CN101662083A - Cable assembly with wiring substrate - Google Patents
Cable assembly with wiring substrate Download PDFInfo
- Publication number
- CN101662083A CN101662083A CN200910163593A CN200910163593A CN101662083A CN 101662083 A CN101662083 A CN 101662083A CN 200910163593 A CN200910163593 A CN 200910163593A CN 200910163593 A CN200910163593 A CN 200910163593A CN 101662083 A CN101662083 A CN 101662083A
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- circuit board
- cable
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Abstract
The present invention provides a cable assembly with wiring substrate, wherein the coaxial cables (12ai) and (12bi) are respectively arranged on a surface portion (16A) and a back portion (16B) of a wiring substrate (16), so as to make the crass sections of the coaxial cables (12ai) and (12bi) clamp the wiring substrate (16) and be arranged into sawtooth pattern.
Description
Technical field
The present invention relates to have side by side the cable assembly of the band circuit board of many cables.
Background technology
When the mutual electrical connection of the electric component that carries out electronic equipment internal, provide the cable joint in the practical application.The cable joint, for example, the cable assembly via the band circuit board is electrically connected electric component with printed circuit board.For example shown in TOHKEMY 2005-259598 communique, the constituting of the cable assembly of this band circuit board:, comprise mutually many coaxial cables and the flexible circuit board that is connected with the link of this each coaxial cable of configuration side by side as critical piece.On two faces of this flexible circuit board, form the conductive pattern (in the TOHKEMY 2005-259598 communique, be called as and connect pattern) that is connected with the link of each coaxial cable mutually opposedly.Thus, the link of each coaxial cable is disposed mutually opposed to each other in the mode of clamping flexible circuit board.
Because have this structure, so in reasons such as data transmission capacity increase owing to electric equipment, make under the situation of coaxial cable number increase, can further reduce the width of flexible circuit board and joint etc., therefore, can realize the miniaturization of electronic equipments such as mobile phone, digital camera, notebook computer.
As mentioned above, by mutually opposed to each other under the situation of configuration, the installing space of the cable assembly of band circuit board need be of a size of about 2 times space of the external diameter of coaxial cable to the link of each coaxial cable in the cable assembly of band circuit board in the mode of clamping flexible circuit board folder.That is to say, be difficult to make this installing space than overlapping and to be separately positioned on about 2 times size of external diameter of the coaxial cable on two faces of flexible circuit board also thin up and down.
But the electronic equipment of considering mobile phone etc. is miniaturization and this present situation of slimming day by day, need further dwindle the installing space of the cable assembly of band circuit board.
Summary of the invention
In view of the above problems, the purpose of this invention is to provide a kind of cable assembly with circuit board, it has many cables side by side, and can further dwindle the installing space of the cable assembly of band circuit board.
In order to achieve the above object, the cable assembly of band circuit board of the present invention has following feature.That is, have many cables and circuit board, this circuit board has: a plurality of the 1st contact pads that at least one the face previous column ground in surface element and back side portion forms; With the common plane of the 1st contact pad on, be configured to zigzag with the 1st contact pad, and a plurality of the 2nd contact pads that are connected respectively with an end of cable; And be electrically connected with the 1st contact pad, and with opposed plane, common plane on form and a plurality of the 3rd contact pads that are connected respectively with an end of cable.One end of cable is configured on the surface element and back side portion of circuit board respectively, so that the cross section clamping circuit board of the cross section of the cable that is connected with the 2nd contact pad and the cable that is connected with the 3rd contact pad and become zigzag arrangement.
Cable assembly according to band circuit board of the present invention, because an end of cable is configured in respectively on the surface element and back side portion of circuit board, so that the cross section clamping circuit board of the cross section of the cable that is connected with the 2nd contact pad and the cable that is connected with the 3rd contact pad and become zigzag arrangement, so can further dwindle the installing space of the cable assembly of band circuit board.
By the description (and passing through) of following embodiment with reference to accompanying drawing, can clear and definite further technical characterictic of the present invention.
Description of drawings
Fig. 1 is the front view of major part of an example of the cable assembly of expression band circuit board of the present invention.
Fig. 2 is the stereogram of an end of an example of the cable assembly of expression band circuit board of the present invention.
Fig. 3 is the stereogram that the part of example shown in Figure 2 is amplified expression.
Fig. 4 is the stereogram of the rear side part of expression part shown in Figure 3.
Fig. 5 is the vertical view that a part shown in Figure 3 is further amplified expression.
Embodiment
Fig. 2 represents the outward appearance of major part of an example of the cable assembly of band circuit board of the present invention.
Among Fig. 2, the constituting of cable assembly 10 of band circuit board comprises: a pair of circuit board 16 with the conductive pattern that will mention the back; With the coaxial cable 12ai on the conductive pattern of surface element 16A that is connected respectively to each circuit board 16 and the 16B of back side portion, 12bi (i=1～n, n are positive integer).In addition, in Fig. 2, only represented a circuit board 16.
The circuit board 16 of cable assembly 10 of band circuit board for example is electrically connected in the TOHKEMY 2007-73411 communique also disclosed cable with on the joint.
In the end of the surface element 16A of the insulating properties base material of circuit board 16, the 1st contact pad 16CPAi (i=1～n, n are positive integer), forms with the interval of defined in parallel to each other along the Width of circuit board 16.Each the 1st contact pad 16CPAi is formed by copper alloy layer, goes up as each conductive layer 16SLBi (i=1～n, n are positive integer) of the conductive pattern of the 16B of back side portion that will mention in the back and has carried out the interlayer connection via projection 16bi (i=1～n, n are positive integer).
The 1st contact pad 16CPAi forms as for example holding wire and earth connection.
With the common plane of the row of the 1st contact pad 16CPAi on, adjacent have the 2nd a contact pad 16SLAi (i=1～n, n are positive integer), and it forms in parallel to each other along the Width of circuit board 16 interval with defined.Each the 2nd contact pad 16SLAi is formed on the mutual corresponding position with 2 the 1st adjacent contact pad 16CPAi.Therefore, as shown in Figure 5, the 1st contact pad 16CPAi and the 2nd contact pad 16SLAi form with zigzag on same plane.The 2nd contact pad 16SLAi forms as the holding wire of other different with the 1st contact pad 16CPAi and earth connection.
With the 2nd contact pad 16SLAi on the end of the direction that separates of the 1st contact pad 16CPAi, i.e. part between the coating member that will mention in the back (cover lay) 14 and the coating member 15, welding have been fixed the inner conductor 12C of the coaxial cable 12ai that will mention the back.
In addition, as shown in Figure 3, mid portion at each the 2nd contact pad 16SLAi, and the end of the direction that separates with the 1st contact pad 16CPAi, coating member 14 and 15 with same thickness is respectively along the orientation of the 2nd contact pad 16SLAi, and is folded at each the 2nd contact pad 16SLAi upper quilt layer.
Thus, even be accompanied by coaxial cable 12ai, circuit board 16 also can be strengthened by coating member 14 and 15 under the situation that the direction that the 2nd contact pad 16SLAi peels off is reversed, therefore the situation that can avoid the 2nd contact pad 16SLAi to peel off.In addition, each conductive layer 16SLBi of the 16B of back side portion that mentions in the back too of coating member 14 and 15 goes up and forms.
On the other hand, as shown in Figure 4, among the 16B of portion, stiffener 18 is stacked so that cover the part of coating member 14 overleaf.Stiffener 18 is used for suppressing the distortion of circuit board 16 when circuit board 16 is connected with joint with above-mentioned cable.In addition, on the end of stiffener 18, be formed with the 3rd contact pad of the end of having exposed each conductive layer 16SLBi.With the 16B of back side portion on the each other corresponding position of the 2nd above-mentioned adjacent contact pad 16SLAi on be formed with each conductive layer 16SLBi.Therefore, conductive layer 16SLBi and the 2nd contact pad 16SLAi on the thickness direction of circuit board 16, can form so-called zigzag arrangement.The inner conductor 12C of coaxial cable 12bi has been fixed in welding on this each the 3rd contact pad.Thus, on two faces of circuit board 16, can form conductive layer (conductive pattern).
Because coaxial cable 12ai and 12bi have mutually the same structure, thus coaxial cable 12ai is described, and omission is to the explanation of coaxial cable 12bi.
Coaxial cable 12ai, shown in amplifying among Fig. 1, it constitutes: for example, comprise columned inner conductor 12C and the external conductor 12E cylindraceous that has the diameter also bigger than the diameter of inner conductor 12C on the center of circle identical with inner conductor 12C as the main composition key element.Between inner conductor 12C and external conductor 12E, be provided with the insulator 12Sc of ring-type.In addition, the peripheral part of external conductor 12E is covered by sheath 12Sa.
Shown in amplifying among Fig. 1, with the corresponding each other position of the coaxial cable 12ai that is fixed adjacent to surface element 16A on, coaxial cable 12bi is fixed on the 16B of back side portion.
Promptly, coaxial cable 12ai and coaxial cable 12bi are fixed with its cross section clamping circuit board 16 and the mode that becomes zigzag arrangement, so, in Fig. 1, compare with the pairing size of cable assembly in the past, can be provided with full-size T littler from the end of the peripheral part of coaxial cable 12ai to the end place of the peripheral part of coaxial cable 12bi.
The end face of sheath 12Sa among coaxial cable 12ai and the coaxial cable 12bi, and mutually closely configuration mutually opposed with the end face of wiring substrate 16.
In addition, compare with the situation of the sheath of configuring coaxial cable 12ai and 12bi on circuit board 16, because have only the inner conductor 12C of coaxial cable 12ai and 12bi soldered fixing, so can be with coaxial cable 12ai and only many mutually the thickness of 12bi near this sheath.
Invention has been described with reference to concrete execution mode.Be understandable that the present invention is not limited to above-mentioned disclosed execution mode.The technical scope of technical scheme comprises the wideest explanation, to comprise all this distortion and equal structure and function.
Claims (6)
1. cable assembly with circuit board is characterized by:
Have many cables and circuit board,
Described circuit board has:
A plurality of the 1st contact pads that at least one face previous column ground in surface element and back side portion forms;
With the common plane of the 1st contact pad on, be configured to zigzag with the 1st contact pad, and a plurality of the 2nd contact pads that are connected respectively with an end of above-mentioned cable; And
Be electrically connected with the 1st contact pad, and with opposed plane, above-mentioned common plane on form, and a plurality of the 3rd contact pads that are connected respectively with an end of above-mentioned cable,
One end of this cable is configured in respectively on the surface element and back side portion of above-mentioned circuit board, so that the above-mentioned circuit board of cross section clamping of the cross section of the cable that is connected with above-mentioned the 2nd contact pad and the cable that is connected with above-mentioned the 3rd contact pad and become zigzag arrangement.
2. the cable assembly of the band circuit board of putting down in writing according to claim 1 is characterized by:
Under the end face of the peripheral part of above-mentioned cable and the mutually opposed close state of the end face of above-mentioned circuit board, the inner conductor outstanding from the end of this cable is connected with above-mentioned the 2nd contact pad or above-mentioned the 3rd contact pad.
3. the cable assembly of the band circuit board of putting down in writing according to claim 2 is characterized by:
The coating member of peeling off that suppresses above-mentioned the 2nd contact pad or above-mentioned the 3rd contact pad, be on 2 positions at the interval that has defined on the direction of the 2nd contact pad or the extension of the 3rd contact pad, form in mode across the 2nd adjacent contact pad or above-mentioned the 3rd contact pad
From the outstanding inner conductor in the end of above-mentioned cable, the part mutual with the above-mentioned coating member on above-mentioned the 2nd contact pad or above-mentioned the 3rd contact pad is connected.
4. cable assembly with circuit board is characterized by:
Have many cables, the 1st circuit board and the 2nd circuit board,
Above-mentioned the 1st circuit board has:
A plurality of the 1st contact pads that at least one face previous column ground in surface element and back side portion forms;
With the common plane of the 1st contact pad on, be configured to zigzag with the 1st contact pad, and a plurality of the 2nd contact pads that are connected respectively with an end of above-mentioned cable; And
Be electrically connected with the 1st contact pad, and with opposed plane, above-mentioned common plane on form, and a plurality of the 3rd contact pads that are connected respectively with an end of above-mentioned cable,
Above-mentioned the 2nd circuit board has:
A plurality of the 1st contact pads that at least one face previous column ground in surface element and back side portion forms;
With the common plane of the 1st contact pad on, be configured to zigzag with the 1st contact pad, and a plurality of the 2nd contact pads that are connected respectively with the other end of above-mentioned cable;
Be electrically connected with the 1st contact pad, and with opposed plane, above-mentioned common plane on form, and a plurality of the 3rd contact pads that are connected respectively with the other end of above-mentioned cable,
The two ends of this cable are configured in respectively on the surface element and back side portion of above-mentioned the 1st circuit board or above-mentioned the 2nd circuit board, so that above-mentioned the 1st circuit board of cross section clamping or above-mentioned the 2nd circuit board of the cross section of the cable that is connected with above-mentioned the 2nd contact pad and the cable that is connected with above-mentioned the 3rd contact pad and become zigzag arrangement.
5. according to the cable assembly of the band circuit board of being put down in writing in the claim 4, it is characterized by:
Under the end face of the peripheral part of above-mentioned cable and the mutually opposed close state of the end face of above-mentioned the 1st circuit board and the 2nd circuit board, the inner conductor outstanding from the end of this cable is connected with above-mentioned the 2nd contact pad or above-mentioned the 3rd contact pad.
6. according to the cable assembly of the band circuit board of being put down in writing in the claim 5, it is characterized by:
The coating member of peeling off that suppresses above-mentioned the 2nd contact pad or above-mentioned the 3rd contact pad, be on 2 positions at the interval that has defined on the direction of the 2nd contact pad or the extension of the 3rd contact pad, form in mode across the 2nd adjacent contact pad or above-mentioned the 3rd contact pad
From the outstanding inner conductor in the end of above-mentioned cable, the part mutual with the above-mentioned coating member on above-mentioned the 2nd contact pad or above-mentioned the 3rd contact pad is connected.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008221850A JP4603065B2 (en) | 2008-08-29 | 2008-08-29 | Cable assembly with wiring board |
| JP2008221850 | 2008-08-29 | ||
| JP2008-221850 | 2008-08-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101662083A true CN101662083A (en) | 2010-03-03 |
| CN101662083B CN101662083B (en) | 2012-12-26 |
Family
ID=41789950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910163593 Active CN101662083B (en) | 2008-08-29 | 2009-08-28 | Cable assembly with wiring substrate |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4603065B2 (en) |
| CN (1) | CN101662083B (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS634071U (en) * | 1986-06-27 | 1988-01-12 | ||
| JP2005259598A (en) * | 2004-03-12 | 2005-09-22 | Fujikura Ltd | Extra-fine coaxial cable assembly, and terminal structure of extra-fine coaxial cable assembly |
-
2008
- 2008-08-29 JP JP2008221850A patent/JP4603065B2/en active Active
-
2009
- 2009-08-28 CN CN 200910163593 patent/CN101662083B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101662083B (en) | 2012-12-26 |
| JP4603065B2 (en) | 2010-12-22 |
| JP2010056014A (en) | 2010-03-11 |
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