Through described first lens outgoing and received by described photodiode unit.
2. optical path switching module as claimed in claim 1, it is characterised in that described first lens, the
Two lens and light pipe use integral molding techniques to manufacture.
3. optical path switching module as claimed in claim 1, it is characterised in that the material of described body is
Plastics or glass.
4. optical path switching module as claimed in claim 3, it is characterised in that the material of described coating is
UV glue.
5. an optical-fiber coupling connector, including optical-electric module, optical path switching module and optical fiber, described light
Road conversion module realizes the conversion of light path between described optical-electric module and optical fiber, and described optical-electric module includes sending out
Optical diode unit and photodiode unit, it is characterised in that described optical path switching module at least includes
One light pipe, described light pipe includes having the first end and the body of the second end, be arranged on described body
The coating of outer surface, it is positioned at the first lens of described first end and is positioned at the second lens of described second end,
Described first end has the bending of 90 degree near photoelectricity module, described second end near optical fiber, described body
Angle, the refractive index of described coating is less than the refractive index of described body, and described light emitting diode sends it
Light through described first Lens Coupling enter described body, light in described body by conversion 90 degree after warp
Described second lens outgoing is also coupled into described optical fiber, and the light of described fiber-optic transfer is through described second saturating
Mirror enter described body, light in described body by conversion 90 degree after through described first lens outgoing quilt
Described photodiode unit is received.
6. optical-fiber coupling connector as claimed in claim 5, it is characterised in that described first lens,
Second lens and light pipe use integral molding techniques to manufacture.
7. optical-fiber coupling connector as claimed in claim 5, it is characterised in that the material of described light pipe
Matter is plastics or glass.
8. optical-fiber coupling connector as claimed in claim 7, it is characterised in that the material of described coating
For UV glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210193596.2A CN103487898B (en) | 2012-06-13 | 2012-06-13 | Optical path switching module and optical-fiber coupling connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210193596.2A CN103487898B (en) | 2012-06-13 | 2012-06-13 | Optical path switching module and optical-fiber coupling connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103487898A CN103487898A (en) | 2014-01-01 |
| CN103487898B true CN103487898B (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210193596.2A Expired - Fee Related CN103487898B (en) | 2012-06-13 | 2012-06-13 | Optical path switching module and optical-fiber coupling connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103487898B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073622A (en) * | 2014-06-24 | 2014-10-01 | 北京工业大学 | Light path converting device applicable to laser impact treatment |
| EP3390902A1 (en) * | 2015-12-17 | 2018-10-24 | 3M Innovative Properties Company | Light guides |
| CN106443912B (en) * | 2016-12-15 | 2018-10-02 | 华进半导体封装先导技术研发中心有限公司 | A kind of optical interconnection module |
| CN110908043A (en) * | 2019-11-08 | 2020-03-24 | 烽火通信科技股份有限公司 | Optical fiber jumper and line seeking method |
| CN111025493B (en) * | 2019-12-18 | 2023-05-23 | 浙江大学 | Optical transmission device |
| CN114137669B (en) * | 2020-09-03 | 2023-09-22 | 英业达科技有限公司 | Server and optical communication element |
| CN115166914B (en) * | 2022-07-09 | 2024-01-23 | 鼎熙国讯科技有限公司 | Broken line-preventing optical fiber module and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438504A (en) * | 2002-02-15 | 2003-08-27 | 欧姆龙株式会社 | Optical element and optical device using same |
| CN1779970A (en) * | 2004-11-22 | 2006-05-31 | 安捷伦科技有限公司 | Optical rotation system for optoelectronic module |
| CN101174416A (en) * | 2006-11-02 | 2008-05-07 | 三星电子株式会社 | Bending waveguide, method of fabricating the bending waveguide, light delivery module employing the bending waveguide, and heat assisted magnetic recording head employing the bending waveguide |
| CN102449516A (en) * | 2009-04-28 | 2012-05-09 | 惠普开发有限公司 | Angled coupling for optical fibers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7931396B2 (en) * | 2008-12-10 | 2011-04-26 | Sharp Kabushiki Kaisha | Backlight and display |
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2012
- 2012-06-13 CN CN201210193596.2A patent/CN103487898B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438504A (en) * | 2002-02-15 | 2003-08-27 | 欧姆龙株式会社 | Optical element and optical device using same |
| CN1779970A (en) * | 2004-11-22 | 2006-05-31 | 安捷伦科技有限公司 | Optical rotation system for optoelectronic module |
| CN101174416A (en) * | 2006-11-02 | 2008-05-07 | 三星电子株式会社 | Bending waveguide, method of fabricating the bending waveguide, light delivery module employing the bending waveguide, and heat assisted magnetic recording head employing the bending waveguide |
| CN102449516A (en) * | 2009-04-28 | 2012-05-09 | 惠普开发有限公司 | Angled coupling for optical fibers |
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| Publication number | Publication date |
|---|---|
| CN103487898A (en) | 2014-01-01 |
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Granted publication date: 20160928 Termination date: 20170613 |