CN104101956B - Optical module and optical transceiver module - Google Patents
Optical module and optical transceiver module Download PDFInfo
- Publication number
- CN104101956B CN104101956B CN201310112360.6A CN201310112360A CN104101956B CN 104101956 B CN104101956 B CN 104101956B CN 201310112360 A CN201310112360 A CN 201310112360A CN 104101956 B CN104101956 B CN 104101956B
- Authority
- CN
- China
- Prior art keywords
- light
- optical
- guide device
- beam splitter
- total internal
- 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.)
- Expired - Fee Related
Links
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a kind of optical module and optical transceiver module, this optical module comprises one first light-guide device, an optical element, one first optical fiber, and a beam splitter, this first light-guide device comprises a first surface and a second surface, this optical element is positioned at this first surface, this first optical fiber is connected to this second surface, this beam splitter is attached at this first surface, be transferred to the light beam of this beam splitter in order to partially reflective and fractional transmission, the refractive index of this beam splitter is different from the refractive index of this first light-guide device.The present invention can solve degree of difficulty when light is coupled to optical fiber by prior art to be increased, and makes the technical problem that some light loses when coupling light.
Description
Technical field
The present invention relates to a kind of optical module and an optical transceiver module, anti-in particularly relating to a kind of utilization entirely
Penetrate to change optical module and the optical transceiver module of light beam bang path.
Background technology
Fiber optic communication refers to a kind of a kind of mode utilizing light and optical fiber transmission information.Belong to wire communication
One, it has the advantages such as transmission capacity is big, confidentiality is good, has been increasingly becoming current topmost wired
Communication mode.
Existing fiber optic communication mainly uses laser two pole that transistor outline can (TO-can) mode encapsulates
Pipe is luminous end, but, the laser diode of transistor outline can encapsulation can only be vertically mounted in circuit
Plate, thus so that degree of difficulty when light coupled to optical fiber increases, and makes some light in coupling
Light time loses.
Being made additionally, transistor outline can is mainly many with metal material, its integral manufacturing cost height is also
The volume that this laser diode module is encapsulated cannot miniaturization.
Summary of the invention
In view of described in prior art, a purpose of the present invention, it is to provide a kind of optical module.
It is another object of the present invention to provide a kind of optical transceiver module.
For reaching a purpose of the present invention, the present invention provides a kind of optical module, and this optical module comprises one the
One light-guide device, an optical element, one first optical fiber, and a beam splitter.This first light-guide device
Comprise a first surface and a second surface；This optical element is positioned at this first surface；This first optical fiber supports
It is connected to this second surface；This beam splitter is attached at this first surface, in order to partially reflective and fractional transmission
Being transferred to the light beam of this beam splitter, the refractive index of this beam splitter is different from the folding of this first light-guide device
Penetrate rate.
According to one embodiment of the invention, this optical module also comprises an optical bond structure, is arranged at this
Between first light-guide device and this beam splitter, in order to this beam splitter to be anchored on this first light-guide device
On.
According to one embodiment of the invention, this optical module also comprises a Miniature optical sensor, in order to sense
The light beam of this beam splitter of transmission.
According to one embodiment of the invention, wherein the refractive index of this first light-guide device is 1.12 to 2.08
Between.
According to one embodiment of the invention, wherein this beam splitter is optical filter, optical thin film, optics tree
Fat or optical cement.
According to one embodiment of the invention, wherein an exiting surface of this beam splitter has multiple micro structure.
According to one embodiment of the invention, wherein this first surface is provided with a protuberance, this optical element with
This protuberance is corresponding.
According to one embodiment of the invention, wherein this first surface is provided with a concave part, this beam splitter with
This concave part connects.
For reaching another object of the present invention, the present invention provides a kind of optical transceiver module, this optical transceiver module bag
Include above-mentioned optical module, one second light-guide device, one second optical fiber, and one receives optical element.This is years old
Two light-guide devices combine with this first light-guide device；The second light-guide device is corresponding sets with this for this second optical fiber
Put, in order to an external beam to be transferred to this second light-guide device；This receipts optical element and this second guide-lighting unit
Part is correspondingly arranged, in order to receive this external beam.
According to one embodiment of the invention, between this first light-guide device and this second light-guide device it is wherein
Combine with integrally formed mode or the mode of being bonded with each other.
The beneficial effects of the present invention is, the present invention can solve when light is coupled to optical fiber by prior art
Degree of difficulty increases, and makes the technical problem that some light lose when coupling light, and can reduce integral manufacturing one-tenth
This and make encapsulation volume miniaturization.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the optical transceiver module of the present invention.
Fig. 2 is along the sectional view of 2-2 line in Fig. 1.
Fig. 3 is along the sectional view of 3-3 line in Fig. 1.
Wherein, description of reference numerals is as follows:
1 optical transceiver module
10 optical modules
12 first light-guide devices
120 first surfaces
1202 protuberances
1204 concave parts
122 second surfaces
124 first total internal reflection surface
126 second total internal reflection surface
128 the 3rd total internal reflection surface
14 optical elements
16 first optical fiber
18 beam splitters
180 exiting surfaces
182 micro structures
20 optical bond structures
22 Miniature optical sensors
24 second light-guide devices
240 the 3rd surfaces
250 the 4th total internal reflection surface
26 second optical fiber
28 receive optical element
Detailed description of the invention
Refer to accompanying drawing, above and extra purpose, feature and the advantage of the present invention are by by the present invention relatively
Property explained below and non-limiting the describing in detail of good embodiment are more fully understood that.
Coordinating the axonometric chart refering to the optical transceiver module that Fig. 1 and Fig. 2, Fig. 1 are the present invention, Fig. 2 is edge
The sectional view of 2-2 line in Fig. 1.This optical transceiver module 1 comprises an optical module 10, this optical module
10 comprise one first light-guide device 12, optical element 14,1 first optical fiber 16 and a beam splitter 18.
The refractive index of this first light-guide device 12 is preferably between 1.12 to 2.08.This first light-guide device
12 comprise first surface 120 and a second surface 122, this first surface 120 and this second surface 122
Preferably respectively for a first direction and a second direction, this first surface 120 is provided with a protuberance
1202 and a concave part 1204.
Additionally, an instantiation of this first light-guide device 12 differs from this first surface 120 for comprising direction
One first total internal reflection surface 124,1 second total internal reflection surface 126 and one the 3rd total internal reflection surface 128.
This first total internal reflection surface 124 be designed such that launched by optical element 14 and be transferred to this first complete in anti-
The incident angle of the light beam penetrating face 124 is more than the critical angle of total internal reflection, consequently, it is possible to by this optics unit
Part 14 is launched and enters the light beam of this first light-guide device 12, is being transferred to this first total internal reflection surface 124
Time, will be in this first total internal reflection surface 124 experiences total internal reflection.This second total internal reflection surface 126 is
Design makes can transmit thereon via the light beam after this first total internal reflection surface 124 total internal reflection, and
The incident angle of light beam is more than the critical angle of total internal reflection, consequently, it is possible to by this first total internal reflection surface 124
Light beam after total internal reflection just can be transferred to this second total internal reflection surface 126, and in this second complete in instead
Penetrate face 126 experiences total internal reflection.In this example, this second total internal reflection surface 126 be adjacent to this first
Total internal reflection surface 124.3rd total internal reflection surface 128 is designed such that after being reflected by this beam splitter 18
Light beam can be transferred on it, and the incident angle of light beam is more than the critical angle of total internal reflection, and via
Light beam after 3rd total internal reflection surface 128 total internal reflection can be transferred to this second surface 122.
This optical element 14 is positioned at this first surface 120, and this optical element 14 is in this protuberance 1202 phase
Corresponding.This optical element 14 is in order to launch the light-emitting component of light beam or in order to receive the receipts light unit of light beam
Part.When this optical element 14 is light-emitting component, the light that this optical element 14 is launched is by being somebody's turn to do
After protuberance 1202, translate into collimated light beam.And when this optical element 14 is for receiving optical element, should
First light-guide device 12 towards the light of this optical element 14 outgoing after by this protuberance 1202, will
Focus on this optical element 14.
This first optical fiber 16 is connected to this second surface 122, use make this first optical fiber 16 with this first
Light-guide device 12 forms optics and couples.
This beam splitter 18 is attached at this first surface 120, and is connected with this concave part 1204, this point
The refractive index of optical element 18 is different from the refractive index of this first light-guide device 12, in order to partially reflective and portion
Transmission is divided to be transferred to the light beam of this beam splitter 18.This beam splitter 18 be optical filter, optical thin film,
Optical resin or optical cement.
An optical bond structure can also be comprised between this first light-guide device 12 and this beam splitter 18
20, in order to this beam splitter 18 is anchored on this first light-guide device 12.This optical bond structure 20
Beam splitter 18 can be anchored on this first light-guide device by e.g. optical cement, optics fastening structure etc.
Structure on 12.
This optical module 10 also comprises a Miniature optical sensor 22, in order to sense this beam splitter 18 of transmission
Light beam, this Miniature optical sensor 22 e.g. charge coupled cell or CMOS
Element.One exiting surface 180 of this beam splitter 18 can have multiple micro structure 182 further, described
Multiple micro structures 182 can improve the monitoring effect of this Miniature optical sensor 22.
As a example by earlier embodiments, when this optical element 14 is light-emitting component, this optical element 14
The light beam launched enters this first light-guide device 12 by this protuberance 1202, and it is first complete to be transferred to this
Interior reflective surface 124.This first total internal reflection surface 124 make light beam experiences total internal reflection and be transferred to this second
Total internal reflection surface 126, this second total internal reflection surface 126 makes light beam experiences total internal reflection and is transferred to this point
Optical element 18.This beam splitter 18 is partially reflective and fractional transmission is transferred to light beam thereon, makes generation
One reflection light beam and a transmitted light beam.This reflection light beam is transferred to the 3rd total internal reflection surface 128, and this is years old
Three total internal reflection surface 128 are transferred to this second surface 122 after making this reflection light beam experiences total internal reflection, and
This first optical fiber 16 is entered by this second surface 122.This transmitted light beam is by the plurality of micro structure 182
It is transferred to Miniature optical sensor 22.
When this optical element 14 is for receiving optical element, by this first optical fiber 16 towards this first light-guide device
The light linear system of 12 transmission is entered in this first light-guide device 12 by this second surface 122, and is transferred to
3rd total internal reflection surface 128.3rd total internal reflection surface 128 makes light beam experiences total internal reflection and transmits
To this beam splitter 18.This beam splitter 18 is partially reflective and fractional transmission is transferred to light beam thereon,
And make to be transferred to this second total internal reflection surface 126 by the light beam after reflecting.This second total internal reflection surface 126
Making light beam experiences total internal reflection and be transferred to this first total internal reflection surface 124, this first total internal reflection surface makes
Light beam experiences total internal reflection by being transferred to this optical element 14 after this protuberance 1202 optically focused.
This optical transceiver module 1 can also comprise one second light-guide device 24,1 second optical fiber 26 and receipts
Optical element 28.This second optical fiber 26 is correspondingly arranged with this second light-guide device 24, in order to by an exterior light
Bundle is transferred to this second light-guide device 26.This receipts optical element 28 is correspondingly arranged with this second light-guide device 24,
In order to receive this external beam.
The refractive index of this second light-guide device 24 can be identical or differ from this first light-guide device 12, and has
There is one the 3rd surface 240.This second light-guide device 24 combines with this first light-guide device 12, makes this
3rd surface 240 and this first surface 120 are positioned at same level, this second light-guide device 24 and this first
It is to combine with integrally formed mode or the mode of engaging each other between light-guide device 12.This second light-guide device
24 comprise one the 4th total internal reflection surface 250, and the 4th total internal reflection surface 250 design makes by this second light
Fine 15 enter this second light-guide device 24 and are transmitted to the incident angle of light beam thereon more than total internal reflection
Critical angle, and be transferred to this receipts light unit via the light beam after the 4th total internal reflection surface 250 reflection
Part 28, thereby, this receipts optical element 28 mat can receive second leads towards this via this second optical fiber 26
The light of optical element 24 transmission.
So as described above, only presently preferred embodiments of the present invention, when not limiting the model that the present invention implements
Enclose, the most all equivalent variations made according to the claims in the present invention and modification etc., all should still belong to the special of the present invention
Profit covering scope is intended to the category of protection.
Claims (9)
1. an optical module, comprises:
One first light-guide device, comprises a first surface and a second surface；The described light-guide device side of including
In one first total internal reflection surface differing from this first surface, one second total internal reflection surface and one the 3rd are complete instead
Penetrate face；
One optical element, is positioned at this first surface；
One first optical fiber, is connected to this second surface；
One beam splitter, is attached at this first surface, is transferred to this point in order to partially reflective and part refraction
The light beam of optical element, the refractive index of this beam splitter is different from the refractive index of this first light-guide device；This is anti-
Irradiating light beam is transferred to the 3rd total internal reflection surface, and it is complete interior that the 3rd total internal reflection surface makes this reflection light beam occur
It is transferred to this second surface after reflection, and enters this first optical fiber by this second surface；And
Miniature optical sensor, in order to sense the light beam of this beam splitter refraction.
2. optical module as claimed in claim 1, also comprises an optical bond structure, be arranged at this
Between one light-guide device and this beam splitter, in order to this beam splitter is anchored on this first light-guide device.
3. optical module as claimed in claim 1, wherein the refractive index of this first light-guide device is 1.12
Between 2.08.
4. optical module as claimed in claim 1, wherein this beam splitter be optical filter, optical thin film,
Optical resin or optical cement.
5. optical module as claimed in claim 1, wherein an exiting surface of this beam splitter has multiple
Micro structure.
6. optical module as claimed in claim 1, wherein this first surface is provided with a protuberance, this light
Learn element corresponding with this protuberance.
7. optical module as claimed in claim 1, wherein this first surface is provided with a concave part, this point
Optical element is connected with this concave part.
8. an optical transceiver module, including:
Optical module as described in claim 1 to 7 is arbitrary, wherein this optical element is a light-emitting component；
One second light-guide device, combines with this first light-guide device；
One second optical fiber, is correspondingly arranged with this second light-guide device, in order to an external beam is transferred to this
Second light-guide device；And
One receives optical element, is correspondingly arranged with this second light-guide device, in order to receive this external beam.
9. optical transceiver module as claimed in claim 8, wherein this first light-guide device and this second leaded light
It is to combine with integrally formed mode or the mode of being bonded with each other between element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310112360.6A CN104101956B (en) | 2013-04-01 | 2013-04-01 | Optical module and optical transceiver module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310112360.6A CN104101956B (en) | 2013-04-01 | 2013-04-01 | Optical module and optical transceiver module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104101956A CN104101956A (en) | 2014-10-15 |
| CN104101956B true CN104101956B (en) | 2016-08-10 |
Family
ID=51670239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310112360.6A Expired - Fee Related CN104101956B (en) | 2013-04-01 | 2013-04-01 | Optical module and optical transceiver module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104101956B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111694107A (en) * | 2019-03-13 | 2020-09-22 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN111239930A (en) * | 2020-03-12 | 2020-06-05 | 青岛海信宽带多媒体技术有限公司 | Optical module |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102103230A (en) * | 2009-12-16 | 2011-06-22 | 韩国电子通信研究院 | Optical coupler and active optical module comprising the same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6888988B2 (en) * | 2003-03-14 | 2005-05-03 | Agilent Technologies, Inc. | Small form factor all-polymer optical device with integrated dual beam path based on total internal reflection optical turn |
| JP5515723B2 (en) * | 2009-02-02 | 2014-06-11 | 株式会社リコー | Optical scanning apparatus, image forming apparatus, and optical communication system |
| JP5758658B2 (en) * | 2011-03-17 | 2015-08-05 | 株式会社エンプラス | Lens array and optical module having the same |
-
2013
- 2013-04-01 CN CN201310112360.6A patent/CN104101956B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102103230A (en) * | 2009-12-16 | 2011-06-22 | 韩国电子通信研究院 | Optical coupler and active optical module comprising the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104101956A (en) | 2014-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI468760B (en) | Optical module and optical transceiver module | |
| CN102687050B (en) | Optical coupling structure and optical transceiver module | |
| CN102692684B (en) | Photoelectric module | |
| CN104364689B (en) | For coupling the coupling device with structured reflecting surface of optical fiber input/output | |
| US10416397B2 (en) | Optical receptacle, optical module, and method for manufacturing optical module | |
| CN104220915A (en) | Modularized interposer | |
| CN104280839A (en) | Optical receptacle and optical module | |
| CN104345408A (en) | Optical receptacle and optical module | |
| US9739962B2 (en) | Plastic optical fiber data communication links | |
| CN109844593A (en) | LMDS Light Coupled Device and optical communication system | |
| CN102043209A (en) | Compact tap monitor | |
| JP2007187793A (en) | Optical module | |
| US20130156373A1 (en) | Photoelectric converter | |
| TW200300852A (en) | Optical parts for two-way optical communications | |
| CN104101956B (en) | Optical module and optical transceiver module | |
| CN107589488A (en) | A kind of lens fiber array and parallel light transceiving module | |
| US9046667B2 (en) | Photoelectric conversion device and optical fiber coupling connector | |
| CN211348748U (en) | Optical module structure | |
| JP2004525397A (en) | Apparatus for transmitting optical signals through a planar light guide | |
| CN108459383B (en) | Optical coupling module and optical fiber connector | |
| CN103984067B (en) | Realize the optical device of multichannel light beam splitting | |
| CN213423537U (en) | Optical assembly with backlight monitoring function and optical module | |
| US20130163924A1 (en) | Photoelectric converter | |
| CN105612456B (en) | Optical module, the component including optical module and the method for manufacturing optical module | |
| CN108181687A (en) | A kind of opto-electronic conversion method of photoelectric conversion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |