CN103885135A - Optical communication device - Google Patents
Optical communication device Download PDFInfo
- Publication number
- CN103885135A CN103885135A CN201210561823.2A CN201210561823A CN103885135A CN 103885135 A CN103885135 A CN 103885135A CN 201210561823 A CN201210561823 A CN 201210561823A CN 103885135 A CN103885135 A CN 103885135A
- Authority
- CN
- China
- Prior art keywords
- photovalve
- optical waveguide
- communication apparatus
- optical communication
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
Disclosed is an optical communication device which includes a substrate, a photoelectric element, a driving chip, a coupling lens and an optical waveguide. The photoelectric and the driving chip are fixed on the substrate in an electric connection manner. The photoelectric element is used for transmitting/receiving optical signals. The driving chip is used for driving the photoelectric element. The coupling lens is used for optically coupling the photoelectric element and the optical waveguide. The coupling lens includes a plurality of positioning parts. An accommodating groove and a plurality of positioning holes corresponding to the positioning parts are arranged in the substrate. The coupling lens is arranged in the accommodating groove and is optically aligned with the photoelectric element and the optical waveguide through cooperation of the positioning parts and the positioning holes.
Description
Technical field
The present invention relates to a kind of communication device, relate in particular to a kind of optical communication apparatus.
Background technology
In optical communication apparatus, information is transmitted with the form of light signal, carries out computing, processing with the form of electric signal.Existing optical communication apparatus generally comprise light signal is converted to electric signal or convert electrical signals to the photovalve of light signal, for driving the driving chip of described photovalve, for the optical waveguide of transmitting optical signal and for described photovalve and described optical waveguide being carried out to the coupled lens of optical coupled.
Between described photovalve and described coupled lens, described coupled lens and described optical waveguide, need higher aligning accuracy, to guarantee optical coupling efficiency.In prior art, conventionally adopt comparatively complicated contraposition mechanism and loaded down with trivial details alignment method to assemble described optical communication apparatus, cause described optical communication apparatus cost to increase, and assembling difficulty improves.
Summary of the invention
In view of this, be necessary to provide a kind of assembling contraposition simply and optical communication apparatus cheaply.
A kind of optical communication apparatus, comprises substrate, photovalve, driving chip, coupled lens and optical waveguide.Described photovalve and the described driving chip ground connection that is electrically connected is fixed on described substrate, described photovalve is for transmitting/receiving light signal, described driving chip is used for driving described photovalve, and described coupled lens is for being coupled described photovalve and described optical waveguide optics.Described coupled lens comprises multiple location divisions.On described substrate, offer an accepting groove and multiple pilot hole corresponding to described location division.Described coupled lens is arranged in described accepting groove and aims at coordinating with photovalve and described optical waveguide optics of described pilot hole by described location division.
With respect to prior art, described optical communication apparatus employing itself possesses the coupled lens of location division, described coupled lens is assembled contraposition by described location division and described substrate, save and used complicated contraposition mechanism and loaded down with trivial details alignment method to assemble, the assembling process of not only evolving, more can reduce assembly cost.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the optical communication apparatus of embodiment of the present invention.
Main element symbol description
| |
100 |
| |
10 |
| Basalis | 11 |
| |
111 |
| |
112 |
| Accepting |
113 |
| |
114 |
| Via |
115 |
| Spliced |
116 |
| Conducting |
12 |
| The first |
121 |
| The second |
122 |
| Connecting |
123 |
| |
20 |
| |
21 |
| |
22 |
| |
221 |
| |
23 |
| |
231 |
| The first |
24 |
| Transparent |
25 |
| |
30 |
| The second |
31 |
| |
40 |
| |
41 |
| |
411 |
| The |
412 |
| The |
413 |
| |
414 |
| |
42 |
| |
43 |
| |
44 |
| |
441 |
| |
50 |
| Planar |
51 |
| Collapsible |
52 |
| |
53 |
| Fixed |
531 |
| |
532 |
| The first soldered |
60 |
| The second soldered |
70 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Below in conjunction with accompanying drawing, the present invention being done to one specifically introduces.
Fig. 1 is the structural drawing of the optical communication apparatus 100 of embodiment of the present invention, described optical communication apparatus 100 comprise a substrate 10, photovalve 20, one drive chip 30, coupled lens 40 and an optical waveguide components 50.
Described substrate 10 comprises a basalis 11 and is formed at the conducting wire 12 on described the first basalis 11.Described basalis 11 comprises the second surface 112 that a first surface 111 and and described first surface 111 are opposing.In present embodiment, the material of described basalis 11 is silicon.On described second surface 112, offer an accepting groove 113 and multiple word in described accepting groove 113 pilot hole 114 around.Described substrate 10 is near also offering multiple via holes that are interconnected 115 on described second surface 112.Described conducting wire 12 is for being electrically connected described photovalve 20 and described driving chip 30.Particularly, described conducting wire 12 comprises multiple the first electrical contacts 121 corresponding to described photovalve 20, multiple the second electrical contacts 122 and multiple connecting circuit 123 corresponding to described driving chip 30.Described the first electrical contacts 121 and described the second electrical contacts 122 are formed on the second surface 112 of described basalis 11, and described the first electrical contacts 121 is distributed in described accepting groove 113 both sides.Described connecting circuit 123 is formed in described via hole 115, and each connecting circuit 123 two ends is connected on described the first electrical contacts 121 and described the second electrical contacts 122.
Described photovalve 20 can be light signal radiated element or light signal receiving element, also can comprise light signal radiated element and light signal receiving element, wherein, described light signal radiated element can be laser diode (laser diode), and described light signal receiving element can be photodiode (photodiode).In present embodiment, described photovalve 20 comprises a laser diode and a photodiode (showing one of them in figure).Described in each, photovalve 20 comprises a matrix 21 and an optics portion 22 being formed on described matrix 21.Described optics portion 22 comprises an optical surface 221 for transmitting/receiving light signal, and light signal penetrates/inject described optics portion 22 from described optical surface 221.Described photovalve 20 also comprises an anti-dazzling screen 23, and described anti-dazzling screen 23 adopts light-proof material to make, present embodiment, and the material of described anti-dazzling screen 23 is metal.Described anti-dazzling screen 23 offers an optical aperture 231, and described optical surface 221 is exposed in described optical aperture 231, the optical channel of described optical aperture 231 described photovalve 20 for light signal passes in and out.In described optical aperture 231, be provided with the transparent protective film 25 for the protection of described optics portion 22.The optical surface 221 of described optics portion 22 is towards described substrate 10.Described photovalve 20 comprise the first conductive pin 24 that multiple and described the first electrical contacts 121 is corresponding.Described the first conductive pin 24 is formed at described photovalve 20 1 side surfaces.Described photovalve 20 has a side surface of described the first conductive pin 24 towards described substrate 10, and to cover crystalline substance (flip chip) mode with described substrate 10 machineries and to be electrically connected.Particularly, described the first conductive pin 24 is connected with the first corresponding electrical contacts 121 respectively by multiple the first soldered balls 60.
Described driving chip 30 is for driving described photovalve 20 transmitting/receiving light signals.Described driving chip 30 comprise multiple the second conductive pins 31 corresponding to described the second electrical contacts 122.Described driving chip 30 has a side surface of described the second conductive pin 31 towards described substrate 10, and to cover crystalline substance (flip chip) mode with described substrate 10 machineries and to be electrically connected.Particularly, described the second conductive pin 31 is connected with the second corresponding electrical contacts 122 respectively by multiple the second soldered balls 70.Described driving chip 30 and described photovalve 20 are electrically connected mutually by described connecting circuit 123.
Described coupled lens 40 is arranged in described accepting groove 113, for by described photovalve 20 and described optical waveguide components 50 optical coupled.Described coupled lens 40 comprises that main part 41, first converges portion 42, converges second of portion 42 converge portion 43 and multiple location division 44 corresponding to described pilot hole 114 corresponding to described first.Described main part 41 comprises a bottom surface 411,412, one second interfaces 413 of the first interface and a light turnover face 414.In present embodiment, described main part 41 is roughly square, described bottom surface 411 and described the second interface 413 almost parallels, and described the second interface 413 is substantially vertical with described the first interface 412.Described light turnover face 414 is roughly respectively 45 degree angles with described the first interface 412 and described the second interface 413.Described first converges portion 42 is formed on described the first interface 412 and aims at described optical waveguide components 50, and described second converges portion 43 is formed on described the second interface 413 and the optical aperture 231 of aiming at described photovalve 20.In present embodiment, described first converges portion 42 and described second converges portion 43 for convex lens.
Described location division 44 is formed at respectively the relative both sides of described main part 41, and described in each, location division 44 extends to corresponding pilot hole 114, and each location division 44 forms a reference column 441, and described reference column 441 inserts in corresponding pilot hole 114.Described coupled lens makes described first to converge portion 42 and aim at the optical aperture 231 that described optical waveguide components 50, described second converges portion 43 and aims at described photovalve 20 by described reference column 441 and the cooperation of corresponding pilot hole 114.
Described optical waveguide components 50, for transmitting optical signal, comprises a planar optical waveguide 51 and a collapsible optical waveguide 52.Described planar optical waveguide 51 is arranged in described basalis 11 and extends to the edge of described basalis 11, and described collapsible optical waveguide 52 is connected in the edge of described basalis 11 and docks in described planar optical waveguide 51.Described collapsible optical waveguide 52 is connected with described basalis 11 by a web member 53.Described web member 53 comprises a fixed part 531 and a Plug Division 532, and the end of described collapsible optical waveguide 52 is fixed in described fixed part 531.Described basalis 11 lateral margins offer a spliced eye 116 corresponding to described Plug Division 532, and described Plug Division 532 is plugged in described spliced eye 116, so that described collapsible optical waveguide 52 connects with described planar optical waveguide 51.
Described optical communication apparatus employing itself possesses the coupled lens of location division, described coupled lens is assembled contraposition by described location division and described substrate, save and used complicated contraposition mechanism and loaded down with trivial details alignment method to assemble, the assembling process of not only evolving, more can reduce assembly cost.
In addition, those skilled in the art also can do other and change in spirit of the present invention, and certainly, the variation that these do according to spirit of the present invention, within all should being included in the present invention's scope required for protection.
Claims (10)
1. an optical communication apparatus, comprise substrate, photovalve, drive chip, coupled lens and optical waveguide, described photovalve and the described driving chip ground connection that is electrically connected is fixed on described substrate, described photovalve is for transmitting/receiving light signal, described driving chip is used for driving described photovalve, described coupled lens is for being coupled described photovalve and described optical waveguide optics, it is characterized in that: described coupled lens comprises multiple location divisions, on described substrate, offer an accepting groove and multiple pilot hole corresponding to described location division, described coupled lens is arranged in described accepting groove and aims at coordinating with photovalve and described optical waveguide optics of described pilot hole by described location division.
2. optical communication apparatus as claimed in claim 1, is characterized in that: described substrate comprises a basalis and be formed at the conducting wire on described the first basalis, and described photovalve and described driving chip are electrically connected mutually by described conducting wire.
3. optical communication apparatus as claimed in claim 2, it is characterized in that: described conducting wire comprises multiple the first electrical contacts corresponding to described photovalve, multiple the second electrical contacts corresponding to described driving chip and multiple connecting circuit, described photovalve is electrically connected with described the first electrical contacts, described driving chip is electrically connected with described the second electrical contacts, and described connecting circuit two ends connect respectively on described the first electrical contacts and described the second electrical contacts.
4. optical communication apparatus as claimed in claim 3, it is characterized in that: described photovalve comprises the first conductive pin that multiple and described the first electrical contacts is corresponding, described photovalve has a side surface of described the first conductive pin towards described substrate, and to cover crystal type with described substrate machinery and to be electrically connected.
5. optical communication apparatus as claimed in claim 3, it is characterized in that: described basalis comprises the second surface that a first surface and and described first surface are opposing, described accepting groove and described pilot hole are opened on described second surface, and described pilot hole is positioned at described accepting groove pilot hole around.
6. optical communication apparatus as claimed in claim 5, is characterized in that, also offers multiple via holes that are interconnected on described second surface, and described connecting circuit is formed in described via hole.
7. optical communication apparatus as claimed in claim 1, it is characterized in that: described coupled lens comprises that main part, first converges portion and converges second of portion corresponding to described first and converge portion, described main part comprises first interface, second interface and a light turnover face, described first portion of converging is formed on described the first interface and aims at described optical waveguide, and described second portion of converging is formed on described the second interface and the optical aperture of aiming at described photovalve.
8. optical communication apparatus as claimed in claim 7, it is characterized in that: described location division is formed at respectively the relative both sides of described main part, described in each, location division extends to corresponding pilot hole, and a reference column of each location division formation, and described reference column inserts in corresponding pilot hole.
9. optical communication apparatus as claimed in claim 1, it is characterized in that: described optical waveguide components comprises a planar optical waveguide and a collapsible optical waveguide, described planar optical waveguide is arranged in described basalis and extends to the edge of described basalis, and described collapsible optical waveguide is connected in the described edge of described basalis and docks in described planar optical waveguide.
10. optical communication apparatus as claimed in claim 9, it is characterized in that: described optical waveguide components comprises a web member, described web member comprises a fixed part and a Plug Division, the end of described collapsible optical waveguide is fixed in described fixed part, described basalis lateral margin offers a spliced eye corresponding to described Plug Division, and described Plug Division is plugged in described spliced eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561823.2A CN103885135A (en) | 2012-12-22 | 2012-12-22 | Optical communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561823.2A CN103885135A (en) | 2012-12-22 | 2012-12-22 | Optical communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103885135A true CN103885135A (en) | 2014-06-25 |
Family
ID=50954120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210561823.2A Pending CN103885135A (en) | 2012-12-22 | 2012-12-22 | Optical communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103885135A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291835A (en) * | 2015-05-29 | 2017-01-04 | 鸿富锦精密工业（深圳）有限公司 | Optical connector and photoelectric conversion module |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299471A (en) * | 1998-03-06 | 2001-06-13 | 艾利森电话股份有限公司 | Optoelectric multichip module |
| CN1329382A (en) * | 2000-06-16 | 2002-01-02 | 冲电气工业株式会社 | Optical monitor, filter and optical assembly |
| US20040126064A1 (en) * | 2002-12-31 | 2004-07-01 | Vandentop Gilroy J. | Optical assembly |
| CN1684284A (en) * | 2004-02-25 | 2005-10-19 | 夏普株式会社 | Optical semiconductor device and electronic equipment using same |
| CN101981482A (en) * | 2008-03-28 | 2011-02-23 | 惠普发展公司，有限责任合伙企业 | Flexible optical interconnect |
| CN102640369A (en) * | 2009-12-03 | 2012-08-15 | 株式会社自动网络技术研究所 | Optical communication module |
-
2012
- 2012-12-22 CN CN201210561823.2A patent/CN103885135A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299471A (en) * | 1998-03-06 | 2001-06-13 | 艾利森电话股份有限公司 | Optoelectric multichip module |
| CN1329382A (en) * | 2000-06-16 | 2002-01-02 | 冲电气工业株式会社 | Optical monitor, filter and optical assembly |
| US20040126064A1 (en) * | 2002-12-31 | 2004-07-01 | Vandentop Gilroy J. | Optical assembly |
| CN1684284A (en) * | 2004-02-25 | 2005-10-19 | 夏普株式会社 | Optical semiconductor device and electronic equipment using same |
| CN101981482A (en) * | 2008-03-28 | 2011-02-23 | 惠普发展公司，有限责任合伙企业 | Flexible optical interconnect |
| CN102640369A (en) * | 2009-12-03 | 2012-08-15 | 株式会社自动网络技术研究所 | Optical communication module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291835A (en) * | 2015-05-29 | 2017-01-04 | 鸿富锦精密工业（深圳）有限公司 | Optical connector and photoelectric conversion module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10725254B2 (en) | High density opto-electronic interconnection configuration utilizing passive alignment | |
| CN103765270B (en) | Optical module | |
| US8939657B2 (en) | Optical connector with sloped surface | |
| US10012808B2 (en) | Optical fiber strip, active optical module and active optical cable | |
| US9739962B2 (en) | Plastic optical fiber data communication links | |
| CN201903673U (en) | Optical module, interface and optical fiber transmission line | |
| US20060088254A1 (en) | Surface mount (SMT) connector for VCSEL and photodiode arrays | |
| US9031363B2 (en) | Optical communication device with photoelectric element and driver chip | |
| US20150241649A1 (en) | Optical connector assembly | |
| US9588312B2 (en) | Optical module assembly with improved printed circuit board | |
| TW201432336A (en) | High density optical transceiver module | |
| KR100978307B1 (en) | Optical Passive Optical Alignment Method, Optical Device Packaging System and Optical Module Using the Same | |
| CN104395796A (en) | Optical waveguide | |
| CN104133271B (en) | Optical Fiber Transmission joint | |
| TWI572929B (en) | Optical transmitting connector | |
| US9497860B2 (en) | Methods and Apparatuses to provide an electro-optical alignment | |
| US9110261B2 (en) | Optical module and optical transmission module | |
| US8858093B2 (en) | Optical connector having high coupling precision | |
| US10007071B2 (en) | Optical bodies having a total internal reflection surface and a short optical path length | |
| KR101256814B1 (en) | All passive aligned optical module and manufacturing method thereof | |
| CN103885135A (en) | Optical communication device | |
| US8837881B2 (en) | Optical connector having high coupling precision | |
| US20220035103A1 (en) | Connector and electronic apparatus | |
| US9091826B2 (en) | Optical communication device | |
| US9395503B2 (en) | Optical-electric coupling element and optical connector using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140625 |
|
| WD01 | Invention patent application deemed withdrawn after publication |