WO2017043809A1 - 계측기용 웨이퍼 센터링 디바이스 - Google Patents
계측기용 웨이퍼 센터링 디바이스 Download PDFInfo
- Publication number
- WO2017043809A1 WO2017043809A1 PCT/KR2016/009799 KR2016009799W WO2017043809A1 WO 2017043809 A1 WO2017043809 A1 WO 2017043809A1 KR 2016009799 W KR2016009799 W KR 2016009799W WO 2017043809 A1 WO2017043809 A1 WO 2017043809A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- space
- hole
- wafer
- driven
- body unit
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title abstract 2
- 238000006073 displacement reaction Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 235000012431 wafers Nutrition 0.000 description 40
- 238000005498 polishing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/68—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for positioning, orientation or alignment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
- B24B37/345—Feeding, loading or unloading work specially adapted to lapping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68721—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by edge clamping, e.g. clamping ring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
Definitions
- the wafer's polishing degree is measured by a thickness measuring device placed after the CMP device.
- the error rate of the measuring instrument is high due to the frequent centering errors of the wafers put into the measuring instrument. This has a problem that also lowers the operation rate of the CMP equipment in front of the instrument.
- the body unit may include a driving space into which air is introduced; A driven space located opposite the drive space and in which the pusher is located; And a connection space communicating the driving space with the driven space and having a cross-sectional area smaller than the driving space and the driven space.
- the body unit may further include a receiving groove formed on an inner circumferential surface defining the driven space to accommodate the bearing.
- the actuator may include a cylinder disposed in the drive space; A piston disposed in the cylinder and moved in the cylinder by the air; And it may include a rod connecting the piston and the driven block.
- the body unit the support for supporting the installation portion; And a limiting wall protruding from the circumference of the support part to limit a movement path of the installation part.
- the body unit is mounted to the object, the mounting table having a slice; And it may include a rail formed to receive the slide portion to be movable.
- the problem of the centering error of the wafer for the measuring device can be easily solved through the mechanical configuration.
- FIG. 1 is a perspective view showing a state in which the wafer centering device 100 for a measuring instrument according to an embodiment of the present invention supports the wafer (W).
- FIG. 1 is a perspective view showing a state in which the wafer centering device 100 for a measuring instrument according to an embodiment of the present invention supports the wafer (W).
- the support part 131 is a part which supports the wafer W. As shown in FIG.
- the installation part 133 extends from the support part 131 and is a part installed in the body unit 110. At this time, the installation portion 133 has a surface higher than the support portion 131.
- the through hole 135 is formed in the installation part 133 and may extend to the support part 131.
- the wafer W can be positioned in a centering position moved by several wafer centering devices 100.
- FIG. 2 is an exploded perspective view of the measuring device wafer centering device 100 of FIG. 1
- FIG. 3 is a longitudinal sectional view of the measuring device wafer centering device 100 of FIG. 1.
- the body unit 110 may have a mounting module, an operating space, a support module, and a cover module.
- the rail 112 is a structure which accommodates the slide part 111a of the mounting stand 111 so that a movement is possible.
- the portion in which the rail 112 is located in the body unit 110 is fixed to the mounting base 111 by a fixing piece 112a that is squeezed through the slide portion 111a.
- the driving space 113 is located on the left side of the drawing of the body unit 110 and is a space into which air is introduced.
- the connection space 114 connects the drive space 113 and the driven space 115, and may have a smaller cross-sectional area.
- the driven space 115 is located opposite the drive space 113.
- the support module is configured to support the guide unit 130 and limit its movement path.
- the support module may have a support part 116 and a restriction wall 117.
- the cover module may include a limiting plate 118 formed to cover the driven space 115 side, and a discharge plate 119 formed to cover the driving space 113 side.
- the limiting plate 118 restricts the bearing 153 from flowing out.
- the discharge plate 119 allows the air input from the outside to be discharged into the drive space 113.
- the discharge plate 119 may be formed with a discharge port 119a and a flow path 119b connected thereto.
- the through hole 133a may be formed in the installation unit 133 of the guide unit 130.
- the through hole 133a receives the fastening piece 133b that passes through the fastening hole 117a and is fastened to the fastening hole 117a.
- the guide unit 130 can be fixed to the adjusted position along the extending direction of the fastening hole 117a while being supported by the support part 116.
- the displacement unit 150 may have, in addition to the pusher 151, a driven block 152, an action module, and a return member 159.
- the driven block 152 and the action module may be collectively referred to as an actuator.
- the driven block 152 is located in the driven space 155 and is connected to the actuation module and the pusher 151.
- the driven block 152 has a seating portion 152a on which the pusher 151 is seated, and a coupling pin 152b for allowing the pusher 151 to be coupled to the driven block 152 across the seating portion 152a.
- the driven block 152 is supported by the bearing 153 accommodated in the receiving groove 115a formed in the inner circumferential surface defining the driven space 155.
- the action module may have a piston 154, a cylinder 155, and a rod 156.
- the cylinder 155 is installed in the drive space 113.
- the rod 156 is connected to the piston 154 and is also connected to the driven block 152 via the connecting space 114.
- the air which flowed from the external air tank to the flow path 119b is discharged to the drive space 113 through the discharge port 119a.
- the piston 154 is forced to move to the right in the drawing.
- Such a wafer centering device for an instrument is not limited to the configuration and manner of operation of the embodiments described above.
- the above embodiments may be configured such that various modifications may be made by selectively combining all or part of the embodiments.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
Description
Claims (12)
- 바디 유닛;상기 바디 유닛에 설치되고, 웨이퍼를 지지하는 지지부와, 관통홀을 가지는 가이드 유닛; 및상기 관통홀 내에서 이동되도록 형성되어 상기 웨이퍼를 상기 지지부 상에서 이동시키는 푸셔를 구비하는 변위 유닛을 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제1항에 있어서,상기 가이드 유닛은,상기 지지부에 연결되고 상기 지지부 보다 높은 표면을 가지는 설치부를 더 포함하고,상기 관통홀은, 상기 설치부에 형성되는, 계측기용 웨이퍼 센터링 디바이스.
- 제2항에 있어서,상기 관통홀은, 상기 설치부에서 상기 지지부까지 연장 형성되는, 계측기용 웨이퍼 센터링 디바이스.
- 제1항에 있어서,상기 변위 유닛은,상기 푸셔에 연결되고, 상기 푸셔를 이동시키는 액츄에이터; 및상기 액츄에이터가 상기 바디 유닛에 대해 탄성적으로 지지되게 하여, 상기 액츄에이터가 작동 후 초기 위치로 복귀하게 하는 복귀 부재를 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제4항에 있어서,상기 바디 유닛은,에어가 유입되는 구동 공간;상기 구동 공간의 반대편에 위치하고 상기 푸셔가 위치하는 피동 공간; 및상기 구동 공간과 상기 피동 공간을 연통시키고 상기 구동 공간 및 상기 피동 공간보다 작은 단면적을 가지는 연결 공간을 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제5항에 있어서,상기 복귀 부재는,상기 구동 공간에 위치하고, 상기 연결 공간을 한정하는 벽에 지지되는 스프링을 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제5항에 있어서,상기 액츄에이터는,상기 푸셔와 연결되고 상기 피동 공간에 위치하는 피동 블럭; 및상기 피동 블록을 지지하는 베어링을 더 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제7항에 있어서,상기 바디 유닛은,상기 피동 공간을 한정하는 내주면에 형성되어 상기 베어링을 수용하는 수용 그루브를 더 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제7항에 있어서,상기 액츄에이터는,상기 구동 공간에 배치되는 실린더;상기 실린더 내에 배치되며, 상기 에어에 의해 상기 실린더 내에서 이동되는 피스톤; 및상기 피스톤 및 상기 피동 블럭을 연결하는 로드를 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제2항에 있어서,상기 바디 유닛은,상기 설치부를 지지하는 지지부; 및상기 지지부의 둘레에서 돌출되어, 상기 설치부의 이동 경로를 제한하는 제한벽을 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제10항에 있어서,상기 제한벽은, 상기 설치부의 이동 방향을 따라 연장된 장홀 형태의 체결홀을 포함하고,상기 설치부는, 상기 체결홀에 체결되는 체결 피스가 삽입되는 관통홀을 포함하는, 계측기용 웨이퍼 센터링 디바이스.
- 제1항에 있어서,상기 바디 유닛은,대상물에 장착되고, 슬라이부를 구비하는 장착대; 및상기 슬라이드부를 이동 가능하게 수용하도록 형성되는 레일을 포함하는, 계측기용 웨이퍼 센터링 디바이스.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/755,208 US10818533B2 (en) | 2015-09-11 | 2016-09-01 | Wafer centering device for measurement apparatus |
CN201680050084.7A CN107924851A (zh) | 2015-09-11 | 2016-09-01 | 测量仪器用晶片定心装置 |
IL257741A IL257741A (en) | 2015-09-11 | 2018-02-26 | Wafer centering device for measurement apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2015-0128832 | 2015-09-11 | ||
KR1020150128832A KR101650398B1 (ko) | 2015-09-11 | 2015-09-11 | 계측기용 웨이퍼 센터링 디바이스 |
Publications (1)
Publication Number | Publication Date |
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WO2017043809A1 true WO2017043809A1 (ko) | 2017-03-16 |
Family
ID=56884376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2016/009799 WO2017043809A1 (ko) | 2015-09-11 | 2016-09-01 | 계측기용 웨이퍼 센터링 디바이스 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10818533B2 (ko) |
KR (1) | KR101650398B1 (ko) |
CN (1) | CN107924851A (ko) |
IL (1) | IL257741A (ko) |
WO (1) | WO2017043809A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102012339B1 (ko) * | 2017-10-20 | 2019-08-20 | 정혜석 | 계측기용 웨이퍼 센터링 디바이스 |
KR102385573B1 (ko) * | 2017-12-13 | 2022-04-12 | 삼성전자주식회사 | 로드 컵 및 이를 포함하는 화학기계적 연마 장치 |
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CN204011388U (zh) * | 2014-04-08 | 2014-12-10 | 上海华力微电子有限公司 | 一种半导体晶圆定向系统 |
US10373858B2 (en) * | 2016-04-06 | 2019-08-06 | Lam Research Corporation | Chuck for edge bevel removal and method for centering a wafer prior to edge bevel removal |
-
2015
- 2015-09-11 KR KR1020150128832A patent/KR101650398B1/ko active IP Right Grant
-
2016
- 2016-09-01 CN CN201680050084.7A patent/CN107924851A/zh active Pending
- 2016-09-01 WO PCT/KR2016/009799 patent/WO2017043809A1/ko active Application Filing
- 2016-09-01 US US15/755,208 patent/US10818533B2/en active Active
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2018
- 2018-02-26 IL IL257741A patent/IL257741A/en unknown
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KR20070069428A (ko) * | 2005-12-28 | 2007-07-03 | 엘지.필립스 엘시디 주식회사 | 평판 표시장치 제조용 기판 가이드 장치 |
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KR20110053197A (ko) * | 2009-11-13 | 2011-05-19 | 에스엠시 가부시키가이샤 | 액추에이터 |
Also Published As
Publication number | Publication date |
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US10818533B2 (en) | 2020-10-27 |
US20180261485A1 (en) | 2018-09-13 |
IL257741A (en) | 2018-04-30 |
CN107924851A (zh) | 2018-04-17 |
KR101650398B1 (ko) | 2016-08-24 |
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