WO2003050866A1 - Probe device - Google Patents
Probe device Download PDFInfo
- Publication number
- WO2003050866A1 WO2003050866A1 PCT/JP2002/012866 JP0212866W WO03050866A1 WO 2003050866 A1 WO2003050866 A1 WO 2003050866A1 JP 0212866 W JP0212866 W JP 0212866W WO 03050866 A1 WO03050866 A1 WO 03050866A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- card
- probe
- support member
- head
- head plate
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
-
- 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]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2887—Features relating to contacting the IC under test, e.g. probe heads; chucks involving moving the probe head or the IC under test; docking stations
-
- 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
-
- 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
- G01R31/26—Testing of individual semiconductor devices
-
- 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]
Definitions
- the present invention relates to a probe apparatus for inspecting a semiconductor wafer or the like using a probe card, and more particularly to an improvement relating to replacement of a probe card.
- the conventional probe device 2 shown in FIGS. 6A and 6B is provided integrally with an opening device 1 for transporting a semiconductor wafer W, and performs an electrical characteristic inspection of the wafer W delivered from the loader device 1. I'm going to do it.
- a cassette storage unit 3 a wafer transfer mechanism 4, and a sub chuck 5 are provided in the loader device 1.
- the sub-chuck 5 is for carrying out a bri-alignment on the basis of an orientation flat or a notch of the wafer W in the process of transferring the wafer W by the wafer transfer mechanism 4.
- a mounting table (main chuck) 6 for inspection, an alignment mechanism 7, and a probe card 8 are provided.
- the main chuck 6 can place the wafer W received from the transfer mechanism 4 of the loader device 1 and move horizontally, vertically, and rotate around a vertical axis.
- the alignment mechanism 7 accurately aligns the wafer W on the main chuck 6.
- the probe card 8 has a probe needle 8A that is in electrical contact with the electrode pad for inspecting the wafer W after the alignment.
- the probe card 8 is fixed to a head plate 9 forming a ceiling surface of the probe device 2 by a card clamp mechanism (not shown).
- a test head T is provided on a head plate 9 of the probe device 2.
- the test head T is electrically and detachably connected to the probe card 8 via a pogo ring (not shown).
- a signal from a test head (not shown) is transmitted from the test head T to the electrode pads on the wafer W through the probe needle 8 A, and the electrical characteristics of a plurality of semiconductor elements (chips) formed on the wafer W are measured. Is inspected It has become to be.
- a manually operated card exchange device (not shown) is introduced from the outside of the probe device 2, and the force exchange device allows the probe card with a force holder to be installed.
- the arm 8 is placed on the main chuck 6.
- the main chuck 6 is horizontally moved to a central portion in the probe device 2 and then moved up to a position of a force clamp mechanism (not shown).
- the force clamp mechanism operates to clamp the card holder of the probe card 8, thereby fixing the probe card 8 to the head blade 9.
- the card exchange device is returned to a position outside the probe device 2.
- the probe card 8 is transported to the main chuck 6 by the card exchange device, and the probe card 8 is moved up to the force clamp mechanism by the main chuck 6 and attached. For this reason, it is necessary to provide a card clamp mechanism in the probe device 2 in addition to the card exchange device.
- the card 8 is replaced, if the alignment between the main chuck 6 and the clamp mechanism is not successful, the delivery of the probe card 8 between the two may fail. If the delivery of the probe card 8 fails, the main check 6 may be damaged in some cases. Disclosure of the invention
- the present invention provides a probe device that can eliminate the need for an independent card clamp mechanism, shorten the time for replacing a probe card, and eliminate the risk of damage to the mounting table. It is an object.
- the present invention provides a probe chamber for receiving an object to be inspected, a case having an openable and closable opening on one side, and a headrest constituting a ceiling portion of the case.
- a test card mounted on the head plate, a probe card detachably connected to the test head, and a force support member for supporting the probe card.
- the card support member to connect / disconnect the probe card to / from the test head.
- the present invention is to provide a help apparatus characterized in that:
- a positioning mechanism for positioning the card support member in a horizontal direction with respect to the head plate, and a gasket for preventing the card support member positioned by the positioning mechanism from moving against the head plate. It is preferable to further include a prevention mechanism.
- the horizontal moving mechanism includes a pair of first telescopic mechanisms that can expand and contract while supporting the card support member from both sides, and each of the first telescopic mechanisms is supported by the head plate. It is possible to have a pair of second telescopic mechanisms that can be extended and contracted while moving, and a pair of drive mechanisms that drive these second telescopic mechanisms so as to extend and contract respectively.
- a stopper mechanism for restricting the expansion and contraction of the first expansion and contraction mechanism.
- the vertical moving mechanism lowers the card supporting member with respect to the head plate so as to remove the probe card from the test head, and reduces the probe force to the test head.
- a main elevating mechanism that raises the force supporting member with respect to the head plate so as to temporarily connect to the test head, and completely connects the probe card that is temporarily connected to the test head.
- an auxiliary elevating mechanism for further raising the card supporting member with respect to the head plate.
- a cam mechanism can be used as the auxiliary lifting mechanism.
- FIG. 1 is a view showing a main part of an embodiment of a probe device of the present invention as (a) a longitudinal sectional view of a probe device, and (b) an enlarged sectional view of a gas prevention mechanism;
- FIG. 2 is a view showing a state in which a card supporting member is pulled out in a cross section taken along a line HH in FIG.
- Fig. 3 shows the prober chamber by manually operating the card support in the section H-H in Fig. 1. Diagram showing the state of being pushed inside;
- Fig. 4 is a view showing the state in which the card supporting member is pushed down to just below the pogo ring in the section H-H of Fig. 1;
- Figure 5 is an enlarged view of one of the auxiliary lifting mechanisms in the probe device shown in Figure 1;
- FIG. 5A is a plan view showing a modification of the card support member shown in FIGS. 1 to 4;
- FIG. 5B is a cross-sectional view taken along line VV of FIG. 5A;
- FIG. 6A is a front view showing a part of a conventional probe device cut away
- FIG. 6B is a horizontal sectional view of the probe device of FIG. 6A.
- the probe device 10 of the present embodiment is adjacent to a loader device 50 for carrying a semiconductor wafer W and the like via a partition wall 40.
- the probe device 10 has a case 10 C (a part of which forms a partition wall 40) defining a probe chamber 11 for receiving a semiconductor wafer W as an object to be inspected.
- the front side of the case 10C has an opening that can be opened and closed by a door 10D (FIGS. 2 to 4).
- a main chuck 12 as a mounting table for mounting the received wafer W is provided in the prober chamber 11.
- the main chuck 12 moves in a horizontal direction (X and Y directions in FIG. 2) and a vertical direction (Z direction), and rotates around a vertical axis Z.
- the wafer W on the main chuck 12 is inspected by making electrical contact with the probe card 13.
- the test head 15 is placed on the head plate 14 that forms the ceiling of the case 10C.
- the probe card 13 is electrically and removably connected to the test head 15 via the pogo ring 16.
- a rectangular recess 14 A is formed on the bottom side of the head plate 14, which is open on the front side (door 10 D side) of the prober chamber 11. .
- the card exchange mechanism 20 for exchanging the prop card 13 is inserted into the recess 14 A of the head plate 14. Is arranged.
- a hole 14B through which the pogo ring 16 penetrates is formed.
- the card exchange mechanism 20 includes a card support member 21 for supporting a prop card 13, a telescopic mechanism 22 as a horizontal moving mechanism, and two pairs of air cylinders (main lifting mechanism) 24 as a vertical moving mechanism. And a cam mechanism (auxiliary lifting mechanism) 35.
- the extension mechanism 22 moves the card supporting member 21 between the connection position of the probe card 13 corresponding to the pogo ring 16 and the opening side of the case 10 C having the door 10 D (in the Y direction). ) Is configured to be moved substantially horizontally.
- the air cylinder 24 and the power mechanism 35 connect the probe card 13 to the test head 15 (via the pogo ring 16). It is for moving in the vertical direction Z with respect to 4.
- the card supporting member 21 has a rectangular mounting plate 23 in the center of which is formed a hole 23 A facing the probe card 13.
- Each bearing pro- cess 25 is connected to the telescopic mechanism 22 side.
- a pair of left and right connection plates 26 is connected to the mounting plate 23.
- Each connecting plate 26 has an inverted L-shape when viewed from the front (FIG. 1).
- a load 24 A (FIG. 1) of the corresponding air cylinder 24 is connected to the upper part of each connection plate 26.
- Positioning pins (not shown) for aligning the direction of the probe card 13 are provided at a plurality of positions on the mounting plate 23.
- a cam mechanism 35 as an auxiliary lifting mechanism includes a cam block 36 having an inclined U-shaped cam groove 37, and a roller rotatably mounted on the mounting plate 23. It has a cam follower 38.
- the cam block 36 is driven by a drive cylinder 39 in the horizontal direction.
- Fig. 5 (a) shows a state in which the mounting plate 23 has been raised to the temporary connection position (described later) by the air cylinder 24 as the main lifting mechanism
- Fig. 5 (b) shows the auxiliary lifting mechanism. This shows a state where the mounting plate 23 has been raised to a completely connected position (described later) by the cam mechanism 35 of FIG.
- the cam mechanism 35 is moved in the cam groove 37 by moving the cam block 36 horizontally by the drive cylinder 39. It is configured as a direct-acting cam mechanism that raises the mounting plate 23 via the engaged follower 38.
- the cam block 36 and the follower 38 are provided corresponding to the four corners of the mounting plate 23, respectively.
- a pair of guide pins 27 are provided upright at the left and right ends of the upper surface of the mounting plate 23.
- the support block 25 has a through hole 25A with a bush 25B into which the guide bin 27 is fitted.
- the mounting plate 23 is vertically guided by the guide bin 27 and the through hole 25A.
- a positioning mechanism 26A and an X-direction anti-gauge mechanism 26B are provided corresponding to the upper part of the left connecting plate 26.
- a Y-direction gas prevention mechanism 26 B is provided above the right connecting plate 26.
- the positioning mechanism 26 A includes a positioning hole 26 C formed on the upper portion of the left connecting plate 26 and a positioning pin 26 D fixed to the head plate 14 corresponding to the positioning hole 26 C. It is composed of
- the positioning mechanism 26 A is for horizontally positioning the support member 21 with respect to the head plate 14.
- each of the gear prevention mechanisms 26 B is for preventing backlash of the support member 21 positioned by the positioning mechanism 26 A in the X direction and the Y direction with respect to the head plate 14. .
- the anti-gauge mechanism 26 B for the X direction includes a V-probe 26 E having a V-groove extending in the Y-direction and a V-probe 26 E Corresponding pins 26G (Fig. 1 (b)) fixed to the head plate 14 c.Also, as shown in Fig. 1 (a) and Figs.
- the gas prevention mechanism 26 B for a vehicle is composed of a V block 26 F having a V groove extending in the X direction and a pin 26 G similar to that shown in FIG. 1 (b).
- the two V-blocks 26 E and 26 F are arranged so as to be located substantially on one diagonal of the support member 21. Fixed at the top.
- the telescopic mechanism 22 includes a pair of left and right, first telescopic mechanism 28, first spacer 29, second telescopic mechanism 30, and second spacer. 31 and an air cylinder 32 as a drive mechanism (FIGS. 2 to 4).
- Left and right pair of first telescopic The mechanism 28 is configured to extend and contract while supporting the card support member 21 from both sides via a support block 25.
- Each second telescopic mechanism 30 has a corresponding first telescopic mechanism.
- Each of the second telescopic mechanisms 30 is connected to the first telescopic mechanism 28 via the first spacer 29, and the concave portion 1 of the head plate 14 is connected to the second telescopic mechanism 28 via the second spacer 31.
- Fixed at 4 A Further, each air cylinder 32 extends and retracts the corresponding second telescopic mechanism 30 via a load 32A (FIGS. 2 and 3) connected to the first spacer 29, respectively.
- the first expansion / contraction mechanism 28 expands / contracts by manual operation of the force support member 21.
- each first telescopic mechanism 28 includes a pair of guide rails 28 A and a rotating member 28 B such as a mouth rolling between the guide rails 28 A and 28 A. It is constituted by. When the other fixed guide rail 28 A slides with respect to the one guide rail 28 A by the rotating member 28 B, the whole can be expanded and contracted.
- each bearing work 25 an air cylinder 33 is provided in each bearing work 25.
- the inner surface of each first spacer 29 has a rod of air cylinder 33
- a stopper mechanism for restricting the expansion and contraction of the first expansion and contraction mechanism 28 is configured. That is, when the card supporting member 21 is manually pushed in so as to contract the first telescopic mechanism 28, the load 33A of the air cylinder 33 is inserted into the hole of the first spacer 29. The expansion and contraction of the first expansion mechanism 28 is regulated. This prevents the manual operation from pushing the support member 21 beyond a certain distance into the prober chamber 11.
- Reference numeral 34 denotes a handle used when the card transport mechanism 21 is manually operated, and an arrow toward the air cylinder 32 indicates an air flow of compressed air when the air cylinder 32 is driven.
- connection between the probe card 13 and the pogo ring 16 is released by lowering the mounting plate 23 by driving the air cylinder 24 as a vertical movement mechanism. Remove the robe card 1 3.
- the card supporting member 21 is advanced while the second telescopic mechanism 30 is extended.
- the air cylinder 33 constituting the stop mechanism is actuated to cause the first telescopic mechanism 28. Release the constraint.
- the lock on the door 10D is released at the same time, and the door 10D is opened by the hand of the operet.
- the operator grips the handle 34 and pulls the card support member 21 forward.
- the support member 21 can be pulled out to the opening side of the case 10C having the door 10D while extending the first telescopic mechanism 28.
- the probe card 13 is removed from the mounting plate 23 of the card supporting member 21.
- the probe card 13 to be used next is mounted on the mounting plate 23 according to the positioning pins.
- the first telescopic mechanism 28 contracts, and the support member 21 is pushed in. After the support member 21 is pushed into the position shown in FIG. 3, the door 10D is closed and locked.
- the air cylinder 33 by the operation of the air cylinder 33, the rod 33A is fitted into the hole of the first spacer 29, thereby restricting the movement of the first telescopic mechanism 28.
- the card supporting member 21 reaches directly below the pogo ring 16 while contracting the second telescopic mechanism 31.
- the air cylinder 24 as a main elevating mechanism, the mounting plate 23 is raised, and the prop card 13 is temporarily connected to the test head 15 via the pogo ring 16.
- the plate 23 is guided by the guide bin 27 and the through hole 25A (FIG. 1) of the bearing pro- ject 25, and rises while maintaining the level.
- the provisionally connected probe card 13 is further raised by the operation of the cam mechanism 35 as the auxiliary lifting mechanism, and is completely connected to the test head 15 via the pogo ring 16. As a result, reliable connection of the probe card 23 is ensured.
- the positioning mechanism 26 A positions the probe force 13 horizontally with respect to the test head 15 (pogo ring 16).
- a stop mechanism 26 B (FIG. 1) prevents the connection between the test head 15 (pogo ring 16) and the probe force 13. That is, in the positioning mechanism 26A, the positioning pins 26D are fitted into the positioning holes 26C, and the probe card 13 is positioned.
- the pins 26G and 26H come into contact with the grooves of the V-blocks 26E and 26, respectively, and regulate the movement in the X and Y directions. In such a state, the prop card 13 is evenly pressed against the pogo ring 16, and becomes electrically conductive to the test head 15 via the pogo ring 16.
- the wafer W received from the loader device 50 into the prober chamber 11 is placed on the main chuck 12.
- the wafer W on the main check 12 and the probe needle 13 A of the probe card 13 are aligned by an alignment mechanism (not shown).
- the electrical characteristics of the wafer W are inspected via the probe needle 13A while the main chuck 12 is indexed.
- the probe device 10 of the present embodiment comprises a card support member 21 for supporting the probe card 13 and a force support member 21 for the vertical and substantially horizontal directions.
- Card exchange mechanism 20 having vertical movement mechanisms 24 and 35 and horizontal movement mechanism 22 for moving.
- the prop card 13 can be connected to the test head 15 (pogo ring 16) without using any main chuck (mounting table) 12, and there is no danger of damaging the main chuck 12.
- a probe is provided in the probe device 10.
- the probe device 10 can be made compact by saving space for providing an element for exchanging the force 13.
- the probe device 10 of the present embodiment finally connects the probe force 13 to the test head 15 via the pogo ring 16 by the force mechanism 35 as an auxiliary elevating mechanism. I am trying to fix it. For this reason, it functions as a clamp mechanism for the cam mechanism 35, the pogo ring 16 and the force probe card 13, so that there is no need for an independent force-clamp mechanism, and the cost of the probe device 10 can be reduced. Also, elements 2 1, 2 2, 2 4, Inspection of the wafer W can be performed while 35, etc. are placed in the case 11C of the apparatus 10. For this reason, it is not necessary to return the card exchange device to the outside of the device as in the conventional case, and the time for exchanging the probe card 13 can be reduced by saving the time.
- a positioning mechanism 26 A for horizontally positioning the card supporting member 21 with respect to the plate 14 and the supporting member 21 positioned by the positioning mechanism 26 A are provided.
- the probe force prevention mechanism 26 B for preventing the probe force 13 can be securely fixed to the test head 15 (pogo ring 16) at an appropriate connection position without rattling.
- the telescopic mechanism 22 has a configuration in which standard products such as the slide rails and the air cylinders 32 that constitute the telescopic mechanisms 28 and 30 can be used. be able to. Further, since the air cylinder 33 and the like constituting the stopper mechanism for restricting the movement of the first telescopic mechanism 28 are provided, it is possible to reliably prevent the first telescopic mechanism 28 from malfunctioning.
- the card support member 121 shown in FIGS. 5A and 5B mainly has a pair of receiving plates 140 interposed between the mounting plate 123 and the support block 125. This is different from the card supporting member 21 shown in FIGS.
- the V-blocks 126E, 126F constituting the X-direction and Y-direction anti-gauge mechanisms 126B, and a pair of positioning pins 1 Positioning holes 1 26 C for receiving 26 D (FIG. 5B) are provided in the mounting plate 123.
- two pairs of guide bins 127 penetrating the bearing block 125 are provided not on the mounting plate 123 but on each receiving plate 140.
- the bearing block 125 has a pair of bearing portions 125a and a connecting portion 125b connecting these bearing portions 125a with the door 10D (Fig. 4) side. ing.
- Each bearing portion 125a is provided with a pair of air cylinders 124 as a main lifting mechanism.
- the load of each air cylinder 124 is connected to the receiving plate 140 via a bracket 142 corresponding to the connecting plate 26 shown in FIG.
- the mounting plate 123 is pin-connected to the pair of receiving plates 140 so as to be vertically movable.
- the cam mechanism 35 (FIG. 5) as an auxiliary elevating mechanism is disposed before and after the mounting plate 123.
- the present invention is not limited to the above embodiment at all, and can be appropriately designed and changed within the scope of the present invention.
- the first stage is performed manually, but the two stages may be driven using an air cylinder or the like.
- the slide rail is used as the telescopic mechanism, any other type of telescopic cam mechanism can be used as long as it can be extended and contracted.
- a curved cam groove may be used in place of the straight cam groove 37 shown in FIG.
- a rotary cam mechanism using a disc cam or the like may be used instead of the direct-acting cam mechanism.
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02786063A EP1455387A4 (en) | 2001-12-13 | 2002-12-09 | SPECIAL EQUIPMENT |
US10/473,250 US6794888B2 (en) | 2001-12-13 | 2002-12-09 | Probe device |
KR1020037014704A KR100713263B1 (ko) | 2001-12-13 | 2002-12-09 | 프로브 장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001379376A JP4123408B2 (ja) | 2001-12-13 | 2001-12-13 | プローブカード交換装置 |
JP2001-379376 | 2001-12-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003050866A1 true WO2003050866A1 (en) | 2003-06-19 |
Family
ID=19186777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/012866 WO2003050866A1 (en) | 2001-12-13 | 2002-12-09 | Probe device |
Country Status (6)
Country | Link |
---|---|
US (1) | US6794888B2 (ja) |
EP (1) | EP1455387A4 (ja) |
JP (1) | JP4123408B2 (ja) |
KR (1) | KR100713263B1 (ja) |
TW (1) | TWI266881B (ja) |
WO (1) | WO2003050866A1 (ja) |
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SG11201510025QA (en) | 2013-05-14 | 2016-01-28 | Formfactor Inc | Automated attaching and detaching of an interchangeable probe head |
KR101611922B1 (ko) * | 2014-05-12 | 2016-04-14 | 참엔지니어링(주) | 기판 검사 장치 및 기판 검사 방법 |
JP7129261B2 (ja) * | 2018-07-27 | 2022-09-01 | キオクシア株式会社 | 試験装置 |
KR102254390B1 (ko) * | 2019-03-12 | 2021-05-24 | 주식회사 쎄믹스 | 웨이퍼 검사 장치 |
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JPS63301537A (ja) * | 1987-05-30 | 1988-12-08 | Tokyo Electron Ltd | ウエハプロ−バ |
JPH05175290A (ja) * | 1991-12-20 | 1993-07-13 | Tokyo Electron Ltd | プローブ装置 |
JPH11111791A (ja) * | 1997-10-01 | 1999-04-23 | Asia Electron Inc | プローバおよびウェーハ測定装置 |
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JPS62169341A (ja) * | 1986-01-21 | 1987-07-25 | Tokyo Electron Ltd | プロ−ブカ−ド自動交換プロ−バ |
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KR100248571B1 (ko) * | 1992-08-31 | 2000-03-15 | 히가시 데쓰로 | 프로우브 장치 |
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JPH08139142A (ja) * | 1994-11-09 | 1996-05-31 | Tokyo Electron Ltd | プローブ装置 |
US5549357A (en) * | 1994-12-12 | 1996-08-27 | Quickie Designs Inc. | Adjustable backrest apparatus for wheelchairs |
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JPH09321102A (ja) * | 1996-05-31 | 1997-12-12 | Tokyo Electron Ltd | 検査装置 |
JPH1031035A (ja) | 1996-07-13 | 1998-02-03 | Tokyo Electron Ltd | プローブカード固定機構及びプローブ装置 |
JP3783075B2 (ja) * | 2001-12-13 | 2006-06-07 | 東京エレクトロン株式会社 | プローブ装置及びローダ装置 |
JP4123408B2 (ja) * | 2001-12-13 | 2008-07-23 | 東京エレクトロン株式会社 | プローブカード交換装置 |
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2001
- 2001-12-13 JP JP2001379376A patent/JP4123408B2/ja not_active Expired - Fee Related
-
2002
- 2002-12-09 EP EP02786063A patent/EP1455387A4/en not_active Withdrawn
- 2002-12-09 KR KR1020037014704A patent/KR100713263B1/ko not_active IP Right Cessation
- 2002-12-09 US US10/473,250 patent/US6794888B2/en not_active Expired - Fee Related
- 2002-12-09 WO PCT/JP2002/012866 patent/WO2003050866A1/ja active Application Filing
- 2002-12-13 TW TW091136164A patent/TWI266881B/zh active
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JPS63301537A (ja) * | 1987-05-30 | 1988-12-08 | Tokyo Electron Ltd | ウエハプロ−バ |
JPH05175290A (ja) * | 1991-12-20 | 1993-07-13 | Tokyo Electron Ltd | プローブ装置 |
JPH11111791A (ja) * | 1997-10-01 | 1999-04-23 | Asia Electron Inc | プローバおよびウェーハ測定装置 |
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See also references of EP1455387A4 * |
Also Published As
Publication number | Publication date |
---|---|
JP2003177158A (ja) | 2003-06-27 |
TWI266881B (en) | 2006-11-21 |
EP1455387A4 (en) | 2005-02-02 |
KR100713263B1 (ko) | 2007-05-04 |
US6794888B2 (en) | 2004-09-21 |
US20040113643A1 (en) | 2004-06-17 |
JP4123408B2 (ja) | 2008-07-23 |
TW200301361A (en) | 2003-07-01 |
EP1455387A1 (en) | 2004-09-08 |
KR20040064614A (ko) | 2004-07-19 |
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