CN110119043A - Fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray - Google Patents
Fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray Download PDFInfo
- Publication number
- CN110119043A CN110119043A CN201810125611.7A CN201810125611A CN110119043A CN 110119043 A CN110119043 A CN 110119043A CN 201810125611 A CN201810125611 A CN 201810125611A CN 110119043 A CN110119043 A CN 110119043A
- Authority
- CN
- China
- Prior art keywords
- piezoelectric ceramics
- optical fiber
- polarization
- fiber
- cross
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/055—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic
- G02F1/0553—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic specially adapted for gating or modulating in optical waveguides
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/055—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic
- G02F1/0555—Operation of the cell; Circuit arrangements
Abstract
The present invention is to provide a kind of fiber polarization controllers based on cross-polarization type piezoelectric ceramics microarray.The fiber optic modulator mainly uses the technologies such as the sputter coating of metal and the inkjet printing of piezoelectric ceramics to prepare array-type micro PZT (piezoelectric transducer) on the designated position of optical fiber surface, by the techniques production molding such as polarization, encapsulation.The piezoelectric ceramics of electric signal control imposes the effect of power to optical fiber, this high-frequency vibration will so that refractive index difference is generated in cross section of optic fibre on orthogonal direction, and then cause it is birefringent in optical fiber, to realize the modulation to optical signal polarization state.The fiber optic modulator structure is small, modulation is flexible, integrated level is high, will be used widely in technical field of optical fiber.
Description
(1) technical field
The present invention relates to a kind of fiber polarization controllers, and in particular to be a kind of based on cross-polarization type piezoelectricity
The fiber polarization controller of ceramic microarray, belongs to technical field of optical fiber.
(2) background technique
With the continuous development of optical fiber telecommunications system, polarization state increasingly becomes the key factor of system for restricting development.And
Polarization Controller is the device of target polarization state required for can changing into the polarization state of input light, can be effectively to light
Polarization state controlled, therefore have a wide range of applications in fiber optic communication and sensory field.
Many scholars at home and abroad have done a large amount of research and analysis to Polarization Control, and innovative proposing is a variety of inclined
Vibration control program.It is cheap due to squeezing optical-fiber type Polarization Controller, there is control speed fast, and insertion loss is low, bandwidth
The features such as very wide, therefore using relatively broad in current fiber optic network.
Piezoelectric structure in extrusion pressing type optical fiber controller can be produced by squeezing optical fiber on two mutually orthogonal directions
Raw phase delay, when giving the stress in the cross section one of optical fiber a certain size and direction, fast axle and slow axis in optical fiber
Direction and birefringent size will also be decided.Studies have shown that the wherein direction of fast axle and the stress direction phase applied
Vertically, and slow-axis direction is then parallel to the direction of pressure.Document (the research and status of Gong Yandong, Chen Genxiang Polarization Controller
[J] optical fiber and cable and its application technology, 1995 (3): 15-20.) in theoretical analysis shows that, it is mutually at 45 ° by applying two
When the external force in direction, any output polarization state required for arbitrary input polarization being converted to.
Although there are many types for extrusion pressing type optical fiber controller, many to have achieved good experiment effect, at present
Pressurizing unit still have many shortcomings, such as the problems such as volume is relatively large, stability is poor, added losses are excessive.
The invention discloses a kind of fiber polarization controllers and its system based on cross-polarization type piezoelectric ceramics microarray
Make method.The controller uses exposure mask and inkjet printing technology, piezoelectric ceramics can uniformly be prepared in optical fiber surface.Electricity
Pole uses metal sputtering coating technique, and electrode may be implemented and fit closely with optical fiber and electrode with ceramic.With the prior art
It compares, which uses microarray formula modulation system, becomes controlling arbitrary input polarization to arbitrary output polarization state
During change, it can be easier to realize the ergodic of polarization state.Meanwhile the volume of device greatly reduces, integrated level obviously mentions
Height will be widely used in fiber optic communication from now on and sensory field of optic fibre.
(3) summary of the invention
The purpose of the present invention is to provide a kind of simple and compact for structure, high conversion efficiency based on cross-polarization type piezoelectricity pottery
The fiber polarization controller of porcelain microarray.
The object of the present invention is achieved like this:
It is by optical fiber 1, radially inner layer metallic array electrode 2, radial outer metallic array electrode 3, radial piezoelectric ceramics battle array
Column 4, longitudinal metal array electrode 5, longitudinal piezoelectric ceramics array 6, programmable array electrode 7, polymer 8, quartz substrate 9, gold
Belong to pin 10, metal lead wire 11, shell 12, screw 13 to form.Voltage signal is input to programmable array electrode, may be implemented
Vibration control to the piezoelectric ceramics array element for being printed upon optical fiber surface, and convert electrical energy into corresponding mechanical energy.It is this
The periodicity of optical fiber is squeezed, will further result in the stress birfringence of optical fiber, to realize the tune to the polarization state of optical signal
System.
Piezoelectric ceramic powder is ground to nanoscale, ink-jet printing ink is configured to dispersing agent and other solvents, passes through spray
Black printer can print required piezoelectric ceramics in specific position.Using metallic target film coating sputtering and mask technique,
Metal electrode can be made.It therefore, can be by piezoelectric energy-conversion by the film coating sputtering of the inkjet printing of piezoelectric ceramics and metal
Device is fabricated to the micro-structure positioned at optical fiber surface, is modulated so as to the polarization state to light wave in optical fiber.
Piezoelectric ceramics in fiber polarization controller uses inkjet printing technology, using computer to the standard of print position
It determines position, by spin fiber, piezoelectric ceramics can be printed to the surface of optical fiber and metal electrode in the form of ink
Designated position passes through high temperature sintering, production molding.The integrated level of more traditional Polarization Controller controller, which has, significantly to be mentioned
Height, meanwhile, the volume of device is reduced, manufacture craft is finer.
The position that piezoelectric structure prints in the fiber polarization controller is located at symmetrical two fan-shaped region of optical fiber surface, circle
Heart angle is 90 °, and piezoelectric ceramics in optical fiber surface position is mutually 45° angle in two adjacent piezoelectric structures.
The fiber polarization controller of the cross-polarization type piezoelectric ceramics microarray, piezoelectric structure are designed as radial direction
With longitudinal two kinds of piezoelectric structure types, arrangement mode uses microarray formats, right while improving the coupling efficiency of sound wave
Optical fiber is periodically squeezed, can the easier ergodic for realizing polarization state.
(4) Detailed description of the invention
Fig. 1 is the fiber polarization controller package structure diagram based on cross-polarization type piezoelectric ceramics microarray.
Fig. 2 is that radial acting type piezoelectric structure is shown in the fiber polarization controller of cross-polarization type piezoelectric ceramics microarray
It is intended to.
Fig. 3 is the cross-sectional view in attached drawing 2 in tri- structures of a, b, c at piezoelectric ceramics.
Fig. 4 is the simulation result that single radial effect type piezoelectric structure influences optical fibre refractivity.
Fig. 5 is that longitudinal acting type piezoelectric structure is shown in the fiber polarization controller of cross-polarization type piezoelectric ceramics microarray
It is intended to.
Fig. 6 is the cross-sectional view in attached drawing 5 in tri- structures of d, e, f at piezoelectric ceramics.
Fig. 7 simulation result that individually longitudinal acting type piezoelectric structure influences optical fibre refractivity.
(5) specific embodiment
Below with reference to specific embodiment, the present invention is further explained.
Fig. 1 gives the fiber polarization controller example based on cross-polarization type piezoelectric ceramics microarray.The controller
By optical fiber 1, radially inner layer metallic array electrode 2, radial outer metallic array electrode 3, radial piezoelectric ceramics array 4, Zong Xiangjin
Belong to array electrode 5, longitudinal piezoelectric ceramics array 6, programmable array electrode 7, polymer 8, quartz substrate 9, metal pins 10, gold
Belong to lead 11, shell 12, screw 13 to form.Voltage signal is input to programmable array electrode, may be implemented to being printed upon light
The vibration control of the piezoelectric ceramics array element on fine surface, and convert electrical energy into corresponding mechanical energy.This week to optical fiber
Phase property squeezes, and will further result in the stress birfringence of optical fiber, to realize the modulation to the polarization state of optical signal.
The manufacturing method of fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray is as follows:
Wherein the manufacturing method of radial effect type piezoelectric structure includes:
(1) sputter coating is carried out to optical fiber 1 using metallic target, and using mask plate to optical fiber mask, by spin fiber,
Metallic film is prepared into the inner layer metal electrode in symmetrical two fan-shaped regions in 90 ° of optical fiber surface as piezoelectric structure
2, and two adjacent electrodes in optical fiber surface position are mutually 45° angle in optical fiber axial direction.
(2) it by prepared piezoelectric ceramics ink, is injected into the print cartridge of ink-jet printer, is controlled by computer
The ink jetting position of printer, while with the rotation of optical fiber 1, piezoelectric ceramics is directly printed to the metal array electricity prepared
The surface of pole 2.Guarantee that reserved part inner layer metal electrode is not covered by ceramic ink in each array element in print procedure
Lid, so as to the welding with metal lead wire.It is put into heat-agglomerating in high temperature furnace after then optical fiber is preheated, is formed after cooling
Piezoceramic structures.The filled polymer 8 on other directions for do not print piezoelectric ceramics, and equally guarantee welding metal lead
The inner layer metal electrode at place is uncovered.
(3) on the surface of molding piezoelectric ceramics 4, upper layer metal electrode 3 is prepared using metal coating sputtering technology.Rotation
While turning optical fiber, mask plate is placed between optical fiber and metallic target to be sputtered, to guarantee that metal electrode 3 can be prepared accurately
To the upper surface of piezoelectric ceramics, to prevent being interconnected with lower electrode.
The manufacturing method of longitudinal acting type piezoelectric structure includes:
(1) piezoelectric ceramics ink is printed upon symmetrical two fan sections in 90 ° in 1 surface of optical fiber by printer respectively
In domain, and 45° angle is mutually in optical fiber surface position along the axial upper two adjacent piezoelectric ceramics of optical fiber 1.Then, use is identical
Heating method carries out high temperature sintering.After molding to be sintered, the filled polymer 8 on the other directions for do not print piezoelectric ceramics 6.
(2) metallic target sputter coating is carried out on 1 surface of optical fiber, meanwhile, using mask plate to its mask, by rotating light
Fibre can closely be prepared the circular ring metal electrode 5 of piezoelectric structure cell array at the both ends of piezoelectric ceramics 6.
Metal lead wire in the fiber polarization controller of cross-polarization type piezoelectric ceramics microarray is to pass through ultrasonic welding
Technology mutually welds lead and the inside and outside layer and two sides metal electrode of piezoelectric structure, so as to by control voltage to encode
Mode be applied on piezoelectric ceramics unit, to realize the modulation to the polarization state of the light wave transmitted in optical fiber.
Then, piezoelectric ceramics is polarised.And the optical fiber with modulated structure passes through ultraviolet glue by treated
It fixes on a quartz substrate, shell is printed using 3D printing technique, and device is packaged.
Spray can be utilized using different arrangement modes according to the manufacturing method of longitudinally and radially acting type piezoelectric structure
The technologies such as black machine printing and metal coating design a variety of composite periodicity vibrational structures in optical fiber surface.Voltage signal is inputted
To programmable array electrode, the vibration control to the piezoelectric ceramics array element for being printed upon optical fiber surface may be implemented, and will be electric
Corresponding mechanical energy can be converted into.This periodicity to optical fiber squeezes, and will further result in the stress birfringence of optical fiber, thus
Realize the modulation to the polarization state of optical signal.
Claims (5)
1. a kind of fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray.It is mainly characterized by comprising: it by light
Fibre 1, radially inner layer metallic array electrode 2, radial outer metallic array electrode 3, radial piezoelectric ceramics array 4, longitudinal metal battle array
Column electrode 5, longitudinal piezoelectric ceramics array 6, programmable array electrode 7, polymer 8, quartz substrate 9, metal pins 10, metal draw
Line 11, shell 12, screw 13 form.Voltage signal is input to programmable array electrode, may be implemented to being printed upon optical fiber table
The vibration control of the piezoelectric ceramics array element in face, and convert electrical energy into corresponding mechanical energy.This periodicity to optical fiber
It squeezes, will further result in the stress birfringence of optical fiber, to realize the modulation to the polarization state of optical signal.
2. the fiber polarization controller according to claim 1 based on cross-polarization type piezoelectric ceramics microarray, special
Sign is: through the inkjet printing and metallic target sputter coating technology using piezoelectric ceramics, on optical fiber surface designated position
The micro-structure of PZT (piezoelectric transducer) is made, and then realizes the control to polarization state in optical fiber.
3. in the fiber polarization controller according to claim 1 based on cross-polarization type piezoelectric ceramics microarray, pressure
The position of electric structure printing is located at symmetrical two fan-shaped region of optical fiber surface, and central angle is 90 °, and is pressed in two adjacent piezoelectric structures
Electroceramics is mutually 45° angle in optical fiber surface position.
4. the fiber polarization controller according to claim 1 based on cross-polarization type piezoelectric ceramics microarray, pressure
Electric structure feature is: using radial and longitudinal piezoelectric structure in controller, respectively corresponding the radial direction of piezoelectric ceramics and indulges
To polarization mode.
5. the fiber polarization controller according to claim 1 based on cross-polarization type piezoelectric ceramics microarray, pressure
Electric structure uses the arrangement mode of array, realizes and squeezes the periodicity of optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810125611.7A CN110119043A (en) | 2018-02-07 | 2018-02-07 | Fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810125611.7A CN110119043A (en) | 2018-02-07 | 2018-02-07 | Fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110119043A true CN110119043A (en) | 2019-08-13 |
Family
ID=67519698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810125611.7A Pending CN110119043A (en) | 2018-02-07 | 2018-02-07 | Fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110119043A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162931A (en) * | 2010-02-21 | 2011-08-24 | 西安邮电学院 | Phase-type polarization controller |
| CN104406682A (en) * | 2014-10-10 | 2015-03-11 | 中国电子科技集团公司第四十一研究所 | Interference signal correlation adjusting method of dual Mach-Zehnder optical fiber interference system |
| CN104777556A (en) * | 2015-04-29 | 2015-07-15 | 中国科学院半导体研究所 | Piezoelectric ceramic photoelectric link microwave signal true time delay control device |
-
2018
- 2018-02-07 CN CN201810125611.7A patent/CN110119043A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162931A (en) * | 2010-02-21 | 2011-08-24 | 西安邮电学院 | Phase-type polarization controller |
| CN104406682A (en) * | 2014-10-10 | 2015-03-11 | 中国电子科技集团公司第四十一研究所 | Interference signal correlation adjusting method of dual Mach-Zehnder optical fiber interference system |
| CN104777556A (en) * | 2015-04-29 | 2015-07-15 | 中国科学院半导体研究所 | Piezoelectric ceramic photoelectric link microwave signal true time delay control device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4418354A (en) | Method of manufacturing jet nozzle ducts, and ink jet printer comprising a jet nozzle duct manufactured by means of the method | |
| KR101281164B1 (en) | Wire grid type polarizer and method for manufacturing the same | |
| CN105278125B (en) | A kind of graphene polarization insensitive electrooptical modulator structure | |
| CN101576636B (en) | Tunable fiber F-P cavity filter | |
| CN106646730A (en) | Vortex optical fiber for orbital angular momentum generation and tuning | |
| US9507182B2 (en) | Nanocomposite electro-optic modulator | |
| US11454860B2 (en) | Liquid crystal phase shifter and manufacturing method thereof | |
| CN109613632B (en) | Adjustable resonant cavity based on flexible surface plasmon coupler and preparation method thereof | |
| Takahashi | Multilayer piezoelectric ceramic actuators and their applications | |
| CN206563817U (en) | A kind of vortex optical fiber for producing and tuning for orbital angular momentum | |
| CN102621713A (en) | Rapid tunable microfiber ring resonator | |
| CN104330841A (en) | Electric assistant manufacturing method of controllable numerical aperture microlens array | |
| CN110119043A (en) | Fiber polarization controller based on cross-polarization type piezoelectric ceramics microarray | |
| CN107565013B (en) | Longitudinal gradient short fiber piezoelectric composite material and preparation method thereof | |
| CN110119041A (en) | Piezoelectric ceramics microarray polarization type optical fiber acousto-optic device | |
| CN110174782A (en) | Electro-optic polymer waveguide mode change-over switch for mode division multiplexing technology | |
| CN109656032A (en) | Fiber based on miniature piezoelectric transducer array integrates Mach-Zehnder intensity modulator | |
| CN103698905A (en) | Online adjustable luminous power attenuator and manufacturing method thereof | |
| CN115167014B (en) | C-waveband silicon-based modulator based on vanadium dioxide metamaterial structure | |
| CN110456426B (en) | Metamaterial dual-function terahertz wave plate with sub-wavelength dielectric column array structure | |
| CN112747778A (en) | Adjustable Mach-Zehnder interferometer based on thermo-optic effect | |
| CN101846817A (en) | Ultrasonic driving optical-fiber winding filter | |
| CN110119039A (en) | Spiral microarray format modulation type optical fiber vortex field generator | |
| CN110119044A (en) | Microarray piezoelectric ceramics optical fiber acousto-optic modulator and its manufacturing method | |
| CN101221297A (en) | Tunable optical filter based on PVDF terpolymer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190813 |
|
| WD01 | Invention patent application deemed withdrawn after publication |