CN103217746B - Light path switch and control method thereof - Google Patents
Light path switch and control method thereof Download PDFInfo
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- CN103217746B CN103217746B CN201210018347.XA CN201210018347A CN103217746B CN 103217746 B CN103217746 B CN 103217746B CN 201210018347 A CN201210018347 A CN 201210018347A CN 103217746 B CN103217746 B CN 103217746B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
- G02B6/3504—Rotating, tilting or pivoting the waveguides, or with the waveguides describing a curved path
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- Optics & Photonics (AREA)
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Abstract
The invention discloses a kind of light path switch and control method thereof, this light path switch comprises: multiple static docking terminal, be positioned at the surface of spheroid and perpendicular to the surface of spheroid, be respectively used to a butt end of docking optical fiber in fixing many docking optical fiber; Motion docking terminal, is positioned on the whirligig of the inside of spheroid, for another butt end of fixing docking optical fiber; Whirligig is used for realizing the static docking terminal that motion docking terminal to dock in optical fiber with many belonging to the docking optical fiber that needs to dock connect by rotating.The present invention is omnidistance facilitates dilatation without Insertion Loss.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of light path switch and control method thereof.
Background technology
Optical path changer is for realizing docking of optical fiber and optical fiber.
In correlation technique, mostly adopt catoptron and light-splitting device to be formed and exchange light path.Fig. 1 exchanges according to the light of correlation technique the schematic diagram connected, as shown in Figure 1, this design exist light-splitting device Insertion Loss serious, be difficult to the defects such as dilatation.
Summary of the invention
The invention provides a kind of light path switch and control method thereof, cause larger Insertion Loss with the light path switch at least solved in correlation technique, and be not easy to the problem of dilatation.
According to an aspect of the present invention, provide a kind of light path switch, comprising: multiple static docking terminal, be positioned at the surface of spheroid and perpendicular to the surface of spheroid, be respectively used to a butt end of docking optical fiber in fixing many docking optical fiber; Motion docking terminal, is positioned on the whirligig of the inside of spheroid, for another butt end of fixing docking optical fiber; Whirligig is used for realizing the static docking terminal that motion docking terminal to dock in optical fiber with many belonging to the docking optical fiber that needs to dock connect by rotating.
Preferably, whirligig comprises: vertical rotary bar, for rotating in perpendicular, and, in the end head of vertical rotary bar, motion docking terminal is installed; Horizontal rotary bull stick, is flexibly connected with the middle part of vertical rotary bar in the middle part of it, rotates in surface level for realizing vertical rotary bar.
Preferably, at the first end head of vertical rotary bar, the first motion docking terminal as light transmitting terminal is installed, in the second end head of vertical rotary bar, the second motion docking terminal as optical receiving end is installed.
Preferably, the center that optical fiber passes vertical rotary bar and horizontal rotary bull stick is docked.
Preferably, whirligig also comprises: fixed pedestal, is positioned at the upper end of horizontal rotary bull stick, for fixing horizontal swingle; Rotating basis, is positioned at the lower end of horizontal rotary bull stick, for support level swingle.
Preferably, horizontal rotary bull stick and rotating basis are provided with the identical electromagnetism of polarity or permanent magnet poles.
Preferably, horizontal rotary bull stick comprises conical head, and fixed pedestal and rotating basis include the cone tank corresponding with conical head.
Preferably, static docking terminal docks terminal with motion and is provided with opposite polarity electromagnetic induction head or electrostatic induction head.
Preferably, also comprise: tapered guide head, be positioned at the front end of motion docking terminal; Tapered guide groove, is positioned at the front end of static docking terminal, for becoming to interlock with tapered guide capitiform.
Preferably, also comprise: automatic runback device, being positioned on motion docking terminal, for being freely separated of interlocking of tapered guide head and tapered guide groove.
According to another aspect of the present invention, provide a kind of light path switch control method, comprising determine to move offset direction between the static docking terminal belonging to docking optical fiber that docks with needs of docking terminal and side-play amount; According to offset direction and side-play amount, carry out power on/off to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
Preferably, according to offset direction and side-play amount, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock and comprises: according to offset direction and side-play amount, determine the longitude displacement between motion docking terminal with the static docking terminal belonging to the docking optical fiber needing to dock and latitude displacement; According to longitude displacement and latitude displacement, carry out power on/off to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
Preferably, according to longitude displacement and latitude displacement, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock and comprises: according to longitude displacement, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal rotates in surface level, until motion docking terminal is identical with the longitude of the static docking terminal belonging to the docking optical fiber needing to dock; According to latitude displacement, carry out power on/off to multiple static docking terminal, brought into motion docking terminal rotates in perpendicular, until motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
Preferably, according to longitude displacement and latitude displacement, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock and comprises: according to latitude displacement, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal rotates in perpendicular, until motion docking terminal is identical with the latitude of the static docking terminal belonging to the docking optical fiber needing to dock; According to longitude displacement, carry out power on/off to multiple static docking terminal, brought into motion docking terminal rotates in surface level, until motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
Preferably, the mode of motion of motion docking terminal is step motion mode.
The present invention connects by adopting whirligig realization motion docking terminal to dock in optical fiber the static docking terminal belonging to docking optical fiber needing to dock with many in spheroid, the light path switch solved in correlation technique causes larger Insertion Loss, and be not easy to the problem of dilatation, can reach omnidistance without Insertion Loss, and facilitate the effect of the dilatation of exchange capacity.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of the light path switch according to correlation technique;
Fig. 2 is the schematic diagram of the light path switch according to the embodiment of the present invention;
Fig. 3 is the schematic diagram of light path switch according to the preferred embodiment of the invention;
Fig. 4 is the schematic diagram of the horizontal base according to the preferred embodiment of the invention in light path switch;
Fig. 5 is the schematic diagram of the cone self-locking location open joint according to the preferred embodiment of the invention in light path switch;
Fig. 6 is the process flow diagram of the control method of light path switch according to the embodiment of the present invention;
Fig. 7 is the process flow diagram of the control method of light path switch according to the preferred embodiment of the invention.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The invention provides a kind of light path switch, Fig. 2 is the schematic diagram of the light path switch according to the embodiment of the present invention, as shown in Figure 2, comprises static docking terminal 22, motion docking terminal 24 and whirligig 26.Below its structure is described in detail.
Multiple static docking terminal 22, is positioned at the surface of spheroid and perpendicular to the surface of spheroid, is respectively used to a butt end of docking optical fiber in fixing many docking optical fiber; Motion docking terminal 24, is positioned on the whirligig 26 of the inside of spheroid, for another butt end of fixing docking optical fiber; Whirligig 26 is for realizing the static docking terminal 22 that motion docking terminal 24 to dock in optical fiber with many belonging to the docking optical fiber that needs to dock connect by rotating.
In correlation technique, light path switch uses Light Coupled Device, causes larger Insertion Loss, and is not easy to dilatation.In the present invention, realize the static docking terminal 22 that motion docking terminal 24 to dock in optical fiber with many belonging to the docking optical fiber that needs to dock connect by adopting whirligig 26 in spheroid, whole process is without Insertion Loss and facilitate dilatation.
Connect with the static terminal 22 that docks to realize motion docking terminal 24 more accurately, whirligig 26 can be combined by vertical rotary bar 2 and horizontal rotary bull stick 3 and realize.Wherein the end head of vertical rotary bar 2 is provided with motion docking terminal 24 and this motion can be driven to dock terminal 24 in perpendicular, carries out ± 360 degree of rotations, the middle part of horizontal rotary bull stick 3 is flexibly connected with the middle part of this vertical rotary bar 2, can drive this vertical rotary bar 2 in surface level, carry out ± 360 degree of rotations while rotating along own axes.It should be noted that, this horizontal rotary bull stick 3 can be the bar of a horizontal axis of rotation through spheroid (namely horizontal axis of rotation also passes the line of ball centre perpendicular to surface level), thus ensures that this vertical rotary bar 2 rotation in surface level is more flexible; The many bars that this horizontal rotary bull stick 3 also can be symmetrical in this horizontal axis of rotation by many form, thus ensure that this vertical rotary bar rotation in surface level is more stable.
And then the present invention has also carried out multiple improvement to combining above by vertical rotary bar 2 and horizontal rotary bull stick 3 whirligig 26 realized, and is described in detail below.Fig. 3 is the schematic diagram of light path switch according to the preferred embodiment of the invention, as shown in Figure 3.
(1) relevant to vertical rotary bar improvement
A, vertical rotary bar 2 two ends adopt isometric design, thus ensure that the rotation of vertical rotary bar 2 in surface level is more stable.
B, in order to reduce the quantity of permutoid that this light path switch adopts, the motion docking terminal 24 vertical rotary bar 2 two ends can installed is as light transmitting terminal and optical receiving end, and the corresponding combination of terminal 24 is docked in static docking terminal 22 and this motion install, thus what ensure that the two ends of same vertical rotary bar aim at is same group of light transmitting-receiving terminal, if what namely the first end of vertical rotary bar 2 was aimed at is light transmitting terminal, then what the second end of vertical rotary bar 2 was aimed at is optical receiving end.By such design, transmitting-receiving can be realized at same ball interior and locate simultaneously, reduce the complicacy of control circuit, ensure the reliability (probability of failure of the docking that crosses reduces by 50%) of this light path switch.
C, in order to better realize all-direction rotation, docking optical fiber is arranged on the axis of motion docking terminal 24, through the center of vertical rotary bar 2 and horizontal rotary bull stick 3, draws spheroid and is connected with the external world.
(2) relevant to horizontal rotary bull stick improvement
The upper end of A, horizontal rotary bull stick 3 is flexibly connected with the fixed pedestal 14 being arranged on spheroid top, the lower end of horizontal rotary bull stick 3 is flexibly connected with the rotating basis 13 be arranged on bottom spheroid, the axis line of two pedestals through ball centre point, thus can realize horizontal rotary bull stick 3 and rotates freely in rotating basis.
B, with rotating basis 13, the identical electromagnetism of polarity or permanent magnet poles are installed in the lower end 32 of horizontal rotary bull stick 3, by mutually exclusive, thus the Action of Gravity Field of offset by the level of swingle 3, realize the suspension effect of horizontal rotary bull stick 3, reduce the friction force that horizontal rotary bull stick 3 rotates relative to rotating basis 13.
C, Fig. 4 are the schematic diagram of the horizontal base according to the preferred embodiment of the invention in light path switch, as shown in Figure 4, the two ends of horizontal rotary bull stick 3 adopt conical design, namely horizontal rotary bull stick 3 is provided with conical head, fixed pedestal 14 and rotating basis 13 are all provided with the cone tank corresponding with conical head, thus reduce horizontal rotary bull stick 3 and the contact area of pedestal, ensure that horizontal rotary bull stick 3 freely reliably can rotate in pedestal.
(3) improvement that the docking of terminal 24 and static docking terminal 22 is relevant is docked to motion
A, safe and free docking in order to realize moving docking terminal 24 and static docking terminal 22, static docking terminal 22 docks terminal 24 and is provided with opposite polarity electromagnetic induction head 242 or electrostatic induction 242 with moving.During work, utilize the two like magnetic poles repel each other opposite sex to the principle of inhaling, the docking that crosses of the terminal that achieves a butt joint.
B, to dock accurately to reach, reduce docking and realize cost, motion docking terminal adopts cone interlocking design with the static terminal that docks, Fig. 5 is the schematic diagram of the cone self-locking location open joint according to the preferred embodiment of the invention in light path switch, as shown in Figure 5, namely tapered guide head 241 is adopted in the front end of motion docking terminal 24, adopt in the front end of static docking terminal 22 and can form with tapered guide head 241 the tapered guide groove 221 interlocked, thus ensure under graviational interaction, make displacement bias in controlled range, realize Dock With Precision Position and interlocking.
C, motion docking terminal 24 are also provided with the automatic runback device 243 being provided for tapered guide head 241 and can being freely separated with the interlocking of tapered guide groove 221, thus the unblock between convenient motion docking terminal 24 and static docking terminal 22.
Present invention also offers a kind of control method of light path switch, the method may be used for controlling above-mentioned light path switch.Fig. 6 is the process flow diagram of the control method of light path switch according to the embodiment of the present invention, as shown in Figure 6, comprises following step S602 to step S604.
Step S602, determines the offset direction between motion docking terminal with the static docking terminal belonging to the docking optical fiber needing to dock and side-play amount.
Step S604, according to offset direction and side-play amount, carries out power on/off to multiple static docking terminal, and brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
The present invention is by carrying out power on/off to multiple static docking terminal, and brought into motion docking terminal connects with the static docking terminal needed belonging to the docking optical fiber that dock, can dock the stable movement, reliably of terminal by controlled motion.
Preferably, in step s 604, can first according to offset direction and side-play amount, determine the longitude displacement between motion docking terminal with the static docking terminal belonging to the docking optical fiber needing to dock and latitude displacement, again according to longitude displacement and latitude displacement, carry out power on/off to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.This preferred embodiment can be applied in above-mentioned light path switch, especially, can be applied to and above-mentionedly have employed in the light path switch of the whirligig combined by vertical rotary bar and horizontal rotary bull stick, in this light path switch, adopt sense of rotation and the rotation amount of the longitude Bit andits control horizontal rotary bull stick in this preferred embodiment, adopt sense of rotation and the rotation amount of the latitude Bit andits control vertical rotary bar in this preferred embodiment, the motion of terminal can be docked precisely, reliably by controlled motion.
Describe how this longitude and latitude control method is applied to above-mentioned have employed in the light path switch of the whirligig combined by vertical rotary bar and horizontal rotary bull stick in detail below by example one and example two.
Example one, according to longitude displacement, carries out power on/off to multiple static docking terminal, and brought into motion docking terminal rotates in surface level, until motion docking terminal is identical with the longitude of the static docking terminal belonging to the docking optical fiber needing to dock; According to latitude displacement, carry out power on/off to multiple static docking terminal, brought into motion docking terminal rotates in perpendicular, until motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
Example two, according to longitude displacement and latitude displacement, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock and comprises: according to latitude displacement, power on/off is carried out to multiple static docking terminal, brought into motion docking terminal rotates in perpendicular, until motion docking terminal is identical with the latitude of the static docking terminal belonging to the docking optical fiber needing to dock; According to longitude displacement, carry out power on/off to multiple static docking terminal, brought into motion docking terminal rotates in surface level, until motion docking terminal connects with the static docking terminal belonging to the docking optical fiber needing to dock.
It should be noted that, the reliable movement of terminal is docked in order to ensure to move, adopt stepping electromagnetism or stepping electrostatic principle, some static docking terminal electromagnetic circuits or electrostatic circuit are controlled, by controlling the circuit step-by-step movement of static docking terminal, brought into motion docking terminal moves sustainedly and stably, thus reaches location, accurate position.
In order to describe the control method of above-mentioned light path switch in detail, present invention also offers the preferred embodiment that describes its control procedure.
Fig. 7 is the process flow diagram of the control method of light path switch according to the preferred embodiment of the invention, as shown in Figure 7, comprises following step S702 to step S724.
Step S702, carries out initialization.
Step S704, has judged whether request.If so, step S706 is performed; If not, step S704 is repeated.
Step S706, the longitude and latitude of inquiry current position.It should be noted that, light path switch can adopt coding/decoding technology, all static docking terminals are pressed longitude and latitude location, latitude and longitude information is encoded, coded message is uniquely corresponding with static docking terminal, after control circuit receives exchange instruction, can with the longitude and latitude address information addressing of its correspondence.
Step S708, query demand location longitude and latitude.
Step S710, calculates initial and default longitude and latitude relative mistake.
Step S712, calculates latitude displacement path.
Step S714, calculates longitude displacement path.
Step S716, Position Latitude addressing.
Step S718, longitude station addressing.
Step S720, carries out position verification.
Step S722, judges that whether position is correct, if so, performs step S724; If not, step S704 is performed.
Step S724, terminates.
In addition, in order to ensure the reliability of light path switch further, the present invention can also follow the tracks of by pair warp and weft degree deformation trace, its following principle is, by the reception light feedback circuit of light signal receiving end, and the movement locus of Real-Time Monitoring motion docking terminal, once there is movement warp, then by the movement locus of feedback campaign docking terminal, recalculate offset variable, the displacement of motion docking terminal is corrected.
It should be noted that, can perform in the computer system of such as one group of computer executable instructions in the step shown in the process flow diagram of accompanying drawing, and, although show logical order in flow charts, but in some cases, can be different from the step shown or described by order execution herein.
In sum, according to the abovementioned embodiments of the present invention, a kind of light path switch and control method thereof is provided.Realize the static docking terminal that motion docking terminal to dock in optical fiber with many belonging to the docking optical fiber that needs to dock connecting by adopting whirligig in spheroid, thus whole process facilitates dilatation without Insertion Loss.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. a light path switch, is characterized in that comprising:
Multiple static docking terminal, is positioned at the surface of spheroid and perpendicular to the surface of described spheroid, is respectively used to a butt end of docking optical fiber in fixing many docking optical fiber;
Motion docking terminal, is positioned on the whirligig of the inside of described spheroid, for another butt end of fixing docking optical fiber;
Described whirligig is used for realizing described motion docking terminal connect with described many static docking terminals docked in optical fiber belonging to the docking optical fiber that needs to dock by rotating;
Wherein, described whirligig comprises:
Vertical rotary bar, for rotating in perpendicular, and, in the end head of described vertical rotary bar, described motion docking terminal is installed;
Horizontal rotary bull stick, is flexibly connected with the middle part of described vertical rotary bar in the middle part of it, rotates in surface level for realizing described vertical rotary bar;
Fixed pedestal, is positioned at the upper end of described horizontal rotary bull stick, for fixing described horizontal rotary bull stick;
Rotating basis, is positioned at the lower end of described horizontal rotary bull stick, for supporting described horizontal rotary bull stick.
2. light path switch according to claim 1, it is characterized in that, at the first end head of described vertical rotary bar, the first motion docking terminal as light transmitting terminal is installed, in the second end head of described vertical rotary bar, the second motion docking terminal as optical receiving end is installed.
3. light path switch according to claim 1, is characterized in that, described docking optical fiber passes the center of described vertical rotary bar and described horizontal rotary bull stick.
4. light path switch according to claim 1, is characterized in that, described horizontal rotary bull stick and described rotating basis are provided with the identical electromagnetism of polarity or permanent magnet poles.
5. light path switch according to claim 1, is characterized in that, described horizontal rotary bull stick comprises conical head, and described fixed pedestal and described rotating basis include the cone tank corresponding with described conical head.
6. light path switch according to any one of claim 1 to 5, is characterized in that, described static docking terminal docks terminal be provided with opposite polarity electromagnetic induction head or electrostatic induction head with described moving.
7. light path switch according to any one of claim 1 to 5, is characterized in that, also comprises:
Tapered guide head, is positioned at the front end of described motion docking terminal;
Tapered guide groove, is positioned at the front end of described static docking terminal, for becoming to interlock with described tapered guide capitiform.
8. light path switch according to claim 7, is characterized in that, also comprises: automatic runback device, is positioned on described motion docking terminal, for being freely separated of interlocking of described tapered guide head and described tapered guide groove.
9. a control method for the light path switch according to any one of claim 1 to 8, is characterized in that comprising:
Determine the offset direction between motion docking terminal with the static docking terminal belonging to the docking optical fiber needing to dock and side-play amount;
According to described offset direction and described side-play amount, power on/off is carried out to multiple static docking terminal, drive described motion to dock terminal and connect with the static docking terminal belonging to the described docking optical fiber needing to dock.
10. method according to claim 9, it is characterized in that, according to described offset direction and described side-play amount, power on/off is carried out to multiple static docking terminal, drives described motion docking terminal to connect with the static docking terminal belonging to the described docking optical fiber needing to dock and comprise:
According to described offset direction and described side-play amount, determine the longitude displacement between the static docking terminal belonging to docking optical fiber that described motion docking terminal docks with described needs and latitude displacement;
According to described longitude displacement and described latitude displacement, power on/off is carried out to multiple static docking terminal, drive described motion to dock terminal and connect with the static docking terminal belonging to the described docking optical fiber needing to dock.
11. methods according to claim 10, it is characterized in that, according to described longitude displacement and described latitude displacement, power on/off is carried out to multiple static docking terminal, drives described motion docking terminal to connect with the static docking terminal belonging to the described docking optical fiber needing to dock and comprise:
According to described longitude displacement, power on/off is carried out to multiple static docking terminal, drive described motion to dock terminal and rotate in surface level, until described motion docking terminal is identical with the longitude of the static docking terminal belonging to the described docking optical fiber needing to dock;
According to described latitude displacement, power on/off is carried out to multiple static docking terminal, drive described motion to dock terminal and rotate in perpendicular, until described motion docking terminal connects with the static docking terminal belonging to the described docking optical fiber needing to dock.
12. methods according to claim 10, it is characterized in that, according to described longitude displacement and described latitude displacement, power on/off is carried out to multiple static docking terminal, drives described motion docking terminal to connect with the static docking terminal belonging to the described docking optical fiber needing to dock and comprise:
According to described latitude displacement, power on/off is carried out to multiple static docking terminal, drive described motion to dock terminal and rotate in perpendicular, until described motion docking terminal is identical with the latitude of the static docking terminal belonging to the described docking optical fiber needing to dock;
According to described longitude displacement, power on/off is carried out to multiple static docking terminal, drive described motion to dock terminal and rotate in surface level, until described motion docking terminal connects with the static docking terminal belonging to the described docking optical fiber needing to dock.
13. methods according to any one of claim 9 to 12, is characterized in that, the mode of motion of described motion docking terminal is step motion mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210018347.XA CN103217746B (en) | 2012-01-19 | 2012-01-19 | Light path switch and control method thereof |
| PCT/CN2012/074912 WO2013107130A1 (en) | 2012-01-19 | 2012-04-28 | Light path switch and control method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210018347.XA CN103217746B (en) | 2012-01-19 | 2012-01-19 | Light path switch and control method thereof |
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| CN103217746A CN103217746A (en) | 2013-07-24 |
| CN103217746B true CN103217746B (en) | 2016-01-20 |
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| CN201210018347.XA Active CN103217746B (en) | 2012-01-19 | 2012-01-19 | Light path switch and control method thereof |
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| Country | Link |
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| CN (1) | CN103217746B (en) |
| WO (1) | WO2013107130A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5920667A (en) * | 1997-08-12 | 1999-07-06 | Industrial Technology Research Institute | Switch device for optical fibers |
| US6307983B1 (en) * | 2000-02-01 | 2001-10-23 | Lucent Technologies, Inc. | Robotic optical cross-connect |
| CN102004288A (en) * | 2010-12-28 | 2011-04-06 | 范雪峰 | Rotatable optical-fiber complete exchange device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4896935A (en) * | 1985-10-07 | 1990-01-30 | Lee Ho Shang | Fiber optic switch |
| US5392370A (en) * | 1994-04-21 | 1995-02-21 | The United States Of America As Represented By The Secretary Of The Navy | Multi-channel fiber optic rotatable interconnection system |
| US6404943B1 (en) * | 1999-10-08 | 2002-06-11 | Agilent Technologies, Inc. | Apparatus and method for directing optical signals using a movable optical switching element |
| US6807333B2 (en) * | 2002-07-15 | 2004-10-19 | Agilent Technologies, Inc. | Optical switch using an annular array of optical ports |
| DE10302435B3 (en) * | 2003-01-21 | 2004-07-01 | Schleifring Und Apparatebau Gmbh | Optical gigabit rotary transmitter with free inner diameter |
| JP4294018B2 (en) * | 2005-11-21 | 2009-07-08 | 株式会社フジクラ | Optical module for connecting optical connector and optical connection box using the same |
| CN101788699B (en) * | 2010-02-01 | 2011-07-20 | 天津大学 | Hollow fiber optic rotary joint |
| DE102010036174A1 (en) * | 2010-05-04 | 2011-11-10 | Georg-Simon-Ohm Hochschule für angewandte Wissenschaften Fachhochschule Nürnberg | Optical rotary transformer |
-
2012
- 2012-01-19 CN CN201210018347.XA patent/CN103217746B/en active Active
- 2012-04-28 WO PCT/CN2012/074912 patent/WO2013107130A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5920667A (en) * | 1997-08-12 | 1999-07-06 | Industrial Technology Research Institute | Switch device for optical fibers |
| US6307983B1 (en) * | 2000-02-01 | 2001-10-23 | Lucent Technologies, Inc. | Robotic optical cross-connect |
| CN102004288A (en) * | 2010-12-28 | 2011-04-06 | 范雪峰 | Rotatable optical-fiber complete exchange device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103217746A (en) | 2013-07-24 |
| WO2013107130A1 (en) | 2013-07-25 |
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