CN103135181B - Optical transport module - Google Patents
Optical transport module Download PDFInfo
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- CN103135181B CN103135181B CN201110392887.XA CN201110392887A CN103135181B CN 103135181 B CN103135181 B CN 103135181B CN 201110392887 A CN201110392887 A CN 201110392887A CN 103135181 B CN103135181 B CN 103135181B
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- Prior art keywords
- photodiode
- convex lens
- laser diode
- light
- transparency carrier
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- Optical Couplings Of Light Guides (AREA)
- Semiconductor Lasers (AREA)
Abstract
A kind of optical transport module, it comprises light emission module and Optical Receivers, described light emission module comprises the first laser diode, described Optical Receivers comprises the first photodiode for receiving the light signal that described first laser diode is launched, and described light signal is converted to electric signal by described first photodiode.Described light emission module also comprises the second laser diode, described Optical Receivers also comprises the second photodiode for receiving the light that described second laser diode is launched, described second photodiode and described first photodiode are electrically connected, and the light that described second laser diode is launched is changed into electric energy to drive described first photodiode work by described second photodiode.The energy of the light that the second laser diode is launched by described second photodiode changes into electric energy to drive the first photodiode work, thus saves additional power supply, easy to use.
Description
Technical field
The present invention relates to a kind of optical transport module, especially relate to a kind of optical transport module for data transmission.
Background technology
Optical transport module generally includes light emission module and Optical Receivers, light emission module comprises laser diode (LaserDiode, LD), Optical Receivers comprises photodiode (PhotoDiode, PD), the optical signal transmission that laser diode is launched is after photodiode, and photodiode converts light signal to electric signal.But owing to needing during photodiode work to continue to provide electric energy, existing optical receiving end needs to connect external power supply to power to photodiode, and it is more inconvenient to use.
Summary of the invention
In view of above-mentioned condition, be necessary to provide a kind of can self-powered, optical transport module easy to use.
A kind of optical transport module, it comprises light emission module and Optical Receivers, described light emission module comprises the first laser diode, described Optical Receivers comprises the first photodiode for receiving the light signal that described first laser diode is launched, and described light signal is converted to electric signal by described first photodiode.Described light emission module also comprises the second laser diode, described Optical Receivers also comprises the second photodiode for receiving the light that described second laser diode is launched, described second photodiode and described first photodiode are electrically connected, and the light that described second laser diode is launched is changed into electric energy to drive described first photodiode work by described second photodiode.
Described optical transport module comprises the second laser diode and the second photodiode, the energy of the light that the second laser diode is launched by described second photodiode changes into electric energy to drive the first photodiode work, thus save additional power supply, easy to use.
Accompanying drawing explanation
Fig. 1 is the optical transport module schematic diagram of the embodiment of the present invention one.
Fig. 2 is the optical transport module schematic diagram of the embodiment of the present invention two.
Main element symbol description
| Optical transport module | 100、200 |
| Light emission module | 10、30 |
| First laser diode | 11、31 |
| Second laser diode | 12、32 |
| Transparency carrier | 13、23 |
| Convex lens | 14、16、24、25、34、36、44、45 |
| Catoptron | 15 |
| Reflecting surface | 151 |
| Optical Receivers | 20、40 |
| First photodiode | 21 |
| Second photodiode | 22 |
| Optical fiber | 26、46 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Also by reference to the accompanying drawings the optical transport module that embodiment of the present invention provides is described in further detail with embodiment below.
Refer to Fig. 1, the optical transport module 100 of the embodiment of the present invention one comprises light emission module 10 and Optical Receivers 20.
Light emission module 10 comprises the first laser diode 11, second laser diode 12, transparency carrier 13, convex lens 14, catoptron 15 and convex lens 16.In embodiment of the present invention, the blocks that transparency carrier 13 is made for the transparent organic glass with a corner cut, it can be used for fixing convex lens 14, catoptron 15 and convex lens 16 as optical waveguide while transmitting light.Catoptron 15 is fixedly installed on a corner cut of transparency carrier 13, and catoptron 15 and transparency carrier 13 form a rectangular blocks jointly.Convex lens 14 are fixed on the bottom surface of transparency carrier 13, and convex lens 16 are fixed on the end face of transparency carrier 13 away from described corner cut.The quantity of convex lens 14,16 is respectively one, and convex lens 14,16 are for converging the light of the first laser diode 11 and the transmitting of the second laser diode 12.Catoptron 15 comprises reflecting surface 151.The light that first laser diode 11 and the second laser diode 12 are launched is parallel to each other, two restraint parallel light difference vertical irradiation on convex lens 14, and planoconvex lens 14 converge after expose on the reflecting surface 151 of catoptron 15, then through catoptron 15 reflect after vertical irradiation on convex lens 16.
Be appreciated that transparency carrier 13 can be also other shapes such as circle, rectangular blocks, convex lens 14,16 and catoptron 15 can embed and be fixed on transparency carrier 13.
Optical Receivers 20 comprises the first photodiode 21, second photodiode 22, transparency carrier 23, convex lens 24,25.Transparency carrier 23 roughly rectangular-blocklike, the quantity of convex lens 24,25 is one, and convex lens 24,25 are individually fixed in the opposite end of transparency carrier 23 for converging the light of the first laser diode 11 and the transmitting of the second laser diode 12.In embodiment of the present invention, convex lens 24,25 and convex lens 16 arranged in parallel and be arranged in a linear to ensure light that the first laser diode 11 and the second laser diode 12 launch successively planoconvex lens 16,24,25 converge.
The light that first laser diode 11 is launched exposes on the first photodiode 21 successively after convex lens 14, level crossing 15, convex lens 16, convex lens 24 and convex lens 25, and the Conversion of Energy of the light that the first laser diode 11 is launched by the first photodiode 21 is electric energy.The light that second laser diode 12 is launched is used for communicating optical signals, described light signal arrives the second photodiode 22, second photodiode 22 successively and described light signal is converted to electric signal after convex lens 14, level crossing 15, convex lens 16, convex lens 24 and convex lens 25.Light signal is converted to electric signal by the second photodiode 22 needs electrical energy drive, in embodiment of the present invention, first photodiode 21 and the second photodiode 22 are electrical connected, and the Conversion of Energy of the light that the first laser diode 11 is launched by the first photodiode 21 is that electric energy works to drive the second photodiode 22.
Optical Receivers 20 also can comprise the optical fiber 26 for connecting convex lens 24,25 further.The quantity of optical fiber 26 is two, and two optical fiber 26 are respectively used to the light of transmission first laser diode 11 and the transmitting of the second laser diode 12.Optical fiber 26, as the propagation medium of light, has compared with air or other transmission mediums the advantage that loss is low, efficiency is high.
Be appreciated that convex lens 14, convex lens 16, convex lens 24 or convex lens 25 can omit.
Refer to Fig. 2, the optical transport module 200 of the embodiment of the present invention two comprises light emission module 30 and Optical Receivers 40.
Light emission module 30 is substantially identical with light emission module 10, its difference is: the quantity of the convex lens 34,36 of light emission module 30 is two, first laser diode 31 and the second laser diode 32 be corresponding convex lens 34 and convex lens 36 respectively, make the position of the first laser diode 31 and the second laser diode 32 arrange so more flexible.
Optical Receivers 40 is substantially identical with Optical Receivers 20, and its difference is: the quantity of the convex lens 44,45 of light emission module 40 is two, and the first laser diode 31 and the second laser diode 32 be corresponding convex lens 44 and convex lens 45 respectively.
Be appreciated that convex lens 34, convex lens 36, convex lens 44 or convex lens 45 can omit.
Optical transport module 100 of the present invention comprises the first laser diode 11 and the first photodiode 21, the energy of the light that the first laser diode 11 is launched by the first photodiode 21 changes into electric energy and works to drive the second photodiode 22, thus save additional power supply, easy to use.
In addition, those skilled in the art also can do other change in spirit of the present invention, and certainly, these changes done according to the present invention's spirit, all should be included in the present invention's scope required for protection.
Claims (8)
1. an optical transport module, it comprises light emission module and Optical Receivers, described light emission module comprises the first laser diode, described Optical Receivers comprises the first photodiode for receiving the light signal that described first laser diode is launched, described light signal is converted to electric signal by described first photodiode, it is characterized in that: described light emission module also comprises the second laser diode, described Optical Receivers also comprises the second photodiode for receiving the light that described second laser diode is launched, described second photodiode and described first photodiode are electrically connected, and the light that described second laser diode is launched is changed into electric energy to drive described first photodiode work by described second photodiode.
2. optical transport module as claimed in claim 1, it is characterized in that: described light emission module comprises transparency carrier, described transparency carrier is the blocks with a corner cut, described light emission module also comprises the catoptron of the corner cut being fixed on described transparency carrier, and described catoptron is for changing the direction of the light of described first, second laser diode transmitting.
3. optical transport module as claimed in claim 2, it is characterized in that: described light emission module also comprises the first convex lens of being fixed on described transparency carrier bottom surface and is fixed on described transparency carrier away from the second convex lens on the end face of described corner cut, the illumination that first, second laser diode described is launched is penetrated on described first convex lens, irradiates on described second convex lens after described catoptron reflection.
4. optical transport module as claimed in claim 3, is characterized in that: described Optical Receivers also comprising transparency carrier, being fixed on described transparency carrier near the 3rd convex lens of second convex lens one end and the optical fiber for connecting described 3rd convex lens and first, second photodiode described.
5. optical transport module as claimed in claim 3, is characterized in that: described Optical Receivers also comprising transparency carrier, being fixed on the 3rd, the 4th convex lens of described transparency carrier opposite end, for connecting the optical fiber of described 3rd, the 4th convex lens.
6. optical transport module as claimed in claim 5, is characterized in that: described second, third, the 4th convex lens are arranged in parallel.
7. the optical transport module as described in claim 2 or 5, is characterized in that: described transparency carrier is made up of transparent organic glass.
8. optical transport module as claimed in claim 5, is characterized in that: described first, second, third or the 4th the quantity of convex lens be two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110392887.XA CN103135181B (en) | 2011-12-01 | 2011-12-01 | Optical transport module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110392887.XA CN103135181B (en) | 2011-12-01 | 2011-12-01 | Optical transport module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103135181A CN103135181A (en) | 2013-06-05 |
| CN103135181B true CN103135181B (en) | 2016-01-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110392887.XA Expired - Fee Related CN103135181B (en) | 2011-12-01 | 2011-12-01 | Optical transport module |
Country Status (1)
| Country | Link |
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| CN (1) | CN103135181B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103809256B (en) * | 2014-02-10 | 2016-05-18 | 青岛海信宽带多媒体技术有限公司 | Optical assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09511885A (en) * | 1994-09-26 | 1997-11-25 | シーメンス アクチエンゲゼルシヤフト | Optical data ring between adjacent components |
| CN1460872A (en) * | 2002-05-15 | 2003-12-10 | 阿尔卑斯电气株式会社 | Optical transmitting and receiving device |
| WO2008098768A1 (en) * | 2007-02-14 | 2008-08-21 | Fraunhofer Gesellschaft Zur Förderung Der Angewandten Forschung E. V. | Method for producing optical connections and optical arrangement |
| CN201812067U (en) * | 2010-08-26 | 2011-04-27 | 深圳新飞通光电子技术有限公司 | Single optical fiber bidirectional light receiving-transmitting assembly for OLT (optical line terminal) |
| CN201837745U (en) * | 2010-09-29 | 2011-05-18 | 成都德浩科技有限公司 | Miniaturized SFP (small form-factor pluggable) single-fiber bidirectional photoelectric transceiving integrated module component |
| CN102193156A (en) * | 2011-06-29 | 2011-09-21 | 索尔思光电（成都）有限公司 | BIDI (bidirectional) transceiver module and packaging thereof |
-
2011
- 2011-12-01 CN CN201110392887.XA patent/CN103135181B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09511885A (en) * | 1994-09-26 | 1997-11-25 | シーメンス アクチエンゲゼルシヤフト | Optical data ring between adjacent components |
| CN1460872A (en) * | 2002-05-15 | 2003-12-10 | 阿尔卑斯电气株式会社 | Optical transmitting and receiving device |
| WO2008098768A1 (en) * | 2007-02-14 | 2008-08-21 | Fraunhofer Gesellschaft Zur Förderung Der Angewandten Forschung E. V. | Method for producing optical connections and optical arrangement |
| CN201812067U (en) * | 2010-08-26 | 2011-04-27 | 深圳新飞通光电子技术有限公司 | Single optical fiber bidirectional light receiving-transmitting assembly for OLT (optical line terminal) |
| CN201837745U (en) * | 2010-09-29 | 2011-05-18 | 成都德浩科技有限公司 | Miniaturized SFP (small form-factor pluggable) single-fiber bidirectional photoelectric transceiving integrated module component |
| CN102193156A (en) * | 2011-06-29 | 2011-09-21 | 索尔思光电（成都）有限公司 | BIDI (bidirectional) transceiver module and packaging thereof |
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| Publication number | Publication date |
|---|---|
| CN103135181A (en) | 2013-06-05 |
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