WO2004086062A1 - 電気抵抗測定用コネクター、電気抵抗測定用コネクター装置およびその製造方法並びに回路基板の電気抵抗測定装置および測定方法 - Google Patents
電気抵抗測定用コネクター、電気抵抗測定用コネクター装置およびその製造方法並びに回路基板の電気抵抗測定装置および測定方法 Download PDFInfo
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- WO2004086062A1 WO2004086062A1 PCT/JP2004/003936 JP2004003936W WO2004086062A1 WO 2004086062 A1 WO2004086062 A1 WO 2004086062A1 JP 2004003936 W JP2004003936 W JP 2004003936W WO 2004086062 A1 WO2004086062 A1 WO 2004086062A1
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- electrode
- electrical resistance
- circuit board
- inspected
- electrodes
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
- G01R1/07314—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card the body of the probe being perpendicular to test object, e.g. bed of nails or probe with bump contacts on a rigid support
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
- G01R1/07364—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with provisions for altering position, number or connection of probe tips; Adapting to differences in pitch
- G01R1/07378—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with provisions for altering position, number or connection of probe tips; Adapting to differences in pitch using an intermediate adapter, e.g. space transformers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
- G01R31/2831—Testing of materials or semi-finished products, e.g. semiconductor wafers or substrates
Definitions
- Electrical resistance measuring connector electrical resistance measuring connector, electrical resistance measuring connector, device and method of manufacturing the same, and circuit board electrical resistance measuring device and measuring method
- the present invention relates to an electrical resistance measuring connector, an electrical resistance measuring connector device, a method of manufacturing the same, a circuit board electrical resistance measuring device, and an electrical resistance measuring method of a circuit device.
- an elastomer is used.
- An electric resistance measuring device in which an elastic connection member made of conductive rubber to which conductive particles are bonded is individually arranged for a current supply electrode and a voltage measurement electrode (see the following prior art document 1).
- an electric resistance measuring device for measuring electric resistance using one of the electrodes as a current supply electrode and the other as a voltage measuring electrode (refer to the following prior art document 3).
- each of the electrodes to be inspected on the circuit board to be inspected for which the electrical resistance is to be measured is connected to each of the electrodes via the elastic connection member. It is necessary to electrically connect both the current supply electrode and the voltage measurement electrode at the same time. Therefore, in an electric resistance measuring apparatus for measuring electric resistance of a circuit board to be inspected on which small-sized electrodes to be inspected are arranged at high density, corresponding to each of the small-sized electrodes to be inspected.
- the electrode for current supply and the electrode for voltage measurement are formed in a region having an area equal to or less than the area occupied by the electrode to be inspected while being separated from each other, that is, furthermore, compared with the electrode to be inspected.
- the current supply electrode and the voltage measurement electrode of a small size can be formed at a very small distance from each other.
- one substrate material is used in order to improve productivity.
- the electrode T to be inspected when measuring the electric resistance of the electrode T to be inspected having a diameter L of 300 m, the electrode T to be inspected is electrically connected to the electrode T to be inspected.
- the distance D between the connected current supply electrode A and voltage measurement electrode V is about 150 1m, but as shown in Fig. 39 (a) and (b), the position of the circuit board to be inspected is In the alignment, the position of the electrode under test T with respect to the current supply electrode A and the voltage measurement electrode V is shifted from the expected position shown in Fig.
- the present invention has been made in view of the above circumstances, and a first object of the present invention is to provide a circuit board to be measured whose electric resistance is to be measured in a large area and a large number of small test boards. Even if it has electrodes, required electrical connection to the circuit board to be inspected can be reliably achieved, and expected electrical resistance can be measured with high accuracy.
- An object of the present invention is to provide a connector for measuring electric resistance.
- a second object of the present invention is to provide a circuit board for which electrical resistance is to be measured, even if the circuit board has a large area and a large number of small electrodes to be tested. Air connection can be reliably achieved, and the expected electrical resistance can be measured with high accuracy and also good against environmental changes such as heat history due to temperature changes.
- An object of the present invention is to provide an electrical resistance measuring connector device in which electrical connection is stably maintained.
- a third object of the present invention is to provide a method that can advantageously manufacture the above-described connector device for measuring electric resistance.
- a fourth object of the present invention is to provide a circuit board for which electric resistance is to be measured, having a large area and a large number of small-sized electrodes to be tested. It is an object of the present invention to provide a circuit board electrical resistance measuring device that can reliably achieve a pneumatic connection and that can reliably perform intended electrical resistance measurement with high accuracy.
- a fifth object of the present invention is to provide a circuit board for which electrical resistance is to be measured, even if the circuit board has a large area and a large number of small electrodes to be tested. It is an object of the present invention to provide a method for measuring the electrical resistance of a circuit board, which can reliably achieve a pneumatic connection, and moreover, can reliably perform an intended electrical resistance measurement with high accuracy.
- An electrical resistance measuring connector is arranged on an insulating substrate according to a pattern corresponding to a pattern of a plurality of electrodes to be inspected on a circuit board to be inspected on which electric resistance is to be measured. Comprising a plurality of connection electrode sets,
- connection electrode sets three or more of any one of a current supply electrode and a voltage measurement electrode are arranged apart from each other, and at least one of these electrodes is a current supply electrode and a voltage measurement electrode.
- the electrical resistance measuring connector of the present invention includes an edge substrate, and a pattern corresponding to a pattern of a plurality of electrodes to be inspected on a circuit board to be inspected on which electric resistance is to be measured. And a plurality of connection electrode sets arranged according to
- connection electrode set two current supply electrodes located at diagonally opposite top positions in a rectangle and two voltage measurement electrodes located at other diagonal top points in the rectangle are separated from each other. It is characterized by being arranged in a position.
- the electrical resistance measuring connector includes a substrate having a long-lasting substrate and a plurality of electrodes to be inspected on a circuit substrate to be inspected, the electrical resistance of which is to be measured on the surface of the flexible substrate.
- a plurality of connection electrode sets arranged in accordance with the pattern corresponding to the turn,
- connection electrode sets is characterized in that three electrodes of a voltage measurement electrode, a current supply electrode, and a voltage measurement electrode are arranged apart from each other so as to be arranged in this order.
- the electrical resistance measuring connector of the present invention corresponds to an insulating substrate and a pattern of a plurality of electrodes to be inspected on a circuit board to be inspected, the electrical resistance of which is to be measured on the surface of the insulating substrate.
- connection electrode sets is characterized in that three electrodes of a current supply electrode, a voltage measurement electrode, and a current supply electrode are arranged apart from each other so as to be arranged in this order.
- each of the current supply electrode and the voltage measurement electrode in the connection electrode set is arranged with these electrodes. It is preferable to have an elongated shape in a direction perpendicular to the direction.
- a plurality of relay electrodes electrically connected to one of the current supply electrode and the voltage measurement electrode may be arranged on the back surface of the insulating substrate. preferable.
- Such a connector for measuring electric resistance preferably has a relay electrode electrically connected to the current supply electrode.
- the conductive path forming portion preferably contains conductive particles exhibiting magnetism in a state of being aligned in the thickness direction.
- the method for manufacturing the electrical resistance measuring connector device of the present invention is a method for manufacturing the electrical resistance measuring connector device having the above-described configuration
- An elastomer material layer is formed on the surface of the electrical resistance measurement connector 1 above, in which a liquid high molecular material forming material which is cured to become an elastic polymer material contains conductive particles exhibiting magnetism.
- a magnetic field having a greater intensity in the thickness direction is applied to the elastomer material layer in a portion located on the surface of the region where the connection electrode set of the electrical resistance measurement connector 1 is formed in the thickness direction.
- a conductive material exhibiting magnetism is formed on the surface of the electrical resistance measurement connector on the surface of the region where the connection electrode set is formed.
- the portion located on the surface of the region between the electrodes in the connection electrode ⁇ is removed to form a hole, and then the hole is formed.
- the method is characterized by including a step of filling a liquid polymer material forming material which is cured to become an elastic polymer material, and curing the polymer material forming material.
- An electric resistance measuring device for a circuit board according to the present invention is an electric resistance measuring device for a circuit board for measuring electric resistance of a circuit board having an electrode on at least one surface,
- An electrical resistance measurement connector having a relay electrode on the back surface, which is disposed on one surface side of the circuit board to be measured for which electrical resistance is to be measured;
- the relay electrode in the connector for measuring electrical resistance was arranged on the front surface, with the anisotropic conductive sheet interposed on the back surface of the connector for measuring electrical resistance. According to the pattern corresponding to the turn And a circuit board for one-side inspection having the arranged inspection electrodes.
- the circuit board to be measured for which the electrical resistance is to be measured has an electrode on the other side, the circuit board to be measured for the electrical resistance is provided on the other side of the circuit board to be measured. It is equipped with a circuit board for the other side inspection to be arranged,
- the tirf self-tested circuit board is separated from each other on the surface in correspondence with the ri self-tested circuit board's other test-side electrodes, respectively, and the same other-face test target
- a current supply inspection electrode and a voltage measurement inspection electrode electrically connected to the electrode may be formed.
- circuit board electric resistance measuring device of the present invention is a circuit board electric resistance measuring device for measuring electric resistance of a circuit board having electrodes on both surfaces,
- a connector for electrical resistance measurement having the above-mentioned configuration, which is arranged on the other surface side of the circuit board to be inspected.
- the electric resistance measuring apparatus for a circuit board is an electric resistance measuring apparatus for a circuit board for measuring electric resistance of a circuit board having electrodes on both surfaces,
- An electrical resistance measurement connector having the above configuration, which is arranged on one surface side of the circuit board to be inspected to be measured;
- One side having an inspection electrode arranged on the back surface of the electrical resistance measurement connector via an anisotropic conductive sheet and arranged on the front surface in accordance with a pattern corresponding to a relay electrode pattern of the electrical resistance measurement connector.
- the electrical resistance measurement connector 1 having the above-described configuration, which is disposed on the other surface of the circuit board to be inspected, and the electrical resistance measurement connector, which is disposed on the rear surface of the electrical resistance measurement connector via an anisotropic conductive sheet, A circuit board for inspection on the other side having inspection electrodes arranged according to a pattern corresponding to the pattern of the relay electrode in the connector for measuring electrical resistance;
- the above-described connector for measuring electric resistance is arranged on one surface of a circuit board to be inspected to be measured for electric resistance, At least one current supply electrode and at least one voltage measurement electrode in the connection electrode set of the connector for measuring electrical resistance are simultaneously electrically connected to each of the electrodes to be inspected on one side of the circuit board to be inspected.
- a current is supplied to the circuit board to be inspected through the current supply electrode in the electrical resistance measuring connector, and the voltage measuring electrode electrically connected to the one side electrode to be inspected.
- One of the electrodes for voltage measurement is designated, and the measurement of the electrical resistance of the electrode to be inspected on one side electrically connected to the one specified electrode for voltage measurement is performed.
- the pattern corresponds to the pattern of the electrode to be inspected on the circuit board to be inspected. Since the connection electrode set arranged according to the evening has two or more current supply electrodes and / or voltage measurement electrodes, the electrodes to be inspected can be arranged by arranging these electrodes in an appropriate positional relationship. Has a higher tolerance for the positional deviation.
- connection electrode set two current supply electrodes in the connection electrode set are located at diagonally opposite top positions in a rectangle, and two voltage measurement electrodes are located at other diagonally opposite apexes in the rectangle.
- the electrode to be inspected is displaced in the side direction of the rectangle; Even in the case of ⁇ , the electrode to be inspected is simultaneously electrically connected to at least one current supply electrode and at least one voltage measurement electrode at the same time.
- the electrode to be inspected is electrically connected to both the current supply electrode and the voltage measurement electrode at the same time, even if the electrode is misaligned in the direction perpendicular to the direction in which the electrodes are arranged in the connection electrode set. Will be done. Therefore, according to the electrical resistance measuring connector of the present invention, even if the circuit to be measured for which electrical resistance is to be measured has a large area and a large number of small electrodes to be tested, the circuit to be tested can be tested. The required electrical connection to the circuit board can be reliably achieved, and the desired electrical resistance can be measured with high accuracy.
- the electrical resistance measuring connector of the present invention since the electrical resistance measuring connector is provided, the circuit board to be measured for electrical resistance has a large area and a large number of small boards. Even with an inspection electrode, the required electrical connection to the circuit board to be inspected can be reliably achieved, and the desired electrical resistance can be measured with high accuracy. Further, good electrical connection can be stably maintained even in the case of environmental changes such as heat history due to temperature changes.
- connection device for measuring electric resistance According to the method for manufacturing a connection device for measuring electric resistance of the present invention, the above-described connection device for measuring electric resistance can be advantageously manufactured.
- the electrical resistance measuring device for a circuit device of the present invention since the electrical resistance measuring connector is provided, the circuit board to be measured for the electrical resistance has a large area and a large number of small-sized circuit boards. Even with an inspection electrode, the required electrical connection to the circuit board to be inspected can be reliably achieved, and the expected electrical resistance can be measured with high accuracy. it can.
- the circuit board to be measured for electric resistance has a large area and a large number of small-sized test boards. Even with the electrodes, the required electrical connection to the circuit board to be inspected can be reliably achieved, and the desired electrical resistance can be measured with high accuracy. Wear. BRIEF DESCRIPTION OF THE FIGURES
- FIG. 1 is a plan view showing a first example of an electrical resistance measuring connector according to the present invention.
- FIG. 2 is an explanatory cross-sectional view showing the configuration of the electrical resistance measuring connector of the first example.
- FIG. 3 is an explanatory cross-sectional view showing a state where the electrical resistance measuring connector 1 shown in FIG. 1 is arranged on one surface of the circuit board to be inspected via an anisotropic conductive sheet.
- FIG. 4 shows the relationship between the connection electrode set and the electrode to be inspected in the electrical resistance measurement connector of the first example.
- FIG. 4 is an explanatory diagram showing a state in which a positional displacement has occurred.
- FIG. 5 is an explanatory cross-sectional view showing the configuration of the circuit board to be inspected.
- FIG. 6 is a plan view showing a second example of the electrical resistance measuring connector according to the present invention.
- FIG. 7 is an explanatory cross-sectional view showing a configuration of a second example of a connector for measuring electric resistance.
- FIG. 8 is an explanatory diagram showing a state in which a displacement has occurred between the connection electrode set and the electrode to be inspected in the second example of the electrical resistance measurement connector.
- FIG. 9 is a plan view showing a third example of the electrical resistance measuring connector according to the present invention.
- FIG. 10 is an explanatory cross-sectional view showing a configuration of the electrical resistance measuring connector 1 of the third example.
- FIG. 11 is an explanatory sectional view showing the configuration of a fourth example of the electrical resistance measuring connector according to the present invention.
- FIG. 12 is an explanatory cross-sectional view showing the configuration of the first example of the electrical resistance measuring connector device according to the present invention.
- FIG. 13 is a plan view showing the electrical resistance measuring connector device shown in FIG. 12 with a part of an anisotropic conductive elastomer layer cut away.
- FIG. 14 is an explanatory cross-sectional view showing a configuration of an example of a mold for obtaining a layer of an anisotropic conductive elastomer.
- FIG. 15 is an explanatory cross-sectional view showing a state in which an elastomer material layer is formed on the surface of the electrical resistance measurement connector 1.
- FIG. 16 is an explanatory cross-sectional view showing a state where a magnetic field having an intensity distribution in the thickness direction of the elastomer material layer is applied.
- FIG. 17 is an explanatory cross-sectional view showing a state where an elastomer layer is formed on the surface of the electrical resistance measurement connector.
- FIG. 18 is an explanatory cross-sectional view showing a state in which a hole is formed in one layer of the elastomer.
- FIG. 19 is an explanatory cross-sectional view showing a state in which a hole formed in one layer of the elastomer is filled with a polymer substance forming material.
- FIG. 20 is an explanatory cross-sectional view showing the configuration of the electrical resistance measuring connector according to a second embodiment of the present invention.
- FIG. 21 is a plan view showing the connector device for measuring electric resistance shown in FIG. 20 with a part of an anisotropic conductive elastomer layer cut away.
- FIG. 22 is an explanatory cross-sectional view showing a state in which a layer of conductive elastomer is formed on the ⁇ I support;
- FIG. 23 is an explanatory cross-sectional view showing a state where a thin metal layer is formed on one layer of a conductive elastomer.
- FIG. 24 is an explanatory cross-sectional view showing a state where a resist layer having an opening is formed on the thin metal layer.
- FIG. 25 is an explanatory cross-sectional view showing a state where a metal mask is formed in the opening of the resist layer.
- FIG. 26 is an explanatory cross-sectional view showing a state in which a plurality of conductive path forming portions are formed in the sexual support K ⁇ .
- FIG. 27 is an explanatory cross-sectional view showing a state in which an insulating portion material layer is formed on the surface of the electrical resistance measurement connector.
- FIG. 28 is an explanatory cross-sectional view showing a state in which a flexible support plate on which a conductive path forming portion is formed is superimposed on an electrical resistance measurement connector on which an insulating portion material layer is formed.
- FIG. 30 is an explanatory sectional view showing the configuration of another example of the electrical resistance measuring connector device according to the present invention.
- FIG. 31 is an explanatory cross-sectional view showing a schematic configuration of a first example of a circuit board electrical resistance measuring apparatus according to the present invention together with a circuit board to be inspected.
- FIG. 33 is an explanatory diagram schematically showing a voltage measuring circuit formed by the electric resistance measuring device for a circuit board of the first example.
- FIG. 34 is an explanatory cross-sectional view schematically showing the configuration of a second example of the circuit board electrical resistance measuring apparatus according to the present invention, together with the circuit board to be inspected.
- FIG. 35 is an enlarged cross-sectional view illustrating a main part of the electrical resistance measuring apparatus for a circuit board according to the second example.
- Fig. 36 shows the voltage measurement circuit formed by the circuit of the second example. It is explanatory drawing which shows typically.
- FIG. 37 is a schematic diagram of an apparatus for measuring an electric resistance between electrodes on a circuit board using a current supply probe and a voltage measurement probe.
- FIG. 38 is an explanatory view showing a state in which a current supply electrode and a voltage measurement electrode are appropriately arranged on an electrode to be inspected in a conventional circuit board electric resistance measuring apparatus.
- FIG. 39 is an explanatory view showing a state in which a current supply electrode and a voltage measurement electrode are arranged on the electrode to be inspected in a state of being displaced from each other in a conventional circuit board electric resistance measuring apparatus.
- the thickness of the insulating substrate 11 is preferably, for example, 50 to 100 m, and more preferably 100 to 500 m.
- a constant current is supplied between the electrodes to be inspected of the circuit board 1 to be inspected via the current supply electrodes 13 and the electrode 2 to be inspected on one side of the circuit board 10 is electrically connected.
- One of the connected voltage measuring electrodes 14 is designated as one of the voltage measuring electrodes 14, and the electric potential of the one-side electrode 2 to be inspected electrically connected to the designated voltage measuring electrode 14 is designated. The resistance is measured. Then, by sequentially changing the designated voltage measurement electrodes 14, the electric resistances of all the front-surface-side inspected electrodes 2 are measured.
- the center position of the electrode 2 to be inspected on the one side is shifted from the center position of the connection electrode set 12 to the right in the figure. If you do However, the current supply electrode 13 and the voltage measurement electrode 14 located on the right side in the figure are simultaneously electrically connected to the rainy side.
- the electrical resistance measuring connector 10 of the first example in the electrical connection work with the circuit board 1 to be inspected, the tolerance of the positional deviation with respect to the one-side electrode 2 to be inspected is large. Even if the circuit board 1 has a large number of small electrodes 1 to be inspected on the one surface side, both the current supply electrodes 13 and the voltage measurement electrodes 14 for the single electrode 1 to be inspected are required. An electrical connection can be reliably achieved. Also, since the current supply electrode 13 and the voltage measurement electrode 14 are electrically insulated from each other, the electrical resistance of the circuit board 1 to be inspected can be measured with high accuracy.
- each of the connection electrode sets 1 and 2 is composed of one rectangular current supply electrode 13 and two rectangular voltage measurement electrodes 14 for a total of three electrodes. The two electrodes are spaced apart from each other so as to be arranged in the order of the electrode 14 for voltage measurement, the electrode 13 for current supply, and the electrode 14 for voltage measurement.
- a plurality of relay electrodes 15 are arranged on the back surface of the insulating substrate 11 in accordance with a shielding pattern.
- Each of the relay electrodes 15 is provided on the insulating substrate 11.
- Either the current supply electrode 13 or the voltage measurement electrode 14 is electrically connected by the wiring portion 16 formed in the above.
- the connection electrode set 12 includes three electrodes, a voltage measurement electrode 14, a current supply electrode 13, and a voltage measurement electrode 14.
- the electrodes 2 to be inspected on one side are displaced in the direction in which the electrodes of the connection electrode set 12 are arranged (the left-right direction in FIG. 6). Even so, the one-surface-side test electrode 2 is electrically connected to both the current supply electrode 13 and at least one voltage measurement electrode 14 at the same time.
- the electrical resistance measuring connector 10 of the second example in the electrical connection work with the circuit board 1 to be inspected, the tolerance of the positional deviation with respect to the surface-side electrode 2 to be inspected is large. Even if the circuit board 1 has a large number of small electrodes 1 to be inspected on the one surface side, both the current supply electrodes 13 and the voltage measurement electrodes 14 for the single electrode 1 to be inspected are required. An electrical connection can be reliably achieved. Moreover, since the current supply electrode 13 and the voltage measurement electrode 14 are electrically insulated from each other, the electrical resistance of the circuit board 1 to be inspected can be measured with high accuracy.
- FIG. 9 is a plan view showing a third example of the electrical resistance measuring connector according to the present invention
- FIG. 10 is an explanatory sectional view showing the configuration of the electrical resistance measuring connector 1 of the third example. .
- a plurality of relay electrodes 15 are arranged according to an appropriate pattern, and each of these relay electrodes 15 is provided on the insulating substrate 11. Either the current supply electrode 13 or the voltage measurement electrode 14 is electrically connected to the wiring portion 16 formed in the first portion.
- the material of the insulating substrate 11 and the material of each electrode in the connection electrode set 12 are the same as those of the electrical resistance measurement connector of the first example described above. _
- the connection electrode set 12 includes the current supply electrode 13, the voltage measurement electrode 14, and the current supply electrode 13 3. Since the two electrodes are arranged in this order, the electrode 2 to be inspected on one side is displaced in the direction in which the electrodes of the connection electrode set 12 are arranged (in the horizontal direction in FIG. 9). Even so, the one-side electrode 2 to be inspected is simultaneously electrically connected to at least one of the current supply electrode 13 and the voltage measurement electrode 14 on the rainy side.
- the electrical resistance measuring connector 10 of the third example in the electrical connection work with the circuit board 1 to be inspected, the tolerance of the positional deviation with respect to the surface-side electrode 2 to be inspected is large. Even if the circuit board 1 has a large number of small electrodes 1 to be inspected on the one surface side, both the current supply electrodes 13 and the voltage measurement electrodes 14 for the single electrode 1 to be inspected are required. An electrical connection can be reliably achieved. Moreover, since the current supply electrode 13 and the voltage measurement electrode 14 are electrically insulated from each other, the electrical resistance of the circuit board 1 to be inspected can be measured with high accuracy.
- FIG. 11 is an explanatory sectional view showing the configuration of a fourth example of the electrical resistance measuring connector according to the present invention.
- the circuit board to be inspected has a large area because the positional tolerance with respect to the electrode to be inspected is large in the electrical connection work with the circuit board to be inspected. Even if the electrode has many small electrodes to be inspected, the electrical connection of both the current supply electrode 13 and the voltage measurement electrode 14 to the inspected electrode can be reliably achieved. Since the current supply electrode 13 and the voltage measurement electrode 14 are electrically insulated from each other, the electric resistance of the circuit board to be inspected can be measured with high accuracy. Further, since there is a relay electrode 15 electrically connected to the plurality of current supply electrodes 13, the inspection circuit 10 electrically connected to the electrical resistance measuring connector 10. In this case, the number of test electrodes can be reduced, thereby facilitating the manufacture of the test circuit board and reducing the manufacturing cost of the test circuit board.
- the electrical resistance measuring connector 1 of the present invention is not limited to the above example, and various modifications can be made.
- connection electrode set has at least one or more current supply electrodes and at least one voltage measurement electrode
- the total number of electrodes may be five or more.
- the shapes of the current supply electrode and the voltage measurement electrode are not limited to a rectangle, but may be a circle or any other shape.
- connection electrode set can be set according to the number and shape of the electrodes, the shape of the electrode to be inspected, and the like.
- a plurality of voltage measuring electrodes may be electrically connected to one relay electrode. ⁇ One connector for electrical resistance measurement>
- the anisotropic conductive elastomer layer 20 is arranged according to the pattern corresponding to the pattern of the current supply electrode 13 and the voltage measurement electrode 14 in each connection electrode set 12 as shown in FIG.
- the conductive path forming portion 21 extends in the thickness direction and the insulating portion 22 is interposed between the conductive path forming portions 21 and interconnects them. Illustrated In the example, on the surface of the anisotropic conductive elastomer layer 20, the surface of the four conductive path forming portions 21 corresponding to each electrode of one connection electrode set 12 was interposed between them.
- the protruding portion 23 is formed such that the surface of the insulating portion 22 protrudes from the surface of the other insulating portion 22.
- the conductive path forming portion 21 is densely contained in the elastic polymer material constituting the base material of the anisotropic conductive elastomer layer 20 in a state where the conductive particles P exhibiting magnetism are oriented so as to be aligned in the thickness direction.
- the conductive path is formed by the chain of the conductive particles F.
- the insulating part 22 contains no or almost no conductive particles P.
- the particle size of the conductive particles P facilitates the deformation of the obtained conductive path forming portion 21 by the calo-pressure, and sufficient electrical contact between the conductive particles F in the conductive path forming portion 21 is obtained.
- the thickness is preferably 3 to 200 ⁇ m, and particularly preferably 10 to 100 ⁇ m.
- the ratio of the conductive particles P in the conductive path forming portion 21 is preferably 5 to 60% by volume fraction, more preferably 7 to 50 o / o, and particularly preferably 10 to 40%. It is. If this ratio is less than 5%, it may be difficult to form a conductive path having a sufficiently small electric resistance value. On the other hand, when this ratio exceeds 60%, the obtained conductive path forming portion 21 becomes brittle, and i3 ⁇ 4 elasticity as the conductive path forming portion may not be obtained.
- a material having a bridge structure is preferable. What is used to obtain a polymer substance having a crosslinked structure Various materials can be used as the material for the polymer substance that can be used. Specific examples thereof include polybutadiene rubber, natural rubber, polyisoprene rubber, styrene-butadiene copolymer rubber, and acrylonitrile-butadiene copolymer.
- Conjugated rubbers such as rubber and their hydrogenated products, block copolymer rubbers such as styrene-butene block copolymer rubber and hydrogenated carohydrates thereof, silicone rubber, fluoro rubber, silicone modified fluoro rubber, Examples include ethylene-propylene copolymer rubber, urethane rubber, polyester rubber, black rubber, and epichlorohydrin rubber.
- anisotropic conductive elastomer layer 20 is integrally formed on the surface of the electrical resistance measuring connector 10, it has good electrical resistance even to environmental changes such as heat history due to temperature change. Stable connection can be maintained.
- the electrical connection measuring device of the first example can be manufactured, for example, as follows.
- FIG. 14 is an explanatory cross-sectional view showing a configuration of an example of a mold for obtaining an anisotropic conductive elastomer layer 20.
- This mold is configured such that an upper mold 30 and a lower mold 35 corresponding thereto are arranged so as to face each other.
- the surface (the lower surface in the figure) of the ferromagnetic substrate 31 is formed in accordance with the pattern of the region where the connection electrode set 12 of the electrical resistance measurement connector 110 is formed and the pattern opposite to the pattern.
- a ferromagnetic layer 32 is formed, and a non-magnetic layer 33 is formed in a region other than the region where the ferromagnetic layer 32 is formed.
- a nonmagnetic metal such as copper, a heat-resistant polymer material, or the like is used.
- a polymer material cured by a line because the nonmagnetic layers 33 and 38 can be easily formed by a photolithography technique.
- acryl dry resist, epoxy liquid resist, polyimide Do liquid ⁇ ! A photoresist such as a dog resist can be used.
- a connector device for measuring electric resistance is manufactured, for example, as follows.
- an elastomer material is applied to the surface of the electrical resistance measurement connector 10 to form an elastomer material layer 2 OA having a required thickness, and the elastomer material is used.
- the ⁇ 30 and the lower mold 35 described above are arranged on the front surface (upper surface in the figure) of the material layer 2 OA and the rear surface of the electrical resistance measuring connector 10.
- connection In the part located on the surface of the electrode a magnetic field having a greater intensity than the other part is applied in the thickness direction.
- the conductive particles dispersed in the elastomer material layer 2OA gather at the portion located on the surface of the connection electrode assembly region and are arranged in the thickness direction. It is oriented like a bulge. Then, in this state, a curing treatment of the elastomer material layer 2 OA is performed, so that the surface of the electrical resistance measuring connector 10 is placed on the surface of the connection electrode electrode region as shown in FIG. An elastomer layer 20B containing magnetically conductive particles oriented in the thickness direction is formed in the upper portion.
- the viscosity of the elastomer material is preferably in the range of 1000 to 1000 at a temperature of 25 ° C.
- the method for applying the material for the elastomer is not particularly limited.
- a printing method such as a roll coating method, a blade coating method, and screen printing can be used.
- the strength of the applied magnetic field is preferably such that it averages 20 to 200 OmT.
- a permanent magnet can be used instead of an electromagnet.
- the permanent magnet is preferably made of Alnico (Fe-A1-Ni-Co-based alloy), a fiber, or the like from the viewpoint that the strength of the magnetic field in the above range can be obtained.
- the elastomer layer 20B formed on the surface of the electrical resistance measurement connector 110 in this way is applied to the connection electrode set in the portion containing the conductive particles P as shown in FIG.
- a cross-shaped hole K is formed by removing a portion located on the surface of a region between the electrodes (current supply electrode 13 and voltage measurement electrode 14) in 12.
- the hole is filled with a liquid polymer material forming material 23 A that is cured to become an elastic polymer material, and then the polymer material forming material 23 A is filled.
- an anisotropic conductive elastomer layer 20 having an insulating portion 22 formed between adjacent conductive path forming portions 21 is formed, as shown in FIGS. 12 and 13.
- a connector device 25 for electrical resistance measurement is manufactured.
- a method of forming the hole K in the elastomer layer 20B it is preferable to use a laser-caro method using a carbon dioxide laser or the like.
- the polymer substance forming material filled in the hole K may be of the same type as or different from the high molecular substance forming material used in the above-mentioned elastomer material.
- an elastomer layer 20 B having a portion containing the conductive particles P is formed on the surface of the connection electrode assembly region of the electrical resistance measurement connector 10, and this elastomer layer 2 is formed.
- a hole is formed between the portion containing conductive particles P and the portion to be the conductive path forming portion located on the surface of current supply electrode 13 or voltage measurement electrode 14.
- the insulating portion 22 is formed in the hole portion K, so that an anisotropic conductive elastomer layer 10 having a required edge is secured between the adjacent conductive path forming portions 21. Can be formed reliably You.
- the anisotropic conductive elastomer layer 20 is arranged according to the pattern corresponding to the pattern of the current supply electrode 13 and the voltage measurement electrode 14 in each connection electrode set 12.
- the protruding portion 23 is formed on the anisotropic conductive elastomer layer 20 such that the surface of the conductive path forming portion 21 protrudes from the surface of the edge portion 22.
- the conductive path forming portion 21 is densely contained in the elastic polymer material constituting the base material of the anisotropic conductive elastomer layer 20 in a state where the conductive particles P exhibiting magnetism are oriented so as to be aligned in the thickness direction.
- a conductive path is formed by the chain of the conductive particles P.
- the insulating portion 22 contains no conductive particles P at all.
- the elastic polymer material forming the base material of the anisotropic conductive elastomer layer 20 and the conductive particles forming the conductive path forming portion 21 are the same as those of the first example of the electrical resistance measuring connector of the first example. The same thing as the anisotropic conductive elastomer layer 20 in this can be used.
- the electrical resistance measuring connector device 25 of the second example since the electrical resistance measuring connector of the first example is provided, the electrical resistance between the circuit board under test whose electrical resistance is to be measured and the electrical resistance is measured.
- the circuit to be inspected has a large tolerance in positional deviation with respect to the electrode to be inspected in the connection work, so that even if the circuit to be inspected has a large area and a small size and has a large number of electrodes to be inspected on one side, The electrical connection of both the current supply electrode 13 and the voltage measurement electrode 14 can be reliably achieved.
- the current supply electrode 13 and the voltage measurement electrode 14 are electrically insulated from each other, the electrical resistance of the circuit board 1 to be inspected can be measured with high accuracy.
- the anisotropic conductive elastomer layer 0 is formed physically on the surface of the electrical resistance measuring connector 10, it is also good for environmental changes such as heat history due to temperature changes. Stable electrical connection can be maintained.
- the conductive path forming portion 21 is formed on the anisotropic conductive elastomer layer 10 in correspondence with the current supply electrode 13 and the voltage measurement electrode 14 in the electrical resistance measurement connector 10. Therefore, insulation between the current supply electrode 13 and the voltage measurement electrode 14 is ensured, and as a result, the electrical resistance of the circuit board to be inspected can be measured with higher accuracy.
- the electrical resistance measuring connector device of the second example can be manufactured, for example, as follows.
- an appropriate releasable support plate 26 is prepared, and conductive particles P are arranged in the thickness direction on the surface of the releasable support plate 26 in an elastic polymer material.
- the conductive elastomer layer 21 A contained in such an oriented state is formed in a state in which the conductive elastomer layer 21 A is detachably supported by the releasable support plate 26.
- This conductive elastomer layer 21A has a thickness equivalent to the thickness of the conductive path forming portion to be formed.
- the material constituting the releasable support plate 26 metals, ceramics, resins, composite materials thereof, and the like can be used.
- the method for forming the conductive elastomer layer 21A includes: (1) a method in which the conductive particles P are contained in an elastic polymer material, which is manufactured by an appropriate method in advance, in a state where the conductive particles P are aligned in the thickness direction. A method in which the conductive elastomer sheet thus formed is peelably adhered to the surface of the smoke supporting plate 26. (2) A magnetic material is formed in a liquid polymer material forming material which is cured to become an elastic polymer material. A conductive elastomer material is prepared by dispersing conductive particles showing the following, and this conductive elastomer material is applied on the ⁇ If raw support plate 15 to obtain a conductive elastomer material.
- the conductive particles P in the conductive elastomer material layer are oriented in the thickness direction.
- the conductive Method of performing a curing process of stoma one material layer such as can you to utilize.
- the conductive elastomer sheet is releasably bonded to the surface of the releasable support plate 26 by using the adhesiveness of the conductive elastomer sheet itself. Or a method of bonding with an adhesive.
- the strength of the magnetic field applied to the conductive elastomer material layer is preferably from 0.1 to 1.5 Tesla.
- the curing treatment of the conductive elastomer material layer is usually performed by a calo heat treatment.
- Specific force D The heat temperature and the heating time are appropriately set in consideration of, for example, the time required for the transfer of the conductive particles and the thickness of the polymer forming material constituting the conductive elastomer material layer.
- a thin metal layer 27 for a plating electrode is formed on the surface of the conductive elastomer layer 21A thus formed on the releasable support plate 26. Then, as shown in FIG. 24, the pattern of the conductive path forming portion to be formed, that is, the current supply electrode and the current supply electrode in the electrical resistance measurement connector, is formed on the thin metal layer 27 by photolithography. A resist layer 28 having a plurality of openings 28a is formed according to a pattern corresponding to the voltage measurement electrode. Thereafter, as shown in FIG. 25, using the thin metal layer 27 as a plating electrode, a portion of the thin metal layer 27 exposed through the opening 28a of the resist layer 28 is subjected to electrolytic plating.
- a metal mask 29 is formed in the opening 28a of the resist layer 28.
- the resist layer 28, the thin metal layer 27, and the conductive layer 21A, the thin metal layer 27, and the thin resist As a result, as shown in Fig. 26, the conductive elastomer layer 21A was arranged according to the pattern corresponding to the current supply electrode and the voltage measurement electrode in the electrical resistance measurement connector.
- the plurality of conductive path forming portions 21 are formed in a state of being supported on the wakeful support plate 26. Thereafter, the thin metal layer 27 and the metal mask 29 remaining from the surface of the conductive path forming portion 21 are peeled off.
- an electroless plating method, a sputtering method, or the like can be used as a method of forming the thin metal layer 27 on the surface of the conductive elastomer layer 21A.
- the thin metal layer 27 As a material constituting the thin metal layer 27, copper, gold, aluminum, rhodium, or the like can be used.
- the thickness of the thin metal layer 27 is preferably 0.05 to 2 and more preferably 0.1 to 1 ⁇ m. If the thickness is too small, a uniform thin layer is not formed, which may be unsuitable as a plating electrode. On the other hand, this thickness is too large: Removal may be difficult due to processing.
- the thickness of the resist layer 28 is set according to the thickness of the metal mask 29 to be formed.
- a material constituting the metal mask 29 copper, iron, aluminum, gold, rhodium, or the like can be used.
- the thickness of the metal mask 19 is preferably 2 m or more, more preferably 5 to 20 m. If the thickness is too small, it may be unsuitable as a mask for a laser.
- the laser power is preferably a carbon dioxide gas laser, whereby the conductive path forming portion 21 in the desired form can be formed reliably.
- the surface of the electrical resistance measuring connector 110 is coated with a liquid polymer material forming material which is cured to become an insulating elastic polymer material, thereby forming an insulating portion.
- a material layer 22 A is formed.
- the resilient support plate 26 on which the plurality of conductive path forming portions 21 are formed is separated from the releasable support plate 2 on which the insulating portion material layer 22 A is formed. 6 so that each of the current supply electrode 13 and the voltage measurement electrode 14 in the electrical resistance measurement connector 10 is brought into contact with the corresponding conductive path forming portion 21. .
- the insulating layer material layer 22A is formed between the adjacent conductive path forming sections 21.
- the insulating layer material layer 22 A is subjected to a hardening treatment to thereby insulate them from each other between the adjacent conductive path forming sections 21 as shown in FIG. 1 and 2 are formed integrally with the conductive path forming section 11 and the electrical resistance measuring connector 110.
- an anisotropic conductive elastomer layer 20 is formed on the surface of the electrical resistance measuring connector 10-10 in a physical manner, as shown in FIG. An adapter device of the configuration is obtained.
- a printing method such as screen printing, a roll coating method, a blade coating method, or the like can be used as a means for applying the polymer substance forming material.
- the thickness of the insulating portion material layer 22 A is set according to the thickness of the insulating portion 22 to be formed.
- the curing treatment of the insulating layer material layer 22A is usually performed by a heat treatment.
- the specific heating temperature and heating time are set in consideration of the type of the elastomer material constituting the insulating portion material layer 22A, and the like.
- the conductive particles P are dispersed in a state of being aligned in the thickness direction.
- a required amount of conductive particles P is formed by forming a conductive path forming portion 21 of a desired form by laser processing the conductive elastomer layer 21 A thus formed to remove the 3 ⁇ 4.
- anisotropic conductive elastomer 20 having conductive path forming portion 21 having the desired conductivity and filled therein can be reliably obtained.
- conductive path forming portions 21 are formed on the permanent support plate 26 according to the pattern of the current supply electrode 13 and the voltage measuring electrode 14, these conductive path forming portions are formed.
- the insulating material 22 is formed by forming the edge material layer 22 A between the two and hardening to form the insulating material 22. Conductive elastomer—layer 0 can be reliably obtained.
- the step of forming the conductive path forming portion 21 by laser processing is performed on the releasable support plate 26, the formation of the anisotropic conductive elastomer layer 20 is used for measuring the electrical resistance. The surface of the connector 10 will not be damaged.
- the electrical resistance measuring connector device of the present invention is not limited to the above example, and various changes can be made.
- the electrical resistance measuring connector 10 may be of the second example shown in FIGS. 6 and 7, and as shown in FIGS. 9 and 10. It may be the third example, the fourth example shown in FIG. 11, or another connector for measuring electric resistance according to the present invention.
- the anisotropic conductive elastomer layer 20 may be one in which the conductive path forming portion is formed so as to cover all the electrodes in the connection electrode set, and the conductive particles are contained in the elastic polymer material. It may be of a so-called dispersion type in which the conductive particles are aligned in the thickness direction and the chains of the conductive particles are contained in a dispersed state in the plane direction.
- FIG. 31 is an explanatory diagram showing a configuration of a first example of a circuit board electrical resistance measuring apparatus according to the present invention
- FIG. 32 is a diagram showing an essential part of the circuit board electrical resistance measuring apparatus shown in FIG. It is explanatory drawing which expands and shows a part.
- the circuit board electric resistance measuring device of the first example is a circuit to be tested whose electric resistance is to be measured.
- the upper adapter 40 arranged on one side (upper surface in FIG. 31) of the circuit board 1 and the lower adapter 50 arranged on the other surface (T in FIG. 31) of the circuit board 1 to be inspected. Are arranged so as to face each other vertically.
- the upper adapter 40 is provided with a connector device 25 for electric resistance measurement, for example, having a configuration shown in FIG. 12 which is arranged on one surface side (upper side in FIG. 31) of the circuit under test 1.
- Connector for electrical resistance measurement 25 is provided with a connector device 25 for electric resistance measurement, for example, having a configuration shown in FIG. 12 which is arranged on one surface side (upper side in FIG. 31) of the circuit under test 1.
- a circuit board 41 for one-side inspection is disposed via a first upper-side anisotropic conductive sheet 44.
- the surface of the one-side inspection circuit board 41 T in FIG.
- Electrodes 42 are arranged, and on the back surface (the upper surface in FIG. 31) of the one-side inspection circuit board 41, a pattern corresponding to an array pattern of standard array electrodes 49 of an electrode plate 48 described later is formed.
- Terminal electrodes 43 are arranged, and each of the terminal electrodes 43 is electrically connected to a corresponding test electrode 42.
- An electrode plate 48 is provided on the back surface of the one-side inspection circuit board 41 via a second upper-side anisotropic conductive sheet 45.
- the electrode plate 48 has a plurality of standard array electrodes arranged on its surface (the lower surface in FIG. 31), for example, at a standard grid point Ji having a pitch of 2.54 mm. 1.8 mm or 27 mm.
- Each of these standard array electrodes 49 is electrically connected to the terminal electrode 43 of the one-side inspection circuit board 41 via the second upper side anisotropic conductive sheet 45. At the same time, it is electrically connected to the tester 59 via the internal wiring (not shown) of the electrode plate 48.
- the first upper-side anisotropic conductive sheet 44 in this example is a so-called unevenly distributed anisotropic conductive sheet, and follows a pattern corresponding to the pattern of the relay electrode 15 of the connector 10 for measuring electrical resistance. It is composed of a plurality of conductive path forming portions (not shown) extending in the thickness direction and a paper edge (not shown) interposed between these conductive path forming portions to mutually insulate them.
- the conductive path forming portion is made of an insulating elastic polymer material in which conductive particles are arranged in a state of being aligned in the thickness direction, and the yarn edge portion has no or almost no conductive particles. It consists of an elastic high molecular substance.
- the second upper side anisotropic conductive sheet 45 is a so-called anisotropic conductive sheet of a solitary state, in which conductive particles are oriented in the elastic polymer material so as to be arranged in the thickness direction to form a chain. Formed And the chains of the conductive particles are dispersed in the plane direction.
- the elastic polymer material and the conductive particles constituting the first upper-side anisotropic conductive sheet 44 and the second upper-side anisotropic conductive sheet 45 include an electrical resistance measuring connector device 5.
- the elastic polymer substance and the conductive particles constituting the anisotropic conductive elastomer layer 10 in the above can be selected and used from among those exemplified as the conductive particles.
- the lower-side adapter 50 is provided with the other-side inspection circuit board 51, and the other-side inspection circuit board 51 has a surface (the upper surface in FIG. 31) other than the circuit board 1 to be inspected.
- Arrangement of the surface-side inspection electrode 3. In accordance with the pattern corresponding to the turn, a test electrode pair consisting of a current supply test electrode 52 a and a voltage measurement test electrode 52 b arranged apart from each other on one other surface side test target electrode 3 is formed. It is arranged so as to be located within a region having the same area as the region occupied by the other surface side inspected electrode 3.
- a current supply terminal electrode 53a and a voltage measurement terminal electrode are formed in accordance with a pattern corresponding to the arrangement pattern of the standard arrangement electrodes 61 of the electrode plate 60 described later.
- Each of the current supply terminal electrode 5 3a and the voltage measurement terminal electrode 5 3b is a corresponding current supply test electrode 5 2a and a voltage measurement test electrode 5 2 b. It is electrically connected to b.
- an anisotropic conductive elastomer layer 55 is integrally formed on the surface of the other side inspection circuit board 51.
- the anisotropic conductive elastomer layer 55 is provided on both surfaces (upper surface in FIG. 31) of the current supply inspection electrode 52 a and the voltage measurement inspection electrode 52 b constituting each of the inspection electrode pairs.
- a contacting common conductive path forming portion 56 is formed, and an insulating portion 57 is formed between adjacent conductive path forming portions 56 to insulate them from each other.
- the conductive path forming portion 56 contains conductive particles oriented in a thickness direction in an insulating elastic polymer material, and the insulating portion 57 contains no or almost no conductive particles. It is made of an insulating elastic polymer material that is not used.
- the surface of the conductive path forming portion 56 (the upper surface in FIG. 31) is formed in a state of protruding from the surface of the insulating portion 57.
- An electrode plate 60 is provided on the back surface (T® in FIG. 31) of the other-side inspection circuit circuit 51 via a lower-side anisotropic conductive sheet 62.
- the electrode plate 60 and the lower anisotropic conductive sheet 62 correspond to the electrode plate 48 and the second upper anisotropic conductive sheet 45 in the upper adapter 140, respectively.
- the plate 60 has, for example, a pitch of 2.54 mm, 1.8 mm or 1 mm on its surface (upper surface in FIG. 31).
- the lower side anisotropic conductive sheet 62 is a so-called spectroscopic anisotropic conductive sheet, and is a state in which conductive particles are arranged in an elastic polymer material so as to be aligned in the thickness direction to form a chain. And the chains of the conductive 1 "raw particles are contained in a state dispersed in the plane direction.
- the upper limit of the separation distance is determined by the size of each inspection electrode and the size and pitch of the associated other-surface-side inspected electrode 3, and is usually 500 m or less. This separation distance is too large In some cases, it may be difficult to properly arrange both test electrodes with respect to one of the other-surface-side tested electrodes 3.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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US10/548,586 US20060176064A1 (en) | 2003-03-26 | 2004-03-23 | Connector for measurement of electric resistance, connector device for measurement of electric resistance and production process thereof, and measuring apparatus and measuring method of electric resistance for circuit board |
EP04722682A EP1607751A1 (en) | 2003-03-26 | 2004-03-23 | Connector for measurement of electric resistance, connector device for measurement of electric resistance and production process thereof, and measuring apparatus and measuring method of electric resistance for circuit board |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2003085173 | 2003-03-26 | ||
JP2003-085173 | 2003-03-26 |
Publications (1)
Publication Number | Publication Date |
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WO2004086062A1 true WO2004086062A1 (ja) | 2004-10-07 |
Family
ID=33095019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/003936 WO2004086062A1 (ja) | 2003-03-26 | 2004-03-23 | 電気抵抗測定用コネクター、電気抵抗測定用コネクター装置およびその製造方法並びに回路基板の電気抵抗測定装置および測定方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060176064A1 (ja) |
EP (1) | EP1607751A1 (ja) |
KR (1) | KR20050115297A (ja) |
CN (1) | CN1764844A (ja) |
TW (1) | TWI256476B (ja) |
WO (1) | WO2004086062A1 (ja) |
Cited By (4)
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WO2006043631A1 (ja) * | 2004-10-22 | 2006-04-27 | Jsr Corporation | ウエハ検査用異方導電性コネクターおよびその製造方法、ウエハ検査用プローブカードおよびその製造方法並びにウエハ検査装置 |
WO2006043628A1 (ja) * | 2004-10-22 | 2006-04-27 | Jsr Corporation | 異方導電性コネクターおよびその製造方法、アダプター装置並びに回路装置の電気的検査装置 |
WO2006043629A1 (ja) * | 2004-10-22 | 2006-04-27 | Jsr Corporation | アダプター装置およびその製造方法並びに回路装置の電気的検査装置 |
TWI716106B (zh) * | 2019-09-16 | 2021-01-11 | 力成科技股份有限公司 | 封裝基板之電阻量測方法及其封裝基板 |
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US7595790B2 (en) * | 2005-01-31 | 2009-09-29 | Panasonic Corporation | Pressure sensitive conductive sheet, method of manufacturing the same, and touch panel using the same |
JP5008005B2 (ja) * | 2006-07-10 | 2012-08-22 | 東京エレクトロン株式会社 | プローブカード |
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KR101118650B1 (ko) * | 2010-12-30 | 2012-03-06 | 경북대학교 산학협력단 | 도전성 박막의 무손상 저항 균일성 평가 장치 |
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US9442133B1 (en) * | 2011-08-21 | 2016-09-13 | Bruker Nano Inc. | Edge electrode for characterization of semiconductor wafers |
US9176167B1 (en) * | 2011-08-21 | 2015-11-03 | Bruker Nano Inc. | Probe and method of manufacture for semiconductor wafer characterization |
CN102520252A (zh) * | 2011-12-29 | 2012-06-27 | 广州杰赛科技股份有限公司 | 一种测试模具及其制作方法及薄膜电阻基板单位阻值检测方法 |
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JP7281620B2 (ja) * | 2018-10-15 | 2023-05-26 | パナソニックIpマネジメント株式会社 | 特性計測装置、部品実装装置、特性計測方法および部品実装方法 |
KR102587764B1 (ko) * | 2018-11-21 | 2023-10-10 | 미쓰이 가가쿠 가부시키가이샤 | 이방 도전성 시트, 이방 도전성 복합 시트, 이방 도전성 시트 세트, 전기 검사 장치 및 전기 검사 방법 |
CN110045208A (zh) * | 2019-04-30 | 2019-07-23 | 北京航天时代光电科技有限公司 | 一种用于快速检测电连接器的通用装置及方法 |
CN113495190A (zh) * | 2020-04-01 | 2021-10-12 | 株式会社东芝 | 电阻映射装置、电阻测定装置、电阻测定方法、程序以及记录介质 |
CN113051853B (zh) * | 2021-03-05 | 2022-05-31 | 奥特斯科技(重庆)有限公司 | 受损部件载体确定方法、计算机程序、计算机可读介质以及检测系统 |
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- 2004-03-23 EP EP04722682A patent/EP1607751A1/en not_active Withdrawn
- 2004-03-23 WO PCT/JP2004/003936 patent/WO2004086062A1/ja not_active Application Discontinuation
- 2004-03-23 US US10/548,586 patent/US20060176064A1/en not_active Abandoned
- 2004-03-23 KR KR1020057017795A patent/KR20050115297A/ko not_active Application Discontinuation
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TWI256476B (en) | 2006-06-11 |
US20060176064A1 (en) | 2006-08-10 |
KR20050115297A (ko) | 2005-12-07 |
EP1607751A1 (en) | 2005-12-21 |
CN1764844A (zh) | 2006-04-26 |
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