CN208189873U - A kind of SFP-DD high speed signal electric connector - Google Patents
A kind of SFP-DD high speed signal electric connector Download PDFInfo
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- CN208189873U CN208189873U CN201820851586.6U CN201820851586U CN208189873U CN 208189873 U CN208189873 U CN 208189873U CN 201820851586 U CN201820851586 U CN 201820851586U CN 208189873 U CN208189873 U CN 208189873U
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- 238000009413 insulation Methods 0.000 claims description 24
- 238000001746 injection moulding Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 13
- 230000008054 signal transmission Effects 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 8
- 230000001815 facial effect Effects 0.000 abstract description 6
- 239000004568 cement Substances 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 21
- 238000004080 punching Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a kind of SFP-DD high speed signal electric connector, the first, second module conductive terminal uses direct-assembling formula；Third, the 4th module are inserted directly into insulating body glue core after assembly using several conductive minor structures are molded in, guarantee product SMT leg facial plane degree；Automated process production can be put into.This programme is designed by the terminal and plastic cement holder structure for occupying small size, it ensure that the integrality that high-speed signal transmission is realized in the small space of high density, improve the manufacturability of processing procedure in the case where the signal transmission high-speed for not influencing product, while saving production cost, reach the balance of signal integrity, product manufacturing and product miniaturization.
Description
Technical field
The utility model relates to optical module class SFP-DD technical field of electric connectors, in particular to a kind of SFP-DD high speed is believed
Number electric connector.
Background technique
With the continuous upgrading of national bandwidth, the development of cloud and universal and 5G technology the development of 4G technology, SFP-
DD (four-way small pluggable equipment) be aim at optical communication, data center and network application market and design high density, height
Rate product solution.
Industry is higher and higher to transmission rate request, and communication equipment density is smaller and smaller, requires constantly to mention to transmission speed
It rises.With the raising of transmission rate, the problems such as high speed signal brings more incidences, reflection, decaying, coupling, crosstalk etc..
How in the small space of high density realize high-speed signal transmission integrality be that current all big enterprises are to be solved
Technical problem.
Utility model content
In view of this, the present invention provides a kind of SFP-DD high speed signal electric connectors, do not influence the signal of product
The manufacturability for improving processing procedure in the case where transmission high-speed provides one kind and occupies small size while saving production cost
Terminal and plastic cement retaining piece, thus reach signal integrity, product manufacturing and product miniaturization balance.
To achieve the above object, the utility model provides the following technical solutions:
A kind of SFP-DD high speed signal electric connector, including insulating body glue core and assembling the first module in the inner, the
Two modules, third module and the 4th module；
First module and second module are lower row's terminal；
It is provided in the cavity of the insulating body glue core and each conductive terminal in first module one-to-one
One fitting groove；
The SFP-DD high speed signal electric connector further includes insulation locating piece；The bottom of the insulating body glue core is arranged
There is the assembling structure with the insulation locating piece cooperation, the insulation locating piece has and each conductive terminal in second module
One-to-one second fitting groove.
Preferably, the assembling structure is the groove for being provided with the insulating body glue core bottom, the insulation locating piece
With the protrusion with groove installation cooperation.
Preferably, the groove vertically opening up along the insulating body glue core.
Preferably, the insulation locating piece opens up second fitting groove far from the side of first module, described exhausted
Edge locating piece is close to the plane that the side of first module is vertically.
Preferably, the third module and the 4th module include the insulation of conductive terminal and injection molding on it
Block, the collets of the third module have the mounting structure cooperated with the collets of the 4th module.
Preferably, the collets of the third module and the collets of the 4th module pass through the structure of column position and post holes
It is coupled.
Preferably, the collets of the third module include the third leg collets close to its conductive terminal leg end,
The collets of 4th module include the 4th leg collets close to its conductive terminal leg end；
The third leg collets have third column position, and the 4th leg collets have the 4th column position, and in institute
After stating third module and the 4th module assembly, third column position is concordant with before and after the 4th column position, and the insulation is originally
Body glue core has the same slot position cooperated with third column position and the 4th column position.
Preferably, the section of third column position and the 4th column position is rectangle, in the third module and described
After the assembly of 4th module, third column position is parallel with before and after the 4th column position；The slot position is along the insulating body glue core
Front-rear direction open up, the section of the slot position is the rectangle cooperated with third column position and the 4th column position.
It can be seen from the above technical scheme that SFP-DD high speed signal electric connector provided by the utility model, passes through
The terminal and plastic cement holder structure for occupying small size design, and ensure that and realize high-speed signal transmission in the small space of high density
Integrality improves the manufacturability of processing procedure in the case where the signal transmission high-speed for not influencing product, is saving production cost
Meanwhile reaching the balance of signal integrity, product manufacturing and product miniaturization.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the perspective view of the explosion of SFP-DD high speed signal electric connector provided by the embodiment of the utility model；
Fig. 2 is the bottom surface knot that the first module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structure schematic diagram；
Fig. 3 is the side knot that the first module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structure schematic diagram；
Fig. 4 is the stereoscopic schematic diagram that the first module provided by the embodiment of the utility model is packed into insulating body glue core；
Fig. 5 is the stereoscopic schematic diagram that insulation locating piece provided by the embodiment of the utility model is packed into insulating body glue core；
Fig. 6 is the bottom surface knot that the second module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structure schematic diagram；
Fig. 7 is the side knot that the second module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structure schematic diagram；
Fig. 8 is the stereoscopic schematic diagram that the second module provided by the embodiment of the utility model is packed into insulating body glue core；
Fig. 9 is the bottom surface knot that third module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structure schematic diagram；
Figure 10 is the side that third module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structural schematic diagram；
Figure 11 is the stereoscopic schematic diagram that third module provided by the embodiment of the utility model is packed into insulating body glue core；
Figure 12 is the structural schematic diagram of third module conductive terminal punching press provided by the embodiment of the utility model；
Figure 13 is the encapsulated structural schematic diagram of third module conductive terminal provided by the embodiment of the utility model；
Figure 14 is the structural schematic diagram of third module conductive terminal bending provided by the embodiment of the utility model；
Figure 15 is the bottom surface that the 4th module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structural schematic diagram；
Figure 16 is the side that the 4th module provided by the embodiment of the utility model and insulating body glue core assemble relative position
Structural schematic diagram；
Figure 17 is the stereoscopic schematic diagram that the 4th module provided by the embodiment of the utility model is packed into insulating body glue core；
Figure 18 is the structural schematic diagram of the 4th module conductive terminal punching press provided by the embodiment of the utility model；
Figure 19 is the encapsulated structural schematic diagram of the 4th module conductive terminal provided by the embodiment of the utility model；
Figure 20 is the structural schematic diagram of the 4th module conductive terminal bending provided by the embodiment of the utility model；
Figure 21 is third module provided by the embodiment of the utility model and the schematic diagram that the 4th module column position matches；
Figure 22 is the assembling schematic diagram of third module provided by the embodiment of the utility model and the 4th module column position；
Figure 23 is that the automatic assembling processing procedure of SFP-DD high speed signal electric connector provided by the embodiment of the utility model is said
Express intention.
Wherein, 1 is insulating body glue core, and 11 be groove, and 12 be slot position；2 be the first module；3 be the second module；4 be exhausted
Edge locating piece；5 be third module, and 51 be third column position；6 be the 4th module, and 61 be the 4th column position.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
SFP-DD high speed signal electric connector provided by the embodiment of the utility model, including insulating body glue core 1 and assembling
The first module 2, the second module 3, third module 5 and the 4th module 6 in the inner；
Wherein, the first module 2 and the second module 3 are lower row's terminal；Correspondingly, third module 5 and the 4th module 6 are
Upper row's terminal；
It is provided in the cavity of insulating body glue core 1 and one-to-one first assembly of conductive terminal each in the first module 2
Slot, the first module 2 is lower platoon leader's terminal in this programme；
SFP-DD high speed signal electric connector further includes insulation locating piece 4；The bottom of insulating body glue core 1 be provided with absolutely
The assembling structure that edge locating piece 4 cooperates, insulation locating piece 4 have and conductive terminal one-to-one second each in the second module 3
Fitting groove is specially to cooperate with conductive terminal close to the part at its leg end here, and the second module 3 is that lower row is short in this programme
Terminal.Its structure is referred to shown in Fig. 1-Fig. 8.It is understood that " the lower row " that is said in this programme, " upper row " and " bottom
The direction position concept in portion " is all based on for 1 structure of opposing insulation ontology glue core, and following orientation concept is similarly.
It can be seen from the above technical scheme that SFP-DD high speed signal electrical connection provided by the embodiment of the utility model
The conductive terminal of device, the first module 2 and the second module 3 is that ensure that in the small space of high density using direct-assembling formula
The integrality for realizing high-speed signal transmission improves processing procedure in the case where the signal transmission high-speed for not influencing product and manufactures
Property, while saving production cost, reach the balance of signal integrity, product manufacturing and product miniaturization.
Preferably, assembling structure is the groove 11 for being provided with 1 bottom of insulating body glue core, insulation locating piece 4 have with
The protrusion of groove installation cooperation, structure is simple, and convenient for assembling, structure is referred to shown in Fig. 4, Fig. 5 and Fig. 8.In this implementation
In example, fluted 11 are vertically opened up along it in the left and right sidewall of insulating body glue core 1, the left and right sides for the locating piece 4 that insulate is equal
With respective bump.Further, the entrance of groove 11 is throat structure, and raised insertion end is the structure become larger,
In order to assemble.It is, of course, also possible to which details are not described herein using the assembling structure of other forms.
In the present embodiment, insulation locating piece 4 opens up the second fitting groove far from the side of the first module 2, and insulate locating piece 4
It is plane vertically close to the side of the first module 2, is interfered to avoid with other component, insulation locating piece 4 specifically may be used
Square structure shown in thinking as shown in Fig. 1, Fig. 5 and Fig. 8.It is understood that is said in this programme is " close " and " remote
From " direction position concept be all based on insulation locating piece 4 for the assembled state on insulating body glue core 1, similarly hereinafter.
Preferably, third module 5 and the 4th module 6 include the collets of conductive terminal and injection molding on it,
The collets of third module 5 have the mounting structure cooperated with the collets of the 4th module 6.So set, third module 5 and
Four modules 6 can first be grouped together is reloaded into insulating body glue core 1 afterwards, to control the relative position between the two modules,
Make the leg of their (and then realizing four) on same position to reach, guarantees product SMT leg facial plane degree.
Specifically, the collets of third module 5 and the collets of the 4th module 6 cooperate peace by the structure of column position and post holes
Dress, structure is simple, and convenient for assembling, positioning effectively, is matched by column position to fix, to achieve the purpose that control flatness.Its
Structure is referred to shown in Figure 21.Further, column position and post holes are multiple groups, on the different insulative block of module, to improve
Locating effect is specially at two in the present embodiment.
In order to advanced optimize above-mentioned technical solution, the collets of third module 5 include close to its conductive terminal leg
The third leg collets at end, the collets of the 4th module 6 include the 4th leg collets close to its conductive terminal leg end,
Its structure is referred to shown in Figure 22；
Third leg collets have third column position 51, and the 4th leg collets have the 4th column position 61, and in third mould
After block 5 and the assembly of the 4th module 6, third column position 51 and 61 front and back of the 4th column position are concordant, and insulating body glue core 1 has and third column
The same slot position 12 that position 51 and the 4th column position 61 cooperate, structure are referred to shown in Fig. 2.This programme passes through in third module 5
After the assembly of the 4th module 6, the third column position 51 and the 4th column position 61 in the two are concordant along insulating body glue 1 front-rear direction of core,
It then ensure that the posture of two modules when being packed into same slot position 12 is consistent, i.e., effectively control opposite between the two modules
Position makes the leg of their (and then realizing four) on same position, guarantees product SMT leg facial plane degree to reach
Specifically, third column position 51 and the 4th column position 61 are the protruding bar that section is rectangle, in third module 5 and the
It is parallel before and after the two column positions after the assembly of four modules 6；Slot position 12 is opened up along 1 front-rear direction of insulating body glue core, section be with
The rectangle of third column position 51 and the cooperation of the 4th column position 61.Certainly, the structure of third column position 51, the 4th column position 61 and slot position 12 is not
It is limited only to this, details are not described herein.
The utility model embodiment additionally provides a kind of assemble method of SFP-DD high speed signal electric connector, for assembling
Such as above-mentioned SFP-DD high speed signal electric connector, comprising steps of
S1, the first module 2 torn using punching press is packed into the first fitting groove of insulating body glue core 1, and rolled over
Material strip is removed, enters step S2 later；The structure of spigot formula the first module conductive terminal is referred to shown in Fig. 2 and Fig. 3；
S2, the locating piece 4 that will insulate are packed into the assembling structure of insulating body glue core 1, enter step S3 later；
S3, the second module 3 torn using punching press is packed into the second fitting groove of insulation locating piece 4, and cracking-off
Except material strip, S4 is entered step later；The structure of spigot formula the second module conductive terminal is referred to shown in Fig. 6 and Fig. 7；
S4, third module 5 and the 4th module 6 are packed into insulating body glue core 1.
It can be seen from the above technical scheme that SFP-DD high speed signal electric connector provided by the embodiment of the utility model
Assemble method, the conductive terminal of the first module 2 and the second module 3 is to tear mode direct-assembling into insulation using punching press
Ontology glue core 1, product simply produces, and quality parameter is managed well, and quick to assembling flow path, saves labor hour, can be certainly
Dynamicization assembles processing procedure；
It ensure that the integrality that high-speed signal transmission is realized in the small space of high density, the signal transmission for not influencing product is high
The manufacturability for improving processing procedure in the case where rate reaches signal integrity, product manufacturing while saving production cost
And the balance of product miniaturization.
Preferably, in step s 2, the protrusion for the locating piece 4 that insulate to be packed into the groove of 1 bottom of insulating body glue core, knot
Structure is simple, and convenient for assembling, structure is referred to shown in Fig. 4, Fig. 5 and Fig. 8 and is described above.
In order to advanced optimize above-mentioned technical solution, third module 5 and the 4th module 6 are combined to one by collets
Rise after be reloaded into insulating body glue core 1, to control the relative position between the two modules, with reach make they (and then realize
Four) leg on same position, guarantee product SMT leg facial plane degree.
Specifically, in step s 4, third module 5 and the 4th module 6 are coupled by the column position of collets and post holes
To together, structure is simple, and convenient for assembling, positioning is effective.Its structure is referred to shown in Figure 21 and is described above.
Preferably, in step s 4, after third module 5 and the 4th module 6 are grouped together, 5 collets of third module
On third column position 51 and 6 collets of the 4th module on the 4th column position 61, it is concordant before and after the two, and be sequentially loaded into insulation this
The same slot position of body glue core 1.This programme passes through 51 He of third column position after third module 5 and the assembly of the 4th module 6, in the two
4th column position 61 is concordant along insulating body glue 1 front-rear direction of core, then ensure that the appearance of two modules when being packed into same slot position 12
State is consistent, i.e., effectively controls the relative position between the two modules, to reach the leg for making their (and then realizing four)
On same position, guarantee product SMT leg facial plane degree.
This programme is described further combined with specific embodiments below:
1. the first module terminals are that punching press tears mode direct-assembling into insulating body glue core (Fig. 2-Fig. 4)；
2. direct-assembling is into insulating body glue core (Fig. 5) after positioning groove injection molding；
3. the second module terminals are that punching press tears mode direct-assembling into insulating body glue core (Fig. 6-Fig. 8)；
4. being carried out again after third, the 4th encapsulated molding of module conductive terminal after bending twice (Figure 12-14, Figure 18-20), two
Insulating body glue core (Figure 23) is assembled into after block combiner again；
5. conductive terminal punch forming shape.
In conclusion the utility model embodiment discloses a kind of SFP-DD high speed signal electric connector, advantage and have
Beneficial effect are as follows:
1. the first, second module conductive terminal uses direct-assembling formula；
2. third, the 4th module are inserted directly into after assembly using several conductive minor structures are molded in insulating body
Glue core guarantees product SMT leg facial plane degree；
3. automated process production can be put into.
Its height is substantially improved aiming at SFP-DD single channel transmission rate 25Gpbs electric connector in the utility model aim
Fast signal transmission capabilities, and it is made to assemble cost reduction.
SFP-DD (four-way small pluggable equipment) small space of high density, Pin foot is more, between adjacent signal pair
Distance is too close, so the signal in order to not influence product improves the manufacturability of processing procedure in the case where transmitting high-speed, is saving
While production cost, a kind of terminal for occupying small size and plastic cement retaining piece are provided, to reach signal integrity, product system
The property made and the balance of product miniaturization.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of SFP-DD high speed signal electric connector, the first module including insulating body glue core (1) and assembling in the inner
(2), the second module (3), third module (5) and the 4th module (6)；
It is characterized in that, first module (2) and second module (3) are lower row's terminal；
It is provided in the cavity of the insulating body glue core (1) one-to-one with each conductive terminal in first module (2)
First fitting groove；
The SFP-DD high speed signal electric connector further includes insulation locating piece (4)；The bottom of the insulating body glue core (1) is set
It is equipped with the assembling structure with insulation locating piece (4) cooperation, the insulation locating piece (4) has and second module (3)
In each one-to-one second fitting groove of conductive terminal.
2. SFP-DD high speed signal electric connector according to claim 1, which is characterized in that the assembling structure is to open up
Groove (11) in insulating body glue core (1) bottom, insulation locating piece (4) have and groove installation cooperation
Protrusion.
3. SFP-DD high speed signal electric connector according to claim 2, which is characterized in that the groove (11) is along described
Insulating body glue core (1) vertically opens up.
4. SFP-DD high speed signal electric connector according to claim 2, which is characterized in that the insulation locating piece (4)
Side far from first module (2) opens up second fitting groove, and the insulation locating piece (4) is close to first module
(2) side is plane vertically.
5. SFP-DD high speed signal electric connector according to claim 1, which is characterized in that the third module (5) and
4th module (6) includes the collets of conductive terminal and injection molding on it, the collets of the third module (5)
With the mounting structure with the cooperation of the collets of the 4th module (6).
6. SFP-DD high speed signal electric connector according to claim 5, which is characterized in that the third module (5)
Collets and the collets of the 4th module (6) are coupled by the structure of column position and post holes.
7. SFP-DD high speed signal electric connector according to claim 5, which is characterized in that the third module (5)
Collets include the third leg collets close to its conductive terminal leg end, and the collets of the 4th module (6) include leaning on
The 4th leg collets at its nearly conductive terminal leg end；
The third leg collets have third column position (51), and the 4th leg collets have the 4th column position (61), and
After the third module (5) and the 4th module (6) assembly, before third column position (51) and the 4th column position (61)
Concordant afterwards, the insulating body glue core (1) is same with cooperating with third column position (51) and the 4th column position (61)
Slot position (12).
8. SFP-DD high speed signal electric connector according to claim 7, which is characterized in that third column position (51) and
The section of the 4th column position (61) is rectangle, described after the third module (5) and the 4th module (6) assembly
Third column position (51) is parallel with before and after the 4th column position (61)；The slot position (12) is before the insulating body glue core (1)
Rear direction opens up, and the section of the slot position (12) is the square cooperated with third column position (51) and the 4th column position (61)
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851586.6U CN208189873U (en) | 2018-06-01 | 2018-06-01 | A kind of SFP-DD high speed signal electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851586.6U CN208189873U (en) | 2018-06-01 | 2018-06-01 | A kind of SFP-DD high speed signal electric connector |
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| Publication Number | Publication Date |
|---|---|
| CN208189873U true CN208189873U (en) | 2018-12-04 |
Family
ID=64428057
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820851586.6U Expired - Fee Related CN208189873U (en) | 2018-06-01 | 2018-06-01 | A kind of SFP-DD high speed signal electric connector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598782A (en) * | 2018-06-01 | 2018-09-28 | 东莞铭普光磁股份有限公司 | A kind of SFP-DD high speed signals electric connector and its assemble method |
| CN114142275A (en) * | 2021-11-22 | 2022-03-04 | 深圳市创联精密五金有限公司 | First connector and second connector |
-
2018
- 2018-06-01 CN CN201820851586.6U patent/CN208189873U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598782A (en) * | 2018-06-01 | 2018-09-28 | 东莞铭普光磁股份有限公司 | A kind of SFP-DD high speed signals electric connector and its assemble method |
| CN108598782B (en) * | 2018-06-01 | 2024-03-26 | 广东拓亿达电子科技有限公司 | SFP-DD high-speed signal electric connector and assembling method thereof |
| CN114142275A (en) * | 2021-11-22 | 2022-03-04 | 深圳市创联精密五金有限公司 | First connector and second connector |
| CN114142275B (en) * | 2021-11-22 | 2023-12-22 | 深圳市创联精密五金有限公司 | first connector and second connector |
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Effective date of registration: 20200831 Address after: No.22, wangshigang Road, miaobian, Shipai town, Dongguan City, Guangdong Province 523000 Patentee after: Dongguan Mingtong Precision Electronics Co.,Ltd. Address before: 523343 Guangdong Province, Dongguan City Shek Pai Zhenmiao edge Shajing Village Road nine Patentee before: DONGGUAN MENTECH OPTICAL & MAGNETIC Co.,Ltd. |
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Granted publication date: 20181204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |