WO2010050132A1 - 試験装置および回路モジュール - Google Patents
試験装置および回路モジュール Download PDFInfo
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- WO2010050132A1 WO2010050132A1 PCT/JP2009/005393 JP2009005393W WO2010050132A1 WO 2010050132 A1 WO2010050132 A1 WO 2010050132A1 JP 2009005393 W JP2009005393 W JP 2009005393W WO 2010050132 A1 WO2010050132 A1 WO 2010050132A1
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- 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
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2855—Environmental, reliability or burn-in testing
- G01R31/2872—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation
- G01R31/2874—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation related to temperature
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- 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
Definitions
- the present invention relates to a test apparatus and a circuit module.
- FIG. 12 shows a conventional method for cooling a test substrate on which an electric circuit element such as a semiconductor device is mounted.
- a multilayer test substrate 100 has a plurality of insulating plates 102 and 103 such as epoxy resin bonded together with a prepreg 104 such as a glass fiber base material. Electrical circuit elements including the semiconductor device 106 are mounted on both surfaces of the test substrate 100.
- the test board 100 is connected to another test board via the connector 108.
- a fluid case 110 is attached to the test substrate 100, and the semiconductor device 106 is filled in a sealed space 112 between the test substrate 100 and the fluid case 110. Cooled by a coolant such as fluorinated liquid.
- FIG. 13 is an enlarged view of the vicinity of the connector 108 in FIG.
- the semiconductor device 106 includes a first wiring 116 formed of a copper foil or the like on the surface layer of the insulating plate 102, a through-through hole 120, a second wiring 118 formed in the inner layer of the insulating plate 102, a through-through hole. It is connected to the terminal 114 of the connector 108 via the hole 121, the third wiring 117 formed on the surface layer of the insulating plate 102, and the connection terminal 122.
- the wiring 119 is also formed in the inner layer of the insulating plate 103. When the wiring 118 and the wiring 119 are close to each other, crosstalk occurs between the wiring 118 and the wiring 119.
- the wiring 118 and the wiring 119 are formed not inside the boundary surface between the insulating plate 102 and the insulating plate 103 and the prepreg 104 but inside the insulating plate 102 and the insulating plate 103. ing.
- an object of one aspect of the present invention is to provide a test apparatus and a circuit module that can solve the above-described problems. This object is achieved by a combination of features described in the independent claims.
- the dependent claims define further advantageous specific examples of the present invention.
- the first test substrate and the second test substrate that are arranged to face each other, and provided on the surface of the first test substrate that faces the second test substrate, A first test circuit that tests the device under test; a second test circuit that is provided on a surface of the second test substrate facing the first test substrate and that tests the device under test;
- FIG. 1 is an example of a configuration of a semiconductor device test apparatus 1 that is one embodiment of a test apparatus.
- 2 is a perspective view of a part of a circuit module 30.
- FIG. 4 is a side view of a part of the circuit module 30.
- FIG. 2 is an example of a configuration of a circuit module 30.
- 3 is a side view of the circuit module 30.
- FIG. It is the figure which expanded the screwing part of the circuit module 30.
- FIG. FIG. 5 is a side view showing a second embodiment of a circuit module 30. 5 is a side view showing a third embodiment of a circuit module 30.
- FIG. 6 is a side view showing a fourth embodiment of a circuit module 30.
- FIG. 6 is a side view showing a fifth embodiment of a circuit module 30.
- FIG. FIG. 10 is a side view showing a sixth embodiment of a circuit module 30. It is a side view of the conventional circuit module 30. It is an enlarged view of the conventional circuit module
- FIG. 1 is an example of a configuration of a semiconductor device test apparatus 1 which is one embodiment of a test apparatus.
- the semiconductor device test apparatus 1 includes a handler 10, a test head 15, and a control unit 20.
- the handler 10 has a socket substrate 12 on which a socket 14 for mounting a device under test is mounted.
- the socket substrate 12 is connected to the test head 15 via the first cable 16.
- the test head 15 is connected to the handler 10 via the performance board 21 and the first cable 16, and is connected to the control unit 20 via the back board 23 and the second cable 19.
- a plurality of circuit modules 30 are accommodated in the test head 15.
- Each circuit module 30 has two test boards, a first test board 32 and a second test board 34, on which elements such as semiconductor devices constituting an electric circuit are mounted. It is connected to the handler 10 via the cable 26, the performance board 21, and the first cable 16. In addition, the circuit module 30 is connected to the control unit 20 via the connector 24, the backboard 23, and the second cable 19. The control unit 20 controls the test circuit included in the test board via the second cable 19. In the example shown in FIG. 1, six circuit modules 30 are housed in the test head 15, but the number may be increased or decreased according to the number of sockets 14 in the handler 10.
- FIG. 2 is a perspective view of the periphery of the connector 22 of the circuit module 30.
- FIG. 3 is a side view of the region shown in FIG. 2 and 3, the first test board 32 and the second test board 34 are provided with a back surface wiring 60 on the back surface of the surface on which the first test circuit 36 and the second test circuit 37 are provided.
- the first test substrate 32 has a first through hole 74 penetrating from the surface on which the test circuit is provided to the surface on which the back surface wiring 60 is provided.
- the first through hole 74 electrically connects the first test circuit 36 and the back surface wiring 60.
- the same back surface wiring 61 and the first through hole 75 are formed.
- the first test circuit 36 and the second test circuit 37 input a signal to the device under test and measure a signal to which the device under test responds.
- the first test circuit 36 and the second test circuit 37 may include a pattern generator, a formatter, a comparator, and a logic circuit.
- the end portions of the first test substrate 32 and the second test substrate 34 are formed to extend to the outside of the region surrounded by the sealing portion 38.
- the back surface wiring 60 and the back surface wiring 61 are extended from a region corresponding to the inside of the sealed portion 38 to a region corresponding to the outside of the sealed portion 38 on the back surfaces of the first test substrate 32 and the second test substrate 34.
- a first test circuit 36 and a second test circuit 37 are provided in a region corresponding to the inside of the sealed portion 38, and a connector 22 is provided in a region corresponding to the outside of the sealed portion 38.
- the sealing portion 38 is fixed to the first test board 32 and the second test board 34 by screws 52.
- the first test board 32 is provided with a connection terminal 72 that is electrically connected to an external circuit on the outside of the sealing portion 38 on the surface on which the first test circuit 36 is provided.
- the first test substrate 32 is formed with a second through hole 76 penetrating from the surface on which the connection terminal 72 is provided to the surface on which the back surface wiring 60 is provided.
- the second through hole 76 electrically connects the connection terminal 72 and the back surface wiring 60.
- the connection terminals 73 and the second through holes 77 are formed in the second test board 34.
- the second through holes 77 are connected to the connection terminals 73 and the back surface wiring 61. And electrically connect.
- the connector 22 is inserted between the first test board 32 and the second test board 34 at the ends of the first test board 32 and the second test board 34.
- the terminals 56 and 57 of the connector 22 come into contact with the connection terminals 72 and 73 provided on the first test board 32 and the second test board 34, so that the first test circuit 36 and the second test circuit 36 are connected.
- the test circuit 37 is electrically connected to a circuit outside the circuit module 30.
- FIG. 4 is an example of the configuration of the circuit module 30.
- FIG. 4A is a perspective view when the circuit module 30 is viewed from a direction perpendicular to the test board having the circuit module 30.
- FIG. 4B is a cross-sectional view of the circuit module 30 as viewed from the direction of the handler 10 or the control unit 20.
- FIG. 4C is a cross-sectional view of the circuit module 30 as viewed from the front side or the back side of the test head 15.
- the first test board 32 and the second test board 34 are arranged to face each other.
- a first test circuit 36 for testing the device under test is provided on the surface of the first test substrate 32 that faces the second test substrate 34.
- a second test circuit 37 for testing the device under test is provided on the surface of the second test substrate 34 that faces the first test substrate 32.
- the first test circuit 36 includes semiconductor devices arranged in a matrix on the first test substrate 32.
- the second test circuit 37 includes semiconductor devices arranged in a matrix on the second test substrate 34.
- the connector 22 and the sealing portion 38 are provided between the first test board 32 and the second test board 34.
- the sealing part 38 is provided between the first test board 32 and the second test board 34, and an opening is provided at an end part on the first test board 32 side and an end part on the second test board 34 side. It has a cylindrical shape.
- the circuit module 30 has a coolant channel space 40 filled with a coolant, which is formed by sandwiching the sealed portion 38 between the first test substrate 32 and the second test substrate 34. That is, by sealing the space between the first test board 32 and the second test board 34 by the sealing portion 38, the first test circuit 36 and the second test circuit 37 are made into a common coolant channel space 40. Seal.
- a partition wall 39 that extends from the first test substrate 32 to the second test substrate 34 and forms a coolant channel filled in the coolant channel space 40 is provided inside the sealed portion 38. It has been.
- the partition wall 39 extends from one surface of the sealing portion 38 in the horizontal direction (a direction parallel to the backboard 23) toward the other surface and before reaching the other surface. Furthermore, the odd-numbered partition walls 39 and the even-numbered partition walls 39 are alternately extended from one side in different horizontal directions from the side of the sealing portion 38 in the vertical direction (the direction perpendicular to the backboard 23).
- the partition walls 39 may be arranged at every arrangement interval of the semiconductor devices arranged in a matrix. With such an arrangement, it becomes possible to arrange one or more semiconductor devices in the width direction of the flow path formed by alternately stretching, and the coolant indicated by the arrow in FIG. A flow path is formed.
- the partition wall 39 may be fixed by a first test board 32 and a second test board 34 and a fixing part having a member such as a screw to be described later. Since the first test board 32 and the second test board 34 are fixed to the partition wall 39 by the fixing portion, the occurrence of deflection in the first test board 32 and the second test board 34 is prevented.
- you may comprise the sealing part 38 and the partition 39 with electroconductive materials, such as a metal.
- the common coolant channel space 40 is filled with a coolant, and the coolant flows from the coolant inlet 42 toward the coolant outlet 44 as shown in FIG.
- the first test circuit Elements such as semiconductor devices included in 36 and the second test circuit 37 are cooled.
- the coolant can be circulated by attaching a coolant circulation device to the coolant inlet 42 and the coolant outlet 44, for example.
- the coolant circulation device is a device that allows the coolant to flow in from the coolant inlet 42 and allows the coolant to flow out of the coolant outlet 44, and the configuration thereof is not particularly limited.
- FIG. 5 is an enlarged cross-sectional view of the circuit module 30 and shows a fixing method of the sealing portion 38.
- the first test board 32 and the second test board 34 are arranged in such a direction that the first test circuit 36 and the second test circuit 37 are accommodated in the coolant channel space 40, and then the connector 22, the connector 24 and the sealing portion 38 are opposed to each other.
- the sealing portion 38 is fixed to the first test board 32 and the second test board 34 by screws 52.
- FIG. 6 is an enlarged view of a fixing portion that connects the first test substrate 32 and the sealing portion 38.
- a packing 54 is provided between the sealing portion 38 and the first test board 32 so that no gap is formed between the coolant passage space 40 side and the connector 22 side of the sealing portion 38, and the first test board is provided. 32, the packing 54, and the sealing portion 38 are fastened together with screws 52.
- a connection part between the second test substrate 34 and the sealing part 38 may have the same structure.
- substrate 34 is good also as the same structure.
- a conductive material may be used as the packing 54.
- a metal foil such as a copper foil may be formed in a region in contact with the sealing portion 38 and the partition wall 39.
- the back surface wiring 60 and the back surface wiring 61 do not come close to each other. As a result, crosstalk between the back surface wiring 60 and the back surface wiring 61 can be prevented. Furthermore, since it is not necessary to form wiring in the intermediate layer of the first test board 32 and the second test board 34, the first test circuit 36 and the back surface wiring 60, and the second test circuit 37 and the back surface wiring Even if it connects with 61 by a through-through hole, there exists an effect that a stub does not arise.
- FIG. 7 shows a configuration example of the circuit module 30 according to the second embodiment.
- the first test substrate 32 is provided with an insulating layer 80 covering the back surface wiring on the surface on which the back surface wiring is formed.
- the back surface wiring 60 of the first test substrate 32 is exposed on the surface. As a result, electromagnetic waves generated by the current flowing in the backside wiring are radiated around the first test substrate 32 as noise.
- a signal waveform on an electric circuit in another circuit module 30 accommodated in the test head 15 may be distorted, resulting in a data error.
- an insulating layer 80 covering the back surface wiring is formed, the radiation of electromagnetic waves can be reduced. Radiation of electromagnetic waves may be further reduced by forming a ground electrode layer to which a ground potential is applied on the surface of the insulating layer 80.
- the insulating layer 80 may cover the entire surfaces of the first test substrate 32 and the second test substrate 34, or may partially cover them.
- the first test substrate 32 may have a region where the insulating layer 80 is not formed within a certain range from the connection point between the back surface wiring 60 and the first through hole 74. By providing a region where the insulating layer 80 is not formed in this way, the waveform of the signal on the back surface wiring 60 can be observed using a probe such as a measuring instrument.
- connection terminal 72 for connecting the terminal 56 of the connector 22 and the first test board 32 may be provided in a region where the insulating layer 80 is not formed.
- the first test circuit 36 is connected to an external electric circuit through the first through hole 74, the back surface wiring 60, the connection terminal 72, the terminal 56, and the connector 22.
- the second test circuit 37 is also connected to an external electric circuit with the same configuration.
- the first test circuit 36 and the second test circuit 37 may be connected to the handler 10 via the first cable 16 and the performance board 21.
- the terminal 56 of the connector 24 may contact a surface of the first test board 32 or the second test board 34 on which the first test circuit 36 or the second test circuit 37 is mounted.
- FIG. 8 shows a configuration example of the circuit module 30 according to the third embodiment.
- the first test circuit 36 of this example is connected to an external electric circuit via the first through hole 74, the back surface wiring 60, the second through hole 76, the connection terminal 72, the terminal 56, and the connector 22. May be.
- the second test circuit 37 may also be connected to an external electric circuit with the same configuration.
- FIG. 9 shows a configuration example of the circuit module 30 according to the fourth embodiment.
- a first test circuit 36 is placed on the first test board 32.
- a surface wiring 82 that is electrically connected to the terminals of the first test circuit 36 is formed on the surface of the circuit mounting layer 84 on which the first test circuit 36 is mounted. Then, a microstrip line layer is formed.
- a ground layer 86 is formed on the circuit mounting layer 84 so as to cover the surface wiring 82. That is, the surface wiring 82 forms a stripline layer, and the stripline layer is extended from the inside to the outside of the sealing portion 38.
- the ground layer 86 includes a dielectric having a metal foil on the surface not in contact with the surface wiring 82, and the metal foil is grounded.
- the front surface wiring 82 may be connected to a connection terminal 72 provided on the back surface of the first test substrate 32 through the second through hole 76.
- the first test circuit 36 mounted on the circuit mounting layer 84 includes the surface wiring 82 covered with the ground layer 86, the second through hole 76, the connection terminal 72, the terminal 56, and The connector 22 is connected to an external electric circuit via the connector 22.
- the connection terminal 72 and the terminal 56 of the connector 22 may be connected by soldering.
- the ground layer 86 may cover the entire surface of the first test substrate 32 or a part thereof.
- the ground layer 86 may not be provided in a certain region centered on the contact point between the surface wiring 82 and the second through hole 76.
- IVH internal via hole
- a step is generated between the circuit mounting layer 84 on which the first test circuit 36 is mounted and the ground layer 86.
- a COB (Chip-on-Board) mask technique may be used.
- COB mask technology it is possible to print a solder paste after generating a metal mask having unevenness according to the unevenness of the first test substrate 32 and the second test substrate 34.
- the position in the height direction of the periphery of the connection terminal 72 on the back surface of the first test board 32 has a level difference with the position in the height direction of other areas on the back surface of the first test board 32. is doing. Since the first test substrate 32 has a step on the back surface, the back surface position of the first test substrate 32 and the position of the end portion of the connector 22 can be made substantially equal.
- FIG. 10 shows a configuration example of the circuit module 30 according to the fifth embodiment.
- the first test substrate 32 does not have the second through hole 76, and the connection terminal 72 is formed at the end of the surface wiring 82.
- the terminal 56 of the connector 22 contacts the connection terminal 72, the first test circuit 36 is connected to an external electric circuit.
- FIG. 11 shows a configuration example of the circuit module 30 according to the sixth embodiment.
- the first test substrate 32 and the second test substrate 34 form the coolant channel space 40 filled with the coolant by sandwiching the sealing portion 38 therebetween. .
- the sealing portion 38 in FIG. 11 has a cylindrical shape in which the cross-sectional shape of the through hole is substantially the same as the outer shape of the first test substrate 32 and the second test substrate 34.
- the first test board 32 and the second test board 34 face each other in the direction in which the first test circuit 36 and the second test circuit 37 are accommodated in the coolant flow path space 40. Arranged.
- the end portions of the first test substrate 32 and the second test substrate 34 are fixed to the inner wall of the through hole of the sealing portion 38 by packing 92 and screws 94. Also with the above configuration, the test circuits provided on the first test board 32 and the second test board 34 can be cooled by the coolant.
- SYMBOLS 1 Semiconductor device test apparatus, 10 ... Handler, 12 ... Socket board
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Abstract
Description
Claims (13)
- 被試験デバイスを試験する試験装置であって、
向かい合わせて配置された第1の試験基板および第2の試験基板と、
前記第1の試験基板において前記第2の試験基板に対向する面に設けられ、前記被試験デバイスを試験する第1の試験回路と、
前記第2の試験基板において前記第1の試験基板に対向する面に設けられ、前記被試験デバイスを試験する第2の試験回路と、
前記第1の試験基板および前記第2の試験基板の間の空間を密閉することで、前記第1の試験回路および前記第2の試験回路を共通の空間に密閉し、且つ、前記共通の空間に冷却材が充填される密閉部と
を備える試験装置。 - 前記密閉部は、前記第1の試験基板および前記第2の試験基板の間に設けられ、前記第1の試験基板側の端部および前記第2の試験基板側の端部において開口が設けられた筒形状を有し、
前記第1の試験基板および前記第2の試験基板は、前記密閉部を挟むように設けられる
請求項1に記載の試験装置。 - 前記密閉部は、貫通孔の断面の形状が、前記第1の試験基板および前記第2の試験基板の外形と略同一となる筒形状を有し、
前記第1の試験基板および前記第2の試験基板は、それぞれの基板の端部が、前記貫通孔の内壁に固定される
請求項1に記載の試験装置。 - 前記第1の試験基板および前記第2の試験基板のそれぞれの試験基板には、
前記第1の試験回路および前記第2の試験回路のうち、対応する試験回路が設けられる面の裏面に形成された裏面配線と、
前記試験回路が設けられる面から前記裏面配線が設けられる面まで貫通して形成され、前記試験回路および前記裏面配線を電気的に接続する第1のスルーホールと
が形成される請求項1または2に記載の試験装置。 - 前記第1の試験基板および前記第2の試験基板の端部は、前記密閉部により囲まれる領域の外側まで延伸して形成され、
前記裏面配線は、前記裏面において、前記密閉部の内側に対応する領域から、前記密閉部の外側に対応する領域まで延伸して設けられ、
前記試験基板には、
前記試験回路が設けられる面のうち前記密閉部の外側に設けられ、外部の回路と電気的に接続される接続端子と、
前記接続端子が設けられる面から前記裏面配線が設けられる面まで貫通して形成され、前記接続端子および前記裏面配線を電気的に接続する第2のスルーホールと
が形成される請求項4に記載の試験装置。 - 前記第1の試験基板および前記第2の試験基板の端部において、前記第1の試験基板および前記第2の試験基板の間に挿入されることで、前記接続端子と電気的に接続されるコネクタを更に備える
請求項5に記載の試験装置。 - それぞれの前記試験基板には、前記裏面配線が形成される面に、前記裏面配線を覆う絶縁層が形成される
請求項5または6に記載の試験装置。 - 前記絶縁層の表面には、接地電位が与えられる接地電極層が形成される
請求項7に記載の試験装置。 - 前記第1の試験基板および前記第2の試験基板のそれぞれの試験基板は、
前記第1の試験回路および前記第2の試験回路のうち、対応する試験回路が載置され、前記試験回路の端子と電気的に接続される表面配線が表面に形成される回路載置層と、
前記試験回路が形成されない領域において、前記回路載置層の上層に、前記表面配線を覆うように形成され、表面に接地層が形成されるストリップライン層と
を有する請求項1に記載の試験装置。 - 前記ストリップライン層は、前記密閉部の内側から外側まで延伸して形成される
請求項9に記載の試験装置。 - 前記密閉部の内側において、前記第1の試験基板から前記第2の試験基板まで延伸して設けられ、前記冷却材の流路を形成する隔壁と、
前記隔壁、および、前記第1の試験基板および前記第2の試験基板のそれぞれを固定する固定部と
を更に備える請求項1から10のいずれかに記載の試験装置。 - 前記第1の試験回路および前記第2の試験回路のそれぞれの試験回路を制御する制御部を更に備える
請求項1から11のいずれかに記載の試験装置。 - 入力信号に応じた出力信号を出力する回路モジュールであって、
向かい合わせて配置された第1の回路基板および第2の回路基板と、
前記第1の回路基板において前記第2の回路基板に対向する面に設けられ、前記入力信号に応じた前記出力信号を出力する第1の動作回路と、
前記第2の回路基板において前記第1の回路基板に対向する面に設けられ、前記入力信号に応じた前記出力信号を出力する第2の動作回路と、
前記第1の回路基板および前記第2の回路基板の間の空間を密閉することで、前記第1の動作回路および前記第2の動作回路を共通の空間に密閉し、且つ、前記共通の空間に冷却材が充填される密閉部と
を備える回路モジュール。
Priority Applications (4)
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KR1020117005308A KR101214036B1 (ko) | 2008-10-28 | 2009-10-15 | 시험 장치 및 회로 모듈 |
CN200980142610.2A CN102197313B (zh) | 2008-10-28 | 2009-10-15 | 测试装置及电路模块 |
JP2010535637A JP5683961B2 (ja) | 2008-10-28 | 2009-10-15 | 試験装置および回路モジュール |
US13/082,386 US8773141B2 (en) | 2008-10-28 | 2011-04-07 | Test apparatus and circuit module |
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JP2008276899 | 2008-10-28 | ||
JP2008-276899 | 2008-10-28 |
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US13/082,386 Continuation-In-Part US8773141B2 (en) | 2008-10-28 | 2011-04-07 | Test apparatus and circuit module |
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US (1) | US8773141B2 (ja) |
JP (1) | JP5683961B2 (ja) |
KR (1) | KR101214036B1 (ja) |
CN (1) | CN102197313B (ja) |
TW (1) | TWI397704B (ja) |
WO (1) | WO2010050132A1 (ja) |
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JP2013002946A (ja) * | 2011-06-16 | 2013-01-07 | Advantest Corp | 基板組立体、電子部品試験装置、及びウォータジャケット |
TWI846309B (zh) * | 2023-02-03 | 2024-06-21 | 旺矽科技股份有限公司 | 用於半導體測試之電路板及其製造方法 |
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US8779789B2 (en) * | 2012-04-09 | 2014-07-15 | Advanced Inquiry Systems, Inc. | Translators coupleable to opposing surfaces of microelectronic substrates for testing, and associated systems and methods |
JP7206140B2 (ja) * | 2019-03-22 | 2023-01-17 | 株式会社ヨコオ | 検査装置 |
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JP2013002946A (ja) * | 2011-06-16 | 2013-01-07 | Advantest Corp | 基板組立体、電子部品試験装置、及びウォータジャケット |
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TWI846309B (zh) * | 2023-02-03 | 2024-06-21 | 旺矽科技股份有限公司 | 用於半導體測試之電路板及其製造方法 |
Also Published As
Publication number | Publication date |
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KR101214036B1 (ko) | 2012-12-20 |
CN102197313B (zh) | 2016-05-18 |
JPWO2010050132A1 (ja) | 2012-03-29 |
TW201027095A (en) | 2010-07-16 |
TWI397704B (zh) | 2013-06-01 |
CN102197313A (zh) | 2011-09-21 |
US8773141B2 (en) | 2014-07-08 |
KR20110048549A (ko) | 2011-05-11 |
JP5683961B2 (ja) | 2015-03-11 |
US20120119752A1 (en) | 2012-05-17 |
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