CN108519646A - Optical module - Google Patents
Optical module Download PDFInfo
- Publication number
- CN108519646A CN108519646A CN201810293306.9A CN201810293306A CN108519646A CN 108519646 A CN108519646 A CN 108519646A CN 201810293306 A CN201810293306 A CN 201810293306A CN 108519646 A CN108519646 A CN 108519646A
- Authority
- CN
- China
- Prior art keywords
- tube body
- round
- detector
- groove
- optical module
- 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
- 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
- G02B6/4256—Details of housings
- G02B6/4262—Details of housings characterised by the shape of the housing
- G02B6/4263—Details of housings characterised by the shape of the housing of the transisitor outline [TO] can type
-
- 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
- G02B6/4286—Optical modules with optical power monitoring
Abstract
The invention discloses a kind of optical modules, belong to fiber optic communication field.The optical module includes：Detector and round and square tube body are provided with TO caps on the detector；The round and square tube body includes：Interconnected round tube body and rectangular tube body, are arranged on a side of the rectangular tube body fluted, the opening for coordinating with the TO caps are provided on the bottom surface of the groove, the top area of the groove is more than the area in the opening face of the opening.The present invention solves the problems, such as that the coupling value of TO couplings is less than normal.Realize the advantageous effect for the qualification rate for improving optical module.The present invention is for detector TO couplings.
Description
It is on May 31st, 2016 that this case, which is the applying date, application number 201610379916.1, entitled optical module and
The divisional application of round and square tube body.
Technical field
The present invention relates to fiber optic communication field, more particularly to a kind of optical module.
Background technology
Compact small pluggable（English：Compact small Form-factor Pluggable；Referred to as：CSFP）
Light emitting receiving unit（English：Bi-Directional Optical Sub-Assembly；Referred to as：BOSA ）It is a kind of small-sized
Change the single fiber bidirectional optical component of encapsulation, is applied to optical module (English：Optical module), it is compact-sized.Realizing it
When function, need first to carry out radium-shine diode module（English：laser diode module）Coaxial type encapsulates（English：
Transistor-Outline CAN；Referred to as：TO-CAN）, usual abbreviation TO couplings.
TO couplings include laser welding and detector coupling.Laser welding is referred to laser through coaxial packaging
Welded together with round and square tube body by soldering and sealing tube body, and round and square tube body and adapter etc. are assembled together；Detector couples
It is to be assembled detector and the BOSA semi-finished product by laser welding by coupling of focusing, it will usually in the TO of detector
The seam crossing of cap and round and square tube body coats viscose glue by detector and round and square tube body secure fit.The laser that is fixed to each other is visited
Survey the composition CSFP such as device, soldering and sealing tube body, round and square tube body, adapter BOSA.Wherein, which is by interconnected circle
The integrated three-port structure of shape tube body and rectangular tube body composition, one end of rectangular tube body are connected to round tube body, and the other end is provided with
For the circular ports that adapter is inserted into, the circular open coordinated with TO caps is provided on a side of rectangular tube body.In TO couplings
When conjunction, laser and soldering and sealing tube body can be coordinated, the circular open of the rectangular tube side of detector and round and square tube body is coordinated.
But since detector and circular open are when carrying out TO and coupling, the two needs to carry out contraposition adjusting, to ensure to arrive
Up to the coupling value of requirement, but due to the limitation of round and square tube body self structure, the contraposition adjusting space of the two is smaller, is susceptible to
Coupling value is less than normal, couples underproof situation, influences the qualification rate of optical module.
Invention content
In order to which the coupling value for solving the coupling of TO in the related technology is less than normal, the relatively low problem of the qualification rate of optical module, the present invention
Embodiment provides a kind of optical module and round and square tube body.The technical solution is as follows：
On the one hand, a kind of optical module is provided, the optical module includes：
Detector and round and square tube body are provided with TO caps on the detector；
The round and square tube body includes：Interconnected round tube body and rectangular tube body are set on one side of the rectangular tube body
It is equipped with groove, the opening for coordinating with the TO caps is provided on the bottom surface of the groove, the top area of the groove is more than
The area in the opening face of the opening.
On the other hand, a kind of round and square tube body is provided, the round and square tube body includes：
Fluted, the groove is arranged on one side of the rectangular tube body in interconnected round tube body and rectangular tube body
Bottom surface on be provided with for the opening with the cooperation of the TO caps of detector, the top area of the groove is more than the opening of the opening
The area in face.
Optical module and round and square tube body provided in an embodiment of the present invention, since the opening setting of rectangular tube and detector cooperation exists
On the bottom surface of the groove of its side, and the area in the face that is open is less than the top area of groove, then detector is carrying out TO couplings with opening
When conjunction, there is also some free spaces after insertion opening, in groove carries out position adjusting for detector for the TO caps of detector,
It is that the contraposition adjusting space of detector and opening is larger, to improve coupling value, reduces the underproof situation of coupling,
To improve the qualification rate of optical module.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of traditional optical module；
Fig. 2 is the structural schematic diagram of optical mode shown in FIG. 1 round and square tube body in the block；
Fig. 3 is a kind of structural schematic diagram of optical module provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of optical mode provided in an embodiment of the present invention round and square tube body in the block；
Fig. 5 is the side view of round and square tube body shown in Fig. 2；
Fig. 6 is the side view of round and square tube body shown in Fig. 4；
Fig. 7 is a kind of concrete structure schematic diagram of detector provided in an embodiment of the present invention；
Fig. 8 is the schematic cross-section of optical module shown in Fig. 3；
Fig. 9 is the structural schematic diagram of another round and square tube body provided in an embodiment of the present invention；
Figure 10 is a kind of opening shape schematic diagram of round and square tube body provided in an embodiment of the present invention；
Figure 11 is the side view of optical module shown in FIG. 1；
Figure 12 is the side view of optical module shown in Fig. 3；
Figure 13 is the schematic diagram of a scenario after the round and square tube body in Fig. 4 is fixed with detector；
Figure 14 is the schematic diagram of a scenario after the round and square tube body in Fig. 2 is fixed with detector.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of traditional optical module structure schematic diagram, which includes detector and circle square tube as shown in Figure 2
Body 10 is provided with TO caps on the detector（Fig. 1 is not indicated）, which is by interconnected 101 He of round tube body
The integrated three-port structure that rectangular tube body 102 forms（Namely it is provided with the integral structure of three openings）, the one of rectangular tube body 102
End is connected to round tube body 101, and the other end is provided with the circular ports being connect with adapter（Fig. 2 is not indicated）, rectangular tube body 102
A side on（Such as the upper side in Fig. 2）It is provided with circular open 1021, which is used for and detector
TO caps couple.The TO caps are usually ball cap, are protected for the internal structure to TO caps, which may include radium-shine
Diode etc., the diameter of the circular open will be generally greater than or equal to the outer diameter of the TO ball caps of detector.
As shown in Figure 1, detector 20 and circular open 1021 be when carrying out TO and coupling, by coupling of focusing by detector
TO caps are inserted into the circular open 1021, then by the TO caps of detector and the seam crossing namely Fig. 1 of round and square tube body
At the seam R of coupling, detector 20 is fixed on round and square tube body by coating viscose glue.As shown in Figure 1, due to round and square tube body itself
The limitation of structure, for the TO caps of detector 20 after being inserted into the circular open 1021, adjusting surplus up and down is smaller,
It is that the contraposition adjusting space of detector 20 and circular open 1021 is smaller, is susceptible to coupling value situation less than normal.
Fig. 3 is a kind of structural schematic diagram of optical module provided in an embodiment of the present invention, which includes：Detector and figure
The structural schematic diagram of round and square tube body 30 shown in 4 is provided with TO caps on the detector, as shown in figure 4, the embodiment of the present invention provides
Round and square tube body 30, which is integrated three-port structure, may include：
Interconnected round tube body 301 and rectangular tube body 302 is arranged fluted 3021 on a side of rectangular tube body 302,
The opening 3022 for coordinating with TO caps is provided on the bottom surface of the groove 3021, the top area of groove 3021 is more than opening 3022
Opening face area.The opening can be circular open, and diameter will be generally greater than or equal to the diameter of the TO caps of detector.It needs
It is noted that TO caps generally include ball cap or non-ball cap, the TO caps in the embodiment of the present invention are usually ball cap.
As shown in figure 3, when TO is coupled, laser and soldering and sealing tube body, circular ports can be coordinated, by the TO caps of detector
Coordinate with the circular open of the rectangular tube side of round and square tube body.The laser 40 that is fixed to each other, detector 20, soldering and sealing tube body 60,
Round and square tube body 30 and adapter 50 etc. form CSFP BOSA.As seen from Figure 3, the TO caps 201 of detector 20 are being inserted into this
After opening 3022, there is certain adjusting surplus up and down.
In order to more clearly illustrate, Fig. 5 and Fig. 6 are please referred to, Fig. 5 is the side view of round and square tube body 10 shown in Fig. 2,
Fig. 6 is the side view of round and square tube body 30 shown in Fig. 4, from figs. 5 and 6, it can be seen that round square tube provided in an embodiment of the present invention
Body 30 is than traditional round and square tube body more than 10 up and down adjustment surplus of h1.
In conclusion since the opening of rectangular tube and detector cooperation is arranged on the bottom surface of the groove of its side, and open
The area in mouth face is less than the top area of groove, then detector with opening when progress TO is coupled, in insertion open by the TO caps of detector
There is also some free spaces after mouthful, in groove carries out position adjusting for detector, that is to say, the contraposition of detector and the opening
It is larger to adjust space, to improve coupling value, reduces the underproof situation of coupling.
It should be noted that the responsiveness of detector is to reflect a parameter of detector performance, responsiveness is higher, detection
The performance of device is better.In the embodiment of the present invention, the TO crowns end of detector is provided with convex lens structures, and responsiveness is usually convex with this
The focusing precision positive correlation of lens, as shown in fig. 7, Fig. 7 is a kind of concrete structure of detector 20 provided in an embodiment of the present invention
Schematic diagram, detector include：TO tube sockets 202 and the TO caps 201 on the TO tube sockets 202 are buckled, which can be ball
Cap, 201 top of TO caps are provided with convex lens 203, and the focal length of the convex lens 203 is f, unit mm（Millimeter）.
Further, as shown in figure 3, optical module provided in an embodiment of the present invention can also include：
Laser 40, soldering and sealing tube body 60 and adapter 50,101 one end of round tube body are provided with connection opening（Fig. 3 is not indicated）, should
Connection opening is welded by soldering and sealing tube body 60 and laser 40, and one end of rectangular tube body 102 is connected to round tube body 101, another
End is provided with the circular ports being inserted into for adapter 50（Fig. 3 is not indicated）, adapter 50 is inserted into 102 predetermined depth of rectangular tube body,
For transmitting optical signal with laser 40 and detector 20 respectively.
Fig. 8 is the schematic cross-section of optical module shown in Fig. 3, as shown in figure 8, rectangular tube body 102 is internally provided with filtering
Piece 1022, adapter 50 are inserted into rectangular tube body predetermined depth, which is usually constant depth, correspondingly, optical signal from
The distance f2 for going out luminous point of optical filter to adapter is fixed range, and the sum of the distance and predetermined depth are optical filter to circle square tube
Body is inserted into the distance of one end of the adapter.The transmission path for the optical signal that laser 40 is transmitted with adapter 50 is across filtering
The transmission path in the linear transmission path of piece 1022, the optical signal that detector 20 is transmitted with adapter 50 is by 1022 folding of optical filter
The 90 degree of bending transmission paths to be formed are penetrated, which does not interfere with each other with bending transmission path.The focal length of convex lens
For f.
The schematic cross-section of traditional optical module can also as shown in figure 8, due to optical module own dimensions limitation, TO caps
201 be inserted into rectangular tube bodies depth it is shallower, with reference to figure 8 it is found that correspondingly, optical signal from the vertex of convex lens to optical filter away from
From f1 longer, the distance is shorter.Therefore, the f of traditional optical module<F1+f2 is unable to reach good focusing precision.
Round and square tube body 30 provided in an embodiment of the present invention is can be seen that than traditional round and square tube body more than 10 by Fig. 5 and Fig. 6
The up and down adjustment surplus of h1 so that detector can be deeply inserted into the depth of h1 again into rectangular tube body, that is to say, the present invention is real
Apply example offer round and square tube body 30 in, distance maximum of the optical signal from the vertex of convex lens to optical filter can reduce h1 away from
From due to increasing the up and down adjustment surplus of the h1 so that when carrying out TO couplings, detector energy provided in an embodiment of the present invention
It is enough to realize that the focal length of convex lens is f=f1+f2 by up and down adjustment at 30 corresponding opening of round and square tube body, the f1 be optical signal from
Distance of the vertex of convex lens to optical filter.In the f=f1+f2, the lock pin of adapter 50 to go out luminous point just be convex lens
Focus, the focusing precision of convex lens is most accurate at this time, and the responsiveness of detector is optimal.Therefore, the embodiment of the present invention passes through increase
Round and square tube body carries out adjusting surplus when TO is coupled with detector so that detector can be at 30 corresponding opening of round and square tube body
It realizes that the focal length of convex lens is f=f1+f2 by up and down adjustment, improves the responsiveness of detector.
It should be noted that filter plate 1022 can be 45 ° of filter plates, which can be LC adapters（Namely
It is the fiber adapter that connector is " LC " connector）.The predetermined depth usually with guarantee effectively with laser 40 and detection
Device 20 transmits optical signal, can carry out adaptability adjusting according to the size of optical module, such as can be 2.7mm（Millimeter）, this hair
Bright embodiment does not repeat this.
In the embodiment of the present invention, mainly the round and square tube body of optical module is improved, other structures can refer to correlation
Structure in technology.For example, the TO caps of detector can also include other than including TO caps：It is arranged radium-shine inside TO caps
It is diode, heat sink（heat sink）And monitor photodiode（monitor photodiode）At least one of Deng.Detection
When the TO caps of device are inserted into the corresponding opening being arranged on the bottom surface of groove, the optical signal of detector transmitting inside round and square tube body by setting
The slide set（The slide is in 45 degree of angles with light path）It reflexes at adapter so that 90 degree can be formed between detector and adapter
Bending light path.
Further, as shown in Figure 1, traditional round and square tube body, since the TO caps of detector 20 are coupled with round and square tube body 10
Seam R it is relatively narrow, therefore, the region for coating viscose glue is also relatively narrow, is susceptible to detector 20 and can not effectively consolidate with round and square tube body 10
Fixed phenomenon.
And round and square tube body 30 provided in an embodiment of the present invention, as shown in figure 3, due to the opening 3022 coordinated with detector
In groove, the seam crossing that the TO caps 201 of detector 20 are coupled with round and square tube body 30 also has certain redundant space that can coat
More viscose glue, to enable detector 20 effectively to be fixed with round and square tube body 30.It, can will be in entire groove when practical gluing
Viscose glue is all coated, to ensure the fixation of detector 20 and round and square tube body 30.
In practical application, the structure of groove can there are many, for example, the side wall of the groove can be in a constant inclination with its bottom surface
Angle, the groove is rounding mesa-shaped slot at this time, that is to say inverted round table-like groove；The side wall of the groove can also be with its bottom surface
Vertically, at this point, the groove is prism-shaped slot.Further, on the one hand, the side wall of the groove can be closed side wall, such as Fig. 9
Shown, the side wall of the groove 3021 of round and square tube body 30 shown in Fig. 9 is closed side wall；On the other hand, the side wall of the groove
May be non-enclosed side wall, when the side wall of groove is non-enclosed side wall, can it is remaining go out more free spaces be used for
The side of reeded rectangular tube body is arranged for example, at least two sides of the groove are semi open model sides in the coating of viscose glue
On be formed at least two bulge-structure, the top surface of at least two bulge-structure is in the same plane, due to existing fixture
When round and square tube body is clamped, the contact surface with the side of round and square tube body is plane, then the top surface position of at least two bulge-structure
In the top surface of at least two bulge-structure on same plane, can be made effectively to be contacted with the contact surface, the folder of fixture is realized
It holds, without changing the structure of existing fixture.
Further, in order to increase the stability contacted with fixture, in practical application, at least three sides of groove are half
Open side is arranged on the side of reeded rectangular tube body and is formed at least three bulge-structure, at least three protrusion knot
The top surface of structure is in the same plane.The top surface of so at least three bulge-structure is in the same plane, can make this extremely
The top surface of few 3 bulge-structures is steadily contacted with the contact surface, effective clamping of fixture is realized, without changing the knot of existing fixture
Structure.
Since 3 not conllinear points can determine a stable plane, then as shown in figure 4, three sides of groove 3021
Face is semi open model side, is arranged on the side of reeded rectangular tube body and is formed with 3 bulge-structures, 3 bulge-structures point
It Wei not two triangular structure 3021a（Also referred to as triangular prism structure）With a strip structure 3021b（Also referred to as quadrangular knot
Structure）.Further, in order to ensure that groove 3021 is steadily contacted with fixture, groove 3021 can be axisymmetric groove, groove
3021 symmetry axis is parallel with the axis of rectangular tube body 302.
It should be noted that the shape and size of groove can also be adjusted as the case may be, it is all the present invention's
Within spirit and principle, the shape and size of the obtained groove of any modification, equivalent replacement, improvement and so on should all wrap
Containing within protection scope of the present invention.Therefore, the embodiment of the present invention repeats no more this.
Since TO caps 201 can be ball cap, the opening 3022 coordinated with TO caps 201 can be circular open, also may be used
Think other shapes of opening, as long as can ensure that the TO caps of detector can be effectively inserted into rectangular tube 302, such as schemes
Shown in 10, the shape of opening is the closed figure M surrounded by curve, and closed figure covering presets circle W, presets the straight of circle W
Diameter is equal with the TO cap outer diameters of detector, and the first diameter R1 of closed figure is more than second diameter R2, first diameter R1 institutes
It is vertical with second diameter R2 directions in direction, and second diameter R2 is more than the diameter of default circle W, first diameter R1 institutes
In the axis for being oriented parallel to rectangular tube body.
As shown in Figure 10, closed figure M can be ellipse, and a length of first diameter of oval long axis is oval
A length of second diameter of short axle.When opening 3022 is elliptical aperture, when TO is coupled, the adjustable range of left and right becomes larger detector,
It has further liberated left and right adjusting to limit the interference of the TO caps of detector, it is possibility to have effect improves responsiveness.
In order to more clearly illustrate, 1 and Figure 12 are please referred to Fig.1, Figure 11 is the side view of optical module shown in FIG. 1,
Figure 11 is the side view of optical module shown in Fig. 3, and the opening 3022 of the round and square tube body 30 is as shown in Figure 10, can from Figure 11
Go out, a diameter of h2 of the circular open of the round and square tube body 10 in Figure 11, the shape of the circular open and above-mentioned default circle W phases
Together, it can be recognized from fig. 12 that the first diameter of the opening of round and square tube body 30 in Figure 12 is h3, therefore, the embodiment of the present invention carries
The round and square tube body 30 of confession is than traditional round and square tube body more than 10 left and right adjusting surplus of h3-h2.The left and right adjusting surplus refers to
Edge is parallel to the surplus moved on the direction of the axis k of rectangular tube body.
It should be noted that the shape and size of opening can also be adjusted as the case may be, it is all the present invention's
Within spirit and principle, the shape and size of the obtained opening of any modification, equivalent replacement, improvement and so on should all wrap
Containing within protection scope of the present invention.Therefore, the embodiment of the present invention repeats no more this.
The method coupled with the progress of detector 20 TO using round and square tube body 30 provided in an embodiment of the present invention is also relatively simple,
By taking Fig. 3 as an example, it is assumed that the opening 3022 of round and square tube body 30 is ellipse shown in Fig. 10 in Fig. 3, using the embodiment of the present invention
When the round and square tube body 30 of offer is coupled with the TO caps 201 of detector 20 progress TO, first the TO caps 201 of detector 20 can be inserted into
In opening 3022, then, contraposition adjusting is carried out up and down, it is preferred that by optical signal from the vertex of convex lens to optical filter
Distance f1 is adjusted to f2=f-f1, which is optical signal from optical filter to adapter（Lock pin）The distance for going out luminous point, adjusting
After the completion, the seam crossing coupled with round and square tube body 10 in the TO caps 201 of detector 30 coats viscose glue, finally, after coating viscose glue
Round and square tube body 30 has obtained effective fixation with detector 20, and Figure 13 is after the round and square tube body 30 in Fig. 3 is fixed with detector 20
Schematic diagram of a scenario.Correspondingly, Figure 14 is the round and square tube body 10 in Fig. 1 and the schematic diagram of a scenario after the fixation of detector 20, can see
The area for going out the region Z1 that viscose glue covers in Figure 13 is significantly greater than the area for the region Z2 that viscose glue covers in Figure 14, that is to say, this
The structure for the round and square tube body 30 that inventive embodiments provide allows more viscose glues to coat, and ensure that round and square tube body 30 and detection
Effective fixation of device 20.
In conclusion round and square tube body provided in an embodiment of the present invention, since the opening that rectangular tube body coordinates with detector is set
It sets on the bottom surface of the groove of its side, and the area in the face that is open is less than the top area of groove, then detector is being carried out with opening
When TO is coupled, the TO caps of detector are after insertion opening, and there is also some free spaces for detector progress position tune in groove
Section, that is to say, the contraposition adjusting space of detector and opening is larger, and to improve coupling value, it is underproof to reduce coupling
Situation.Also, round and square tube body provided in an embodiment of the present invention certain up and down adjustment surplus more than traditional round and square tube body, makes
Certain depth can be deeply inserted into again into rectangular tube body by obtaining detector, to improve its responsiveness.Further, due to visiting
Surveying the seam crossing that is coupled with round and square tube body of device also has certain redundant space that can coat more viscose glue, to make detector and
Round and square tube body can be fixed effectively.
The embodiment of the present invention provides a kind of round and square tube body, which includes：Interconnected round tube body and rectangular
Tube body, is arranged on a side of the rectangular tube body fluted, is provided on the bottom surface of the groove for the TO caps with detector
The opening of cooperation, the top area of the groove are more than the area in the opening face of the opening.In the structure and the present invention of the round and square tube body
The structure for stating round and square tube body 30 in embodiment is identical, and the embodiment of the present invention repeats no more this.
One of ordinary skill in the art will appreciate that realizing that all or part of step of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of optical module, which is characterized in that the optical module includes：
Detector and round and square tube body are provided with coaxial type encapsulation TO caps on the detector；
The round and square tube body includes：Interconnected round tube body and rectangular tube body are set on one side of the rectangular tube body
It is equipped with groove, the opening for coordinating with the TO caps is provided on the bottom surface of the groove, the top area of the groove is more than
The area in the opening face of the opening；
It is provided with lock pin in the round tube body；
It is provided with slant filtering piece in the round and square tube body, the distance on the vertex of the convex lens to the filter plate is and described
Filter plate goes out the sum of the distance of luminous point to the lock pin, is equal to the focal length of the convex lens.
2. a kind of optical module, which is characterized in that be provided on the side of the groove in the rectangular tube body and be formed at least two
Bulge-structure.
3. optical module according to claim 2, which is characterized in that at least two sides of the groove are semi open model sides
The top surface in face, at least two bulge-structure is in the same plane.
4. optical module according to claim 3, which is characterized in that the groove is axisymmetric groove, the groove
Symmetry axis is parallel with the axis of rectangular tube body.
5. optical module according to any one of claims 1 to 4, which is characterized in that the shape of the opening is to be surrounded by curve
Closed figure, the default circle of closed figure covering, described to preset circular diameter equal with the TO caps outer diameter, and institute
The first diameter for stating closed figure is more than second diameter, and the first diameter direction is hung down with the second diameter direction
Directly, and the second diameter is more than the default circular diameter, and the first diameter direction is parallel to the rectangular tube
The axis of body.
6. optical module according to claim 5, which is characterized in that
The closed figure is ellipse, a length of first diameter of the long axis of the ellipse, the short axle of the ellipse
A length of second diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293306.9A CN108519646A (en) | 2016-05-31 | 2016-05-31 | Optical module |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379916.1A CN105891976B (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201810293306.9A CN108519646A (en) | 2016-05-31 | 2016-05-31 | Optical module |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610379916.1A Division CN105891976B (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108519646A true CN108519646A (en) | 2018-09-11 |
Family
ID=56710445
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610379916.1A Active CN105891976B (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201810293109.7A Pending CN108519645A (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201810293306.9A Pending CN108519646A (en) | 2016-05-31 | 2016-05-31 | Optical module |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610379916.1A Active CN105891976B (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
| CN201810293109.7A Pending CN108519645A (en) | 2016-05-31 | 2016-05-31 | Optical module and round and square tube body |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN105891976B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253339A1 (en) * | 2019-06-19 | 2020-12-24 | 青岛海信宽带多媒体技术有限公司 | Optical module |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244414A (en) * | 2019-06-11 | 2019-09-17 | 青岛海信宽带多媒体技术有限公司 | A kind of optical module |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201637890U (en) * | 2010-04-20 | 2010-11-17 | 四川光恒通信技术有限公司 | APC (Automatic Power Control) butting single-fiber two-way device |
| CN201876576U (en) * | 2010-09-05 | 2011-06-22 | 青岛海信宽带多媒体技术有限公司 | PIM (Personal Information Management) circular and square pipe body and single-fiber bidirectional light assembly |
| CN102508343A (en) * | 2011-11-29 | 2012-06-20 | 深圳市易飞扬通信技术有限公司 | Single-fiber bidirectional component and packaging method thereof |
| CN203054272U (en) * | 2013-02-05 | 2013-07-10 | 青岛海信宽带多媒体技术有限公司 | Round-square tube body capable of bonding isolator |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006098763A (en) * | 2004-09-29 | 2006-04-13 | Toshiba Components Co Ltd | Optical receiving module and optical transmitting module |
| CN202102147U (en) * | 2011-05-18 | 2012-01-04 | 武汉电信器件有限公司 | Tube body structure of single fiber bidirectional device |
| CN203012191U (en) * | 2012-12-31 | 2013-06-19 | 深圳市光为光通信科技有限公司 | Light emitting assembly |
| CN203324527U (en) * | 2013-07-22 | 2013-12-04 | 厦门市贝莱通信设备有限公司 | Lensless tail-fiber detector assembly |
| CN203606535U (en) * | 2013-12-17 | 2014-05-21 | 黄山市光锐通信有限公司 | Plastic-packaging coaxial optical assembly |
| WO2016061129A1 (en) * | 2014-10-13 | 2016-04-21 | Finisar Corporation | Multi-lens optical components |
| CN205015511U (en) * | 2015-07-23 | 2016-02-03 | 厦门市贝莱光电技术有限公司 | Lensless tail -fiber detector assembly |
-
2016
- 2016-05-31 CN CN201610379916.1A patent/CN105891976B/en active Active
- 2016-05-31 CN CN201810293109.7A patent/CN108519645A/en active Pending
- 2016-05-31 CN CN201810293306.9A patent/CN108519646A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201637890U (en) * | 2010-04-20 | 2010-11-17 | 四川光恒通信技术有限公司 | APC (Automatic Power Control) butting single-fiber two-way device |
| CN201876576U (en) * | 2010-09-05 | 2011-06-22 | 青岛海信宽带多媒体技术有限公司 | PIM (Personal Information Management) circular and square pipe body and single-fiber bidirectional light assembly |
| CN102508343A (en) * | 2011-11-29 | 2012-06-20 | 深圳市易飞扬通信技术有限公司 | Single-fiber bidirectional component and packaging method thereof |
| CN203054272U (en) * | 2013-02-05 | 2013-07-10 | 青岛海信宽带多媒体技术有限公司 | Round-square tube body capable of bonding isolator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253339A1 (en) * | 2019-06-19 | 2020-12-24 | 青岛海信宽带多媒体技术有限公司 | Optical module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105891976B (en) | 2018-05-15 |
| CN108519645A (en) | 2018-09-11 |
| CN105891976A (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6748137B2 (en) | Lensed optical fiber | |
| US6847450B2 (en) | System and method for optical multiplexing and/or demultiplexing | |
| CN104335089B (en) | There is the closed optical fiber align assembly of integrated optical element | |
| WO2017118271A1 (en) | Parallel transmission and reception optical module for dual-link transmission, and preparation method | |
| CN104503029B (en) | A kind of pluggable type adapter assembly for collimated light path coupling | |
| US20060056775A1 (en) | Transceiver module and optical bench for passive alignment | |
| CN105891976B (en) | Optical module and round and square tube body | |
| JP6557419B2 (en) | Transmitter / receiver for optical fiber cable and alignment method thereof | |
| US20170227721A1 (en) | Optical path control system and optical module | |
| CN106291836A (en) | Hybrid integrated optical sub-module | |
| US20160047998A1 (en) | Multi-channel optoelectronic subassemblies | |
| WO2016155381A1 (en) | Integrated multi-path optical lens array assembly for parallel optical transceiver module | |
| CN103823281B (en) | Multichannel light receiving unit | |
| US9874704B2 (en) | Ferrule assemblies | |
| CN107329214B (en) | Optical module and preparation method thereof | |
| CN207965238U (en) | A kind of optical filter box and the optical device structure using the component | |
| CN104166195B (en) | Wavelength-division multiplex filtering optical receiver | |
| KR101039797B1 (en) | To can collimating-light package | |
| CN109239853A (en) | A kind of light path device and optical device applied to improvement return loss index | |
| CN112168118B (en) | Optical three-dimensional endoscope | |
| CN213338117U (en) | Light emitting and receiving integrated device with high coupling efficiency | |
| CN213488734U (en) | Optical three-dimensional abdominal cavity endoscope | |
| CN109557622B (en) | Computer readable storage medium and laser coupling device of four-channel wavelength division multiplexing light receiving device using same | |
| CN211293370U (en) | Optical interface assembly with low loss and high reliability | |
| CN220207917U (en) | Adjustable optical fiber coupler |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180911 |
|
| RJ01 | Rejection of invention patent application after publication |