WO2022231259A1 - 프로브 핀과 프로브 핀의 제조방법 - Google Patents
프로브 핀과 프로브 핀의 제조방법 Download PDFInfo
- Publication number
- WO2022231259A1 WO2022231259A1 PCT/KR2022/005919 KR2022005919W WO2022231259A1 WO 2022231259 A1 WO2022231259 A1 WO 2022231259A1 KR 2022005919 W KR2022005919 W KR 2022005919W WO 2022231259 A1 WO2022231259 A1 WO 2022231259A1
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- WO
- WIPO (PCT)
- Prior art keywords
- probe pin
- tip
- probe
- present
- section
- Prior art date
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- 239000000523 sample Substances 0.000 title claims abstract description 115
- 238000000034 method Methods 0.000 title claims description 43
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000000463 material Substances 0.000 claims description 54
- 238000005242 forging Methods 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 description 24
- 238000007689 inspection Methods 0.000 description 12
- 239000004020 conductor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000000206 photolithography Methods 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000052 poly(p-xylylene) Polymers 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- 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
-
- 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
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06733—Geometry aspects
- G01R1/06738—Geometry aspects related to tip portion
-
- 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
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06733—Geometry aspects
- G01R1/0675—Needle-like
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R3/00—Apparatus or processes specially adapted for the manufacture or maintenance of measuring instruments, e.g. of probe tips
-
- 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
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06733—Geometry aspects
-
- 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
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06755—Material aspects
- G01R1/06761—Material aspects related to layers
Definitions
- the present invention relates to a probe pin and a method for manufacturing the probe pin.
- the semiconductor manufacturing process consists of a front process of making a plurality of semiconductor dies on a wafer and a post process of making a semiconductor package by connecting wires to each semiconductor die.
- an EDS (Electrical Die Sorting) process is performed to inspect the electrical characteristics of each semiconductor die constituting a wafer. Specifically, in the EDS process, a probe pin provided on a probe card is brought into contact with a contact pad of a semiconductor die, and an electrical signal is passed through the probe pin from a separate semiconductor inspection equipment to read the output electrical signal. is carried out by This is called a probe test.
- MEMS Micro Electro Mechanical System
- the MEMS process is a process used in a semiconductor manufacturing process, and for example, such a probe pin is manufactured through a photolithography process.
- the probe pins manufactured through the MEMS process have problems in that physical performance is poor or it is difficult to manufacture the probe tip in various shapes.
- An object of the present invention is to solve the problems of the prior art, and to provide a probe pin having good physical properties by diversifying the material and shape of the tip part.
- an embodiment of the present invention is a probe pin, comprising a body portion, a top portion and a tip portion respectively connected to both ends of the body portion, the body portion facing each other A first side and a third side, and a second side and a fourth side that intersect with the first and third side but are opposite to each other, at least in part, a bent portion is provided, and the top portion and the tip
- the section has a circular cross section, and the top section, the body section, and the tip section are integrally formed.
- the first to fourth sides are planar.
- the cross-section of the body portion is formed in a rectangle with rounded corners.
- the top portion is hemispherical and the tip portion is conical.
- the tip of the tip portion is not biased to one side and is located in the center.
- the bending portion is formed with an insulating coating surrounding the outer periphery.
- Another embodiment of the present invention is a method for manufacturing a probe pin, comprising the steps of drawing a material, grinding one end of the drawn material in a cone shape and the other end in a round shape, Free forging processing to form a flat surface with respect to the side extending in the longitudinal direction, and a step forging the free forging processing so that a portion of the free forging processed material is bent.
- the step of free forging processing forming the first side and the third side using a press of the polished material, and rotating the material on which the first side and the third side are formed by 90 degrees After that, the second side and the fourth side are formed.
- the first to fourth side surfaces are simultaneously formed using a press of the polished material.
- 1A is a side view of a probe pin according to an embodiment of the present invention.
- FIG. 1B is a view showing a cross-section taken along a portion A-A' in FIG. 1A.
- FIG. 1C is a view showing a cross-section of a portion B-B' in FIG. 1A.
- FIG. 1D is a view showing a cross-section taken along a portion C-C′ in FIG. 1A.
- FIG. 2A is a view illustrating a cross-section of a probe pin according to an embodiment of the present invention.
- FIG. 2B is a conceptual view of a mounting plate having a mounting hole into which the probe pin of FIG. 2A can be inserted.
- 3A is a view of a top portion of a probe pin according to an embodiment of the present invention.
- Figure 3b is a view of the top of the probe pin manufactured by the MEMS process.
- FIG. 4A is a view of a tip portion of a probe pin according to an embodiment of the present invention.
- 4B is a view of a tip portion of a probe pin manufactured by a MEMS process.
- FIG. 5 is a flowchart of a method of manufacturing a probe pin according to an embodiment of the present invention.
- FIG. 6 is a perspective view schematically illustrating a change in the shape of a material appearing in a process of manufacturing a probe pin according to an embodiment of the present invention.
- Figure 7a is a conceptual diagram of a press device used for free forging according to an embodiment of the present invention.
- Figure 7b is a conceptual diagram of a press device used for free forging according to another embodiment of the present invention.
- FIG. 1 is a probe pin mounted on a probe card according to an embodiment of the present invention.
- FIG. 1A is a view showing the probe pin 100 from the side
- FIG. 1B is a cross-section taken along a portion A-A' in FIG.
- FIG. 1C is a view showing a cross-section of a portion B-B' in FIG. 1A
- FIG. 1D is a diagram illustrating a cross-section of a portion C-C' in FIG. 1A.
- the probe pin 100 may include a body part 110 , and a top part 130 and a tip part 120 respectively formed at both ends of the body part 110 .
- the probe pin 100 is made of an alloy, and the body part 110, the top part 130, and the tip part 120 may be integrally formed.
- the probe pin 100 In order to form an electrical connection between the contact pad of the semiconductor chip to be tested and the test equipment, the probe pin 100 has a tip portion 120 in contact with the contact pad of the semiconductor chip, and the top portion 130 is connected to the test equipment side.
- the middle portion may be provided with a curved and/or bent bending portion (110a).
- the bending part 110a may be insulating-coated with a material made of Polymide, Acrylic, Parylene, or a combination thereof.
- the insulating coating may be provided to surround the outer periphery of the bending portion 110a.
- the body part 110 may include a first side surface 111, a second side surface 112, a third side surface 113, and a fourth side surface 114, the first side surface 111 and the third side surface ( 113 may face each other, and the second side 112 and the fourth side 114 may face each other.
- the first side surface 111 and the third side surface 113 may intersect the second side surface 112 and the fourth side surface 114 .
- each side surface may be provided as a flat surface or an approximately flat surface.
- the body portion 110 may be provided in a substantially rectangular cross-section, preferably in the form of a rectangle, in particular, the lengths of the second and fourth side surfaces 112 and 114 with respect to the first and third side surfaces 111 and 113 are different. It may be rectangular.
- the probe pin 100 having the body portion 110 having a rectangular cross section may predict the direction in which the probe pin 100 is bent when a load is applied to the probe pin 100 . This can prevent interference that may occur between neighboring probe pins 100 whenever the probe pin 100 bends while a continuous load is applied to the probe pin 100 .
- the circular probe pin since the thickness (diameter) is the same in any direction, when a continuous load is applied, the circular probe pin can be bent in any direction, whereas the probe pin 100 having a rectangular cross section is When a continuous load is applied, it does not bend in the direction of the edge or in the side where the thickness is formed, but only in the side with the thinner thickness.
- the probe pin 100 having a rectangular cross-section can be configured such that interference does not occur between the probe pins 100 adjacent to each other in the direction in which the probe pin 100 is bent. Accordingly, it is possible to improve the inspection reliability of the semiconductor chip.
- the cross-section of the body part 110 is provided in the form of a substantially rectangular, preferably rectangular, the corner portion may be formed in a rounded rectangle with non-angled corners. That is, the first and third side surfaces 111 and 113 and the second and fourth side surfaces 112 and 124 that intersect each other form an angle of approximately 90 degrees to each other, and a portion where each side meets each other may be provided in a rounded shape.
- the cross section of such a rounded rectangle is a mounting hole 251 of the mounting plate 250 used when a probe pin for a semiconductor wafer or a socket for a semiconductor package is manufactured, and the probe pin is connected to a substrate (a printed circuit board or a space conversion board). ) to match the shape.
- the mounting hole 251 is formed in the mounting plate 250
- a laser is generally used.
- the hole takes the shape of a rounded rectangle.
- the cross-sectional shape of the propin and the hole of the mounting plate may not match, and the test may be unstable.
- the present invention forms the body portion of the probe pin in a rounded rectangular shape that matches the hole shape of the mounting plate, thereby enabling more stable inspection.
- the tip part 120 may be formed on one side of the body part 110 .
- the tip portion 120 may be configured to have a pointed tip 121, and may be formed in a cone shape, preferably a cone shape.
- the tip portion 120 has a circular cross-section, and the size of the cross-section may gradually decrease toward the end. Since the tip portion 120 has a circular cross-section, point contact is possible when it comes into contact with a contact pad on a semiconductor wafer or semiconductor package, thereby minimizing the size of the scrub mark.
- the present invention can solve the problem that the size of the scrub mark is relatively large when the tip portion is formed by the MEMS process because the cross-sectional area is rectangular.
- the tip 121 of the tip part 120 may be located in the center without being biased toward either side.
- the tip portion 120 may be formed in the form of a pyramidal cone.
- the present invention can solve the problem that, when the tip portion is formed by the MEMS process, the tip of the tip portion is formed biased to one side. Although the tip of the tip can be formed in the center even with the MEMS process, in this case, since several photolithography processes are performed, the manufacturing cost is inevitably increased.
- the top part 130 may be formed in a gentle shape that is bent without an angled part from the other side of the body part 110 .
- the top 130 may have a rounded end, and in particular may be formed in a hemispherical shape.
- the top 130 may have a circular cross-section.
- FIG. 2 is a view showing a comparison between the cross section of the body portion 210 side of the probe pin according to an embodiment of the present invention and the shape of the mounting hole 251 into which the probe pin is inserted
- FIG. 2A is an embodiment of the present invention.
- a cross-section of the body portion 210 side of the probe pin according to the example is shown
- FIG. 2B is a conceptual view of the mounting plate 250 in which the mounting hole 251 into which the probe pin is inserted is formed.
- the cross-section of the body part 210 may be formed in a rectangular shape with rounded corners.
- the probe pin is one component of the probe card and is mounted on the mounting plate 250 which is another component of the probe card.
- the mounting plate 250 has a plurality of mounting holes 251 . formed, the probe pin may be mounted on the mounting plate 250 in a state where a portion of the probe pin is inserted into the mounting hole 251 .
- the mounting hole 251 formed on the mounting plate 250 is formed by irradiating a laser to the mounting plate 250 .
- the mounting hole 251 is a rectangle, and is formed in a rounded rectangle with no corners. .
- the cross section of the body portion 210 having a rounded corner corresponds to the shape of the mounting hole 251 formed in the mounting plate 250 using a laser, when the probe pin is mounted to the mounting plate 250 , A part of the probe pin may be stably inserted and fixed in the mounting hole 251 .
- FIG. 3 is a view showing a comparison between the top part 330 of the probe pin according to an embodiment of the present invention and the top part 360 of the probe pin manufactured by the MEMS process
- FIG. 3A is a probe according to an embodiment of the present invention. It is a view of the top part 330 of the pin
- FIG. 3B is a view of the top part 360 of the probe pin manufactured by the MEMS process.
- the top portion 330 of the probe pin according to an embodiment of the present invention has a rounded tip, while the top portion 360 of the probe pin manufactured by the MEMS process includes an angled portion.
- the top portion of the probe pin is a portion in contact with the conductor formed on the inspection equipment side.
- the probe pin when a load is applied to the probe pin, the probe pin is bent, so the position of the top of the probe pin in contact with the conductor formed on the side of the inspection equipment before the load is applied and the conductor formed on the side of the inspection equipment while the load is applied
- the position of the top of the probe pin in contact with may be different.
- the tip of the top part 360 of the probe pin includes an angled portion and the shape is not constant at a specific position, the conductor formed on the side of the inspection equipment whenever a load is applied to the probe pin.
- the contact area between the conductor and the top portion 360 is also changed. This may act as a factor that prevents stable contact between the conductor formed on the side of the inspection equipment and the top of the probe pin.
- the probe pin according to an embodiment of the present invention has an advantage in maintaining stable contact between the top of the probe pin and the conductor (terminal) formed on the side of the inspection device, compared to the probe pin manufactured by the MEMS process.
- FIG. 4 is a view showing a comparison between the tip portion 420 of the probe pin according to an embodiment of the present invention and the tip portion 460 of the probe pin manufactured by the MEMS process.
- FIG. 4a is a probe according to an embodiment of the present invention It is a view of the tip portion 420 of the pin
- FIG. 4B is a view of the tip portion 460 of the probe pin manufactured by the MEMS process.
- the tip portion of the probe pin is a portion in contact with the contact pad of the semiconductor chip, and as shown in FIG. 4A , the tip portion 420 of the probe pin according to an embodiment of the present invention has a sharp tip and a tip 421 . may be located in the center without being biased to one side.
- the pointed tip 421 allows the tip portion 420 to penetrate the oxide film formed on the contact pad and contact the contact pad without error when the tip portion 420 and the contact pad are in contact.
- the tip 421 of the tip part 420 is located in the center, when the tip part 420 and the contact pad are in contact, the tip 421 is not separated from the area of the contact pad and can be contacted at the center of the contact pad. This helps to ensure stable contact.
- the probe pin according to an embodiment of the present invention has an advantage in maintaining stable contact between the probe pin and the contact pad, compared to the probe pin manufactured by the MEMS process.
- FIG. 5 is a flowchart of a method of manufacturing a probe pin according to an embodiment of the present invention
- FIG. 6 is a view schematically illustrating a change in the shape of a material appearing in the process of manufacturing a probe pin according to an embodiment of the present invention
- 7 is a conceptual diagram of a press device used for free forging according to an embodiment of the present invention
- FIG. 7A relates to a press device for free forging through two steps
- FIG. 7B is free forging in one step. It relates to a press machine for processing.
- the method for manufacturing the probe pin includes the steps of drawing a material, polishing one end and the other end of the drawn material, free forging the polished material, and free forging. It may include the step of die-forging processing the processed material.
- the drawn material 610 may have a circular cross-section and may have a cylinder (cylindrical) shape extending in the longitudinal direction.
- the material of the probe pin may be selected as an alloy having excellent conductivity if necessary. Accordingly, unlike the probe pin in which the deposition material manufactured by the MEMS process is formed layer by layer, the pultrusion-processed material 610 does not require a separate plating step and does not form a layer, thereby providing stable physical properties.
- the material drawn into a cylinder shape may be polished to a cone shape, preferably a cone shape, at one end thereof.
- the drawn material may be polished by a machining device, and the material drawn in a cylindrical shape is polished by a whetstone while rotating about the central axis (a), and at this time, the whetstone is drawn One end of the material can be polished in a conical shape.
- the end of the drawn material can be machined relatively easily due to the rotation of the drawn material and the two-dimensional behavior of the grinding stone.
- one end of the drawn material can be polished in a cone-like shape.
- the drawn material may be polished in the form of a square cone with the tip of the cone positioned at the center.
- the other end of the drawn material may be polished in a round shape.
- the polished material 620 may be freely forged with respect to the side extending in the longitudinal direction in order to flatten the round surface.
- the polished material may be free-forged using a press device having a pair of opposing hammers 700 .
- the work A free forging processed material 720a may be formed with respect to the direction.
- the free forged material 720a in one direction may have a pair of opposing flat surfaces, that is, a first side surface and a third side surface.
- the pressure applied by the press device to the material can be adjusted so that the edge of the cross-section of the forged part is not angled.
- the free-forged material 730 has a rectangular shape as viewed from the front, preferably a rounded rectangle or a rounded rectangle, and a tip may be formed in the middle.
- the polished material 720 may be free forging the first to fourth sides at the same time, in this case, the press device is a pair of opposing hammers 700 Each of the hammers 700 may be formed such that a notch of approximately 'V' corresponds to the opposite side thereof. In a state in which the pair of hammers 700 are adjacent to each other, the notch formed in each hammer may form a quadrangle.
- the press apparatus may have a pair of hammers facing each other and another pair of hammers that cross each other and oppose each other, and may free-forge four sides of the polished material at the same time.
- the polished material is placed between a pair of hammers, and the pair of hammers presses them, so that the first, third and second and fourth sides of the material can be simultaneously formed with respect to the side extending in the longitudinal direction. .
- the corners of the cross-section of the forged portion may not be angled.
- the free-forged material 630 may be mold-forged to form a curved and/or bent bending part in a portion thereof.
- the method may further include insulating the curved portion of the die-forging-processed material 640 .
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- General Physics & Mathematics (AREA)
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- Measuring Leads Or Probes (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Abstract
Description
Claims (10)
- 프로브 핀으로서,바디부와, 상기 바디부의 양 단부에 각각 연결되는 탑부 및 팁부를 포함하고,상기 바디부는 서로 대향하는 제1 측면 및 제3 측면과, 상기 제1, 3 측면과 교차하되 서로 대향하는 제2 측면 및 제4 측면을 포함하고, 적어도 일부에서 왕곡 형성된 벤딩부가 마련되고,상기 탑부 및 상기 팁부는 그 단면이 원형이고, 상기 탑부, 바디부, 팁부는 일체로 형성된,프로브 핀.
- 제 1 항에 있어서,상기 제1 내지 4 측면은 평면인 프로브 핀.
- 제 1 항에 있어서,상기 바디부의 단면은 모서리가 라운드진 직사각형으로 형성되는,프로브 핀.
- 제 3 항에 있어서,상기 탑부는 반구형이고,상기 팁부는 원뿔형인,프로브 핀.
- 제 1 항에 있어서,상기 팁부의 첨단은 한쪽으로 치우치지 아니하고 중앙에 위치하는,프로브 핀.
- 제 1 항에 있어서,상기 벤딩부에는 외주를 감싸는 절열코팅제가 형성되는,프로브 핀.
- 프로브 핀을 제조하는 방법으로서,소재를 인발 가공하는 단계;상기 인발 가공된 소재의 일단을 뿔모양으로, 타단을 둥글게 연마 가공하는 단계;상기 연마 가공된 소재의 길이방향으로 연장되는 측면에 대하여 평면을 형성하기 위하여 자유단조 가공하는 단계; 및상기 자유단조 가공된 소재의 일부가 휘도록 형단조 가공하는 단계;를 포함하는 프로브 핀을 제조하는 방법.
- 제 7 항에 있어서,상기 자유단조 가공하는 단계는,상기 연마 가공된 소재를 프레스를 이용하여 제1 측면 및 제3 측면을 형성하고,상기 제1 측면 및 제3 측면이 형성된 소재를 90도로 회전한 후에 제2 측면 및 제4 측면을 형성하는,프로브 핀을 제조하는 방법.
- 제 7 항에 있어서,상기 자유단조 가공하는 단계는,상기 연마 가공된 소재를 프레스를 이용하여 제1 내지 4 측면을 동시에 형성하는,프로브 핀을 제조하는 방법.
- 제 7 항에 있어서,상기 형단조 가공된 소재에서 휘어진 부분을 절연코팅하는 단계를 더 포함하는 프로브 핀을 제조하는 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2024508293A JP2024514988A (ja) | 2021-04-30 | 2022-04-26 | プローブピンとプローブピンの製造方法 |
CN202280030698.4A CN117337396A (zh) | 2021-04-30 | 2022-04-26 | 探针销及探针销的制造方法 |
US18/495,795 US20240053382A1 (en) | 2021-04-30 | 2023-10-27 | Probe pin and method of manufacturing probe pin |
Applications Claiming Priority (2)
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KR1020210056805A KR102349333B1 (ko) | 2021-04-30 | 2021-04-30 | 프로브 핀과 프로브 핀의 제조방법 |
KR10-2021-0056805 | 2021-04-30 |
Related Child Applications (1)
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US18/495,795 Continuation US20240053382A1 (en) | 2021-04-30 | 2023-10-27 | Probe pin and method of manufacturing probe pin |
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KR101384714B1 (ko) * | 2014-01-14 | 2014-04-15 | 윌테크놀러지(주) | 반도체 검사장치 |
KR20180035466A (ko) * | 2016-09-29 | 2018-04-06 | 주식회사 아이에스시 | 검사용 접촉핀 및 검사용 접촉장치 |
KR102072451B1 (ko) * | 2018-07-27 | 2020-02-04 | 주식회사 에스디에이 | 프로브카드 헤드블록 |
KR102103975B1 (ko) * | 2018-12-18 | 2020-04-24 | 주식회사 에스디에이 | 프로브 카드용 공간변환기 및 이의 제조방법 |
KR102349333B1 (ko) * | 2021-04-30 | 2022-01-11 | (주)피티앤케이 | 프로브 핀과 프로브 핀의 제조방법 |
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US6977515B2 (en) * | 2001-09-20 | 2005-12-20 | Wentworth Laboratories, Inc. | Method for forming photo-defined micro electrical contacts |
KR101329812B1 (ko) * | 2007-05-25 | 2013-11-15 | 주식회사 코리아 인스트루먼트 | 프로브 어셈블리 및 이를 가지는 프로브 카드 |
KR101209068B1 (ko) * | 2011-05-26 | 2012-12-06 | 윌테크놀러지(주) | 전기적 특성 검사장치용 프로브 |
KR101845652B1 (ko) * | 2017-01-17 | 2018-04-04 | 주식회사 텝스 | 부품 실장된 웨이퍼 테스트를 위한 하이브리드 프로브 카드 |
TW201843457A (zh) * | 2017-05-05 | 2018-12-16 | 旺矽科技股份有限公司 | 具有垂直式探針之探針頭 |
KR102002036B1 (ko) * | 2018-05-10 | 2019-07-22 | (주)티에스이 | 컨택트 프로브 및 그 제조방법 |
KR102164020B1 (ko) | 2019-11-27 | 2020-10-13 | 화인인스트루먼트 (주) | 프로브 카드의 프로브 헤드 제조 방법 |
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KR101384714B1 (ko) * | 2014-01-14 | 2014-04-15 | 윌테크놀러지(주) | 반도체 검사장치 |
KR20180035466A (ko) * | 2016-09-29 | 2018-04-06 | 주식회사 아이에스시 | 검사용 접촉핀 및 검사용 접촉장치 |
KR102072451B1 (ko) * | 2018-07-27 | 2020-02-04 | 주식회사 에스디에이 | 프로브카드 헤드블록 |
KR102103975B1 (ko) * | 2018-12-18 | 2020-04-24 | 주식회사 에스디에이 | 프로브 카드용 공간변환기 및 이의 제조방법 |
KR102349333B1 (ko) * | 2021-04-30 | 2022-01-11 | (주)피티앤케이 | 프로브 핀과 프로브 핀의 제조방법 |
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US20240053382A1 (en) | 2024-02-15 |
TWI832220B (zh) | 2024-02-11 |
CN117337396A (zh) | 2024-01-02 |
KR102349333B1 (ko) | 2022-01-11 |
JP2024514988A (ja) | 2024-04-03 |
TW202244509A (zh) | 2022-11-16 |
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