CN106356680B - Wire and cable connector - Google Patents
Wire and cable connector Download PDFInfo
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- CN106356680B CN106356680B CN201510425586.0A CN201510425586A CN106356680B CN 106356680 B CN106356680 B CN 106356680B CN 201510425586 A CN201510425586 A CN 201510425586A CN 106356680 B CN106356680 B CN 106356680B
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Abstract
A kind of wire and cable connector, including a connector male connector, a circuit board and a cable；Upper row's conducting terminal of the connector male head includes respectively two pairs of high-speed differential signal terminals for being used for transmission high-speed differential signal with lower row's conducting terminal；The circuit board includes a first surface conductive layer, a second surface conductive layer and an at least intermediate conductive layer, and multiple front side pads, multiple rear side pads and a plurality of conducting wire are formed on the two surface conductive layers；An at least intermediate conductive layer is equipped with a common ground area, which will up and down be spaced apart positioned at the rear side pad for being used for transmission high-speed differential signal of first surface conductive layer with the rear side pad for being used for transmission high-speed differential signal positioned at second surface conductive layer；And the rear side pad for being used for transmission high-speed differential signal positioned at first surface conductive layer is mutually staggered with the rear side pad for being used for transmission high-speed differential signal positioned at second surface conductive layer on upright projection direction.The present invention is suitable for reducing noise.
Description
Technical field
The present invention relates to a kind of wire and cable connector more particularly to a kind of wire and cable connectors suitable for high speed data transfer.
Background technology
Chinese patent CN201420267847.1 discloses a kind of positive anti-plug male seat connector of micro USB comprising upper end
Subelement, lower end subelement, metallic shield piece, two shockproof moving cells, hollow insulating body, shell and element board.It is described
Upper end subelement, lower end subelement and metallic shield piece are fixed with one, and are inserted in the insulating body.The metal screen
Piece is covered to be set between upper end subelement and lower end subelement.The upper end subelement includes integrally formed top base and upper terminal
Group, the upper end subgroup are embedded in the top base, and its both ends is stretched out outside the top base.The back segment of the top base is set
There is the first mounting portion.The lower end subelement includes integrally formed bottom base and lower end subgroup, and the lower end subgroup is embedded at
In the bottom base, and its both ends is stretched out outside the bottom base.The back segment of the bottom base is equipped with the second mounting portion.Element board supports
The rear end of the first mounting portion and the second mounting portion is leaned against, and between upper end subgroup and lower end subgroup.The upper and lower table of element board
Face conductive layer is formed with and upper end subgroup and the matched conductive circuit layer of lower end subgroup.The element board of this Minimized USB connector
On conductive circuit layer be it is straight front and back one to one extend, when making wire and cable connector, due in the rear of element board need
The connecting line of quantity identical as conducting terminal is welded, but since the pad spacing at the rear in conductive circuit layer is very close,
Realize that the technique of connection wire bonding is fairly cumbersome and is susceptible to defective products.In addition the circuit board upper surface of this connector is conductive
There is no shielding design between the conductive circuit layer and the conductive circuit layer of circuit board lower surface conductive layer of layer, is carrying out high-speed data
It is easy to interfere the generation for leading to string query topic when transmission.
Invention content
Technical problem to be solved by the present invention lies in overcoming above-mentioned deficiency of the prior art, and propose a kind of line
Cable connector is suitable for high speed data transfer.
The present invention proposes a kind of wire and cable connector in view of the above technical problems, including：A connector male connector comprising one absolutely
Edge ontology, the multiple upper row's conducting terminals being fixed on the insulating body and multiple lower row's conducting terminals are led positioned at the upper row
A grounded metal sheet between electric terminal and lower row's conducting terminal and the shielding case for being set in the insulating body periphery
Body, wherein upper row's conducting terminal includes respectively two pairs of height for being used for transmission high-speed differential signal with lower row's conducting terminal
Fast difference signal terminal；
One circuit board is installed in the rear of the connector male head, which includes a first surface opposing upper and lower
Conductive layer, a second surface conductive layer and between the first surface conductive layer and the second surface conductive layer extremely
A few intermediate conductive layer, the first surface conductive layer and the second surface conductive layer form multiple front side pads, Duo Gehou
Side pad and a plurality of conducting wire being connected between the front side pad and the rear side pad, wherein each described height
Fast difference signal terminal corresponds to the front side pad for being welded on the circuit board, and passes through the conducting wire and a rear side pad pair
Electrotropism links together；An at least intermediate conductive layer is equipped with a common ground area, which will be located at first
The rear side pad for being used for transmission high-speed differential signal of surface conductive layer is used for transmission high speed with positioned at second surface conductive layer
The rear side pad of differential signal is spaced apart up and down；And positioned at first surface conductive layer be used for transmission high-speed differential signal after
Side pad phase on upright projection direction with the rear side pad for being used for transmission high-speed differential signal positioned at second surface conductive layer
Mutually it is staggered；
An and cable comprising more connecting lines, these connecting lines correspond to the rear side pad for being welded on the circuit board.
Compared with prior art, wire and cable connector of the invention, by being equipped on the first intermediate conductive layer of circuit board
One common ground area, will be positioned at the rear side pad for being used for transmission high-speed differential signal of first surface conductive layer and positioned at second
The rear side pad for being used for transmission high-speed differential signal of surface conductive layer is spaced apart up and down；Also, by making to be located at first surface
The rear side pad for being used for transmission high-speed differential signal of conductive layer is used for transmission high-speed-differential with positioned at second surface conductive layer
The rear side pad of signal mutually staggers on upright projection direction, can improve being used for transmission on two surface conductive layers
The mutual crosstalk effect of the rear side pad of high-speed differential signal, to be suitable for high speed data transfer.
Description of the drawings
Fig. 1 and Fig. 2 is the stereogram exploded view of two different angles of the first preferred embodiment of wire and cable connector of the present invention.
Fig. 3 is the terminal arrangement of connector male head and function definition in the first preferred embodiment of the invention.
Fig. 4 is the circuit theory schematic diagram of the circuit board in the first preferred embodiment of the invention, and wherein J1 shows connector
The relationship that is correspondingly connected with of the conducting terminal of male connector and front side pad, the rear side pad and the connecting line in cable that J2 shows circuit board
Be correspondingly connected with relationship.
Fig. 5 is the vertical view of circuit board in the first preferred embodiment of the invention.
Fig. 6 is the upward view of circuit board in the first preferred embodiment of the invention.
Fig. 7 is the perspective view of four conductive layers in the circuit board in the first preferred embodiment of the invention, wherein invisible
Conductive layer shown with the shallower dotted line of color.
Fig. 8 is the stereoscopic schematic diagram of four conductive layers of the circuit board in the first preferred embodiment of the invention.
Fig. 9 be the circuit board in first preferred embodiment of the invention four conductive layers in two surface conductive layers solid
Schematic diagram.
Figure 10 be the first intermediate conductive layer of the circuit board in first preferred embodiment of the invention, the second intermediate conductive layer with
And second surface layer conductive layer stereoscopic schematic diagram.
Figure 11 is the second intermediate conductive layer and the second surface layer conduction of the circuit board in the first preferred embodiment of the invention
The stereoscopic schematic diagram of layer.
Figure 12 is the crosstalk effect comparison diagram of the first preferred embodiment and the prior art of the invention, wherein curve S001 shows
The crosstalk effect of the prior art is gone out, curve S002 shows the crosstalk effect of the first preferred embodiment of the invention.
Figure 13 and Figure 14 is the stereogram of two angles of the circuit board in the second preferred embodiment of the invention.
Figure 15 is the upward view of the circuit board in the second preferred embodiment of the invention.
Figure 16 is the vertical view of the circuit board in the second preferred embodiment of the invention.
Figure 17 is the perspective view of four conductive layers of the circuit board in the second preferred embodiment of the invention, wherein invisible
Conductive layer is shown with the shallower dotted line of color.
Figure 18 and Figure 19 is two different angles of four conductive layers of the circuit board in the second preferred embodiment of the invention
Stereoscopic schematic diagram.
Figure 20 is the crosstalk effect comparison diagram of the second preferred embodiment and the prior art of the invention, wherein curve S001 shows
The crosstalk effect of the prior art is gone out, curve S003 shows the crosstalk effect of the second preferred embodiment of the invention.
Wherein, the reference numerals are as follows：
10 wire and cable connectors
1 connector male head
11 insulating body, 12 conducting terminal, 13 grounded metal sheet, 15 shield shell
133 ground connection legs
2,2f circuit boards
21,21f insulating substrates 25,25f first surface conductive layers
26, the first intermediate conductive layers of 26f 27, the second intermediate conductive layers of 27f
28,28f second surfaces conductive layer 29,29f via holes
256,286,261 public power Chi Qu of 256f, 286f ground pad
262 first common ground areas 292 connect 294 earth-continuity hole of conductance through-hole
Pad on rear side of pad J2, J2f on front side of J1, J1f
The rear end of the rear side pad of BE first surface conductive layers
The rear end of the rear side pad of AE second surface conductive layers
The first setpoint distances of length d1 of pad on rear side of L
The rear end of pad on rear side of two couple of BE1f, BE2f first surface conductive layer
The rear end of pad on rear side of two couple of AE1f, AE2f second surface conductive layer
D2 the second setpoint distance d3 third setpoint distances
The front side pad of A1/A2/A3/A4/A5/A6/A7/A8/A9/A10/A11/A12 second surface conductive layers
The front side pad of B1/B2/B3/B4/B5/B6/B7/B8/B9/B10/B11/B12 first surface conductive layers
A1’/A2’/A3’/A5’/A6’/A7’/A8’/A10’/A11’/A12’
The rear side pad of second surface conductive layer
B1’/B2’/B3’/B4’/B5’/B8’/B10’/B11’/B12’
The rear side pad of first surface conductive layer
3 cables
31 conducting wires
Specific implementation mode
Although the present invention can easily show as various forms of embodiments, it is shown in the accompanying drawings and in this explanation
What be will be explained in book is only some of specific embodiments, while being understandable that this specification is construed as this hair
Bright principle it is exemplary illustrated, and be not intended to limit the invention to it is illustrated herein as.
A feature pointed in this specification shall illustrate one of one embodiment of the present of invention as a result,
Feature, rather than imply that each embodiment of the present invention must have illustrated feature.Further it is to be noted that be this explanation
Book describes many features.Although certain features can be combined to show possible system design, these features
It can also be used for other combinations that explanation is not known.As a result, unless otherwise indicated, illustrated combination is not intended to limit.
In the embodiment shown in the figures, the instruction (such as upper, lower, left, right, front and rear) in direction is for explaining the present invention
Various elements structure and movement be not absolute but opposite.When these elements are in position shown in the drawings, this
A little explanations are suitable.If the explanation of the position of these elements changes, the instruction in these directions also correspondingly changes
Become.
Below in conjunction with the attached drawing of this specification, presently preferred embodiments of the present invention is further described in detail.
Referring to Fig. 1 to Figure 11, the first preferred embodiment of wire and cable connector of the present invention is shown.
Referring to Fig. 1 and Fig. 2, which includes a connector male connector 1, is fixed on 1 rear of connector male head
A circuit board 2, outside the cable 3 being connected with the circuit board 2 and be coated between the connector male head 1 and cable 3 one
Shell (not shown).Wherein, which includes an insulating body 11, the multiple conductions being fixed on the insulating body 11
Terminal 12 and a grounded metal sheet 13 are fixed on a shield shell 15 of 11 periphery of insulating body.Wherein, these conducting terminals
12 points are multiple upper row's conducting terminals and multiple lower row's conducting terminals.The grounded metal sheet 13 be located at this two rows of conducting terminal it
Between, and extend back two ground connection legs 133.
In the present embodiment, which supports positive and negative two-way insertion, two rows of conducting ends of the connector male head 1
Son includes respectively 12 conducting terminals.It referring to Fig. 3, turns left number from the right side, upper row's conducting terminal includes：Ground terminal A1, high-speed-differential
Terminal A5 is arranged to A2 and A3, power supply terminal A4, channel in signal sending end, and low speed difference signal terminal is to A6 and A7, sideband
Using terminal A8, power supply terminal A9, high-speed differential signal receiving terminal is to A10 and A11 and ground terminal A12.From left to right
Number, lower row's conducting terminal include：Ground terminal B1, high-speed differential signal send terminal to B2 and B3, and power supply terminal B4, channel is set
Terminal B5 is set, sideband uses terminal B8, and power supply terminal B9, high-speed differential signal receiving terminal is to B10 and B11 and ground terminal
B12, wherein conducting terminal B6 and B7 are dead end that can be suspended setting.As it can be seen that upper row's conducting terminal is used for including two Duis
Transmit the high-speed differential signal terminal A2 and A3, A10 and A11 of high-speed differential signal；Lower row's conducting terminal includes two pairs for passing
The high-speed differential signal terminal B2 of defeated high-speed differential signal and B3, B10 and B11；Wherein, high-speed differential signal terminal A2 and A3 and
B10 is corresponding with B11 or more, overlapped on upright projection direction；On high-speed differential signal terminal A10 and A11 and B2 and B3
Lower correspondence, it is overlapped on upright projection direction.The butt cavity of the connector male head 1 is in 180 degree rotational symmetry, the upper row
Conducting terminal and lower row's conducting terminal are arranged in 180 degree in the butt cavity in rotational symmetry, positive and negative so as to support
Two-way insertion.
Referring to Fig. 5 to Fig. 7, in beloid, the front part sides of the circuit board 2 can correspond to slotting for the shape of the circuit board 2
Enter to be attached to the rear portion of the connector male head 1.In the present embodiment, which is four-sheet structure, including an insulating substrate
21, be arranged four conductive layers 25,26,27,28 on insulating substrate 21 and it is multiple up and down through these conductive layers 25,26,
27,28 via hole 29.This four conductive layers are respectively：The one first surface conductive layer 25 in two outsides in circuit board 2 with
One second surface conductive layer 28 and between first surface conductive layer 25 and second surface conductive layer 28 one first among
Conductive layer 26 and one second intermediate conductive layer 27.Wherein, the front and rear portion of the two surface conductive layers 25,28 are respectively formed one
Row front side pad J1 and row rear side pad J2.Wherein front side pad J1 welderings corresponding with the conducting terminal 12 on connector male head 1
Be connected together, rear side pad J2 is corresponding with the connecting line 31 in cable 3 to be welded together, it is therein a part front side pad J1 with
Rear side pad J2 is by being arranged the conducting wire on the first surface conductive layer 25 and the second surface conductive layer 28 accordingly
It is electrically connected.In certain unshowned embodiments, which can be reduced to three ply board structure, wherein the
Two intermediate conductive layers 27 can be omitted.In conjunction with referring to Figure 10 and Figure 11, these via holes 29 include generally two classes：Connection electricity
The earth-continuity hole 294 for connecing conductance through-hole 292 and electrical ground in source.
It is represented on front side pad and the connector male head 1 illustrated in fig. 3 above-mentioned of circuit board 2 referring to Fig. 4, wherein J1
Conducting terminal 12 be correspondingly connected with relationship, can learn that front side pad J1 is omitted weldering corresponding with conducting terminal B6 and B7
Disk.What J2 represented the conducting wire 31 in rear side pad and cable 3 is correspondingly connected with relationship, J1 is compared with J2 after being known that
Side pad J2 is quantitatively reduced with respect to front side pad J1.Specifically, this arranges being arranged as rear side pad J2：In the second table
Ground terminal pad A1 ' on face conductive layer 28, high-speed differential signal send terminal pad to A2 ' and A3 ', channel terminal is set
Pad A5 ', low speed difference signal terminal pad are to A6 ' and A7 ', sideband using terminal pad A8 ', high-speed differential signal receiving terminal
Sub- pad is to A10 ' and A11 ' and ground terminal pad A12 '；With the ground terminal pad on first surface conductive layer 25
B1 ', high-speed differential signal send terminal pad to B2 ' and B3 ', power supply terminal pad B4 ', channel setting terminal pad B5 ', side
Band is using terminal pad B8 ', high-speed differential signal receiving terminal pad to B10 ' and B11 ' and ground terminal pad B12 '.It can
See, this row front side pad J1 share 24, respectively with 22 conducting terminals 12 of the connector male head 1 and the grounded metal sheet
13 two ground connection legs 133 are correspondingly connected with.And this row's rear side pad J2 correspondence is connected with 19 conducting wires in cable 3.
The capacitance C1 being connected between power supply terminal pad and ground terminal pad is additionally provided on the circuit board 2, even
The resistance R1 being connected between power supply terminal pad and channel setting terminal pad A5, and it is connected to channel setting terminal pad
A resistance R2 between B5 and ground terminal pad.In the present embodiment, the capacitance of capacitance C1 is 10nF, is welded on second
On surface conductive layer 28；The value of resistance R1 is 22 kilo-ohms, is welded on first surface conductive layer 25；The value of resistance R2 is
It 1.2 kilo-ohms, is welded on first surface conductive layer 25.
Referring to Fig. 6 to Fig. 8, set on the first surface conductive layer 25 of the circuit board 2 there are one rear side power pad B4 ', it should
The bonding area of rear side power pad B4 ' is preferably greater than the bonding area of other rear side pads (such as B1 ').Specifically,
In length and width directions, rear side power pad B4 ' is all higher than pad on rear side of others.In first surface conductive layer
On 25, by making the circuit board 2 in beloid structure and merging the quantity of reduction rear side pad, make adjacent rear side pad
(such as：B1 ' on J2 and B2 ') between interval be more than adjacent front side pad (such as：B1 on J1 and B2) between interval.
Be conducive to the correspondence of connecting line 31 being welded on this row's rear side pad J2 in this way.Especially, an electricity in these connecting lines 31
Source connecting line can easily be welded to rear side power pad B4 ', be also beneficial to reduce cable 3 in connecting line 31 quantity from
And reduce outer diameter of cable.It is noted that although this preferred embodiment is reduced to only there are one rear side power pad B4 ',
It is that rear side power pad can also be reduced to two or three in other unshowned embodiments, can also equally reached
Reduction merges the purpose of pad.In addition, the circuit board 2 is in the outside of a front side ground pad B1 of first surface conductive layer 25
It is additionally provided with a ground pad 256, the corresponding ground connection leg 133 welded in the grounded metal sheet 13 can be used for.
Referring to Fig. 5 and Fig. 7, on second surface conductive layer 28, adjacent rear side pad (such as：A1 ' on J2 and A2 ') it
Between interval be more than adjacent front side pad (such as：A1 on J1 and A2) between interval.This structure is conducive to connecting line
31 correspondences are welded on this row's rear side pad J2；And it is possible to reduce crosstalk.In addition, the circuit board 2 is in second surface conductive layer
It is additionally provided with a ground pad 286 on the outside of a 28 front side ground pad A1, corresponding welding grounded metal can be used for
A ground connection leg 133 on piece 13.
Referring to Fig. 7, positioned at rear side the pad B2 ' and B3 ' for being used for transmission high-speed differential signal of first surface conductive layer 25
And B10 ' and B11 ' and rear side the pad A10 ' and A11 ' for being used for transmission high-speed differential signal positioned at second surface conductive layer 28
And A2 ' and A3 ' is mutually staggered on upright projection direction.This design that is staggered can reduce the two opposite rear side welderings of upper and lower surface
Crosstalk between disk, to particularly suitable for carrying out high speed data transfer.In the present embodiment, it is located at first surface conductive layer 25
The rear side pad B2 ' and B3 ' and B10 ' and B11 ' for being used for transmission high-speed differential signal it is laterally aligned, it is conductive to be located at second surface
The rear side pad A2 ' and A3 ' and A10 ' and A11 ' for being used for transmission high-speed differential signal of layer 28 is laterally aligned (to be arranged as always
Line)；Wherein, on upright projection direction, positioned at the rear side weldering for being used for transmission high-speed differential signal of second surface conductive layer 28
The rear end AE of disk A2 ' and A3 ' and A10 ' and A11 ' with positioned at the high-speed differential signal that is used for transmission of first surface conductive layer 25
The rear end BE time intervals one first of rear side pad B2 ' and B3 ' and B10 ' and B11 ' set spacing d1.Wherein it is worth mentioning
Be, in the preferred embodiment in order to ensure circuit board 2 have shorter length, therefore rear side pad B2 ' and B3 ' and B10 ' with
B11 ' is generally to be staggered, and there are a small amount of overlapping regions in front end；And circuit board length is not strict with certain
Embodiment (not shown) in, first setting spacing d1 is not less than rear side pad for being used for transmission high-speed differential signal
Length dimension L, that is to say, that rear side pad A2 ' and A3 ' and A10 ' and A11 ' and rear side pad B2 ' and B3 ' and B10 ' and B11 '
Overlapping region is not present on upright projection direction between each other.
Referring to Figure 10, the first intermediate conductive layer 26 of the circuit board 2 is equipped with a public power pond area 261, and above-mentioned four
A front side power pad (i.e. A1, A12, B1 and B12 on J1) and a rear side power pad (i.e. B4 ' on J2) are by leading
Through-hole 29 is connected to the public power pond area 261, so as to reach by an electric power connection line 31 in cable 3 be four before
The purpose that side power pad (A1, A12, B1 and B12) transmits electric power.The circuit board 2 ring around the public power pond area 261
It is equipped with a common ground area 262 around ground.
It the common ground area 262 will be positioned at the rear side pad for being used for transmission high-speed differential signal of first surface conductive layer 25
B2 ' and B3 ' and B10 ' and B11 ' and the rear side pad A2 ' for being used for transmission high-speed differential signal for being located at second surface conductive layer 28
It is spaced apart up and down with A3 ' and A10 ' with A11 '.
In addition, the first common ground area 262 fully extends with the public power pond area 261 and is spaced in first surface and leads
Between electric layer 25 and second surface conductive layer 28, and to be connected to the first common ground area 262 public with this by capacitance C1 above-mentioned
Power supply pond area 261, so as to which the high frequency noise shielding across the first intermediate conductive layer 26, the high speed difference for the row of preventing will be intended to
Sub-signal sends terminal (A2 and A3, A10 and A11) and the high-speed differential signal of lower row sends terminal (B10 and B11, B2 and B3)
The high-frequency signal transmitted is harassed.
In conjunction with referring to Figure 11, which is ground plane.Second intermediate conductive layer 27 and first public
Access area 262 passes through 29 short circuit of via hole.Second intermediate conductive layer 27 can further strengthen shield effectiveness, the row of preventing
High-speed differential signal sends terminal (A2 and A3, A10 and A11) and the high-speed differential signal of lower row sends terminal (B10 and B11, B2
With B3) high-frequency signal that is transmitted harasses, to be conducive to high frequency data transfer.
The cable 3 includes an electric power connection line, four piece-root graftings ground connecting line, four pairs of high-speed differential signal connecting lines, a pair
Low speed differential signal connecting line, a sideband use (Sideband Use) connecting line and a channel to be arranged
(Configuration Channel) line.Each connecting line 31 of the cable 3 is correspondingly connected to the rear side pad of the circuit board 2
J2。
It is the first preferred embodiment of the invention and the crosstalk without the traditional design using the pad that is staggered referring to Figure 12, Figure 12
Character Comparison figure, wherein curve S001 shows that the crosstalk effect of traditional design, curve S002 show the present invention first preferably
The crosstalk effect of embodiment.As it can be seen that the circuit board 2 of the first preferred embodiment of the invention is relatively low relative to the crosstalk of traditional design,
In addition to individual frequency ranges, such as：8.7GHz-9.6GHz, it has been more than 20dB that the present invention, which improves amplitude,.
Compared with traditional design, wire and cable connector 10 of the invention is by making positioned at first surface conductive layer 25 for passing
The rear side pad B2 ' and B3 ' and B10 ' and B11 ' of defeated high-speed differential signal and being used for transmission positioned at second surface conductive layer 28
The rear side pad A2 ' and A3 ' and A10 ' and A11 ' of high-speed differential signal is mutually staggered on upright projection direction, can improve position
In on two surface conductive layers 25,28 the rear side pad B2 ' and B3 ' and B10 ' and B11 ' for being used for transmission high-speed differential signal and
Crosstalk effect mutual A2 ' and A3 ' and A10 ' and A11 ', to be suitable for high speed data transfer.
Referring to Figure 13 to Figure 19, the circuit board 2f in the second preferred embodiment of wire and cable connector of the present invention is shown.It is similar
In circuit board 2 above-mentioned, circuit board 2f is four laminates comprising an insulating substrate 21f, is arranged on insulating substrate 21f
Four conductive coating structure designs and multiple via hole 29f for running through these conductive layers 25f, 26f, 27f, 28f up and down.Wherein,
The front and rear portion of the two surface conductive layers 25f, 28f are respectively formed pad J1f and row rear side pad J2f on front side of a row.
First surface conductive layer 25f is formed with a ground pad 256f in the side of front side pad J1f.Second surface conductive layer 28f exists
The side of front side pad J1f is formed with a ground pad 286f.These via holes 29f main regions divide connection power supply into and connect conductance
The earth-continuity hole 294f of through-hole 292f and electrical ground.
Referring to Figure 13 to Figure 17, positioned at the rear side pad for being used for transmission high-speed differential signal of first surface conductive layer 25f
B2 ' and B3 ' and B10 ' and B11 ' and the rear side pad for being used for transmission high-speed differential signal for being located at second surface conductive layer 28f
A2 ' and A3 ' and A10 ' and A11 ' is also offset from each other on upright projection direction, the mode and first embodiment being only staggered
It is different.
In the present embodiment, referring to Figure 15, positioned at first surface conductive layer 25f be used for transmission high-speed differential signal after
Side pad B2 ' and B3 ' and B10 ' and B11 ' is staggered in the horizontal, that is to say, that the rear end of rear side pad B2 ' and B3 '
The rear end BE2f of BE1f and rear side pad B10 ' and B11 ' are misaligned.Or that rear end BE2f and rear end BE1f is in front and back
The length L of the upward substantially one rear side pad that is staggered.Similarly, referring to Figure 16, positioned at being used for for second surface conductive layer 28f
The rear side pad A2 ' and A3 ' and A10 ' and A11 ' for transmitting high-speed differential signal is also to be staggered in the longitudinal direction, that is to say, that
The rear end AE1f of rear side pad A2 ' and A3 ' and the rear end AE2f of rear side pad A10 ' and A11 ' are misaligned.After preferably,
End AE2f and rear end AE1f be staggered in the longitudinal direction at a distance from rear side of substantially one pad length L.
Referring to Figure 17, on upright projection direction, high-speed differential signal is used for transmission positioned at second surface conductive layer 28f
Rear side pad A2 ' and A3 ' rear end AE1f with positioned at first surface conductive layer 25f be used for transmission high-speed differential signal after
The rear end BE2f time intervals one second of side pad B10 ' and B11 ' set spacing d2.Second setting spacing d2 substantially one
It is used for transmission the length dimension L of the rear side pad of high-speed differential signal, that is to say, that rear side pad A2 ' and A3 ' and rear side pad
B10 ' and B11 ' is substantially not present overlapping region on upright projection direction between each other, and can make the entirety of circuit board 2f
Length is shorter.
Similarly, positioned at the rear side pad A10 ' for being used for transmission high-speed differential signal of second surface conductive layer 28f with
The rear end AE2f of A11 ' and rear side the pad B2 ' and B3 ' for being used for transmission high-speed differential signal for being located at first surface conductive layer 25f
One third of rear end BE1f time intervals setting spacing d3.Third setting spacing d3 substantially one is used for transmission high-speed-differential
The length dimension L of the rear side pad of signal, that is to say, that rear side pad A10 ' and A11 ' and rear side pad B2 ' and B3 ' mutually it
Between be substantially not present overlapping region on upright projection direction.
First intermediate conductive layer 26f is identical as the first intermediate conductive layer 26 above-mentioned, the second intermediate conductive layer 27f also with it is preceding
The the second intermediate conductive layer 27f stated is identical, and details are not described herein.
It is the second preferred embodiment of the invention and the crosstalk without the traditional design using the pad that is staggered referring to Figure 20, Figure 20
Character Comparison figure, wherein curve S001 shows that the crosstalk effect of traditional design, curve S003 show the present invention second preferably
The crosstalk effect of embodiment.As it can be seen that the circuit board 2f of the second preferred embodiment of the invention is relatively low relative to the crosstalk of traditional design,
In addition to individual frequency ranges, such as：8.7GHz-9.6GHz, it has been more than 10dB that the present invention, which improves amplitude,.
The above is only presently preferred embodiments of the present invention, is not intended to limit embodiment of the present invention, and this field is general
Logical technical staff's central scope according to the present invention and spirit can very easily carry out corresponding flexible or modification, therefore originally
The protection domain of invention should be subject to the protection domain required by claims.
Claims (12)
1. a kind of wire and cable connector, including：
A connector male connector a comprising insulating body, multiple upper row's conducting terminals being fixed on the insulating body and multiple
It lower row's conducting terminal, the grounded metal sheet between upper row's conducting terminal and lower row's conducting terminal and is arranged
A shield shell in the insulating body periphery, wherein upper row's conducting terminal includes respectively two with lower row's conducting terminal
To being used for transmission the high-speed differential signal terminal of high-speed differential signal；It is characterized in that,
One circuit board is installed in the rear of the connector male head, which includes that a first surface opposing upper and lower is conductive
Layer, a second surface conductive layer and between the first surface conductive layer and the second surface conductive layer at least one
Intermediate conductive layer, the first surface conductive layer and the second surface conductive layer form multiple front side pads, the weldering of multiple rear sides
Disk and a plurality of conducting wire being connected between the front side pad and the rear side pad, wherein each described high speed difference
Sub-signal terminal corresponds to the front side pad for being welded on the circuit board, and passes through conducting wire electricity corresponding with a rear side pad
Property links together；An at least intermediate conductive layer is equipped with a common ground area, which will be located at first surface
The rear side pad for being used for transmission high-speed differential signal of conductive layer is used for transmission high-speed-differential with positioned at second surface conductive layer
The rear side pad of signal is spaced apart up and down；And positioned at the rear side weldering for being used for transmission high-speed differential signal of first surface conductive layer
Disk is mutually wrong on upright projection direction with the rear side pad for being used for transmission high-speed differential signal positioned at second surface conductive layer
It opens；
An and cable comprising more connecting lines, these connecting lines correspond to the rear side pad for being welded on the circuit board.
2. wire and cable connector according to claim 1, which is characterized in that two couple positioned at first surface conductive layer is for passing
The rear side pad of defeated high-speed differential signal is to be arranged in a row laterally alignedly；Two couple positioned at second surface conductive layer is used for
The rear side pad for transmitting high-speed differential signal is also to be arranged in a row laterally alignedly.
3. wire and cable connector according to claim 2, which is characterized in that be located at described two pairs of second surface conductive layer with
Rear side pad in transmission high-speed differential signal is used for transmission high-speed-differential letter with described two pairs positioned at first surface conductive layer
Number rear side pad be staggered in the longitudinal direction one first setting spacing.
4. wire and cable connector according to claim 1, which is characterized in that a pair positioned at first surface conductive layer is for passing
It is front and back be staggered that the rear side pad of defeated high-speed differential signal is used for transmission the rear side pad of high-speed differential signal with another pair；Position
It is used for transmission the rear side pad of high-speed differential signal in a pair of second surface conductive layer and another pair is used for transmission high-speed-differential
The rear side pad of signal is also front and back is staggered.
5. wire and cable connector according to claim 4, which is characterized in that a pair positioned at first surface conductive layer is for passing
The rear side pad of defeated high-speed differential signal is used for transmission high-speed differential signal with a pair for being correspondingly located at second surface conductive layer
Rear side pad time interval one second set spacing；It is used for transmission high-speed-differential letter positioned at another pair of first surface conductive layer
Number rear side pad and be correspondingly located at another pair of second surface conductive layer and be used for transmission the rear side pad of high-speed differential signal
One third of time interval sets spacing.
6. wire and cable connector according to claim 5, which is characterized in that the second setting spacing sets spacing with the third
It is not less than the length of a rear side pad for being used for transmission high-speed differential signal.
7. according to claim 1 to 6 any one of them wire and cable connector, which is characterized in that upper row's conducting terminal and institute
It further includes respectively two power supply terminals to state lower row's conducting terminal；Include respectively two in the front side pad of described two surface conductive layers
A front side power pad welds the power supply terminal for corresponding；The rear side pad of the first surface conductive layer includes at least
One rear side power pad, electric power is transmitted for a corresponding connecting line for welding the cable；An at least intermediate conductive layer
It is equipped with a public power Chi Qu, described four front side power pads and at least one rear side power pad pass through via hole
It is electrically connected to public power Chi Qu.
8. wire and cable connector according to claim 7, which is characterized in that the circuit board further includes surrounding the public power pond
Area and one first common ground region of electrical ground, which fully extends with public power Chi Qu
Between the first surface conductive layer and second surface conductive layer, which passes through a capacitance and the common electrical
The areas Yuan Chi are electrically connected.
9. wire and cable connector according to claim 8, which is characterized in that an at least intermediate conductive layer include one first in
Between conductive layer and one second intermediate conductive layer；Public power Chi Qu and the first common ground region setting this among first
On conductive layer；Second intermediate conductive layer fully extends between the first surface conductive layer and second surface conductive layer, and
Pass through via hole electrical ground.
10. according to claim 1 to 6 any one of them wire and cable connector, which is characterized in that the docking of the connector male head
In 180 degree rotational symmetry, upper row's conducting terminal and lower row's conducting terminal are also arranged in 180 degree chamber in rotational symmetry
In the butt cavity.
11. according to claim 1 to 6 any one of them wire and cable connector, which is characterized in that the circuit board is in beloid
Shape, wherein the quantity of rear side pad is less than the quantity of front side pad.
12. according to claim 1 to 6 any one of them wire and cable connector, which is characterized in that the grounded metal sheet extends back
Go out two ground connection legs, being respectively provided with one on the first surface conductive layer and the second surface conductive layer of the circuit board connects
Ground pad, for the two ground connection legs of corresponding welding.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425586.0A CN106356680B (en) | 2015-07-17 | 2015-07-17 | Wire and cable connector |
| TW104214605U TWM519849U (en) | 2015-07-17 | 2015-09-09 | Cable connector |
| US15/175,505 US9774111B2 (en) | 2015-06-09 | 2016-06-07 | Cable connector assembly with multi-layered circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425586.0A CN106356680B (en) | 2015-07-17 | 2015-07-17 | Wire and cable connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106356680A CN106356680A (en) | 2017-01-25 |
| CN106356680B true CN106356680B (en) | 2018-10-23 |
Family
ID=56361969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510425586.0A Active CN106356680B (en) | 2015-06-09 | 2015-07-17 | Wire and cable connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106356680B (en) |
| TW (1) | TWM519849U (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108242751B (en) * | 2017-12-29 | 2019-12-10 | 深圳市元征科技股份有限公司 | adapter and on-vehicle diagnostic system |
| CN109038118B (en) * | 2018-06-25 | 2022-06-24 | 富士康(昆山)电脑接插件有限公司 | Cable assembly with improved cable retention |
| US10314162B1 (en) * | 2018-07-13 | 2019-06-04 | Mellanox Technologies, Ltd. | Apparatuses and methods for improved network connections |
| CN111555067B (en) * | 2020-04-15 | 2022-03-04 | 东莞立讯技术有限公司 | Connector with a locking member |
| CN115951105B (en) * | 2023-03-09 | 2023-06-09 | 苏州联讯仪器股份有限公司 | Electric signal sampling channel device and sampling oscilloscope |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1996677A (en) * | 2005-12-09 | 2007-07-11 | 蒂科电子公司 | Electrical connector having a circuit board with controlled impedance |
| CN201498686U (en) * | 2009-03-26 | 2010-06-02 | 富士康(昆山)电脑接插件有限公司 | Cable connector component |
| CN202564699U (en) * | 2012-02-11 | 2012-11-28 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN204481256U (en) * | 2015-02-15 | 2015-07-15 | 凡甲电子(苏州)有限公司 | Electric connector |
| CN204809569U (en) * | 2015-07-17 | 2015-11-25 | 东莞莫仕连接器有限公司 | Wire and cable connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138115B (en) * | 2011-11-22 | 2015-07-08 | 富士康(昆山)电脑接插件有限公司 | Cable connector assembly |
-
2015
- 2015-07-17 CN CN201510425586.0A patent/CN106356680B/en active Active
- 2015-09-09 TW TW104214605U patent/TWM519849U/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1996677A (en) * | 2005-12-09 | 2007-07-11 | 蒂科电子公司 | Electrical connector having a circuit board with controlled impedance |
| CN201498686U (en) * | 2009-03-26 | 2010-06-02 | 富士康(昆山)电脑接插件有限公司 | Cable connector component |
| CN202564699U (en) * | 2012-02-11 | 2012-11-28 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN204481256U (en) * | 2015-02-15 | 2015-07-15 | 凡甲电子(苏州)有限公司 | Electric connector |
| CN204809569U (en) * | 2015-07-17 | 2015-11-25 | 东莞莫仕连接器有限公司 | Wire and cable connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106356680A (en) | 2017-01-25 |
| TWM519849U (en) | 2016-04-01 |
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