CN202306017U - Polarized-light-based optical mixer - Google Patents
Polarized-light-based optical mixer Download PDFInfo
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- CN202306017U CN202306017U CN2011204449524U CN201120444952U CN202306017U CN 202306017 U CN202306017 U CN 202306017U CN 2011204449524 U CN2011204449524 U CN 2011204449524U CN 201120444952 U CN201120444952 U CN 201120444952U CN 202306017 U CN202306017 U CN 202306017U
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Abstract
The present utility model relates to a polarized-light-based optical mixer which is made according to a micro-optical principle. The mixer comprises a signal light incidence module (101) for dividing a signal light into four polarization states; a reference light incidence module (102) for dividing a reference light into four polarization states, and phase difference between the signal light incidence module (101) and the reference light incidence module (102) is 90 degrees; a wave-combing and wave-splitting module (103), an optical path of the wave-combining and wave-splitting module (103) is provided with two groups of phase shifers, the first group of phase shifters is used for realizing wave combination of four polarization state lights emitted by the signal light incidence module (101) and the reference light incidence module (102), and the second phase shifter is used for dividing wave-combined light signals to four ports to be output; and four exit modules (104) for leading out the light signals out. The polarized-light-based optical mixer which is made according to a micro-optical principle is mature in technology, and large-scale production can be realized.
Description
Technical field
The utility model relates to a kind of mixer, especially relate to a kind of based on polarized light the optics mixer.
Background technology
At present, in the remote high-speed optical transmission system, coherent detection is a kind of detection method that effectively overcomes optical dispersion.In this coherent detection system, the optics mixer is a kind of requisite critical optical components, realizes receiving the merging of signal and reference signal light, thereby extracts position phase and the polarization information that receives in the flashlight.Existing optics mixer implementation has several kinds: wherein a kind of is full optical fiber mode, but the optics mixer volume that this kind mode constitutes is big, and receives Influence of Temperature easily; Another kind is the slab guide mode, but the mixer manufacturing equipment that this kind mode constitutes investment is big, complex manufacturing technology.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned deficiency, provides a kind of simple and reliable according to the optics mixer of micro-optic principle based on polarized light.
The purpose of the utility model is achieved in that a kind of optics mixer based on polarized light, and said mixer includes:
A flashlight incident module, said flashlight incident module includes two and moves the bundle device, and two are moved the bundle device flashlight are resolved into four polarization states;
A reference light incident module, said reference light incident module includes two and moves the bundle device, two are moved the bundle device reference light are resolved into four polarization states, and flashlight incident module and reference light incident module (between the phase phasic difference be 90 °;
One is closed the wave separater module; Said light path of closing the wave separater module is provided with two groups of phase-shifters; First group of phase-shifter closes ripple with four polarization state light that flashlight incident module and reference light incident module penetrate, and the light signal that second group of phase-shifter will close behind the ripple decomposes four ports outputs;
Four outgoing modules, said outgoing module are corresponding respectively to be installed on four equipped at outlet port that close the wave separater module, is used for light signal is derived.
The utility model is based on the optics mixer of polarized light,
Be disposed with collimating apparatus one on the light path of said flashlight incident module, move bundle device one, half-wave plate one, quarter-wave plate one, move bundle device seven and glass sheet one;
Be disposed with collimating apparatus two on the light path of said reference light incident module, move bundle device two, half-wave plate two, quarter-wave plate two, move bundle device eight glass sheet two and half-wave plate seven;
The said wave separater module of closing includes phase-shifter one; The polarized light of said phase-shifter a pair of flashlight incident module and reference light incident module closes ripple; The light signal that closes behind the ripple divides two-way output; Be disposed with half-wave plate eight, phase-shifter two, quarter-wave plate three and prism one on one tunnel light path; Be disposed with prism two, half-wave plate nine, phase-shifter one, prism three and quarter-wave plate four on another road light path, wherein, phase-shifter one is above-mentioned first group of phase-shifter; Phase-shifter two is above-mentioned second group of phase-shifter with phase-shifter one, and the exiting surface of said phase-shifter two, phase-shifter one, prism one and quarter-wave plate four correspondence respectively is provided with an outgoing module;
Said outgoing module is disposed with half-wave plate, moves bundle device and collimating apparatus on light path.
Compared with prior art, the beneficial effect of the utility model is:
The utility model adopts the manufacturing of micro-optic principle design to form, and need not heat, and is not influenced by ambient temperature, and adopts all kinds of optical device to constitute, and can carry out modularization production, makes things convenient for producer to carry out large-scale production.
Description of drawings
Fig. 1 is the structural representation of the utility model based on the optics mixer of polarized light.
Fig. 2 is concrete the use synoptic diagram of the utility model based on the optics mixer of polarized light.
Wherein:
Flashlight incident module 101, reference light incident module 102, close wave separater module 103, outgoing module 104;
Collimating apparatus 1, collimating apparatus 2 1.2, collimating apparatus 3 1.3, collimating apparatus 4 1.4, collimating apparatus 5 1.5, collimating apparatus 6 1.6;
Move bundle device 1, move bundle device 2 2.2, move bundle device 3 2.3, move bundle device 4 2.4, move bundle device 5 2.5, move bundle device 6 2.6, move bundle device 7 2.7, move bundle device 8 2.8;
Half-wave plate 1, half-wave plate 2 3.2, half-wave plate 3 3.3, half-wave plate 4 3.4, half-wave plate 5 3.5, half-wave plate 6 3.6, half-wave plate 7 3.7, half-wave plate 8 3.8, half-wave plate 9 3.9;
Quarter-wave plate 1, quarter-wave plate 2 4.2, quarter-wave plate 3 4.3, quarter-wave plate 4 4.4;
Glass sheet 1, glass sheet 2 5.2;
Phase-shifter 1, phase-shifter 2 6.2, phase-shifter 1;
Prism 1, prism 2 7.2, prism 3 7.3.
Embodiment
Referring to Fig. 1; A kind of optics mixer that the utility model relates to based on polarized light; Said mixer includes flashlight incident module 101, reference light incident module 102, closes wave separater module 103 and outgoing module 104; Said flashlight incident module 101 includes two and moves the bundle device, two move the bundle device flashlight is resolved into four polarization states, said reference light incident module 102 includes two and moves the bundle device; Two are moved the bundle device reference light are resolved into four polarization states; And 90 ° of the phase phasic differences between flashlight incident module 101 and the reference light incident module 102, the said wave separater module 103 of closing is closed ripple through phase-shifter with flashlight incident module 101 and four polarization state light that reference light incident module 102 penetrates, and the light signal that will close behind the ripple through phase-shifter more subsequently decomposes 104 outputs of four outgoing modules.
Referring to Fig. 2; Be disposed with collimating apparatus 1 on the light path of said flashlight incident module 101, move bundle device 1, half-wave plate 1, quarter-wave plate 1, move bundle device 7 2.7 and glass sheet 1, saidly move bundle device 1 and move bundle device 7 2.7 flashlight is resolved into four polarization states;
Be disposed with collimating apparatus 2 1.2 on the light path of said reference light incident module 102, move bundle device 2 2.2, half-wave plate 2 3.2, quarter-wave plate 2 4.2, move bundle device 8 2.8 glass sheet 2 5.2 and half-wave plate 7 3.7; Saidly move bundle device 2 2.2 and move bundle device 8 2.8 reference light is resolved into four polarization states, said glass sheet 1 and glass sheet 2 5.2 are used for the optical path difference between conditioning signal light incident module 101 and the reference light incident module 102;
The said wave separater module 103 of closing includes phase-shifter 1; The polarized light of one 6.1 pairs of flashlight incident of said phase-shifter module 101 and reference light incident module 102 works the ripple effect of closing; The light signal that closes behind the ripple divides two-way output (each road includes two polarization states); Be disposed with half-wave plate 8 3.8, phase-shifter 2 6.2, quarter-wave plate 3 4.3 and prism 1 on one tunnel light path; Be disposed with prism 2 7.2, half-wave plate 9 3.9, phase-shifter 1, prism 3 7.3 and quarter-wave plate 4 4.4 on another road light path; Wherein phase-shifter 2 6.2 is used for that with phase-shifter 1 light is divided into two-way and is assigned to four ports outputs, the exiting surface of said phase-shifter 2 6.2, phase-shifter 1, prism 1 and quarter-wave plate 4 4.4 each to an outgoing module 104
Said outgoing module 104 is disposed with half-wave plate, moves bundle device and collimating apparatus on light path; Wherein move the bundle device two polarization state light are merged into one tunnel output; Four tunnel outputs subsequently are coupled to respectively on two pairs of balanced type optical receivers and can be analyzed, and then can analyze flashlight.In this specific embodiment; Outgoing module 104 has four; First by half-wave plate 3 3.3, move bundle device 3 2.3 and collimating apparatus 3 1.3 and constitute; Second by half-wave plate 4 3.4, move bundle device 4 2.4 and collimating apparatus 4 1.4 and constitute, the 3rd by half-wave plate 5 3.5, move bundle device 5 2.5 and collimating apparatus 5 1.5 constitutes, the 4th by half-wave plate 6 3.6, move bundle device 6 2.6 and collimating apparatus 6 1.6 constitutes.
More than be merely an embodiment, those skilled in the art according to the micro-optic principle based on polarized light and the utility model principle the institute change of doing all within the utility model protection domain.
Claims (2)
1. one kind according to the optics mixer of micro-optic principle based on polarized light, and it is characterized in that: said mixer includes:
A flashlight incident module (101), said flashlight incident module (101) include two and move the bundle device, and two are moved the bundle device flashlight is resolved into four polarization states;
A reference light incident module (102); Said reference light incident module (102) includes two and moves the bundle device; Two are moved the bundle device reference light are resolved into four polarization states, and the phase phasic difference between flashlight incident module (101) and the reference light incident module (102) is 90 °;
One is closed wave separater module (103); Said light path of closing wave separater module (103) is provided with two groups of phase-shifters; First group of phase-shifter closes ripple with four polarization state light that flashlight incident module (101) and reference light incident module (102) penetrate, and the light signal that second group of phase-shifter will close behind the ripple decomposes four ports outputs;
Four outgoing modules (104), said outgoing module (104) correspondence respectively are installed on four equipped at outlet port that close wave separater module (103), are used for light signal is derived.
2. a kind of according to claim 1 according to the optics mixer of micro-optic principle based on polarized light, it is characterized in that:
Be disposed with collimating apparatus one (1.1) on the light path of said flashlight incident module (101), move bundle device one (2.1), half-wave plate one (3.1), quarter-wave plate one (4.1), move bundle device seven (2.7) and glass sheet one (5.1);
Be disposed with collimating apparatus two (1.2) on the light path of said reference light incident module (102), move bundle device two (2.2), half-wave plate two (3.2), quarter-wave plate two (4.2), move bundle device eight (2.8) glass sheet two (5.2) and half-wave plate seven (3.7);
The said wave separater module (103) of closing includes phase-shifter one (6.1); Said phase-shifter one (6.1) closes ripple to the polarized light of flashlight incident module (101) and reference light incident module (102); The light signal that closes behind the ripple divides two-way output; Be disposed with half-wave plate eight (3.8), phase-shifter two (6.2), quarter-wave plate three (4.3) and prism one (7.1) on one tunnel light path; Be disposed with prism two (7.2), half-wave plate nine (3.9), phase-shifter one (6.3), prism three (7.3) and quarter-wave plate four (4.4) on another road light path; Wherein, Phase-shifter one (6.1) is above-mentioned first group of phase-shifter, and phase-shifter two (6.2) and phase-shifter one (6.3) are above-mentioned second group of phase-shifter, and the exiting surface of said phase-shifter two (6.2), phase-shifter one (6.3), prism one (7.1) and quarter-wave plate four (4.4) correspondence respectively is provided with an outgoing module (104);
Said outgoing module (104) is disposed with half-wave plate, moves bundle device and collimating apparatus on light path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204449524U CN202306017U (en) | 2011-11-11 | 2011-11-11 | Polarized-light-based optical mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204449524U CN202306017U (en) | 2011-11-11 | 2011-11-11 | Polarized-light-based optical mixer |
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| Publication Number | Publication Date |
|---|---|
| CN202306017U true CN202306017U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204449524U Expired - Fee Related CN202306017U (en) | 2011-11-11 | 2011-11-11 | Polarized-light-based optical mixer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108982510A (en) * | 2018-06-11 | 2018-12-11 | 东华大学 | Utilize 90 ° of optics mixer Surface profiling dynamic detection systems and method |
-
2011
- 2011-11-11 CN CN2011204449524U patent/CN202306017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108982510A (en) * | 2018-06-11 | 2018-12-11 | 东华大学 | Utilize 90 ° of optics mixer Surface profiling dynamic detection systems and method |
| CN108982510B (en) * | 2018-06-11 | 2021-05-28 | 东华大学 | Dynamic detection system and method for digitally shearing speckles by using 90-degree optical mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20131111 |