CN102055082B - Coaxial cable harness - Google Patents

Coaxial cable harness Download PDF

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Publication number
CN102055082B
CN102055082B CN2010105254152A CN201010525415A CN102055082B CN 102055082 B CN102055082 B CN 102055082B CN 2010105254152 A CN2010105254152 A CN 2010105254152A CN 201010525415 A CN201010525415 A CN 201010525415A CN 102055082 B CN102055082 B CN 102055082B
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CN
China
Prior art keywords
coaxial cable
earth connection
holding wire
connection section
section
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Expired - Fee Related
Application number
CN2010105254152A
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Chinese (zh)
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CN102055082A (en
Inventor
远藤崇树
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Sumitomo Electric Industries Ltd
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Sumitomo Electric Industries Ltd
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Publication of CN102055082A publication Critical patent/CN102055082A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50Fixed connections
    • H01R12/59Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
    • H01R12/62Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591Specific features or arrangements of connection of shield to conductive members
    • H01R13/65912Specific features or arrangements of connection of shield to conductive members for shielded multiconductor cable
    • H01R13/65918Specific features or arrangements of connection of shield to conductive members for shielded multiconductor cable wherein each conductor is individually surrounded by shield
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591Specific features or arrangements of connection of shield to conductive members
    • H01R13/6592Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable

Abstract

The invention provides a coaxial cable harness, wherein high-density installation is performed while excellent electric property is ensured.The coaxial cable harness comprises a relay substrate connecting a plurality of coaxial cables.A plurality of signal line parts and ground wire parts are arranged on the relay substrate.The signal line parts and the ground wire parts are arranged on the end portion of the opposite side of the coaxial cables at equal intervals (P).The intervals of the signal line parts and the ground wire parts on the end portion of the coaxial cables are different from the above equal intervals (P).If the number of the signal line parts is set to a number m, the number of the ground wire parts is set to n and the number of the coaxial cables is set to c, then m is less than or equal to c and c is less than the sum of m and n. Each of the signal line parts is respectively connected to the central conductor of the coaxial cable.At least one of the ground wire parts is not connected with the central conductor and is connected with at least one outer conductor.The diameter of at least one of the coaxial cables connected with the signal line parts is greater than the interval (P).

Description

Coaxial cable bunch
Technical field
The present invention relates to a kind of coaxial cable bunch that is connected with many coaxial cables at interposer.
Background technology
In recent years, along with popularizing of notebook computer, mobile phone, miniature camera etc., except the miniaturization and lightweight that require these electronic equipments, also require high speed and higher image quality.Therefore, for the connection between equipment body and the liquid crystal display part and the distribution in the equipment etc., use very thin coaxial cable.In addition, from the easiness of distribution, use the many integrated coaxial cable bunchs that form of coaxial cable boundling.The end portion of this coaxial cable bunch is fastened on bonder terminal or the substrate etc. by conductive adhesives such as solders.
As the cable that is used in equipment room and equipment, connecting, known a kind of cable (for example, with reference to patent documentation 1) that has the structure of connector section in balance transmission with the end of flat-shaped cable parts.This cable assembly has paired signal transmission path and grounding parts alternative arrangement and can carry out the structure of balance transmission, and is formed on the structure that paired signal terminal section and earth terminal section are exposed in the end.Connector section is installed on this balance transmission end with the flat-shaped cable parts, with this balance transmission with the signal terminal section self of flat-shaped cable parts and earth terminal section self as portion of terminal.
In addition, the cable that also has the many integrated beam shapes that form of coaxial cable boundling that will be very thin, in this cable, have many coaxial cables and insulated cable are configured side by side, and the structure (for example, with reference to patent documentation 2) with the center conductor of the external conductor of described many coaxial cables and described insulated cable and common earth rod conductive adhesive.
Patent documentation 1: TOHKEMY 2006-73367 communique
Patent documentation 2: TOHKEMY 2007-280772 communique
Summary of the invention
Electronic equipment has further been realized high performance in miniaturization and light-weighted while, and thus, the amount of information of processing also increases.Therefore, many coaxial cables are being formed beam shape and via in interposer and the situation that the substrate of equipment is connected, expectation further improves the electrical characteristics such as the transmission characteristic of wire harness end and noise characteristic.
Therefore, the object of the invention is to, a kind of coaxial cable bunch that can carry out high-density installation when guaranteeing good electrical characteristic is provided.
The coaxial cable bunch involved in the present invention that can solve above-mentioned problem has: many coaxial cables, the crust that they have center conductor, are configured in the internal insulator of described center conductor periphery, are configured in the external conductor of described internal insulator periphery and are configured in described external conductor periphery; And interposer, itself and at least one distolateral connection of many described coaxial cables, this coaxial cable bunch is characterised in that, be arranged with a plurality of holding wire sections and a plurality of earth connection section at described interposer, in the end that is connected the opposite side of side with described coaxial cable, arrange described holding wire section and described earth connection section with equal intervals P, the described equal intervals P that connects the interval of the described holding wire section at place, end of side and described earth connection section and other end place from described coaxial cable is different, if the quantity of described holding wire section is made as m, the quantity of described earth connection section is made as n, the quantity of described coaxial cable is made as c, then " m≤c<m+n ", described holding wire section is connected with the center conductor of a described coaxial cable respectively, described earth connection section whole or at least one are not connected with described center conductor, but with all or at least one described external conductor be connected, with at least one diameter in the described coaxial cable that described holding wire section is connected greater than described interval P.
Preferably intrafascicular at coaxial cable of the present invention, at least one described holding wire section or described earth connection section bend, so that its both ends are positioned at diverse location at the Width of described interposer.
In addition, preferably intrafascicular at coaxial cable of the present invention, adjacent with the holding wire section after described bending earth connection section changes width dimensions accordingly with the bending of holding wire section after the described bending.
In addition, preferably intrafascicular at coaxial cable of the present invention, arrange equably one end of described holding wire section and described earth connection section, described holding wire section is connected with the center conductor of described coaxial cable, the other end of described earth connection section is connected with external conductor or the center conductor of described coaxial cable, the arrangement pitches of described coaxial cable is impartial, and the arrangement pitches of described coaxial cable is greater than the arrangement pitches of described holding wire section and described earth connection section.
In addition, preferably intrafascicular at coaxial cable of the present invention, a plurality of described earth connection section is linked, with this linking portion as the connecting portion that is connected with the external conductor of described coaxial cable.
In addition, preferably intrafascicular at coaxial cable of the present invention, described connecting portion is connected with the external conductor of all coaxial cables.
The effect of invention
According to the present invention, owing to be not connected with the center conductor of coaxial cable more than or equal to an earth connection section, but be connected with external conductor, so can reduce the quantity of the coaxial cable of ground connection be used to center conductor is connected with earth connection section.In addition, a because side that is being connected with coaxial cable, the interval of holding wire section and earth connection section is different from the equal intervals P of opposite side, the quantity of coaxial cable is less than the total quantity of holding wire section and earth connection section, so compare with a side that forms equal intervals P, can use larger-diameter coaxial cable, with at least one diameter in the coaxial cable that holding wire section is connected greater than interval P.By reducing the quantity of coaxial cable, can use center conductor is the coaxial cable that large cable conduct directly is connected with holding wire section, can significantly improve the electrical characteristics such as transmission characteristic and noise characteristic.That is, according to the present invention, can obtain when guaranteeing good electrical characteristic, carrying out the coaxial cable bunch of high-density installation, can tackle well the amount of information that is accompanied by the further high performance of electronic equipment and occurs and increase.
Description of drawings
Fig. 1 is the profile of the employed coaxial cable of coaxial cable bunch involved in the present invention.
Fig. 2 is a distolateral vertical view of expression coaxial cable bunch (the 1st example) involved in the present invention.
Fig. 3 is the schematic diagram of the arrangement of the coaxial cable in the interposer of expression coaxial cable bunch involved in the present invention.
Fig. 4 is a distolateral vertical view of expression coaxial cable bunch (the 2nd example) involved in the present invention.
Fig. 5 is a distolateral vertical view of expression coaxial cable bunch (the 3rd example) involved in the present invention.
Fig. 6 is a distolateral vertical view of expression coaxial cable bunch (the 4th example) involved in the present invention.
Fig. 7 is a distolateral vertical view of expression coaxial cable bunch (the 5th example) involved in the present invention.
Fig. 8 is a distolateral vertical view of expression coaxial cable bunch (the 6th example) involved in the present invention.
Fig. 9 is a distolateral vertical view of expression coaxial cable bunch (the 7th example) involved in the present invention.
Embodiment
Below, the example of the execution mode of coaxial cable bunch involved in the present invention is described.In addition, coaxial cable bunch involved in the present invention can adopt situation that both end sides is connected with interposer respectively or only one distolaterally be connected and another distolateral variety of way such as situation with connector with interposer, but describes for a distolateral structure that is connected with interposer.
As shown in Figure 1, the coaxial cable 11 of formation coaxial cable bunch has: center conductor 12; Internal insulator 13, it is configured in the periphery of center conductor 12; External conductor 14, it is configured in the periphery of internal insulator 13; And the crust 15 of insulating properties, it is configured in the periphery of external conductor 14, and this coaxial cable 11 consists of them with coaxial shape configuration.
In the present invention, not restriction of the thickness of coaxial cable 11.For example, can use the cable of the AWG 28~46 that meets AWG (American Wire Gauge) standard.For example, in the situation that spacing is made as 0.5mm, can use the coaxial cable 11 of AWG 28~32.When spacing is made as 0.3mm, can use the coaxial cable 11 of AWG 42.
Below, the coaxial cable bunch that uses coaxial cable 11 and consist of is described.(the 1st example) as shown in Figure 2, processing has been carried out drawing in the end that consists of the coaxial cable 11 of coaxial cable bunch 10, makes successively center conductor 12, internal insulator 13 and external conductor 14 respectively with the stepped specific length of exposing from front.In addition, the many coaxial cables 11 that carried out drawing processing as noted above are connected with interposer 21.Coaxial cable 11 forms the boundling body with plane arrangement in its end, easily being connected with interposer 21, but also can carry out harness to the part except the end.
Interposer 21 has joint face 31, and this joint face 31 is connected with many coaxial cables 11.This interposer 21 is made of flexible substrate or the hard substrate such as the Wiring pattern with metal forming etc.
On joint face 31, alternately be formed with a plurality of holding wire section 32 that consists of a plurality of banded Wiring patterns and a plurality of earth connection section 33 along the Width of interposer 21.The leading section of holding wire section 32 and earth connection section 33 forms contact 32a, 33a.These contacts 32a, 33a are with the arrangement pitches P configuration of the equal intervals of regulation.
The earth connection section 33 that is configured in a lateral side (downside of Fig. 2) of interposer 21 forms, closure rear end side (side that is connected with coaxial cable (right side among Fig. 2)) to interposer 21 is extended, after surpassing holding wire section 32 and point that center conductor 12 is connected, bend, to the orientation extension of Wiring pattern.This part of extending to the orientation of Wiring pattern forms connecting portion 33b.In addition, the connecting portion 33b of this earth connection section 33 is connected with the external conductor 14 of coaxial cable 11a, and this coaxial cable 11a is configured in a lateral side (downside among Fig. 2) of interposer 21.
Other earth connection sections 33 that are not connected with external conductor 14 are connected with the center conductor 12 of coaxial cable 11 by solder.The coaxial cable 11 that center conductor 12 is connected in the earth connection section 33 works as earth connection.On the other hand, each holding wire section 32 is connected with the center conductor 12 of coaxial cable 11 by solder, and these holding wire sections work for delivery of signal.If the quantity of holding wire section 32 is made as m, the quantity of earth connection section 33 is made as n, the quantity of coaxial cable 11,11a is made as c, then (relation of m≤c<m+n) is set up.
As noted above, the earth connection section 33 that is configured in a sidepiece (Fig. 2 the below) side of interposer 21 is not connected with the center conductor 12 of coaxial cable 11, but be connected with the external conductor 14 of the coaxial cable 11a of this lateral side that is configured in interposer 21, therefore, can omit the coaxial cable 11 of the quantity that is connected with the earth connection section 33 of a sidepiece that is configured in interposer 21 (Fig. 2 below) side, the quantity of minimizing coaxial cable 11.Thus, can make whole or any diameter increase more than or equal to a coaxial cable 11 of formation coaxial cable bunch 10.
For example, all earth connections and holding wire respectively with situation that the center conductor of coaxial cable is connected under, coaxial cable that need to be identical with all earth connections and holding wire quantity becomes the relation of (c=m+n).In the present invention, the quantity of coaxial cable is compared with the above case less, and the amount that can reduce with quantity correspondingly increases all or arbitrarily more than or equal to the diameter of the center conductor of a coaxial cable 11.
In the present embodiment, be configured in the coaxial cable 11a of a sidepiece of interposer 21, use the diameter of comparing center conductor 12 with other coaxial cables 11 larger, whole external diameter is larger cable also.
In the case, if other the arrangement pitches of coaxial cable 11 is made as the arrangement pitches P identical with holding wire section 32 and earth connection section 33, the center conductor 12 that then is configured in the coaxial cable 11a of interposer 21 1 sidepieces can't configure with same linearity with corresponding holding wire section 32.Therefore, in the coaxial cable 11a in the large footpath that is disposed at interposer 21 1 sidepieces, by with 12 bendings of its center conductor, and be configured in its fore-end in the corresponding holding wire section 32 and connect.That is, in interposer 21, the arrangement pitch that is connected with the holding wire section 32 of this side of coaxial cable 11,11a and earth connection section 33 is different from the arrangement pitches P of the equal intervals of opposite side.
In addition, being connected between holding wire section 32 or earth connection section 33 and the center conductor 12 also can not used solder, but utilize conductive adhesive to carry out.
External conductor 14 places of each coaxial cable 11,11a are equipped with earth rod 38.A sidepiece (Fig. 2 below) the earth connection section 33 of side that is configured in interposer 21 is connected with the external conductor 14 of coaxial cable 11a, and via passing through earth rod 38 external conductor 14 of other coaxial cables 11 of conducting, on other end side joint ground.In addition, each the earth connection section 33 except the earth connection section 33 of the lateral side that is configured in interposer 21 utilizes the other end side joint ground of the center conductor 12 of the coaxial cable 11 that connects.
The socket of interposer 21 by the connector on from its front (left side of Fig. 2) to the circuit substrate that is arranged on electronic equipment etc. inserts and connects.Thus, contact 32a, the 33a of interposer 21 contacts with the terminal conducting of socket side, with the distribution conducting of the circuit substrate side that is provided with socket.In addition, each earth connection section 33 is via the earthed circuit conducting of socket and circuit substrate side.
In addition, also can form following structure, that is, at the leading section mounted connector of this interposer 21, its connector with the circuit substrate side that is arranged on electronic equipment etc. is connected.In addition, the closure that is connected with circuit substrate can be and the direction of the face quadrature of circuit substrate or in the direction of the face of circuit substrate any one.
In addition, coaxial cable bunch 10 also can be to make the arrangement of the link position of the coaxial cable 11 in the interposer 21 construct (with reference to Fig. 3 (a)) along the L-type of the length direction of coaxial cable 11.In addition, also can be the T-shaped structure (with reference to Fig. 3 (b)) that makes the length direction quadrature of the arrangement of link position of the coaxial cable 11 in the interposer 21 and coaxial cable 11.
According to present embodiment, because one in the earth connection section 33 is not connected with the center conductor 12 of coaxial cable 11, but be connected with the external conductor 14 of a coaxial cable 11a, so can reduce the coaxial cable 11 of ground connection, the quantity of 11a be used to center conductor 12 is connected with earth connection section 33.By reducing the quantity of coaxial cable 11, can use center conductor 12 for coaxial cable 11,11a that large cable conduct directly is connected with holding wire section 32, can improve the electrical characteristics such as transmission characteristic and noise characteristic.
For example, in the situation of the diameter chap that makes a coaxial cable 11a, be less than or equal to spacing P (W≤P) then can make the diameter Wa of coaxial cable 11a of chap greater than spacing P (Wa>P) if the diameter W of the coaxial cable 11 of not chap is made as.
In addition, because at least one of the earth connection section 33 of interposer 21 is connected with the external conductor 14 of coaxial cable 11,11a, by these external conductor 14 ground connection, so the feedback current path is than the circlet road, can make electrical characteristic good.That is, can be formed on the coaxial cable bunch 10 that carries out high-density installation when guaranteeing good electrical characteristic, can tackle well the amount of information that is accompanied by the further high performance of electronic equipment and occurs and increase.
In addition, in the present embodiment, an earth connection section 33 is not connected with the center conductor 12 of coaxial cable 11a, but be connected with the external conductor 14 of a coaxial cable 11a, but be not connected with center conductor 12 and the quantity of the earth connection section 33 that is connected with external conductor 14 and make the quantity of the coaxial cable 11 that earth connection section 33 is connected with external conductor 14 also can be more than or equal to one.
In addition, be not connected with center conductor 12 and the earth connection section 33 that is connected with external conductor 14 and the coaxial cable 11 that this earth connection section 33 is connected with external conductor 14 all are not defined as a sidepiece that is positioned at interposer 21.
In addition, for each coaxial cable 11 being arranged and fixing and for the homogenization of the earthing potential of external conductor 14, earth rod 38 preferably is set, if but even without this earth rod 38 also fixing coaxial cable 11 well, then also can remove this earth rod 38.
Below, other mode examples involved in the present invention are described.(the 2nd example) is in example shown in Figure 4, so that the both ends of some holding wire section 32 and earth connection section 33 are positioned at the diverse location place at the Width of interposer 21.
By this configuration, holding wire section 32 and earth connection section 33 bend between the position that is connected with center conductor 12 and contact (left end among Fig. 4) 32a, 33a.In addition, for the earth connection section 33 that is connected with the external conductor 14 of coaxial cable 11a, change accordingly width dimensions with the bending of adjacent holding wire section 32.
In the 2nd example, bend halfway or with the change of the width dimensions of Wiring pattern by the Wiring pattern with holding wire section 32 and earth connection section 33, thereby need not to change the spacing P of contact 32a, 33a, all coaxial cables 11 for the coaxial cable 11a that comprises large footpath, need not to make their center conductor 12 bendings, just can be connected with holding wire section 32 or earth connection section 33.
According to this coaxial cable bunch 10, the bending operation in the time of can saving center conductor 12 and connect can easily be carried out coaxial cable 11 is connected the operation that connects with interposer.In addition, in the situation that make for example large footpath equably of each coaxial cable 11, need not to change the spacing P of contact 32a, 33a, just can be so that the spacing of coaxial cable 11 be impartial.
(the 3rd example) example shown in Figure 5 is the variation of example shown in Figure 4, is the example with the diameter chap of each coaxial cable 11.In the situation that the 3rd example, also be to bend halfway by the Wiring pattern with holding wire section 32 and earth connection section 33, thereby need not to change the spacing P of contact 32a, 33a, for all coaxial cables 11, their center conductor 12 bendings just can be connected with holding wire section 32 or earth connection section 33.
In the situation of the coaxial cable bunch 10 of this structure, the bending operation in the time of also can saving center conductor 12 and connect can easily be carried out coaxial cable 11 is connected the operation that connects with interposer.In addition, by making for example large footpath equably of each coaxial cable 11, can realize the improvement of the electrical characteristic that bring in the large footpath of center conductor 12.
(the 4th example) example shown in Figure 6 is each earth connection section 33 is extended and forms to rear end (right side of Fig. 6) side of interposer 21, and the mode of extending with to the side (Width of interposer) respectively to form connecting portion 33b.Earth connection section 33 is longer than holding wire section 32.On the connecting portion 33b separately of above-mentioned earth connection section 33, connect the external conductor 14 of each coaxial cable 11.Earth connection section 33 is not connected with the coaxial cable 11 that earth connection is used, but external conductor 14 ground connection of the coaxial cable 11 of using via holding wire.If utilize earth rod 38 to connect all external conductors 14, then the coaxial cable 11 used of each earth connection utilizes the earthed circuit of coaxial cable side to carry out ground connection via all external conductors 14, can make the current potential equalization of each earth connection section 33.
According to the coaxial cable bunch 10 of this structure, can reduce the quantity of coaxial cable 11, the improvement of electrical characteristic is realized in the large footpath of the center conductor 12 by the coaxial cable 11 that is connected with holding wire section 32.
(the 5th example) example shown in Figure 7 is, each earth connection section 33 is formed in the mode of extending to rear end (right side of Fig. 7) side of interposer 21, to (Width of interposer) extend and the connecting portion 33b link of formation to the side in the rear end, form one connecting portion 33c.This one connecting portion 33c is connected with the external conductor 14 of each coaxial cable 11.
In the coaxial cable bunch 10 of this structure, earth connection section 33 is not connected with the coaxial cable that earth connection is used, but external conductor 14 ground connection of the coaxial cable 11 of using via holding wire.Can reduce the quantity of coaxial cable 11, the improvement of electrical characteristic is realized in the large footpath of the center conductor 12 by the coaxial cable 11 that is connected with holding wire section 32.In addition, if utilize solder etc. to be connected with one connecting portion 33c each external conductor 14, even then do not use earth rod 38 also can make the current potential equalization of each earth connection section 33.
(the 6th example) example shown in Figure 8 is, each earth connection section 33 is formed in the mode of extending to rear end (right side of Fig. 8) side of interposer 21, in the rear end take Board Lot arbitrarily as one group will be to the side (Width of interposer) extend the connecting portion 33b that forms and link formation one connecting portion 33c.This one connecting portion 33c is connected with the external conductor 14 of each coaxial cable 11.
In the coaxial cable bunch 10 of this structure, earth connection section 33 is not connected with the coaxial cable that earth connection is used, but external conductor 14 ground connection of the coaxial cable 11 of using via holding wire.Can reduce the quantity of coaxial cable 11, the improvement of electrical characteristic is realized in the large footpath of the center conductor 12 by the coaxial cable 11 that is connected with holding wire section 32.In addition, in the case, if utilize solder etc. to be connected with one connecting portion 33c each external conductor 14, even then do not use earth rod 38, also can make the current potential of each earth connection section 33 take arbitrary unit quantity as one group of equalization.
(the 7th example) example shown in Figure 9 shows holding wire section 32 structure adjacent one another are.In addition, each earth connection section 33 is formed in the mode of extending to rear end (right side of Fig. 9) side of interposer 21, will be to the side in the rear end (Width of interposer) connecting portion 33b of extending link, form one connecting portion 33c, this one connecting portion 33c is connected with the external conductor 14 of each coaxial cable 11.Do not have to carry out in the situation of differential transmission across the holding wire section 32 of earth connection section 33 utilizing adjacent, can use this distribution.
According to the coaxial cable bunch 10 of this structure, earth connection section 33 is not connected with the coaxial cable that earth connection is used, but external conductor 14 ground connection of the coaxial cable 11 of using via holding wire.
In the case, also can reduce the quantity of coaxial cable 11, the improvement of electrical characteristic is realized in the large footpath of the center conductor 12 by the coaxial cable 11 that is connected with holding wire section 32.In addition, if utilize solder etc. to be connected with one connecting portion 33c each external conductor 14, even then do not use earth rod 38 also can realize the current potential equalization of each earth connection section 33.

Claims (4)

1. coaxial cable bunch, it has: many coaxial cables, the crust that they have center conductor, are configured in the internal insulator of described center conductor periphery, are configured in the external conductor of described internal insulator periphery and are configured in described external conductor periphery; And interposer, itself and at least one distolateral connection of many described coaxial cables,
This coaxial cable bunch is characterised in that,
Be arranged with a plurality of holding wire sections and a plurality of earth connection section at described interposer, in the end that is connected the opposite side of side with described coaxial cable, arrange described holding wire section and described earth connection section with equal intervals P, the described equal intervals P that connects the interval of the described holding wire section at place, end of side and described earth connection section and other end place from described coaxial cable is different, if the quantity of described holding wire section is made as m, the quantity of described earth connection section is made as n, the quantity of described coaxial cable is made as c, then " m≤c<m+n ", described holding wire section is connected with the center conductor of a described coaxial cable respectively, described earth connection section whole or at least one are not connected with described center conductor, but be connected with whole or at least one described external conductor
The other end of described earth connection section is connected with external conductor or the center conductor of described coaxial cable,
With at least one diameter in the described coaxial cable that described holding wire section is connected greater than described interval P, the arrangement pitches of described coaxial cable is impartial, and the arrangement pitches of described coaxial cable is greater than the arrangement pitches of described holding wire section and described earth connection section.
2. coaxial cable bunch according to claim 1 is characterized in that,
At least one described holding wire section or described earth connection section bend, so that its both ends are positioned at diverse location at the Width of described interposer.
3. coaxial cable bunch according to claim 1 and 2 is characterized in that,
A plurality of described earth connection section is linked, with this linking portion as the connecting portion that is connected with the external conductor of described coaxial cable.
4. coaxial cable bunch according to claim 3 is characterized in that,
Described connecting portion is connected with the external conductor of all coaxial cables.
CN2010105254152A 2009-10-27 2010-10-27 Coaxial cable harness Expired - Fee Related CN102055082B (en)

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JP2009-246818 2009-10-27
JP2009246818A JP5353634B2 (en) 2009-10-27 2009-10-27 Coaxial cable harness

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CN102055082B true CN102055082B (en) 2013-09-18

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JP5835274B2 (en) * 2013-06-18 2015-12-24 住友電気工業株式会社 Connecting member and flat cable with connecting member
JP2017512373A (en) * 2014-02-21 2017-05-18 住友電気工業株式会社 Wiring member and manufacturing method thereof
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TW201140618A (en) 2011-11-16
KR20110046339A (en) 2011-05-04

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