CN107843959A - A kind of Multi-channel optical fiber array and preparation method thereof - Google Patents
A kind of Multi-channel optical fiber array and preparation method thereof Download PDFInfo
- Publication number
- CN107843959A CN107843959A CN201711158242.3A CN201711158242A CN107843959A CN 107843959 A CN107843959 A CN 107843959A CN 201711158242 A CN201711158242 A CN 201711158242A CN 107843959 A CN107843959 A CN 107843959A
- Authority
- CN
- China
- Prior art keywords
- fiber array
- cover plate
- coupled end
- mpo connector
- upper substrate
- 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
- 239000013307 optical fiber Substances 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 223
- 239000000758 substrate Substances 0.000 claims abstract description 64
- 238000003491 array Methods 0.000 claims abstract description 12
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 239000012188 paraffin wax Substances 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 26
- 238000010586 diagram Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 241000596151 Iris domestica Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/424—Mounting of the optical light guide
- G02B6/4243—Mounting of the optical light guide into a groove
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4239—Adhesive bonding; Encapsulation with polymer material
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention provides a kind of Multi-channel optical fiber array and preparation method thereof, including：MPO connector and multiple fiber arrays；Each fiber array is made up of a plurality of single-mode fiber and the first cover plate, and every single-mode fiber one end is stuck in the coupled end that MPO connector is formed in the core bore of MPO connector, and the other end is stuck in the coupled end that fiber array is formed in the V grooves of the infrabasal plate of fiber array；The upper surface of first cover plate and upper substrate bonds；There is default angle the coupled end of fiber array and the upper surface of upper substrate；The upper surface first of upper substrate is parallel at the lower surface the first with the first cover plate and has default distance.The present invention solves the problems, such as that fiber array is vertical coupled with active device well, and small volume, transmission rate is fast, simple for production, and cost is cheap, is particularly suitable as the fiber array for having in product-derived applied to 40G/100G.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of Multi-channel optical fiber array and preparation method thereof.
Background technology
With the rapid development of the communication technology and its business, the research of high-capacity optical fiber communication system has very big application
Value.Fiber array is widely used in the products such as optical branching device, uses the optical branching-device chip and optical fiber of different passages, you can
Produce corresponding 1:4、1:8、1:16、1:The optical branching device of the different branching ratios such as 32.
12-13 fiber to the home market wherein when, once triggered a small climax of countless passive devices, but with city
The falling of field, fiber array device producer are once difficult to maintain, had difficulty in taking a step.Started to walk from 15 years, the need of 40G/100G optical devices
Ask and start to increase, fiber array seems and welcome the spring of a new round.
At present, typically coordinate full quartz material to be carved with the array base palte of V grooves using multi-core optical fiber ribbon, be assembled into connection
Fiber array between optical device and optical fiber.Fiber array for optical branching device typically requires fiber array and end face,
Couple with optical shunt device level, can reach using common grinding technics.But there is the optical fiber of product-derived for 40G/100G
Array, it is mainly used in the coupling between optical fiber such as laser, detector, because horizontal coupled modes insertion loss, pattern turn
Change that loss is larger, and coupling efficiency is low, therefore the overwhelming majority is required using vertical coupled, solve from the optical fiber of diameter some tens of pm to hundred
The low-loss optically transmission problem of the optical waveguide structure of nanometer, can realize high coupling efficiency.The vertical coupled incidence angle to optical fiber will
Ask harsh, the stability requirement to coupled system is also very high, fibre-optical bending is easily such as produced into certain infringement to optical fiber, to use
Process brings hidden danger, therefore it provides a kind of fiber array that can be vertical coupled with optical shunt device, is needed in current practice
Solve the problems, such as.
The content of the invention
To solve the fiber array that above-mentioned 40G/100G at present has product-derived, it is desirable to fiber array coupling vertical with active device
The problem of conjunction, on the one hand, the invention provides a kind of Multi-channel optical fiber array, including：MPO connector and multiple fiber arrays；
Each fiber array is made up of a plurality of single-mode fiber and the first cover plate, and every single-mode fiber one end is stuck in the core bore of MPO connector
The middle coupled end for forming MPO connector, the other end are stuck in the coupling that fiber array is formed in the V grooves of the infrabasal plate of fiber array
End；The upper surface of the upper substrate of first cover plate and fiber array bonds；The coupled end of fiber array and the upper surface of upper substrate have
Default angle；The upper surface first of upper substrate is parallel at the lower surface the first with the first cover plate and has default distance, the
The side of lower surface first of one cover plate is one side parallel and close to the coupled end of fiber array, and the side of upper surface first of upper substrate is
Parallel and close to the one side on the side of lower surface first of the first cover plate.
Preferably, every 2 fiber arrays transmitting terminal and receiving terminal each other, the default angle of transmitting terminal is 40.5 ° -41.5 °,
The default angle of receiving terminal is 44.5 ° -45.5 °.
Preferably, the upper surface angle of the coupled end of MPO connector and MPO connector is 81.5 ° -82.5 °.
Preferably, the coupled end of MPO connector and the coupled end of fiber array couple from different active devices respectively connects
Connect.
Preferably, the coupled end of transmitting terminal and the coupled end of MPO connector distance are 41.3mm-43.3mm；Receiving terminal
Coupled end and the coupled end of MPO connector distance are 59.5mm-61.5mm.
Preferably, the quantity of single-mode fiber is equal to the conduit quantity of V grooves, and the conduit of each V grooves fixes a single-mode optics
Fibre, the part that single-mode fiber is stuck in fiber array or MPO connector are the bare fibre for peelling off coat.
Preferably, this Multi-channel optical fiber array also includes：The upper surface bonding part of second cover plate, the first cover plate and upper substrate
With uv-curable glue hydropexis, the second cover plate and the first cover plate horizontal alignment are set, coupling of second cover plate close to fiber array
End；The upper surface of second cover plate and upper substrate is bonded by paraffin, and the second cover plate length is more than the side of upper surface first of upper substrate
With the default distance on the first side of the lower surface of the first cover plate.
On the other hand, present invention also offers a kind of preparation method of Multi-channel optical fiber array, including：
S1, every single-mode fiber one end is stuck in the coupled end that MPO connector is formed in the core bore of MPO connector, it is another
Hold the coupled end that fiber array is formed in the V grooves for the infrabasal plate for being stuck in fiber array；
S2, by the upper surface of the first cover plate and the upper substrate of fiber array bond；
There is default angle S3, the coupled end of fiber array and upper substrate upper surface；
S4, the upper surface first of upper substrate is parallel at the lower surface the first with the first cover plate and has default distance,
The side of lower surface first of first cover plate be parallel and close to fiber array coupled end one side, the side of upper surface first of upper substrate
For the one side on the side of lower surface first parallel and close to the first cover plate.
Preferably, also include between step S2 and step S3：
Second cover plate is bonded in the upper surface of upper substrate, the second cover plate and first with the paraffin for being heated to 100 ° -110 °
Cover plate horizontal alignment is set, coupled end of second cover plate close to fiber array；
The coupled end of the MPO connector and the coupled end of the fiber array are ground and polished respectively.
Preferably, also include between step S3 and step S4：
The coupled end of fiber array is immersed into cleaning fluid and is heated to 100 ° -110 °.
It is multiple by the way that a plurality of single-mode fiber is divided into the invention provides a kind of Multi-channel optical fiber array and preparation method thereof
Fiber array, every single-mode fiber one end are stuck in the core bore in MPO connector, and the other end is stuck in the infrabasal plate of fiber array
In V grooves, and fiber array coupled end is ground and polished, form the upper surface of each fiber array coupled end and upper substrate
40.5 ° -41.5 ° or 44.5 ° -45.5 ° of angle, solve the problems, such as fiber array and the vertical coupled body of active device well
Product is small, and transmission rate is very fast.Cost is cheap, easy to make, can perform well in optical module, is particularly suitable as being applied to
40G/100G has the fiber array in product-derived.
Brief description of the drawings
Fig. 1 is the Multi-channel optical fiber array top view that a preferred embodiment of the invention provides；
Fig. 2 is the Multi-channel optical fiber array side view that a preferred embodiment of the invention provides；
Fig. 3 is the schematic diagram for the fiber array that a preferred embodiment of the invention provides；
Fig. 4 is the schematic diagram for the fiber array that a preferred embodiment of the invention provides；
Fig. 5 is the preparation method flow chart for the Multi-channel optical fiber array that a preferred embodiment of the invention provides.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Have below
Body embodiment is used to illustrate the present invention, but is not limited to the scope of the present invention.
In the description of the invention, it is necessary to which explanation, unless otherwise clearly defined and limited, term " connection " should be done
It broadly understood, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can mechanically connect,
It can also be electrical connection, can be joined directly together, can also be indirectly connected by intermediary, can be two element internals
Connection.For the ordinary skill in the art, it can understand that above-mentioned term in the present invention specific contains with concrete condition
Justice.
At present, typically coordinate full quartz material to be carved with the array base palte of V grooves using multi-core optical fiber ribbon, be assembled into connection
Fiber array between optical device and optical fiber.Fiber array for optical branching device typically requires fiber array and end face,
Couple with optical shunt device level, can reach using common grinding technics.But there is the optical fiber of product-derived for 40G/100G
Array, it is mainly used in the coupling between optical fiber such as laser, detector, because horizontal coupled modes insertion loss, pattern turn
Change that loss is larger, and coupling efficiency is low, therefore the overwhelming majority is required using vertical coupled, solve from the optical fiber of diameter some tens of pm to hundred
The low-loss optically transmission problem of the optical waveguide structure of nanometer, can realize high coupling efficiency.The vertical coupled incidence angle to optical fiber will
Ask harsh, the stability requirement to coupled system is also very high, fibre-optical bending is easily such as produced into certain infringement to optical fiber, to use
Process brings hidden danger, therefore it provides a kind of fiber array that can be vertical coupled with optical shunt device, is needed in current practice
Solve the problems, such as.
Fiber array (FA) is that one optical fiber, a branch of optical fiber or a fibre ribbon are arranged on array substrate using V-groove
On.Fiber array is that the nuditing fiber part for removing fibre coating is placed in the V-groove, pressurized device part pressurize and by
Adhesive is bonded.In leading section, the optical fiber is accurately positioned, to be connected on PLC.The joint portion of different optical fiber is installed in
On array substrate.
MPO connector is one kind of joints of optical fibre type, is often used as the connector type of high-speed transfer standard, such as pin
IEEE802.3bm standards to 40G/100G transmission etc..MPO connector is a kind of multicore multichannel umbilical connector.It
It is characterized in, by the rectangle lock pin that a nominal diameter is 6.4mm*2.5mm, utilizing the two a diameter of 0.7mm in left and right on insertion core end face
The guide hole of diameter carries out positioning centering with guid needle.It is used for the connection of 2-12 cores optical fiber side by side, at most can be that two rows are total to
24 core fibres are coaxially connected.During docking, there are the pressure that a spring mounted in lock pin afterbody applies an axial direction to lock pin, Zhi Daolian
Connect outer frame set and the adapter locking of device.Lock pin upper side has a convex key, as relative between limitation connector when connecting
Position, to determine optical fiber correctly docking order.
Fig. 1 is the Multi-channel optical fiber array top view that a preferred embodiment of the invention provides, and Fig. 2 is of the invention one
The Multi-channel optical fiber array side view that preferred embodiment provides, Fig. 4 are one that a preferred embodiment of the invention provides
The schematic diagram of fiber array, as shown in Figure 1, Figure 2 and Figure 4, on the one hand, the invention provides a kind of Multi-channel optical fiber array, sheet
Embodiment by taking 16 multi-channel optical fiber arrays as an example, including：MPO connector 1 and 4 optical fiber arrays being made up of respectively 4 single-mode fibers 2
Row；Wherein, 4 fiber arrays are respectively the first fiber array 3, the second fiber array 4, the 3rd fiber array 5 and the 4th optical fiber
Array 6；Each fiber array has the first cover plate 34；Every the one end of single-mode fiber 2 is stuck in the core bore of MPO connector 1 and formed
The coupled end of MPO connector, the other end are stuck in the coupled end that fiber array is formed in the V grooves of the infrabasal plate of fiber array；First
The upper surface of cover plate 34 and the upper substrate of fiber array bonds；Coupling of 4 single-mode fibers 2 in V grooves in each fiber array
Face where closing end and the upper surface of upper substrate are in default angle；The side of upper surface first of upper substrate and the upper surface of the plate of the first lid 34
First side is parallel and has default distance, and the side of upper surface first of the first cover plate 34 is another parallel and close to a plurality of single-mode fiber
One side of one end, the one side of the upper surface first of upper substrate while for parallel and close to the upper surface the first of the first cover plate 34.
Specifically, the present embodiment includes 4 by the way that 16 single-mode fibers 2 are divided for 4 fiber arrays, each fiber array
The cover plate 34 of single-mode fiber 2 and first, every one end of single-mode fiber 2 is embedded from MPO connector and is stuck in the core bore of MPO connector
Interior, the other end is embedded from fiber array and is stuck in the V grooves of the infrabasal plate of fiber array, and 16 single-mode fibers 2 are formed in V grooves
Fiber array coupled end where the upper surface of face and upper substrate be in default angle；The upper surface of first cover plate 34 and upper substrate
Bond, the upper surface first of upper substrate is parallel at the upper surface the first with the first cover plate 34 and has default distance so that
Optical signal is projected after fiber array reflects by presetting the gap of distance, solves fiber array and active device well
The problem of part is vertical coupled, small volume, transmission rate is very fast, can perform well in optical module, is particularly suitable as applying
There is the fiber array in product-derived in 40G/100G.
Further, an every 2 fiber arrays transmitting terminal and receiving terminal each other, such as the first fiber array 3 and the
Three fiber arrays 5 transmitting terminal and receiving terminal each other, wherein, the first fiber array 3 is transmitting terminal, and the 3rd fiber array 5 is receives
End, the first fiber array 3 are the transmitting terminal of the 3rd fiber array 5, and the first fiber array 3 is sent to be connect via the 3rd fiber array 5
The signal of receipts；Second fiber array 4 and the 4th fiber array 6 transmitting terminal and receiving terminal each other, specific transmission means is the same as first
The fiber array 5 of fiber array 3 and the 3rd, here is omitted.
Wherein, the default angle of transmitting terminal is 40.5 ° -41.5 °, and the default angle of receiving terminal is 44.5 ° -45.5 °, i.e.,
Face where coupled end of the 4 articles of single-mode fibers 2 of one fiber array 3 or the 3rd fiber array 5 in V grooves and the upper surface of substrate
Default angle is 40.5 ° -41.5 °, the coupling of 4 articles of single-mode fibers 2 of the second fiber array 4 or the 4th fiber array 6 in V grooves
The default angle of face and the upper surface of upper substrate where end is 44.5 ° -45.5 ° so that during optical signal transmission, by fiber array
Coupling end face after can vertical coupled transmission.
Based on above-described embodiment, Fig. 2 is the Multi-channel optical fiber array side view that a preferred embodiment of the invention provides,
As shown in Fig. 2 16 single-mode fibers 2 face and upper surface angle of MPO connector 1 where the coupled end of MPO connector 1 are
81.5°-82.5°。
Specifically, in the present embodiment, in order to meet the transmission requirement of 16 multi-channel optical fiber arrays, the present embodiment uses 24 cores
MPO connector 1.The end of every single-mode fiber 2 peels coat off as after bare fibre, is embedded in and is stuck in from MPO connector 1
In the core bore of MPO connector 1.
Further, 16 single-mode fibers 2 face and upper surface of MPO connector where the coupled end of MPO connector 1 presss from both sides
Angle is 81.5 ° -82.5 °, and the angle can reduce influence of the reflected light to light source and system, so as to subtract by increasing return loss
Reflection interference in few MPO connector 1 suffered by optical signal so that optical signal is most by strong antijamming capability during MPO connector 1
Amount is less by the reflections affect in communication line.
Based on above-described embodiment, Fig. 1 is the Multi-channel optical fiber array top view that a preferred embodiment of the invention provides,
Fig. 3 is the schematic diagram for the fiber array that a preferred embodiment of the invention provides, as shown in figures 1 and 3, every 2 light
Fibre array transmitting terminal and receiving terminal each other, the default angle of transmitting terminal is 40.5 ° -41.5 °, and the default angle of receiving terminal is
44.5°-45.5°。
Specifically, the coupled end of fiber array and the coupled end of MPO connector 1 are ground and polished, during this, card
Bare fibre in fiber array and MPO connector 1 is also ground and polished together so that in transmitting terminal where single-mode fiber 2
The angle of face and the upper surface of upper substrate is 40.5 ° -41.5 °, the place face of single-mode fiber 2 and upper substrate and upper surface in receiving terminal
Angle is 44.5 ° -45.5 °,；That is the place face of single-mode fiber 2 and upper substrate in the first fiber array 3 and the second fiber array 4
The angle of upper surface is 40.5 ° -41.5 °；The place face of single-mode fiber 2 and upper base in 3rd fiber array 5 and the 4th fiber array 6
The angle of the upper surface of plate is 40.5 ° -41.5 °.Single-mode fiber 2 face and MPO connector where the coupled end of MPO connector 1
Upper surface angle be 81.5 ° -82.5 °.
Further, in the present embodiment, in order that conveniently recognize and install during, transmitting terminal and corresponding receiving terminal
The equal length of single-mode fiber 2, the length of single-mode fiber 2 can be unequal in different transmitting terminals and corresponding receiving terminal, i.e., first
Fiber array 3 and the equal length of the 3rd fiber array 4, the second fiber array 4 and the equal length of the 4th fiber array 6, the first light
Fibre array 3 and second fiber array, 4 length are unequal.
Based on above-described embodiment, optical signal angle of emergence after transmitting terminal reflects is 81.5 ° -82.5 °, and optical signal is by connecing
The angle of emergence is 89.5 ° -91.5 ° after receiving end reflection.
Specifically, optical signal 81.5 ° -82.5 ° of angle of emergence after the first fiber array 3 and the reflection of the 3rd fiber array 5；
Optical signal angle of emergence after the second fiber array 2 and the reflection of the 4th fiber array 4 is 89.5 ° -91.5 °, can be used well
In active light module it is vertical coupled in.
Based on above-described embodiment, the coupled end of transmitting terminal and the coupled end distance of MPO connector are 41.3mm-43.3mm；
The coupled end of receiving terminal and the coupled end distance of MPO connector are 59.5mm-61.5mm.
Further, the coupled end of the first fiber array 3 and the 3rd fiber array 5 coupled end with MPO connector respectively
Distance is 41.3mm-43.3mm；The coupled end coupling with MPO connector respectively of second fiber array 4 and the 4th fiber array 6
End distance is 59.5mm-61.5mm.
Based on above-described embodiment, Fig. 4 is the schematic diagram for the fiber array that a preferred embodiment of the invention provides,
As shown in figure 4, by taking the first fiber array 3 as an example, the first fiber array 3 also includes the second cover plate before not being ground and polished
36, the upper surface bonding part uv-curable glue hydropexis of the first cover plate 34 and upper substrate, the second cover plate 36 and the first cover plate 34
Horizontal alignment is set, and for the second cover plate 36 close to the coupled end of the fiber array, the first cover plate 34 is upper with the first fiber array 3
The upper surface bonding part uv-curable glue hydropexis of substrate, the left side of the first cover plate 34, upper substrate upper surface at coating without shadow
Glue, the upper surface of the second cover plate 36 and the upper substrate of the first fiber array 3 are bonded by paraffin, and the length of the second cover plate 36 is more than upper
Default distance of the upper surface first of substrate in first of the lower surface with the first cover plate 34.
Specifically, in the present embodiment, the first cover plate 34 and the second cover plate 36 are set gradually in the upper surface of fiber array 3,
First cover plate 34 and the horizontal concordant placement of the second cover plate 36；The upper surface of the upper substrate of first cover plate 34 and the first fiber array 3
Bonding part uv-curable glue hydropexis；The left side of first cover plate 34, upper substrate upper surface coating at 33 coating shadowless glues, with solid
Fixed and protection optical fiber；The upper surface of second cover plate 36 and the upper substrate of the first fiber array 3 is bonded by paraffin, the second cover plate 36
Length is more than default distance of the upper surface first of upper substrate in first of the lower surface with the first cover plate 34 so that light
In grinding and polishing, the second cover plate 36 can be protected to bare fibre so that bare fibre is or not the side end face of fibre array coupled end
It is easily rupturable；It is ground and polished in the side end face of fiber array coupled end and then cleans paraffin, removes the second cover plate 36,
So that the gap between upper substrate and the first cover plate 34 of the optical signal after fiber array reflects by presetting distance is projected,
Solve the problems, such as that fiber array is vertical coupled with active device well.
Further, the quantity of single-mode fiber 2 is not limited in this Multi-channel optical fiber array, or 8 or 24.
Based on above-described embodiment, Fig. 5 is the making for the Multi-channel optical fiber array that a preferred embodiment of the invention provides
Method flow diagram, as shown in figure 5, on the other hand, the preparation method of this Multi-channel optical fiber array includes：
S1, every one end of single-mode fiber 2 is stuck in the coupled end that MPO connector is formed in the core bore of MPO connector 1, separately
One end is stuck in the coupled end that fiber array is formed in the V grooves of the infrabasal plate of fiber array；
S2, the upper surface bonding by the first cover plate 34 and the upper substrate of fiber array；
There is default angle S3, the coupled end of fiber array and upper substrate upper surface；
S4, the upper surface first of upper substrate it is parallel at the upper surface the first with the first cover plate 34 and have it is default at a distance of away from
The side of upper surface first from, the first cover plate 34 is one side parallel and close to the coupled end of fiber array, the upper surface of upper substrate
First one side while for parallel and close to the upper surface the first of the first cover plate 34.
Wherein, in step S1, every single-mode fiber 2 stretches out V grooves end face 0.5-0.55mm；In step S2, the first cover plate 34
It is adhesively fixed with the upper surface of the upper substrate of fiber array with shadowless glue, in the left side of the first cover plate 34, the upper surface of upper substrate applies
Shadowless glue is covered, for fixing single-mode fiber；In step S3, the coupled end of fiber array is ground and polished, works as optical fiber array
When the coupled end of row is as transmitting terminal, face where coupled end of a plurality of single-mode fiber 2 in the V grooves of corresponding fiber array with it is right
The default angle of the upper surface of the upper substrate for the fiber array answered is 40.5 ° -41.5 °；When the coupled end of fiber array is as hair
During sending end, face where coupled end of a plurality of single-mode fiber 2 in the V grooves of corresponding fiber array is upper with corresponding fiber array
The default angle of the upper surface of substrate is 44.5 ° -45.5 °.
Further, also include between step S2 and step S3：By the second cover plate 36 paraffin for being heated to 100 ° -110 °
The upper surface of upper substrate is bonded in, the second cover plate 36 and the horizontal alignment of the first cover plate 34 are set, and the second cover plate 36 is close to optical fiber array
The coupled end of row；The coupled end of the MPO connector and the coupled end of the fiber array are ground and polished respectively.
Specifically, before the coupled end of fiber array is ground and polished, set in the side horizontal alignment of the first cover plate 34
Second cover plate 36, the upper surface of upper substrate is bonded in the paraffin for the thawing for being heated to 100 ° -110 °, the second cover plate 36 is close to light
The coupled end of fibre array, for being protected when the coupled end of fiber array is ground and polished to bare fibre, make bare fibre
It is not easy to wear and fracture.
Meanwhile single-mode fiber 2 is embedded in blend compounds hydropexis in the core bore of MPO connector 1, by the MPO connector 1
The coupled end of single-mode fiber 2 is ground and polished, and single-mode fiber 2 is connected in the coupled end of MPO connector 1 with the MPO
Device upper surface angle is 81.5 ° -82.5 °.
Further, also include between step S3 and step S4：The coupled end of fiber array is immersed into cleaning fluid and heated
To 100 ° -110 °, so that it is paraffin melting, the second cover plate 36 is separated with upper substrate.
Specifically, after the coupled end of fiber array is ground and polished, the coupled end of fiber array is immersed into cleaning
Liquid and be heated to 100 ° -110 ° make it is paraffin melting so that the second cover plate 36 separates with upper substrate
The invention provides a kind of Multi-channel optical fiber array and preparation method thereof, by the way that a plurality of single-mode fiber 2 is divided to be more
Individual fiber array, every single-mode fiber one end are stuck in the core bore in MPO connector, and the other end is stuck in the infrabasal plate of fiber array
V grooves in, and fiber array coupled end is ground and polished, form the upper surface of each fiber array coupled end and upper substrate
40.5 ° -41.5 ° or 44.5 ° -45.5 ° of angle, solve the problems, such as that fiber array is vertical coupled with active device well；
The coupled end of MPO connector and the upper surface angle of MPO connector is set to be 81.5 ° -82.5 ° simultaneously so that MPO connector anti-reflective
Blackberry lily is disturbed by force.Small volume of the present invention, transmission rate are very fast.Cost is cheap, easy to make, can perform well in optical module,
It is particularly suitable as the fiber array for having in product-derived applied to 40G/100G.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (10)
- A kind of 1. Multi-channel optical fiber array, it is characterised in that including：MPO connector and multiple fiber arrays；Each fiber array is made up of a plurality of single-mode fiber and the first cover plate, and every described single-mode fiber one end is stuck in described The coupled end of the MPO connector is formed in the core bore of MPO connector, the other end is stuck in the V of the infrabasal plate of the fiber array The coupled end of the fiber array is formed in groove；The upper surface of first cover plate and the upper substrate of the fiber array bonds；There is default angle the coupled end of the fiber array and the upper surface of the upper substrate；The upper surface first of the upper substrate is parallel at the lower surface the first with the first cover plate and has default distance, described The side of lower surface first of first cover plate be parallel and close to the fiber array coupled end one side, the upper table of the upper substrate The one side of face first while for parallel and close to the lower surface the first of first cover plate.
- 2. a kind of Multi-channel optical fiber array according to claim 1, it is characterised in that every 2 fiber arrays are each other Transmitting terminal and receiving terminal, the default angle of the transmitting terminal is 40.5 ° -41.5 °, the default angle of the receiving terminal For 44.5 ° -45.5 °.
- A kind of 3. Multi-channel optical fiber array according to claim 1, it is characterised in that the coupled end of the MPO connector Upper surface angle with the MPO connector is 81.5 ° -82.5 °.
- A kind of 4. Multi-channel optical fiber array according to claim 1, it is characterised in that the coupled end of the MPO connector It is of coupled connections respectively from different active devices with the coupled end of the fiber array.
- 5. a kind of Multi-channel optical fiber array according to claim 2, it is characterised in that the coupled end of the transmitting terminal and institute The coupled end distance for stating MPO connector is 41.3mm-43.3mm；The coupled end of the receiving terminal and the coupling of the MPO connector It is 59.5mm-61.5mm to close end distance.
- 6. a kind of Multi-channel optical fiber array according to claim 1, it is characterised in that the quantity of the single-mode fiber is equal to The conduit quantity of the V grooves, and the conduit of each V grooves fixes a single-mode fiber, the single-mode fiber is stuck in institute It is the bare fibre for peelling off coat to state the part in fiber array or the MPO connector.
- 7. according to a kind of Multi-channel optical fiber array described in claim any one of 1-6, it is characterised in that also include：Second lid Plate, the upper surface bonding part uv-curable glue hydropexis of first cover plate and the upper substrate, second cover plate and institute State the setting of the first cover plate horizontal alignment, coupled end of second cover plate close to the fiber array；Second cover plate and institute The upper surface for stating upper substrate is bonded by paraffin, and the second cover plate length is more than the side of upper surface first and the of the upper substrate The default distance on the first side of the lower surface of one cover plate.
- A kind of 8. preparation method of Multi-channel optical fiber array, it is characterised in that including：S1, every single-mode fiber one end is stuck in the coupled end that MPO connector is formed in the core bore of MPO connector, other end card The coupled end of the fiber array is formed in the V grooves of the infrabasal plate of fiber array；S2, the upper surface bonding by the first cover plate and the upper substrate of the fiber array；There is default angle S3, the coupled end of the fiber array and the upper surface of the upper substrate；S4, the upper surface first of the upper substrate it is parallel at the lower surface the first with first cover plate and have it is default at a distance of away from The side of lower surface first from, first cover plate is one side parallel and close to the coupled end of the fiber array, the upper base The one side of the upper surface first of plate while for parallel and close to the lower surface the first of first cover plate.
- A kind of 9. preparation method of Multi-channel optical fiber array according to claim 8, it is characterised in that the step S2 and Also include between step S3：Second cover plate is bonded in the upper surface of the upper substrate with the paraffin for being heated to 100 ° -110 °, second cover plate with The first cover plate horizontal alignment is set, coupled end of second cover plate close to the fiber array；The coupled end of the MPO connector and the coupled end of the fiber array are ground and polished respectively.
- A kind of 10. preparation method of Multi-channel optical fiber array according to claim 8, it is characterised in that the step S3 Also include between step S4：The coupled end of the fiber array is immersed into cleaning fluid and is heated to 100 ° -110 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158242.3A CN107843959A (en) | 2017-11-20 | 2017-11-20 | A kind of Multi-channel optical fiber array and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158242.3A CN107843959A (en) | 2017-11-20 | 2017-11-20 | A kind of Multi-channel optical fiber array and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107843959A true CN107843959A (en) | 2018-03-27 |
Family
ID=61679739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711158242.3A Pending CN107843959A (en) | 2017-11-20 | 2017-11-20 | A kind of Multi-channel optical fiber array and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107843959A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738990A (en) * | 2019-01-02 | 2019-05-10 | 中天宽带技术有限公司 | A kind of MT-FA-LC type optical fiber connector and its production technology |
| CN111142195A (en) * | 2020-01-17 | 2020-05-12 | 武汉驿路通科技股份有限公司 | High-speed optical module passive device customization fine and long tool |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003161850A (en) * | 2001-11-28 | 2003-06-06 | Seikoh Giken Co Ltd | Method of manufacturing optical fiber array processed by obliquely polishing at tip of optical fiber |
| CN1514261A (en) * | 2003-05-23 | 2004-07-21 | 华中科技大学 | Parallel optical fiber array coupling componen element |
| CN101382622A (en) * | 2007-09-05 | 2009-03-11 | 中国科学院微电子研究所 | Passive coupling method between photodevice matrix and optical fiber array and method for making assembly thereof |
| CN103383481A (en) * | 2013-07-19 | 2013-11-06 | 武汉博昇光电技术有限公司 | Parallel optical transceiving device based on standard MT connector and manufacturing method thereof |
| CN103383482A (en) * | 2013-07-19 | 2013-11-06 | 武汉博昇光电技术有限公司 | Fiber array coupled with VSCEL or PIN array and manufacturing method of fiber array |
| CN203838376U (en) * | 2014-04-16 | 2014-09-17 | 武汉电信器件有限公司 | Wavelength division multiplexer for compensating coupling loss of 8-degree inclination end face |
| CN204028413U (en) * | 2014-09-05 | 2014-12-17 | 曾振林 | A kind of novel optical fiber side coupled fiber array |
| CN104765102A (en) * | 2015-04-21 | 2015-07-08 | 四川飞阳科技有限公司 | Packaging structure for silicon photon chip |
| CN204855854U (en) * | 2015-07-10 | 2015-12-09 | 南京华脉科技股份有限公司 | Integrated array optical filter of multichannel |
| CN105425351A (en) * | 2015-12-14 | 2016-03-23 | 博创科技股份有限公司 | Packaging structure of light receiving/ transmitting sub module and manufacturing method thereof |
| CN205404901U (en) * | 2016-03-07 | 2016-07-27 | 深圳市鹏大光电技术有限公司 | A fiber array that be used for with VSCEL or coupling of PIN array |
| CN105891973A (en) * | 2016-05-16 | 2016-08-24 | 华中科技大学 | Two-dimensional array optical coupling module |
| CN205899082U (en) * | 2016-06-24 | 2017-01-18 | 上海坤腾光电科技有限公司 | Parallel optic fibre corner coupling subassembly |
| CN106707416A (en) * | 2016-12-08 | 2017-05-24 | 武汉创联智光科技有限公司 | Manufacturing method and substrate of bare type fiber array with inclined end face |
| CN106814423A (en) * | 2017-03-31 | 2017-06-09 | 武汉博昇光电股份有限公司 | A kind of multichannel light receiving element and receiver module |
-
2017
- 2017-11-20 CN CN201711158242.3A patent/CN107843959A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003161850A (en) * | 2001-11-28 | 2003-06-06 | Seikoh Giken Co Ltd | Method of manufacturing optical fiber array processed by obliquely polishing at tip of optical fiber |
| CN1514261A (en) * | 2003-05-23 | 2004-07-21 | 华中科技大学 | Parallel optical fiber array coupling componen element |
| CN101382622A (en) * | 2007-09-05 | 2009-03-11 | 中国科学院微电子研究所 | Passive coupling method between photodevice matrix and optical fiber array and method for making assembly thereof |
| CN103383481A (en) * | 2013-07-19 | 2013-11-06 | 武汉博昇光电技术有限公司 | Parallel optical transceiving device based on standard MT connector and manufacturing method thereof |
| CN103383482A (en) * | 2013-07-19 | 2013-11-06 | 武汉博昇光电技术有限公司 | Fiber array coupled with VSCEL or PIN array and manufacturing method of fiber array |
| CN203838376U (en) * | 2014-04-16 | 2014-09-17 | 武汉电信器件有限公司 | Wavelength division multiplexer for compensating coupling loss of 8-degree inclination end face |
| CN204028413U (en) * | 2014-09-05 | 2014-12-17 | 曾振林 | A kind of novel optical fiber side coupled fiber array |
| CN104765102A (en) * | 2015-04-21 | 2015-07-08 | 四川飞阳科技有限公司 | Packaging structure for silicon photon chip |
| CN204855854U (en) * | 2015-07-10 | 2015-12-09 | 南京华脉科技股份有限公司 | Integrated array optical filter of multichannel |
| CN105425351A (en) * | 2015-12-14 | 2016-03-23 | 博创科技股份有限公司 | Packaging structure of light receiving/ transmitting sub module and manufacturing method thereof |
| CN205404901U (en) * | 2016-03-07 | 2016-07-27 | 深圳市鹏大光电技术有限公司 | A fiber array that be used for with VSCEL or coupling of PIN array |
| CN105891973A (en) * | 2016-05-16 | 2016-08-24 | 华中科技大学 | Two-dimensional array optical coupling module |
| CN205899082U (en) * | 2016-06-24 | 2017-01-18 | 上海坤腾光电科技有限公司 | Parallel optic fibre corner coupling subassembly |
| CN106707416A (en) * | 2016-12-08 | 2017-05-24 | 武汉创联智光科技有限公司 | Manufacturing method and substrate of bare type fiber array with inclined end face |
| CN106814423A (en) * | 2017-03-31 | 2017-06-09 | 武汉博昇光电股份有限公司 | A kind of multichannel light receiving element and receiver module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738990A (en) * | 2019-01-02 | 2019-05-10 | 中天宽带技术有限公司 | A kind of MT-FA-LC type optical fiber connector and its production technology |
| CN111142195A (en) * | 2020-01-17 | 2020-05-12 | 武汉驿路通科技股份有限公司 | High-speed optical module passive device customization fine and long tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3091380B1 (en) | Optical coupling arrangement | |
| CN105739015B (en) | A kind of coupling process and its chip of optical fiber and silicon optical chip | |
| US5481634A (en) | Connector for optical fiber | |
| KR100418842B1 (en) | Passive alignment connection for fiber optics | |
| CN105204119B (en) | A kind of multicore optical fiber coupler preparation method based on capillary processing | |
| EP2549313B1 (en) | Ferrule with integrated fiber alignment | |
| US20060251360A1 (en) | Flip-chip mountable optical connector for chip-to-chip optical interconnectability | |
| JP2006528786A5 (en) | ||
| WO2005120187A3 (en) | Optical coupler for coupling an optical fiber into a waveguide | |
| CN101806940A (en) | Optical fiber field connector | |
| WO2010036715A3 (en) | High density active modular optoelectronic device for use with push-release mechanism and method for using same | |
| WO2003003070A3 (en) | Module mounted aligning optical connector | |
| CN206584083U (en) | A kind of optical fiber interface component | |
| CN103676017A (en) | Method for producing optical connector and optical connector | |
| CN107843959A (en) | A kind of Multi-channel optical fiber array and preparation method thereof | |
| CN113341502A (en) | Multi-core fiber coupler based on three-dimensional waveguide and preparation method | |
| CN206741024U (en) | A kind of fiber array of active light module | |
| CN202837593U (en) | Pluggable optical filter | |
| US20170097481A1 (en) | Fibre Stub Device and Method Using Butt Coupling for Receptacled Photonic Devices | |
| US6471417B1 (en) | High power optical adapter | |
| US4636033A (en) | Optical fiber splice and methods of making | |
| JPH05113519A (en) | Optical connector | |
| CN206684343U (en) | A kind of non-equidistant fiber array of more diameter optical fibers | |
| JP2014174245A (en) | Optical connector and on-site connection method of producing plug by using the same | |
| CN207473145U (en) | A kind of Multi-channel optical fiber array |
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 |