WO2008050448A1 - Structure de connexion électrique - Google Patents
Structure de connexion électrique Download PDFInfo
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- WO2008050448A1 WO2008050448A1 PCT/JP2006/321534 JP2006321534W WO2008050448A1 WO 2008050448 A1 WO2008050448 A1 WO 2008050448A1 JP 2006321534 W JP2006321534 W JP 2006321534W WO 2008050448 A1 WO2008050448 A1 WO 2008050448A1
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- WIPO (PCT)
- Prior art keywords
- connection member
- conductive
- electrical connection
- connection structure
- connection
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/592—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connections to contact elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/58—Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/62—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/777—Coupling parts carrying pins, blades or analogous contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/778—Coupling parts carrying sockets, clips or analogous counter-contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/78—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures connecting to other flexible printed circuits, flat or ribbon cables or like structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/79—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/325—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor
- H05K3/326—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor the printed circuit having integral resilient or deformable parts, e.g. tabs or parts of flexible circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/36—Assembling printed circuits with other printed circuits
- H05K3/361—Assembling flexible printed circuits with other printed circuits
- H05K3/365—Assembling flexible printed circuits with other printed circuits by abutting, i.e. without alloying process
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural 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
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/61—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connecting to flexible printed circuits, flat or ribbon cables or like structures
- H01R12/613—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connecting to flexible printed circuits, flat or ribbon cables or like structures by means of interconnecting elements
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/118—Printed elements for providing electric connections to or between printed circuits specially for flexible printed circuits, e.g. using folded portions
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0364—Conductor shape
- H05K2201/0367—Metallic bump or raised conductor not used as solder bump
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0388—Other aspects of conductors
- H05K2201/0394—Conductor crossing over a hole in the substrate or a gap between two separate substrate parts
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0388—Other aspects of conductors
- H05K2201/0397—Tab
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09009—Substrate related
- H05K2201/09063—Holes or slots in insulating substrate not used for electrical connections
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09009—Substrate related
- H05K2201/091—Locally and permanently deformed areas including dielectric material
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/0969—Apertured conductors
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10431—Details of mounted components
- H05K2201/1059—Connections made by press-fit insertion
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/20—Details of printed circuits not provided for in H05K2201/01 - H05K2201/10
- H05K2201/209—Auto-mechanical connection between a component and a PCB or between two PCBs
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4007—Surface contacts, e.g. bumps
Definitions
- the present invention relates to an electrical connection structure, and more specifically, shortening of height and space saving of a connecting portion formed by connecting a pair of connecting members can be realized, and a pair of connecting members are repeated.
- the present invention relates to an electrical connection structure that can be detached and attached.
- These electrical and electronic devices are manufactured by incorporating a large number of various electrical and electronic components, including circuit boards. In this case, these electrical and electronic components must be electrically connected to each other. .
- an anisotropic conductive film is disposed between the circuit board and the respective pad portions of the semiconductor element, and then the whole is thermocompression-bonded and both are electrically There is an ACF connection to connect.
- ACF connection to connect.
- wire bonding between the mounting component and the pad portion of the circuit board is also a method of wire bonding between the mounting component and the pad portion of the circuit board.
- connection methods require special devices for connection work, and once connected, the connection members can not be removed. Therefore, even if it is necessary to partially replace the circuit due to a design change or the like, or if the connecting member fails and needs to be replaced, the replacement of the connecting member or the circuit is extremely important. Have difficulty. Therefore, even if other parts are not broken, it is inevitable to discard the entire module. That is, in this connection method, repair processing of each part is extremely difficult.
- the pitch interval between the nod portions should be narrowed to about 40 ⁇ m.
- the height of the connection can be reduced to 100 / zm or less, which contributes to the reduction of the height and space of the connection, but on the other hand, the large current whose connection reliability is low does not flow.
- the noise level is high, there is a problem, and it can withstand practical use when a small current flows as in a consumer liquid crystal module and the use environment is good, but it is generally used, for example, for industrial use. Can not be applied to
- connection by reflow processing if the pitch between bumps is reduced to 150 m or less, the occurrence of short circuit between bumps due to melted solder also starts to occur, so that the increase in the number of pins is limited. Also, in the case of connection by wire bonding, the mechanical strength of the connection portion is not so high, so it is weak to external force and the wire is bonded to the outside of the mounted part in a curved state. It is inferior in connection space saving and! /, Compared with processing.
- connection members become permanent connections and repetitive connections can not be made.
- part or all of the circuit must be destroyed or destroyed.
- an FFC connector structure in which a single row of male connectors formed at the end of a flexible board is directly inserted into a single row of female connectors mounted on a circuit board, or mounted on a circuit board
- a pair connector structure in which two rows of male connectors formed at the end of a flexible board are fitted to a female connector in two rows, or a modification thereof, in which connection terminals of each connector are formed in a matrix
- the pin grid array connector structure etc. arranged in are implemented.
- male connectors and female connectors that make up this connector structure are usually manufactured by molding a metal plate, it is possible to maintain a high degree of precision and to use fine male and female connectors. There are limits to manufacturing. Therefore, the connector structure It is difficult to reduce the height of the connection in manufacturing.
- the height of the connection portion is usually 1 mm or more.
- the minimum pitch distance of connection terminals is about 0.3 mm, and it is arranged in one row on one side. If the number of pins is 40 or more, limitations on circuit design increase and actual insertion and removal work becomes difficult. Become.
- the height of the connection portion is 1.3 mm or more, and the minimum pitch distance is about 0.5 mm, and although two rows of connection terminals can be arranged, if the number of pins is 60 or more.
- the manufacturing cost of the connector itself also increases.
- the number of pins can be increased, which is suitable in terms of space saving of the connection portion.
- this pin grid connector structure is a major obstacle when applied to high cost general applications.
- An object of the present invention is to provide an electrical connection structure in which a pair of connecting members are detachably connected and the height of the formed connection portion is 0.5 mm or less.
- a flexible insulating film, at least one conductive pad portion formed on at least one surface of the insulating film, a conductive circuit pattern drawn from an edge of the pad portion, and the pad A flexible substrate having a through hole formed in the thickness direction of the insulating film in the surface of the portion and a small hole formed in the surface of the pad portion in communication with the through hole;
- the conductive protrusion of the second connection member having a conductive protrusion formed on at least one surface and electrically connected to a conductive circuit pattern formed on the inside or the surface is inserted through the small hole of the pad portion. , There is provided a structure in which the pad portion and the conductive protrusion are in mechanical contact.
- the pad portions of the first connection member are formed in a matrix, and the conductive protrusions of the second connection member are also formed in a matrix corresponding to the arrangement of the pad portions.
- Electrical connection structure which is
- the electrical connection structure wherein the first connection member is a flexible substrate in which conductive protrusions are formed on one side or both sides of the flexible substrate.
- the surface of the first connection member opposite to the surface on which the pad portion is formed, or the surface of the second connection member on which the conductive protrusion is formed An electrical connection structure in which bump electrodes are formed on the surface of the side, and the first connection member and the second connection member are both flexible substrates having the structure of the first connection member, The conductive protrusion is formed on the surface opposite to the surface where the pad portion is formed, and the pad portion and the conductive protrusion are disposed at the peripheral portion of the flexible substrate, and the flexible substrate is the flexible substrate.
- An electrical connection structure is provided in which the mounting area of the semiconductor element is formed in the center of the.
- FIG. 1 is a partial cutaway perspective view showing an example A of a first connection member used for assembling the electrical connection structure of the present invention.
- FIG. 2 is a cross-sectional view taken along line II-II in FIG.
- FIG. 3 is a partially cutaway perspective view showing an example B of a second connection member used for assembling the electrical connection structure of the present invention.
- FIG. 4 is a cross-sectional view showing another example of the second connection member B.
- FIG. 5 is a cross-sectional view showing still another example of the second connection member B.
- FIG. 6 is a cross-sectional view showing another example of the second connection member B.
- FIG. 7 is a cross-sectional view showing an example of the electrical connection structure of the present invention.
- FIG. 8 is a cross-sectional view showing an example A of the first connection member.
- FIG. 9 is a cross-sectional view showing an example A of the first connection member.
- FIG. 10 is a cross-sectional view showing an example A of the first connection member.
- FIG. 11 is a cross-sectional view showing an example A of the first connection member.
- FIG. 12 is a cross-sectional view showing an example A of the first connection member.
- FIG. 13 is a plan view showing an example of a pad portion.
- FIG. 14 is a plan view showing another example of the pad portion.
- FIG. 15 is a plan view showing another example of the pad portion.
- FIG. 16 is a plan view showing an example of a pad portion.
- FIG. 17 is a plan view showing another example of the pad portion.
- FIG. 18 is a plan view showing another example of the pad portion.
- FIG. 19 is a plan view showing still another example of the pad portion.
- FIG. 20 is a cross-sectional view showing an example B of the second connection member.
- FIG. 21 is a cross-sectional view showing an example B of the second connection member.
- FIG. 22 is a cross-sectional view showing an example B of the second connection member.
- FIG. 23 A sectional view showing an example B of the second connecting member.
- FIG. 24 is a cross-sectional view showing an example B of the second connection member.
- Fig. 25 is a cross-sectional view showing a connector structure (1) in which the electrical connection structure C of the present invention is incorporated.
- ⁇ 26 It is a graph showing the relationship between the contact resistance of the connection structure and the number of times of insertion and removal.
- ⁇ 27 It is a graph showing the relationship between the holding power of the connection structure and the number of times of insertion and removal.
- FIG. 28 A graph showing a time-dependent change in contact resistance of a connection structure when the connection structure is held in an environment of a temperature of 120 ° C.
- Fig. 29 is a cross-sectional view showing a connector structure (2) in which the electrical connection structure C of the present invention is incorporated.
- Fig. 30 is a cross-sectional view showing a connector structure (3) in which the electrical connection structure C of the present invention is incorporated.
- Fig. 31 is a cross-sectional view showing a connector structure (4) in which the electrical connection structure C of the present invention is incorporated.
- FIG. 33 is a cross-sectional view showing an example of a film cable structure in which the electrical connection structure of the present invention is incorporated.
- FIG. 34 is a cross-sectional view showing an example of a structure in which the electrical connection structure of the present invention is incorporated.
- FIG. 35 A sectional view showing another example of a structure in which the electrical connection structure of the present invention is incorporated.
- FIG. 36 is a cross-sectional view showing still another example of a structure in which the electrical connection structure of the present invention is incorporated.
- FIG. 37 is a cross-sectional view showing one example of a flexible multilayer circuit board structure in which the electrical connection structure of the present invention is incorporated.
- FIG. 38 is a cross-sectional view showing one example of a stacked package structure in which the electrical connection structure of the present invention is incorporated.
- FIG. 39 A sectional view showing an example of a film circuit board used for assembling the stacked package structure of FIG.
- FIG. 40 is a perspective view showing an example of a second connection member.
- FIG. 41 is a perspective view showing another example of the second connection member.
- FIG. 42 A sectional view showing a structure using the electrical connection structure of the present invention.
- the conductive protrusion 7 of the second connection member B shown as one example in FIG. 3 is inserted into the through hole 4 of FIG. 3 and assembled.
- the first connection member A is a so-called flexible substrate, which is a thin flexible insulating film 1 and at least one (3 in FIG. 1) formed on a predetermined portion of one side la thereof.
- the small holes 5 are formed in the plane 2 and are in communication with the through holes 4 and smaller than the through holes 4. In the case of the pad portion 2 shown in FIG. 1 and FIG. 2, a part of the pad portion 2 is projected to the upper end portion of the through hole 4.
- the insulating film 1 which is a base material of the first connection member A
- a film made of a resin such as polyimide, polyester, liquid crystal polymer, polyetheretherketone (PEEK), thin film, glass epoxy A composite plate or a BT resin substrate can be used.
- the thickness of these insulating films should be as thin as possible within the range that does not impair the mechanical strength, in order to reduce the height of the target electrical connection structure.
- the minimum thickness of a commercial product of these insulating films is 12.5 m.
- the above-mentioned resin may be appropriately cast or extruded to have a thickness of 10 ⁇ m or less.
- the pad portion 2 As a material for forming the pad portion 2, it is preferable to be a material having conductivity and elasticity at the same time.
- the conductive protrusions 7 of the second connection member B are inserted into the through holes 4 formed immediately below the pad portions 2, and the pads are formed in the conductive protrusions 7. Since the conductive structure between the two connecting members is formed by the pressure contact of the part 2, the pad part 2 is required to have conductivity as well as to be required to have elasticity. Specific examples of such materials include metals such as copper, nickel, stainless steel, phosphor bronze, Inconel (trademark), and conductive resin compositions in which conductive powder is dispersed in resin. Is a preferred example.
- the thickness of the pad portion is not particularly limited, but in order to exert good elasticity, the upper limit which should not be too thick should be limited to about 100 m. When a copper plating layer, a nickel thin film formed by sputtering, or a conductor layer combining them is used as the pad portion, good conductivity and elasticity are exhibited even if the thickness is about 0.05 m. Is preferred.
- the first connection member A shown in FIG. 1 For example, a single-sided copper-clad film is prepared, and photolithography and etching techniques are applied to the surface on the copper foil side. Then, the other copper foil portion is etched away except for the conductor circuit pattern 3, and for example, laser light is irradiated to form the through hole 4 immediately under the pad portion 2, and finally the pad portion 2 side Of the surface of the metal except for the locations where small holes are to be If the small hole 5 communicating with the through hole 4 is formed, it is sufficient.
- the combination of chemical etching and plasma etching process technology can significantly reduce the production cost at mass production.
- the second connection member B is an electric / electronic component, a printed wiring board or the like described later, and at least one (three in FIG. 3) conductive projections 7 formed on one side 6 a thereof. And a conductor circuit pattern 8 of signal lines drawn from the conductive projections 7 and wired on the surface 6 a in a predetermined pattern.
- the arrangement pattern of the conductive projections 7 is the same as the arrangement pattern of the through holes 4 in the first connection member A shown in FIG.
- the cross-sectional size of the conductive projections 7 is larger than the small holes 5 smaller than the through holes 4 of the first connection member A.
- the conductor circuit pattern 8 may not be wired on the surface 6a of the second connection member B, but may be wired in a state of being embedded inside the second connection member B !.
- the second connection member B is a mating member of the first connection member A, and for example, a usual rigid printed wiring board, various semiconductor modules and semiconductor elements, and various sensor devices. And display devices. Also, it may be a flexible substrate such as the first connection member A.
- the above-mentioned conductive bumps are formed on predetermined surfaces of these printed wiring boards and electric / electronic parts, whereby the second connection member B is manufactured.
- the land portion and the terminal portion exposed on the surface of the second connection member B are selectively subjected to a usual plating treatment or a galvanization process.
- a conductive material may be deposited on the substrate to form a protrusion having a predetermined shape.
- the layer of the conductive material deposited thick on the surface of the second connection member B may be formed by performing a partial etching process.
- stud bumps formed by utilizing wire bonding technology can also be put to practical use.
- conductive projections can also be formed at necessary places by screen printing the conductive paste on the surface of the second connection member.
- These conductive protrusions can also be formed on via holes that are not only on the conductor circuit pattern 8 wired on the surface 6 a of the second connection member B.
- the insulating film 1 is conducted from the conductor circuit pattern 8 formed on the opposite surface 6b. It is possible to form a conductive protrusion 7 projecting to the surface 6a. This structure is preferable because the mechanical strength of the conductive projections 7 in the manufactured second connection member B is increased.
- the same effect can be obtained for the inner layer circuit force in the multilayer rigid printed wiring board also in the case of the second connection member in which the conductive projections 7 are provided on the surface 6a of the uppermost layer.
- each of the conductive projections 7 of the second connection member B may be pressed against each of the pad portions 2 of the first connection member A.
- the conductive protrusions 7 are inserted into the through holes 4 through the small holes 5 of the pad portion 2.
- the extension of the pad portion located at the upper end of the through hole 4 is enlarged and stagnated, and at the same time, the insulating film is also synchronized with the pad portion 2 and the elasticity of the pad
- the overhanging portion is in pressure contact with the abdomen of the conductive protrusion 7.
- an electrically conductive structure C is formed between the conductive protrusion 7 and the pad portion 2, that is, between the first connection member A and the second connection member B. Then, the signal propagating the conductor circuit pattern of one of the connection members propagates to the other connection member via the electrical connection structure C.
- the conductive protrusion 7 formed on the second connection member B functions as the terminal B.
- connection structure C is the same as the nod portion 2 in the female terminal portion A of the first connection member A.
- connection structure C Since it is formed by mechanical contact of the conductive projections 7 of the second connection member B, the connection structure C can be released when the first connection member A is pulled away from the second connection member B. it can. At that time, the pad portion 2 is restored to the original position by the elasticity of the material and returns to the state where it can be used as the female terminal portion A again.
- child parts B be formed in the following manner, respectively.
- the pad portion 2 is formed on the surface of the pad portion 2, and the plan view shape of the small hole 5 and the through hole 4 formed in the pad portion 2 is the same.
- the first connection member A shown in FIG. 9 is a pad portion formed on one side la of the insulating film 1.
- the small hole 5 of 2 is smaller than the through hole 4, and the female terminal portion A of a structure in which the pad portion 2 is partially extended to the upper end portion of the through hole 4 is provided.
- the first connection member A shown in FIG. 10 is a pad portion 2 on the other surface lb of the insulating film 1.
- the small hole 5 and the through hole 4 have a female terminal portion A of the same size.
- the first connection member A shown in FIG. 11 has a pad portion 2 on the other surface lb of the insulating film.
- Each of the pad portions 2 and 2 on the upper and lower surfaces has a female terminal portion A having a structure that partially protrudes from the upper and lower end portions of the through hole 4.
- the first connecting member A shown in FIG. 12 is also applied to the upper surface la and the lower surface lb of the insulating film 1.
- the pad portions 2 and 2 are formed, and the wall surface 4a of the through hole 4 is also provided with a female terminal portion A having a structure in which the two pad portions 2 and 2 are electrically connected by, for example, electroless plating. .
- the small holes 5 and the through holes 4 have the same size.
- connection members for example, like the connection members A and A, insulating films
- the wall surface of the above is treated with corrosion resistant precious metal plating treatment.
- plan view shape of the small hole 5 formed in the pad portion 2 is the male terminal portion B described later.
- the conductive protrusion 7 is not particularly limited as long as it can be inserted.
- Cross-shaped slit holes as shown in FIG. 15, holes combining circular holes and cross slit holes, as shown in FIG. 16, holes combining circular holes and three-way slit holes, FIG.
- the slit holes shown in FIG. 14 and FIG. 15 have four tongues around the slit holes when the conductive projections 7 of the second connection member B are inserted here. While being able to reliably press the conductive protrusion against the conductive part to increase the reliability of the conductivity of the connection structure, it is preferable in that a good connection structure can be maintained even after repeated insertion and removal. is there. Further, the reliability of connection can be enhanced by increasing the number of slit holes or increasing the length of the contact portion with the conductive protrusion as shown in FIG.
- the shape of the conductive protrusion 7 constituting the positive terminal portion B in the second connection member B is
- a columnar body whose rising angle (0) with respect to the surface 6a is 90 °
- a projection in which pillars smaller in diameter are superimposed on the pedestal, as shown in FIG. 23 a columnar projection whose top is larger than the base as shown in FIG. 23, as shown in FIG.
- the central portion S may have a columnar protrusion or the like which is constricted.
- the cross-sectional shape of the top is the cross-sectional shape of the base
- the larger conductive protrusion is inserted into the female terminal A of the first connection member A.
- corner angle (0) in the range of 65 to 160 °.
- the overall height of these conductive protrusions 7 with respect to the surface 6 a is 70 ⁇ m or more. If this height is less than 70 m, the female terminal portion A of the first connection member A
- connection reliability as the connection structure C is lowered because the force does not cause mechanical contact with the pad part 2 or the pressure contact state with the node part 2 becomes insufficient. Because . However, if the height is too high, the purpose of reducing the height of the connection structure C can not be satisfied, so the maximum height should be regulated to about 700 m.
- the cross-sectional shape of the conductive protrusions 7 is not particularly limited, but may be, for example, a rhombus, a square, a triangle, a polygon, or a circle.
- At least the surface is made of a relatively hard metal or alloy in order to ensure wear resistance.
- a relatively hard metal or alloy in order to ensure wear resistance.
- copper, gold, palladium, rhodium, silver and the like can be mentioned, and for example, nickel, gold, platinum, rhodium, palladium, silver and the like on the surface of a soft core made of resin.
- the surface may be selectively hardened by applying a plating treatment such as tin, tin or solder.
- a plating treatment such as tin, tin or solder.
- the female terminal portions A of the first connection member A are two-dimensionally arrayed in a matrix, and the positive terminal portion of the second connection member B is not particularly limited.
- connection structure C having a large number of connection points in a flat space can be formed, which is preferable in terms of space saving of the connection portion.
- the diameter of the female terminal portion A is 60 ⁇ m, and the pitch is 200 ⁇ m, and 100 rows 100
- connection structure C having 10,000 connection points in a 20 mm square planar space.
- FIG. 7 One example of a connector structure (1) incorporating the electrical connection structure C of the present invention shown in FIG. 7 is shown in FIG.
- the conductive protrusions (positive terminal portion B) 7 arranged in a predetermined pattern formed on one surface 6a of the second connection member B are connected to the first connection member A.
- Formed Electrical connection structure C by inserting it into the female terminal part A consisting of the through hole, the pad part and the small hole
- the conductive protrusion (positive terminal B) 7 has a diameter of 0.15 mm and a height of 0.15 mm, and has a pitch of
- the spacing is 0.5 mm, and they are arranged in a matrix of 6 ⁇ 10.
- a through hole with a diameter of 0.1 mm, a pad portion with a diameter of 0.25 mm, a small hole with a diameter of 0.125 mm is formed at the center of the pad portion, and the female terminal portion A is a conductive protrusion.
- connection structure C was 6.0 mm in length, 4.0 mm in width, 0.3 mm in height, the occupied area was 24 mm 2 , and the overall volume was 7.2 mm 3 .
- this connector structure (1) is a narrow-pitch, multi-pin, it is possible to easily align the female connection portion A and the positive connection portion B, Contact
- the minimum size of the connection is about 3.5 mm long, 21 mm wide, and 1 mm high, and the occupied area is 735 mm 2 And the total volume is 73.5 mm 3 .
- connection structure C in this connector structure (1) was conducted.
- the insertion and removal operation of the connector structure (1) was repeated, and in each case, the contact resistance of the connection was measured at 13 connection points.
- the results are shown in Fig. 26 as an average value of 13 points.
- the lowering phenomenon at the initial stage of the holding power of the connection part is a stable process for the female terminal part and the os terminal part to be compatible.
- the connector structure (1) was held in an environment of 120 ° C., taken out, and the contact resistance of the connection was measured. The results are shown in Fig. 28 as a relationship with retention time.
- connection structure C of the present invention has a low contact resistance, and the contact resistance does not increase even after repeated insertion and removal operations and is thermally stable, and has high reliability. Is equipped.
- FIG. 29 shows another connector structure (2).
- the second connecting member B in which the conductive projections 7 are also formed on the surface 6b opposite to the surface 6a is used.
- Each of these conductive protrusions 7 on both sides is used as the female terminal portion A of the two first connection members A.
- the electrical connection structure C of the present invention is formed.
- the second connection member B functions as a positive type interposer.
- FIG. 30 shows yet another connector structure (3).
- the female terminal portion A of the first connection member A of 1 sheet has two second
- the electrical connection structure C of the present invention is formed by inserting the conductive projections 7 of the connecting member B into the upper surface and the lower surface of the first connecting member A respectively.
- Figure 31 shows another connector structure (4).
- This connector structure (4) is a modification of the connector structure (3) of FIG.
- the connecting member A functions as a female interposer.
- Figure 32 shows another connector structure (5).
- This connector structure (5) is assembled using two flexible substrates in which the first connection member A is deformed. That is, the conductive projections 7 are formed on the surface la of the first connection member A on which the pad portion is located, and the respective conductive projections 7 are inserted into the female terminal portion A of the other first connection member A, The inventive electrical connection structure C is formed.
- the respective conductive protrusions 7 and the female terminal portions A are alternately arranged in a staggered manner
- the through holes (and the pad portions) constituting the female terminal portion of the first connection member A are arranged in a matrix, and the second connection member B which is a mating member is arranged.
- the conductive bumps are arranged in correspondence with the above-described matrix, the planar space occupied by the formed connection structure C can be significantly reduced, which is preferable in terms of space saving.
- FIG. 1 An example of a film cable structure in which the electrical connection structure C of the present invention is incorporated is shown in FIG.
- female terminals A are formed in a predetermined arrangement, and simultaneously
- each of the female terminal portions A of the plurality of (three in FIG. 33) first connection members A (long flexible substrate) has another first Connecting member A
- connection in this cable has a low profile and is extremely thin and flexible as a whole
- connection structure C manually and connect a new connection member there.
- the electrical connection structure of the present invention is applied to a circuit board having a predetermined circuit pattern wired on its surface.
- An example of a surface-mounted structure having an electronic component having a structure C is shown in FIG.
- the second connection member B for example, one in which the solder bump electrode 8 is formed on the surface 6b opposite to the surface 6a on which the conductive protrusion 7 is formed is used. .
- the conductive protrusion 7 of the second connection member B is inserted into the female terminal portion A of the flexible substrate which is the first connection member A to form the electrical connection structure C of the present invention.
- solder bump electrode 8 of the second connection member B is joined to the land 9a of the circuit board 9 by, for example, reflow processing, and the component including the electrical connection structure C is surface-mounted.
- connection portion C a low-profile connection structure C can be realized.
- the connection portion Significant
- the surface mounting work on the circuit board 9 has a margin, and it becomes possible to mount more components than before.
- the first connection member A is detachable, by using a film circuit board which exhibits various functions as each of the first connection members A, it is possible to use various types of this structure as needed. The function can be exhibited.
- FIG. 35 shows an example of a structure assembled using a first connecting member A which is a flexible substrate in place of the second connecting member B shown in FIG.
- a first connection member A is used in which a solder bump electrode 8 is formed on the surface lb opposite to the nod portion. Then, a conductive substrate 7 having a conductive protrusion 7 formed on one side thereof is used as the second connection member B, and the conductive protrusion 7 is inserted into the female terminal portion A of the first connection member A to obtain the electric
- the connection structure C is formed, and the whole is
- FIG. 36 shows an example of a structure in which an IC chip is surface mounted via the electrical connection structure C of the present invention.
- an IC chip 10 is used as the second connection member B.
- the first connection member A as in the case of FIG. 35, it is the first connection member A in which, for example, the solder bump electrode 8 is formed on the surface lb opposite to the nod portion.
- Flexible board is used Be
- the conductive protrusion 7 of the second connection member B described above is formed on one surface of the IC chip 10, for example, on the land portion, and the conductive protrusion 7 is formed on the female terminal portion A of the first connection member A.
- an electrical connection structure C of the present invention is formed on one surface of the IC chip 10, for example, on the land portion, and the conductive protrusion 7 is formed on the female terminal portion A of the first connection member A.
- the IC chip 10 since the IC chip 10 is in a detachable state, for example, if the IC chip 10 breaks down, it can be removed and replaced with a new IC chip having a conductive protrusion attached.
- FIG. 37 shows an example of a multilayer circuit board structure (three-layer circuit board in the figure) in which the electrical connection structure C of the present invention is incorporated.
- This structure is assembled using three first connection members (flexible substrates) A.
- a predetermined circuit pattern lc is wired to each connecting member A, and the connecting member A itself is a flexible circuit board.
- the conductive protrusions 7 are formed by being electrically connected to the respective circuit patterns lc.
- the conductive projections are not formed on the lowermost connection member A.
- this structure is inserted into the female terminal portion A of the connecting member A located in the lower layer to form the electrical connecting structure C of the present invention, thereby forming each connection.
- the members A are sequentially stacked and assembled.
- This structure is a multilayer circuit board manufactured by mechanically laminating each thin first connecting member A as a unit board. Although the figure shows a three-layer structure, by sequentially laminating them using the first connection member A having the same structure, it can be assembled on a multilayer circuit board having an additional number of layers.
- each unit board (first connection member) is in a detachable state, even if a failure occurs in a unit board, it is easily renewed and replaced with the unit board. be able to.
- FIG. 38 shows an example of a stacked package structure in which the electrical connection structure C of the present invention is incorporated.
- This structure is assembled using the following flexible substrate. That is, as shown in FIG. 39, as the insulating film 1, female terminal portions A and Z or the conductive projections 7 including the pad portion are formed in the peripheral portion Id, and the central portion le of the insulating film 1 is formed.
- the flexible substrate in which the mounting area of the element is formed is used. Then, as shown by the phantom line in FIG. 39, a predetermined semiconductor element 12 is surface mounted on the central portion le.
- FIG. 38 The structure shown in FIG. 38 is a female terminal of a flexible substrate A in which the conductive protrusion 7 of the flexible substrate (first connection member) A of FIG. 39 on which the semiconductor element 11 is mounted is located in the lower layer.
- Each flexible substrate is inserted into the part A to form the electrical connection structure C of the present invention in sequence
- A can be stacked and assembled.
- This structure is very thin as a whole because each substrate itself is thin and each connection is short, and the female terminal portion A of the connection is A.
- Space saving can also be realized by two-dimensionalizing the arrangement of 0 and positive terminal (conductive protrusion) 7 in a matrix.
- FIG. 40 shows an example of the second connection member B in the electrical connection structure C of the present invention.
- the connecting member B uses a flexible substrate as a base material, and conductive protrusions 7 are arranged in a matrix on one surface 6 a thereof. And, at four corners of one side 6a, columnar guides 12a, 12a and columnar guides with holes 12b, 12b are disposed.
- the first connection member (not shown), which is the mating member of this connection member, has the female terminal portion already described, and at the same time, the surface position corresponding to the above-mentioned pillar guide and holed pillar guide. A female-shaped guide that receives these guides is formed.
- connection structure is to be assembled by automation, it is preferable to provide the connecting member B with such a columnar guide or a perforated columnar guide.
- FIG. 41 shows another example of the second connection member.
- This connecting member is provided with a guide all 13 disposed surrounding the conductive projections 7 arranged in a matrix instead of the columnar guide and the holed columnar guide in the connecting member shown in FIG.
- the first connection member which is a mating member, is formed with a recessed groove for receiving the guide wall 13.
- the guide wall 13 also functions as a means for advancing the alignment of the connection members in a smooth manner when the connection structure is assembled.
- FIG. 42 shows a film in which a conductive protrusion 7 having a tapered shape is formed on one side thereof.
- a circuit board is a second connection member B, and the conductive protrusion 7 is attached to the wall surface, for example, by copper plating.
- An example of a structure inserted into the through hole 14a of a circuit board 14 (for example, a rigid printed wiring board or ceramic substrate) having a through hole 14a and a pad portion 2 to be applied is shown.
- the electrical connection structure C of the present invention is formed by disposing the conductive protrusion 7 in the through hole 14 a in a state of being in contact with the pad portion 2.
- the film circuit board is removable.
- the electrical connection structure of the present invention is formed by mechanically inserting a conductive protrusion, which is a male terminal portion formed on the surface of a mating material, in a resilient female terminal portion.
- the first connection member in which the female terminal portion is formed is a thin and flexible insulating film, and the pad portion that constitutes a part of the female terminal portion is formed of a highly elastic material and is thus deformed. It is possible to reduce the height of the connecting portion formed by inserting the conductive protrusion, and by arranging the male terminal portion and the male terminal portion two-dimensionally in a matrix, it is possible to reduce pin It is possible to save space by significantly reducing the planar space of the connection portion of the structure. And this 1st connection member is removable.
- this electrical connection structure various structures such as a film cable structure, an extremely thin connector structure, a multilayer circuit board structure capable of replacing each component, and a stacked package structure can be assembled.
Landscapes
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Multi-Conductor Connections (AREA)
- Combinations Of Printed Boards (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06822495.5A EP2117082B1 (en) | 2006-10-27 | 2006-10-27 | Electrical connection structure |
JP2007513583A JP4059522B1 (ja) | 2006-10-27 | 2006-10-27 | 電気接続構造、それに用いる第1の接続部材 |
PCT/JP2006/321534 WO2008050448A1 (fr) | 2006-10-27 | 2006-10-27 | Structure de connexion électrique |
US11/885,262 US7785113B2 (en) | 2006-10-27 | 2006-10-27 | Electrical connection structure |
CN2006800067096A CN101273494B (zh) | 2006-10-27 | 2006-10-27 | 电连接构造 |
TW096107010A TW200838384A (en) | 2006-10-27 | 2007-03-01 | Electrical connection structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2006/321534 WO2008050448A1 (fr) | 2006-10-27 | 2006-10-27 | Structure de connexion électrique |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008050448A1 true WO2008050448A1 (fr) | 2008-05-02 |
Family
ID=39243674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/321534 WO2008050448A1 (fr) | 2006-10-27 | 2006-10-27 | Structure de connexion électrique |
Country Status (6)
Country | Link |
---|---|
US (1) | US7785113B2 (ja) |
EP (1) | EP2117082B1 (ja) |
JP (1) | JP4059522B1 (ja) |
CN (1) | CN101273494B (ja) |
TW (1) | TW200838384A (ja) |
WO (1) | WO2008050448A1 (ja) |
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EP2287970A4 (en) * | 2008-05-15 | 2013-09-18 | Asahi Denka Kenkyusho Co Ltd | CONNECTOR STRUCTURE |
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JP2011258473A (ja) * | 2010-06-10 | 2011-12-22 | Asahi Denka Kenkyusho Co Ltd | 疑似同軸フラットケーブル及びプラグ構造体 |
JP2012099447A (ja) * | 2010-10-08 | 2012-05-24 | Molex Inc | シートコネクタ |
JP2014063975A (ja) * | 2012-08-31 | 2014-04-10 | Nidec Copal Corp | フレキシブルプリント配線板、及びそれを備えた機器 |
KR20140038837A (ko) * | 2012-09-21 | 2014-03-31 | 엘에스엠트론 주식회사 | 전기 커넥터 어셈블리, 이를 포함하는 기판 대 기판 커넥터 어셈블리 및 기판 대 케이블 커넥터 어셈블리 |
KR101722140B1 (ko) * | 2012-09-21 | 2017-03-31 | 엘에스엠트론 주식회사 | 전기 커넥터 어셈블리, 이를 포함하는 기판 대 기판 커넥터 어셈블리 및 기판 대 케이블 커넥터 어셈블리 |
JP2016217856A (ja) * | 2015-05-19 | 2016-12-22 | 日本電子材料株式会社 | 電気的接触子 |
WO2018180413A1 (ja) * | 2017-03-31 | 2018-10-04 | 株式会社村田製作所 | 電子機器 |
JPWO2018180413A1 (ja) * | 2017-03-31 | 2019-11-07 | 株式会社村田製作所 | 電子機器 |
US11178765B2 (en) | 2017-03-31 | 2021-11-16 | Murata Manufacturing Co., Ltd. | Electronic device |
Also Published As
Publication number | Publication date |
---|---|
EP2117082A1 (en) | 2009-11-11 |
US20090233465A1 (en) | 2009-09-17 |
EP2117082A4 (en) | 2012-05-16 |
JP4059522B1 (ja) | 2008-03-12 |
CN101273494B (zh) | 2012-02-22 |
US7785113B2 (en) | 2010-08-31 |
CN101273494A (zh) | 2008-09-24 |
TWI342175B (ja) | 2011-05-11 |
JPWO2008050448A1 (ja) | 2010-02-25 |
EP2117082B1 (en) | 2016-05-18 |
TW200838384A (en) | 2008-09-16 |
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