CN208314326U - A kind of optical switch device - Google Patents
A kind of optical switch device Download PDFInfo
- Publication number
- CN208314326U CN208314326U CN201821040986.5U CN201821040986U CN208314326U CN 208314326 U CN208314326 U CN 208314326U CN 201821040986 U CN201821040986 U CN 201821040986U CN 208314326 U CN208314326 U CN 208314326U
- Authority
- CN
- China
- Prior art keywords
- fiber
- optical
- array
- switch device
- optic
- 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
- Mechanical Light Control Or Optical Switches (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model relates to optical device fields, and in particular to a kind of optical switch device.Including fiber array, optical mirror slip group and dmd chip, the fiber array includes multiple optic fibre input ends and multiple fiber-optic outputs, and the dmd chip includes the specific reflection region of multiple array settings；Wherein, it multiple optic fibre input end output beams and is incident in corresponding specific reflection region by optical mirror slip group light reflection occurs, and is coupled in corresponding fiber-optic output using optical mirror slip group.The utility model constitutes a cramped construction by design optical switch device, using dmd chip, realizes the NxN design of photoswitch, does not need additional designs catoptric arrangement, reduces design and production cost, and improve the practicability of the optical switch device.
Description
Technical field
The utility model relates to optical device fields, and in particular to a kind of optical switch device.
Background technique
Photoswitch is a kind of optical device with one or more optional transmission ports, and effect is to optical transmission line
Optical signal in road or integrated optical circuit carries out physics switching or logical operation.
It is based particularly on the photoswitch of NxN, is generally made by mechanical principle, or is opened by 1xN optics
Put row cascaded design into.
But the outer dimension of above-mentioned two scheme is big, and it is at high cost, be not suitable for large-scale production.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of photoswitch
Device solves the problems, such as that the at high cost of existing optical switch device, size are big.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of optical switch device, including light
Fibre array, optical mirror slip group and dmd chip, the fiber array include multiple optic fibre input ends and multiple fiber-optic outputs, institute
State the specific reflection region that dmd chip includes multiple array settings；Wherein, multiple optic fibre input end output beams and pass through
Optical mirror slip group is incident in corresponding specific reflection region so that light reflection occurs, and is coupled to correspondence using optical mirror slip group
Fiber-optic output in.
Wherein, preferred version is: the optical mirror slip group includes plus lens, multiple optic fibre input end outputs
Light beam simultaneously forms multiple first convergences position, the specific reflection region of the dmd chip and the first convergence position by plus lens
It sets and is correspondingly arranged.
Wherein, preferred version is: the reflecting optics in the specific reflection region are carried out anti-by the rotating mechanism of dmd chip
Direction adjustment is penetrated, the light beam of multiple specific reflection region reflections simultaneously forms multiple second convergences position by plus lens,
The fiber-optic output is correspondingly arranged with the second convergence position.
Wherein, preferred version is: the optical mirror slip group includes multiple plus lens at array arrangement, and the convergence is saturating
Mirror is aligned setting with the optic fibre input end of fiber array and fiber-optic output respectively.
Wherein, preferred version is: the optical mirror slip group further includes into the collimation lens of array arrangement, the collimation lens
Be arranged between plus lens and fiber array, the collimation lens respectively with the optic fibre input end of fiber array and optical fiber output
End alignment setting.
Wherein, preferred version is: the fiber array is the setting of N*N array, and the collimation lens is also that N*N array is set
It sets.
Wherein, preferred version is: the optical mirror slip group further includes a substrate, and the substrate is equipped with multiple arrays
It arranges and through-hole corresponding with collimator lens position, the collimation lens is embedded in the through-hole of substrate.
Wherein, preferred version is: the fiber array includes the optical fiber interface of multiple array arrangements, and each optical fiber connects
Mouth is used as an optic fibre input end or/and fiber-optic output, and connect with external optical fiber.
Wherein, preferred version is: the optical fiber interface be double-fiber tail optical fiber, each double-fiber tail optical fiber respectively with an input optical fibre
It is connected with an output optical fibre.
Wherein, preferred version is: the optical mirror slip group includes into the collimation lens of array arrangement, the collimation lens point
Setting is not aligned with an at least double-fiber tail optical fiber.
The beneficial effects of the utility model are that compared with prior art, the utility model passes through design optical switch device,
One cramped construction is constituted using dmd chip, the NxN design of photoswitch is realized, does not need additional designs catoptric arrangement, reduce design
And production cost, and improve the practicability of the optical switch device.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the structural schematic diagram of the utility model optical switch device；
Fig. 2 is the structural schematic diagram of the utility model dmd chip；
Fig. 3 is the structural schematic diagram of the utility model plus lens；
Fig. 4 is the structural schematic diagram of the utility model optical mirror slip group.
Specific embodiment
Now in conjunction with attached drawing, elaborate to the preferred embodiment of the utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of preferred embodiment of optical switch device.
A kind of optical switch device, including fiber array 110, optical mirror slip group 120 and dmd chip 130, the fiber array
110 include multiple optic fibre input ends and multiple fiber-optic outputs, and the dmd chip 130 includes the specific anti-of multiple arrays setting
Penetrate region 131；Wherein, multiple optic fibre input end output beams and process optical mirror slip group 120 are incident on corresponding specific
Light reflection occurs in reflecting region 131, and it is coupled in corresponding fiber-optic output using optical mirror slip group 120.
Specifically, fiber array 110 includes into the multiple optical fiber 111 and multiple optical fiber incident beams of array setting, and
By optical mirror slip group 120, such as collimated, converged, filter processing, be incident to the specific reflection region on dmd chip 130
131, also, by adjusting the parameter or type of optical mirror slip group 120, the light beam preferably by different incidences can be incident to setting
Dmd chip 130 on specific reflection region 131, that is, use dmd chip 130, control the reflection in its specific reflection region 131
Light selection or the photoswitch of optical switch device can be completed in mirror.
For example, working as a certain optic fibre input end output beam, dmd chip 130 is being incident to after optical mirror slip group 120
First specific reflection region 131, and be coupled in corresponding fiber-optic output by the first specific reflection region 131, at this point, can
To realize two kinds of controls, firstly, the reflection direction of 131 reflecting mirror of the first specific reflection region of controllable dmd chip 130, it will
The light beam for being coupled to fiber-optic output reflexes to elsewhere, realizes that optical path is closed, or reflex to other fiber-optic outputs, real
Existing light path converting realizes that optical path is closed secondly, 131 reflecting mirror of the first specific reflection region of controllable dmd chip 130 does not reflect
It closes.
As shown in figs. 1 and 3, the utility model provides a kind of preferred embodiment of plus lens.
The optical mirror slip group 120 includes plus lens 121, and multiple optic fibre input end output beams simultaneously pass through
Plus lens 121 forms multiple first convergences position, the specific reflection region 131 of the dmd chip 130 and the first convergence position
It is correspondingly arranged.
Specifically, multiple optic fibre input end output beams and process plus lens 121 form multiple first and converge
Poly- position, it is described first convergence position when forming array arrange, convenient for the control of dmd chip 130, it is however generally that, neighbouring is several
A optic fibre input end concentrates in same specific reflection region 131 by the light beam that plus lens 121 converges, above-mentioned
It is realized by the adjustment to plus lens 121.Further, the optical mirror slip group 120 includes multiple remittances at array arrangement
Poly- lens 121, the plus lens 121 are aligned setting with the optic fibre input end of fiber array 110 and fiber-optic output respectively, with
Only one plus lens 121 of setting is compared, although this scheme cost can increased, technique can be more complicated, it adjusts optical path
Path effects are best, can be incident in corresponding first convergence position accurately by by the light beam of plus lens 121.
And the reflecting optics in the specific reflection region 131 carry out reflection side by the rotating mechanism of dmd chip 130
To adjustment, the light beam of multiple reflections of specific reflection regions 131 simultaneously forms multiple second convergences position by plus lens 121
It sets, the fiber-optic output is correspondingly arranged with the second convergence position.
Preferably, if optical switch device is opened or closed into realization optical path, each specific reflection area of dmd chip 130
The reflecting mirror in domain 131 is only there are two adjusting the angle, and the first adjustment angle is reflexed in corresponding fiber-optic output, and second adjustment
Angle is to reflex to elsewhere, realizes that optical path opens and closes.If alternatively, optical switch device into realize light path converting, DMD
The reflecting mirror in each specific reflection region 131 of chip 130 is adjusted the angle at least provided with two, and the first adjustment angle is to reflex to
In first fiber-optic output, and second adjustment angle is to reflex to the second fiber-optic output, and there are also other to adjust the angle just
It reflexes in other fiber-optic outputs, realizes light path converting.Alternatively, if optical switch device is into realizing light path converting and pass
It closes, the reflecting mirror in each specific reflection region 131 of dmd chip 130 is adjusted the angle at least provided with three, and the first adjustment angle is
It reflexes in the first fiber-optic output, and second adjustment angle is to reflex to the second fiber-optic output, third adjustment angle is anti-
It is incident upon blank position, realizes that optical path is closed, and just reflex in other fiber-optic outputs there are also other adjustment angles, realizes
Light path converting.
As shown in figure 4, the utility model provides a kind of preferred embodiment of plus lens.
The optical mirror slip group 120 further includes into the collimation lens 122 of array arrangement, and the setting of collimation lens 122 exists
Between plus lens 121 and fiber array 110, the collimation lens 122 respectively with the optic fibre input end and light of fiber array 110
Fine output end alignment setting.
Further, the fiber array 110 is the setting of N*N array, and the collimation lens 122 is also arranged for N*N array.
Alternatively, the optical mirror slip group 120 includes into the collimation lens 122 of array arrangement, the collimation lens 122 is respectively at least one
The alignment setting of double-fiber tail optical fiber.
Further, the optical mirror slip group 120 further includes a substrate, and the substrate is equipped with multiple array arrangements
And through-hole corresponding with 122 position of collimation lens, the collimation lens 122 are embedded in the through-hole of substrate.
Further, the fiber array 110 includes the optical fiber interface of multiple array arrangements, and each optical fiber interface is equal
It is connect as an optic fibre input end or/and fiber-optic output, and with external optical fiber.
Preferably, the optical fiber interface is double-fiber tail optical fiber, and each double-fiber tail optical fiber is exported with an input optical fibre and one respectively
Optical fiber connection.Specifically, realize that the optical path of each double-fiber tail optical fiber opens or closes by dmd chip 130, i.e., each double-fiber tail optical fiber
Optic fibre input end input light beam into optical switch device, and converge in the correspondence specific reflection region 131 of dmd chip 130,
It is when the specific reflection region 131 is open state under control, the optical fiber of the light beam coupling to corresponding double-fiber tail optical fiber is defeated
In outlet, conversely, the light beam is reflexed to blank position when the specific reflection region 131 is in off state under control.
As described above, only the best embodiment of the utility model is not intended to limit the scope of the utility model,
All equivalent change or modifications made according to the patent scope of the utility model are all that the utility model is covered.
Claims (10)
1. a kind of optical switch device, which is characterized in that including fiber array, optical mirror slip group and dmd chip, the fiber array
Including multiple optic fibre input ends and multiple fiber-optic outputs, the dmd chip includes the specific reflection region of multiple array settings；
Wherein, multiple optic fibre input end output beams and by optical mirror slip group be incident in corresponding specific reflection region with send out
Third contact of a total solar or lunar eclipse reflection, and be coupled in corresponding fiber-optic output using optical mirror slip group.
2. optical switch device according to claim 1, it is characterised in that: the optical mirror slip group includes plus lens, more
A optic fibre input end output beam and by plus lens formed it is multiple first convergence position, the dmd chip it is specific
Reflecting region is correspondingly arranged with the first convergence position.
3. optical switch device according to claim 2, it is characterised in that: the reflecting optics in the specific reflection region pass through
The rotating mechanism of dmd chip carries out reflection direction adjustment, and the light beam of multiple specific reflection region reflections is simultaneously saturating by convergence
Mirror forms multiple second convergences position, and the fiber-optic output is correspondingly arranged with the second convergence position.
4. optical switch device according to claim 2, it is characterised in that: the optical mirror slip group includes multiple arranging at array
The plus lens of cloth, the plus lens are aligned setting with the optic fibre input end of fiber array and fiber-optic output respectively.
5. according to any optical switch device of claim 2 to 4, it is characterised in that: the optical mirror slip group further includes into
The collimation lens of array arrangement, the collimation lens are arranged between plus lens and fiber array, the collimation lens difference
Setting is aligned with the optic fibre input end of fiber array and fiber-optic output.
6. optical switch device according to claim 5, it is characterised in that: the fiber array is the setting of N*N array, described
Collimation lens is also the setting of N*N array.
7. optical switch device according to claim 5, it is characterised in that: the optical mirror slip group further includes a substrate, institute
Substrate is stated equipped with multiple array arrangements and through-hole corresponding with collimator lens position, the collimation lens is embedded in the logical of substrate
Kong Zhong.
8. optical switch device according to claim 1, it is characterised in that: the fiber array includes multiple array arrangements
Optical fiber interface, each optical fiber interface is used as an optic fibre input end or/and fiber-optic output, and connects with external optical fiber
It connects.
9. optical switch device according to claim 8, it is characterised in that: the optical fiber interface is double-fiber tail optical fiber, every a pair of
Fine tail optical fiber is connect with an input optical fibre and an output optical fibre respectively.
10. optical switch device according to claim 9, it is characterised in that: the optical mirror slip group includes into array arrangement
Collimation lens, the collimation lens is aligned setting with an at least double-fiber tail optical fiber respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821040986.5U CN208314326U (en) | 2018-06-29 | 2018-06-29 | A kind of optical switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821040986.5U CN208314326U (en) | 2018-06-29 | 2018-06-29 | A kind of optical switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208314326U true CN208314326U (en) | 2019-01-01 |
Family
ID=64717419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821040986.5U Expired - Fee Related CN208314326U (en) | 2018-06-29 | 2018-06-29 | A kind of optical switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208314326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114460731A (en) * | 2022-01-24 | 2022-05-10 | 浙江大学 | Multicolor structured light illumination super-resolution microscopic imaging method and device based on DMD |
-
2018
- 2018-06-29 CN CN201821040986.5U patent/CN208314326U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114460731A (en) * | 2022-01-24 | 2022-05-10 | 浙江大学 | Multicolor structured light illumination super-resolution microscopic imaging method and device based on DMD |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104216042B (en) | Light guide structure and head-mounted display equipment | |
| CN208314326U (en) | A kind of optical switch device | |
| CN203630394U (en) | 1*N multichannel MEMS optical switch structure | |
| CN107003480B (en) | Wavelength selection switch device, communication equipment and wavelength switching method | |
| CN105988222A (en) | Combiner | |
| CN109891284A (en) | Light circuit substrate, light device and alignment methods | |
| CN110161758A (en) | Light transformational structure, backlight module and virtual reality display device | |
| CN108717232A (en) | A kind of optical switch device | |
| EP1887392A1 (en) | Variable optical attenuator | |
| CN206920807U (en) | LASER Light Source Multiplexing apparatus | |
| CN109031849A (en) | Liquid crystal lens and the imaging device for using the liquid crystal lens | |
| CN205941979U (en) | 1 MEMS photoswitch module of N passageway | |
| CN205581404U (en) | Light attenuating device and optical attenuator | |
| CN104460009A (en) | Combiner | |
| CN208384176U (en) | A kind of optical transmission module and device with backlight monitoring | |
| CN105044863B (en) | Optical assembly | |
| TW503330B (en) | Optical switch and method for alignment thereof | |
| CN203324574U (en) | Optical switch | |
| CN205844578U (en) | A kind of miniaturization reflection-type mechanical optical switch | |
| CN205480803U (en) | High efficiency polarisation device | |
| CN106530976B (en) | Suspension display device | |
| CN105182673A (en) | Projector | |
| CN104345390A (en) | Adjustable light power distributor and distributor array | |
| CN105467628B (en) | A kind of hybrid integrated electrically-controlled liquid crystal array of photoswitch | |
| CN205015606U (en) | Projector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 |