CN104375244A - Optical communication module - Google Patents
Optical communication module Download PDFInfo
- Publication number
- CN104375244A CN104375244A CN201310357781.5A CN201310357781A CN104375244A CN 104375244 A CN104375244 A CN 104375244A CN 201310357781 A CN201310357781 A CN 201310357781A CN 104375244 A CN104375244 A CN 104375244A
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- China
- Prior art keywords
- lens
- optical fiber
- unit
- incidence
- plane
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Classifications
-
- 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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- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
An optical communication module comprises a first optical fiber, a second optical fiber, a light-emitting unit, a light receiving unit and a lens unit. The first optical fiber and the second optical fiber are placed on the two opposite sides of the lens unit. Light signals input through the first optical fiber are received by the light receiving unit through the lens unit. Light signals emitted by the light-emitting unit pass through the lens unit and then are emitted out through the second optical fiber. The lens unit comprises a first incident face, a first out-emission face, a first reflecting face, a second incident face, a second out-emission face and a second reflecting face. The first incident face and the first out-emission face are crossed perpendicularly, the included angle between the first incident face and the first reflecting face is 45 degrees, the second incident face and the second out-emission face are crossed perpendicularly, the included angle between the second incident face and the second reflecting face is 45 degrees, the first reflecting face and the second reflecting face are crossed perpendicularly, and the first incident face and the second out-emission face are placed on the same surface.
Description
Technical field
The present invention relates to a kind of optical communication module.
Background technology
The optical communication module of tradition comprises optical fiber (incident optical and outgoing optical fiber), Optical Transmit Unit, optical coupling lens and light receiving unit, and optical coupling lens is used for light signal is coupled with between light reflector element or light receiving unit at optical fiber.
And optical coupling lens generally arranges and all arranges entrance lens and exit lens on adjacent two surfaces, to make light signal be coupled with between light reflector element or light receiving unit at optical fiber, incident optical and outgoing optical fiber are then positioned at the same side of coupled lens.
Summary of the invention
In view of this, a kind of first optical fiber and the second optical fiber is necessary to provide to be positioned at the optical communication module of lens unit not homonymy.
A kind of optical communication module, comprise the first optical fiber, second optical fiber, luminescence unit, light receiving unit and lens unit, described in the relative both sides that described first optical fiber and the second optical fiber are positioned at described lens unit, the light signal of the first optical fiber input is received by described light receiving unit after described lens unit, the light signal that described luminescence unit sends after described lens unit through described second fiber exit, described lens unit comprises first plane of incidence, first exit facet, first reflecting surface, second plane of incidence, second exit facet and the second reflecting surface, described first plane of incidence and the first exit facet intersect vertically and and between described first reflecting surface, there are 45 degree of angles, described second plane of incidence and the second exit facet intersect vertically and and between described second reflecting surface, there are 45 degree of angles, described first reflecting surface and the second reflecting surface intersect vertically, described first plane of incidence and the second exit facet are positioned on same surface, described first exit facet is parallel with first plane of incidence and lay respectively at the both sides of described first plane of incidence.
Compared to prior art, embodiment of the present invention lens unit has the first reflecting surface and the second reflecting surface that intersect vertically, light can be reflexed to different directions, also the light from different directions can be reflexed to same direction simultaneously, thus the first optical fiber and the second optical fiber can be made to be positioned at the relative both sides of lens unit.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment of the present invention optical communication module.
Fig. 2 is the exploded view of Fig. 1.
Fig. 3 is the exploded view of another angle of Fig. 1.
Fig. 4 is the schematic cross-section of IV-IV line in Fig. 1.
Fig. 5 is the schematic cross-section of V-V line in Fig. 1.
Main element symbol description
| Optical communication module | 10 |
| Lens unit | 11 |
| Circuit board | 12 |
| Processing unit | 13 |
| Luminescence unit | 14 |
| Light receiving unit | 15 |
| Second optical fiber | 16 |
| First optical fiber | 17 |
| First plane of incidence | 111 |
| First entrance lens | 1110 |
| First exit facet | 112 |
| First exit lens | 1120 |
| First reflecting surface | 113 |
| Second plane of incidence | 114 |
| Second entrance lens | 1140 |
| Second exit facet | 115 |
| Second exit lens | 1150 |
| Second reflecting surface | 116 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, Fig. 2 and Fig. 3, the optical communication module 10 of the embodiment of the present invention comprises lens unit 11, circuit board 12, processing unit 13, luminescence unit 14, light receiving unit 15, second optical fiber 16 and the first optical fiber 17.
Wherein, processing unit 13, luminescence unit 14 and light receiving unit 15 are electrically arranged on the circuit board 12 and processing unit 13 is electrically connected luminescence unit 14 and light receiving unit 15 to control duty, and the second optical fiber 16 is positioned at the relative both sides of lens unit 11 with the first optical fiber 17.
The light that luminescence unit 14 sends enters the second optical fiber 16 and transmits after lens unit 11, first optical fiber 17 transmit light after lens unit 11 receive by light receiving unit 15.
Circuit board 12 can be hardboard or soft board, and luminescence unit 14 can be light emitting diode (LED) or laser diode (LD), and light receiving unit 15 is photoelectric detector (PD).
See also Fig. 4 and Fig. 5, lens unit 11 has the first plane of incidence 111, first exit facet 112, first reflecting surface 113, second plane of incidence 114, second exit facet 115 and the second reflecting surface 116.
First reflecting surface 113 and between first plane of incidence 111 and first plane of incidence 111, there are 45 degree of angles respectively, second reflecting surface 116 and between the second exit facet 115 and second plane of incidence 114, there are 45 degree of angles respectively, first plane of incidence 111 and the second exit facet 115 are positioned in same plane, first exit facet 112 is positioned at the relative both sides of first plane of incidence 111 with second plane of incidence 114, and the first reflecting surface 113 and the second reflecting surface 116 intersect vertically.
First plane of incidence 111 has the first entrance lens 1110, first exit facet 112 has the first exit lens 1120, the light that luminescence unit 14 sends incides on the first reflecting surface 113 of lens unit 11 through the first entrance lens 1110, after light is reflected by the first reflecting surface 113 by the first exit lens 1120 from lens unit 11 outgoing, be then coupled into the second optical fiber 16 and transmit.
The number of the first entrance lens 1110 and the first exit lens 1120 is not limited to one of the present embodiment, can be other quantity, and accordingly, the number of the second optical fiber 16 and luminescence unit 14 is also not limited to one of the present embodiment.
Second plane of incidence 114 has the second entrance lens 1140, second exit facet 115 has the second exit lens 1150, the light signal that first optical fiber 17 transmits incides on the second reflecting surface 116 through the second entrance lens 1140, by second exit lens 1150 outgoing from lens unit 11 after being reflected, then received by light receiving unit 15.
In like manner, the quantity of the second entrance lens 1140, second exit lens 1150, light receiving unit 15 and the first optical fiber 17 is also not limited to one of the present embodiment.
Lens unit 11 has the first reflecting surface 113 and the second reflecting surface 116 intersected vertically, light can be reflexed to different directions, also the light from different directions can be reflexed to same direction simultaneously, thus the first optical fiber 17 can be made to be positioned at the relative both sides of lens unit 11 with the second optical fiber 16.
Be understandable that, those skilled in the art also can do other change etc. and be used in design of the present invention, as long as it does not depart from technique effect of the present invention in spirit of the present invention.These changes done according to the present invention's spirit, all should be included within the present invention's scope required for protection.
Claims (7)
1. an optical communication module, comprise the first optical fiber, second optical fiber, luminescence unit, light receiving unit and lens unit, described first optical fiber and the second optical fiber are positioned at the relative both sides of described lens unit, the light signal of described first optical fiber input is received by described light receiving unit after described lens unit, the light signal that described luminescence unit sends after described lens unit through described second fiber exit, it is characterized in that, described lens unit comprises first plane of incidence, first exit facet, first reflecting surface, second plane of incidence, second exit facet and the second reflecting surface, described first plane of incidence and the first exit facet intersect vertically and and between described first reflecting surface, there are 45 degree of angles, described second plane of incidence and the second exit facet intersect vertically and and between described second reflecting surface, there are 45 degree of angles, described first reflecting surface and the second reflecting surface intersect vertically, described first plane of incidence and the second exit facet are positioned on same surface, described first exit facet is parallel with first plane of incidence and lay respectively at the both sides of described first plane of incidence.
2. optical communication module as claimed in claim 1, it is characterized in that, described optical communication module comprises circuit board further, and described luminescence unit and light receiving unit are electrically arranged on described circuit board.
3. optical communication module as claimed in claim 2, it is characterized in that, described luminescence unit is light emitting diode or laser diode, and described light receiving unit is photoelectric detector.
4. optical communication module as claimed in claim 2, it is characterized in that, described optical communication module comprises processing unit further, and described processing unit to be electrically arranged on described circuit board and to be electrically connected with described luminescence unit and light receiving unit.
5. optical communication module as claimed in claim 1, it is characterized in that, described first plane of incidence has the first entrance lens, described first exit facet has the first exit lens, the light that described luminescence unit sends incides on described first reflecting surface through described first entrance lens, is coupled into described second optical fiber after reflection through described first exit lens.
6. optical communication module as claimed in claim 5, it is characterized in that, described second plane of incidence has the second entrance lens, described second exit facet has the second exit lens, the light signal of described first Optical Fiber Transmission incides on described second reflecting surface through described second entrance lens, is coupled into described light receiving unit after reflection through described second exit lens.
7. optical communication module as claimed in claim 2, it is characterized in that, described circuit board is hardboard or soft board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310357781.5A CN104375244B (en) | 2013-08-16 | 2013-08-16 | Optical communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310357781.5A CN104375244B (en) | 2013-08-16 | 2013-08-16 | Optical communication module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104375244A true CN104375244A (en) | 2015-02-25 |
| CN104375244B CN104375244B (en) | 2018-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310357781.5A Active CN104375244B (en) | 2013-08-16 | 2013-08-16 | Optical communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104375244B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153236A (en) * | 2016-03-04 | 2017-09-12 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| US10678003B2 (en) | 2016-03-04 | 2020-06-09 | Hisense Broadband Multimedia Technologies Co., Ltd. | Optical module |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030054681A (en) * | 2001-12-26 | 2003-07-02 | 주식회사 하이닉스반도체 | Method for manufacturing a semiconductor device |
| JP2005165104A (en) * | 2003-12-04 | 2005-06-23 | Konica Minolta Holdings Inc | Optical communication module |
| CN102565968A (en) * | 2010-12-31 | 2012-07-11 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber communication device |
| TW201326938A (en) * | 2011-12-19 | 2013-07-01 | Hon Hai Prec Ind Co Ltd | Photoelectric converter |
-
2013
- 2013-08-16 CN CN201310357781.5A patent/CN104375244B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030054681A (en) * | 2001-12-26 | 2003-07-02 | 주식회사 하이닉스반도체 | Method for manufacturing a semiconductor device |
| JP2005165104A (en) * | 2003-12-04 | 2005-06-23 | Konica Minolta Holdings Inc | Optical communication module |
| CN102565968A (en) * | 2010-12-31 | 2012-07-11 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber communication device |
| TW201326938A (en) * | 2011-12-19 | 2013-07-01 | Hon Hai Prec Ind Co Ltd | Photoelectric converter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153236A (en) * | 2016-03-04 | 2017-09-12 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| US10678003B2 (en) | 2016-03-04 | 2020-06-09 | Hisense Broadband Multimedia Technologies Co., Ltd. | Optical module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104375244B (en) | 2018-11-02 |
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Effective date of registration: 20170926 Address after: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Longsheng Gold Dragon Road community e-commerce incubator exhibition Tao Commercial Plaza E block 706 Applicant after: Shenzhen step Technology Transfer Center Co., Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
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Effective date of registration: 20180911 Address after: 221200 6 Industrial Road, Gao Zuo Town, Suining County, Jiangsu Applicant after: Xuzhou Teuffer Numerical Control Technology Co. Ltd. Address before: 518000 Guangdong Shenzhen Longhua New District big wave street Longsheng community Tenglong road gold rush e-commerce incubation base exhibition hall E commercial block 706 Applicant before: Shenzhen step Technology Transfer Center Co., Ltd. |
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