WO2016080629A1 - 웨이퍼 연마장비의 웨이퍼 로딩장치 및 웨이퍼 로딩위치 조정 방법 - Google Patents
웨이퍼 연마장비의 웨이퍼 로딩장치 및 웨이퍼 로딩위치 조정 방법 Download PDFInfo
- Publication number
- WO2016080629A1 WO2016080629A1 PCT/KR2015/007597 KR2015007597W WO2016080629A1 WO 2016080629 A1 WO2016080629 A1 WO 2016080629A1 KR 2015007597 W KR2015007597 W KR 2015007597W WO 2016080629 A1 WO2016080629 A1 WO 2016080629A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wafer
- hole
- unit
- loading
- transfer plate
- Prior art date
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims description 52
- 235000012431 wafers Nutrition 0.000 claims description 482
- 238000003795 desorption Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002002 slurry Substances 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
- H01L21/02—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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- 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
- H01L21/67259—Position monitoring, e.g. misposition detection or presence detection
-
- 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
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
- B24B37/08—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for double side lapping
-
- 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
-
- 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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
-
- 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
-
- 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
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67155—Apparatus for manufacturing or treating in a plurality of work-stations
- H01L21/67207—Apparatus for manufacturing or treating in a plurality of work-stations comprising a chamber adapted to a particular process
- H01L21/67219—Apparatus for manufacturing or treating in a plurality of work-stations comprising a chamber adapted to a particular process comprising at least one polishing chamber
-
- 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
- H01L21/677—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 conveying, e.g. between different workstations
-
- 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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67739—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 conveying, e.g. between different workstations into and out of processing chamber
- H01L21/67742—Mechanical parts of transfer devices
-
- 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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67739—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 conveying, e.g. between different workstations into and out of processing chamber
- H01L21/67748—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 conveying, e.g. between different workstations into and out of processing chamber horizontal transfer of a single workpiece
-
- 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
-
- 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
- H01L21/681—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 using optical controlling means
-
- 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
- H01L21/6838—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 with gripping and holding devices using a vacuum; Bernoulli devices
Definitions
- the embodiment relates to a wafer loading apparatus and a wafer loading position adjusting method of a wafer polishing apparatus, and more particularly, to detect the loading position of the wafer so that the wafer can be loaded in the correct position of the polishing carrier, and adjust the position of the wafer.
- the present invention relates to a wafer loading apparatus and a wafer loading position adjusting method of a wafer polishing apparatus that can be aligned.
- a semiconductor device is manufactured by performing various manufacturing processes such as a deposition process, a photo process, an etching process, an ion implantation process, and the like on a silicon wafer.
- a silicon wafer is formed with various process layers during the fabrication process, which may be repeated to selectively remove or pattern portions of the silicon wafer and deposit additional process layers on the surface of the preformed process layer.
- This process layer may be an insulating layer, a rate oxide layer, a conductive layer, a metal or glass layer, or the like.
- the top surface of the process layer previously formed on the wafer is flat for the deposition of subsequent process layers.
- the silicon wafer is subjected to a polishing process for smoothly polishing the pre-formed process layer for a stable process of a subsequent process, where the polishing process is typically polishing both sides of the wafer using a double-side polishing apparatus.
- Korean Laid-Open Patent Publication No. 10-2005-0066114 has a wafer alignment link installed to guide the side of the wafer, a piston coupled to the end of the wafer alignment link and moving up and down in the cylinder, the lower side of the piston.
- a plurality of wafer detection and alignment units consisting of a spring interposed between the piston and the cylinder to push the cylinder, and a plurality of position detection sensors installed on the side of the cylinder to detect the vertical position of the piston, are installed on the side of the wafer.
- Disclosed are a wafer sensing and aligning apparatus and method for sensing position mounting and alignment and aligning a wafer.
- the embodiment has been devised to solve the above problems, and the camera is mounted on the wafer transfer arm to detect the position where the wafer is to be loaded, and the wafer detachment unit and the wafer alignment unit are provided to determine the position where the wafer is to be loaded. It is an object of the present invention to provide a wafer loading apparatus and a wafer loading position adjusting method of a wafer polishing apparatus, which can be loaded and calculated at a position where a wafer is to be loaded.
- the embodiment is provided with a polishing carrier is formed with a wafer hole is loaded wafer, the wafer polishing portion is polished by the upper surface and the lower surface of both sides of the wafer;
- a wafer transfer part disposed above the polishing carrier and having a transfer arm for transferring the wafer, and having a transfer plate corresponding to a shape of the wafer connected to one end of the transfer arm;
- a wafer position detector installed on a lower surface of the transfer plate to detect a position of the wafer hole;
- a plurality of wafer detachable units formed at edge portions of the transfer plate;
- a wafer alignment unit installed on the top surface of the transfer plate to align the wafer;
- a controller which transmits data on the position of the wafer hole detected by the wafer position detecting unit, and calculates a position at which the wafer is to be loaded by the wafer detachment unit and the wafer alignment unit.
- the wafer position detector may be provided as a camera to detect the position of the wafer hole and transmit position coordinate data of the wafer hole to the controller.
- the wafer detachable unit includes a vacuum pump for supplying a vacuum; A vacuum pipe connected to the vacuum pump; And a vacuum chuck installed at a lower end of the vacuum pipe to detach and attach an upper surface of the wafer.
- the vacuum pipe is disposed on an upper end of the vacuum chuck and moves along a through hole formed at an edge of the transfer plate, and a second connecting the upper end of the first pipe and the vacuum pump. It may consist of piping.
- the wafer detachment unit may further include a pressure sensor between the vacuum pump and the second pipe, and the pressure sensor may measure a vacuum pressure when the wafer is attached to the vacuum chuck.
- a flange may be formed on an upper portion of the first pipe, and an elastic member may be provided between the upper surface of the transfer plate and the flange to surround an upper portion of the first pipe, and the elastic member may be provided as a spring.
- the wafer alignment unit is provided on the upper surface of the transfer plate and the light emitting unit for transmitting the light in one direction and the light receiving unit for receiving the light; And a linear scale provided between the light emitting part and the light receiving part and connected to an upper end surface of the flange.
- the wafer detachable unit and the wafer alignment unit may be provided in 2n and correspond to each other.
- Another embodiment includes a polishing carrier having a wafer hole in which a wafer is loaded, wherein both sides of the wafer are polished by an upper plate and a lower plate;
- a plurality of transfer arms disposed on the polishing carrier to transfer the wafers and connected to each other in a longitudinal direction, and a transfer plate corresponding to a shape of the wafer connected to one end of the transfer arms; ; A plurality of wafer position sensing units installed at a lower edge portion of the transfer plate to sense positions of the respective wafer holes; A plurality of wafer detachable units formed at edge portions of the transfer plate; A wafer alignment unit installed on the top surface of the transfer plate to align the wafer; And a controller which transmits data on the position of the wafer hole detected by the wafer position detecting unit, and calculates a position at which the wafer is to be loaded by the wafer detachment unit and the wafer alignment unit. Provide the device.
- the data about the position of the wafer hole detected by the wafer position detecting unit is transmitted to the controller, and the distance to which the wafer is moved is calculated to load the wafer at the correct position of the wafer hole.
- the embodiment includes the steps of (a) detecting the position of the wafer hole formed in the polishing carrier; (b) a first loading step of loading a wafer into the wafer hole; (c) confirming that the wafer is loaded in place in the wafer hole; (d) calculating a moving distance of the wafer such that the wafer is loaded in position in the wafer hole; And (e) a second loading step of adjusting the position of the wafer by the moving distance and aligning the wafer to load the wafer at a predetermined position of the wafer hole. Provide a method of adjustment.
- step (a) a transfer arm disposed on the polishing carrier to transfer the wafer is provided, and a transfer plate corresponding to the shape of the wafer is connected to one end of the transfer arm.
- the wafer transfer unit may be provided with a wafer position sensing unit.
- the wafer position detection unit is provided with a camera is installed on the lower surface of the transfer plate, it is possible to detect the position of the wafer hole by taking an image of the polishing carrier.
- a vacuum pump for supplying a vacuum
- a vacuum pipe connected to the vacuum pump
- a vacuum chuck installed at a lower end of the vacuum pipe to attach and detach the upper surface of the wafer, and the upper surface of the wafer may be attached and transported by a plurality of the wafer detachment units formed at an edge of the transfer plate.
- step (c) by measuring the vacuum pressure of the vacuum chuck provided in 2n pieces can be increased if the magnitude of each vacuum pressure is less than the reference value.
- the light emitting unit for transmitting the light in one direction is provided on the upper surface of the transfer plate and the light receiving unit for receiving the light;
- a wafer alignment unit provided between the light emitting unit and the light receiving unit and including a linear scale connected to an upper end surface of the flange to adjust the position of the wafer and align the wafer.
- step (d) data about the position of the wafer hole detected by the wafer position sensing unit is transmitted to a controller, and the distance to move the wafer so that the wafer is loaded at the correct position of the wafer hole is calculated. Can be.
- the position where the wafer is to be loaded is sensed by a camera installed in the wafer transfer arm, and the wafer unloading unit and the wafer alignment unit calculate the exact position where the wafer is to be loaded and the wafer Since it can be aligned and loaded in place, the upper and lower surfaces of the wafer can be stably and evenly ground.
- the wafer defect rate can be significantly lowered and productivity can be increased.
- FIG. 1 is a plan view showing a wafer polishing apparatus according to an embodiment.
- FIG. 2 is a cross-sectional view showing a wafer polishing apparatus according to the embodiment.
- FIG 3 is a cross-sectional view illustrating a wafer polishing unit according to an embodiment.
- FIG. 4 is a cross-sectional view illustrating a wafer transfer unit in accordance with an embodiment.
- FIG. 5 is a view showing the position of the camera installed on the transfer plate according to the embodiment.
- 6A and 6B are conceptual views illustrating a process in which a loading position of a wafer is adjusted by a wafer loading apparatus according to an embodiment, and thus the wafer is loaded at a correct position of a wafer hole.
- FIG. 7 is a view showing the bottom of the transfer plate is installed vacuum chuck according to the embodiment.
- FIG. 8 is a flowchart illustrating a wafer loading position adjusting method according to an embodiment.
- FIG. 9 is a conceptual diagram illustrating a process of calculating a moving distance of a wafer by the wafer loading apparatus of the embodiment.
- FIG. 1 is a plan view illustrating a wafer polishing apparatus according to an embodiment
- FIG. 2 is a cross-sectional view illustrating a wafer polishing apparatus according to an embodiment
- FIG. 3 is a cross-sectional view illustrating a wafer polishing unit according to an embodiment.
- the wafer polishing apparatus includes a wafer polishing unit 100, a wafer transfer unit 200, a wafer position detection unit 300, a wafer detachment unit 400, and a wafer alignment unit ( 500) and the control unit.
- a loading stage 240 and an unloading stage 250 may be further included to store the wafer to be loaded in the wafer polishing unit 100 or to move and store the polished wafer from the wafer polishing unit 100.
- the wafer polishing unit 100 is provided with a polishing carrier 130 having a wafer hole 131 on which a wafer W is loaded.
- the wafer polishing unit 100 is disposed above and below the polishing carrier 130, respectively.
- a top plate 110 and a bottom plate 120 for polishing both surfaces of W).
- top plate 110 and the bottom plate 120 are disposed above and below the polishing carrier 130, the top plate 110 may be in close contact with the wafer W loaded on the polishing carrier 130.
- a pressurizing cylinder 140 for pressing the upper plate 110 may be further included.
- the polishing carrier 130 is formed in a disk shape, the wafer hole 131 corresponding to the shape and size of the wafer (W) for loading the plurality of wafers (W) along the edge of the polishing carrier 130 It is formed at regular intervals.
- an upper surface pad 111 is attached to the lower surface of the upper surface plate 110, and a lower surface surface pad 121 is attached to the upper surface of the lower surface plate 120, and the wafer W is loaded in the wafer hole 131. Both surfaces of the wafer W are brought into close contact with the upper surface pad 111 and the lower surface pad 121 in the closed state.
- Both surfaces of the wafer W loaded on the polishing carrier 130 are polished by the upper and lower plates 110 and 120 disposed on the upper and lower portions of the polishing carrier 130.
- the wafer W in close contact with the upper plate pad 111 and the lower plate pad 121 is mechanically and chemically polished by a slurry in which frictional force and relative particles and various additives are mixed by relative motion.
- a loading stage 240 for storing the wafer for polishing
- a wafer transfer unit 200 for transferring the wafer between the unloading stage 250 for moving and storing the polished wafer and the wafer polishing unit 100.
- the wafer transfer part 200 is provided with a transfer arm 210 disposed above the polishing carrier 130 to transfer the wafer, and is formed on one end of the transfer arm 210 to correspond to the shape of the wafer. 220 is connected and installed.
- a driving unit 230 for supplying driving power to the wafer transfer unit 200 is provided.
- the transfer arm 210 may have a plurality of transfer arms 210 connected to each other in the longitudinal direction.
- three transfer arms 210 may be installed.
- each of the plurality of transfer arms 210 connected to each other may be connected to the driving unit and rotate at various angles, so that the wafers may be moved regardless of the distance for transferring the wafer W to the wafer polishing unit 100 even in a narrow space. W) can be transferred.
- the transfer plate 220 is provided with a wafer position detecting unit 300, a wafer detachable unit 400, and a wafer alignment unit 500.
- FIG. 4 is a cross-sectional view illustrating a wafer transfer unit in accordance with an embodiment.
- the wafer position detecting unit 300 is installed on the lower surface of the transfer plate 220, and may be provided as a camera in an embodiment.
- the camera detects the position of the wafer hole 131 formed in the polishing carrier 130 to describe coordinate data of the position of the wafer hole to which the wafer is to be loaded. It is transmitted to the control unit.
- FIG. 5 is a view showing the position of the camera installed on the transfer plate according to the embodiment.
- the camera may detect a position of a plurality of wafer holes provided in the center of the bottom surface of the transfer plate 220, but the camera 300 may have an outer circumference or an edge of the bottom surface of the transfer plate 220.
- a plurality may be installed in the vacuum chuck 430 provided in the transfer plate 220.
- the wafer holes may be installed to correspond to the wafer holes at every interval to detect the position of the wafer holes.
- a plurality of cameras 300 may be installed along the outer circumferential surface of the transfer plate 220 to be adjacent to the vacuum chuck 430 provided in the transfer plate 220 to detect the position of the wafer hole. As such, the camera may be installed at various positions of the transfer plate 220 to detect the position of the wafer hole.
- the transfer arm 210 transfers the wafer stored in the loading stage to the polishing carrier.
- the transfer plate 220 is provided with a wafer detachment unit 400 that can attach and detach the wafer.
- a plurality of wafer detachable units 400 may be installed at edge portions of the transfer plate 220 to detachable edge portions of the wafer.
- the wafer detachable unit 400 is provided at the lower end of the vacuum pipe 420 for supplying a vacuum, the vacuum pipe 420 connected to the vacuum pump 410, and the vacuum pipe 420 to attach and detach the upper surface of the wafer. It comprises a vacuum chuck 430.
- the vacuum pipe 420 may include a first pipe 421 disposed on an upper end of the vacuum chuck 430, and a second pipe 422 connecting between an upper end of the first pipe 421 and the vacuum pump 410. It can be composed of).
- the first pipe 421 is installed along the edge portion of the transfer plate 220, and passes through the through hole 221 formed at the edge portion of the transfer plate 220 to correspond to the diameter of the first pipe 421. It is installed to, and can move up and down along the through-hole 221.
- a flange 423 is formed on an upper portion of the first pipe 421 that protrudes through the transfer plate 220 and protrudes to the upper portion of the transfer plate 220.
- an elastic member may be provided between the top surface of the transfer plate 220 and the flange 423 to surround the upper portion of the first pipe 421.
- the elastic member may be provided as a spring 424. Can be.
- the wafer detachable unit 400 may further include a pressure sensor 440 between the vacuum pump 410 and the second pipe 422, and the pressure sensor 440 may have a wafer attached to the vacuum chuck 430. The vacuum pressure at the time of measurement is measured.
- the upper surface of the transfer plate 220 may be provided with a wafer alignment unit 500 for aligning the wafer so that the wafer can be loaded in the correct position of the wafer hole.
- the wafer alignment unit 500 is provided on the upper surface of the transfer plate 220 to emit light in one direction, the light emitting unit 510, the light receiving unit 520 for receiving the light emitted from the light emitting unit 510, light emission
- a linear scale 530 is provided between the unit 510 and the light receiving unit 520 and connected to the upper surface of the flange 423.
- 6A and 6B are conceptual views illustrating a process in which a loading position of a wafer is adjusted by a wafer loading apparatus according to an embodiment, and thus the wafer is loaded at a correct position of a wafer hole.
- the wafer W when loading the wafer W into the wafer hole 131, the wafer W is attached to the vacuum chuck 430, wherein the pressure sensor 440 is attached to the vacuum chuck 430. Measure the applied vacuum pressure.
- the scale values of the linear scale 530 provided between the light emitting unit 510 and the light receiving unit 520 are respectively measured.
- data on the position of the wafer hole 131 detected from the wafer position detecting unit 300 is transmitted, and the position at which the wafer W is to be loaded by the wafer detachable unit and the wafer alignment unit 500. It may include a control unit (not shown) for calculating.
- data on the position of the wafer hole 131 is transmitted to a controller (not shown) to transfer the wafer W to the wafer hole 131.
- a controller not shown
- the vacuum pressure measured by the wafer detachment unit is measured to be equal to or less than the reference value
- the vacuum pressure is increased by the controller.
- the wafers W are loaded by aligning the wafers W such that each scale value is the same. Calculate the location to be.
- FIG. 7 is a view showing the bottom of the transfer plate is installed vacuum chuck according to the embodiment.
- a 2n wafer detachable unit and a wafer alignment unit are required to calculate the position at which the wafer W is to be loaded.
- the wafer detachable unit and the wafer alignment unit are provided with 2n centering around the wafer position sensing unit 300 so as to correspond to each other and to be disposed at the edge of the transfer plate 220. have.
- the position to load the wafer is sensed by a camera installed in the wafer transfer arm, the exact position to load the wafer by the wafer detachment unit and the wafer alignment unit is calculated and the wafer is Since it can be aligned and loaded in place, the upper and lower surfaces of the wafer can be stably and evenly polished.
- a method of adjusting the loading position of the wafer using the wafer loading apparatus of the wafer polishing apparatus according to the embodiment is as follows.
- Wafer loading position adjustment method using a wafer loading apparatus of the wafer polishing apparatus (a) detecting the position of the wafer hole formed in the polishing carrier (10), (b) loading the wafer into the wafer hole A first loading step 20, (c) checking whether the wafer is loaded in place of the wafer hole (30), and (d) moving distance of the wafer so that the wafer is loaded in place of the wafer hole Calculating a step (40), and (e) adjusting the position of the wafer by the moving distance and aligning the wafer to load the wafer in the correct position of the wafer hole (50).
- FIG. 8 is a flowchart illustrating a wafer loading position adjusting method according to an embodiment.
- a wafer position detecting unit detecting a position of the wafer hole is provided.
- the wafer position sensing unit may be installed on a transfer plate disposed on the polishing carrier and connected to one end of a transfer arm for transferring the wafer.
- the transfer plate is formed to correspond to the shape of the wafer.
- the wafer position detection unit may be installed at the center of the bottom surface of the transfer plate to detect the wafer hole.
- the wafer position detecting unit may be provided with a camera to detect the position of the wafer hole by capturing an image of the polishing carrier.
- the wafer is attached by the wafer detachment unit and transferred to the wafer hole.
- a plurality of wafer detachable units may be formed at the edges of the transfer plate to attach the upper surface of the wafer to transfer the wafer to the wafer hole.
- step 30 of checking whether the wafer is loaded at the correct position of the wafer hole it is checked whether the wafer is attached to the wafer detachable unit at a vacuum pressure based on a reference value.
- the wafer detachable unit includes a vacuum pump for supplying a vacuum, a vacuum pipe connected to the vacuum pump, and a vacuum chuck installed at a lower end of the vacuum pipe to attach and detach the upper surface of the wafer.
- the vacuum pipe may be composed of a first pipe disposed on the upper end of the vacuum chuck, and a second pipe connecting the upper end of the first pipe and the vacuum pump. Then, the first pipe is installed along the edge of the transfer plate, it is installed through the through hole formed in the edge of the transfer plate to correspond to the diameter of the first pipe, it can move up and down along the through hole.
- a flange is formed on an upper portion of the first pipe that penetrates the transfer plate and protrudes to the upper portion of the transfer plate.
- an elastic member may be provided between the upper surface of the transfer plate and the flange to surround the upper portion of the first pipe.
- the elastic member may be provided as a spring.
- the wafer detachable unit may further include a pressure sensor between the vacuum pump and the second pipe, and the pressure sensor measures the vacuum pressure when the wafer is attached to the vacuum chuck. Then, the vacuum pressure of the vacuum chuck provided with 2n is measured and the vacuum pressure is increased when the magnitude of each vacuum pressure is equal to or less than the reference value.
- a light emitting part for transmitting light in one direction and a light receiving part for receiving light are installed on the upper surface of the transfer plate.
- the movement distance of a wafer can be calculated by the wafer alignment part provided with the linear scale between a part and a light receiving part.
- the linear scale is connected to the flange top surface of the first pipe, which measures the value of each linear scale when the wafer is loaded.
- step (40) of calculating the moving distance of the wafer so that the wafer is loaded at the correct position of the wafer hole data about the position of the wafer hole detected by the wafer position detecting unit is transmitted to the control unit, and the vacuum pressure measured from the wafer detachment unit is removed. The value is transferred and the value of each linear scale measured from the wafer alignment is transmitted.
- the wafer position detecting unit is provided with a camera in an embodiment.
- the wafer position detecting unit detects the position of the wafer hole formed in the wafer carrier, and transmits coordinate data about the position of the wafer hole into which the wafer is to be loaded to the control unit, and the wafer transfer unit transmits the wafer. Is transferred to the wafer hole.
- the controller measures the vacuum pressure at each vacuum chuck of the wafer detachment unit to compare the reference value of the vacuum pressure to check whether the wafer is loaded in the wafer hole. If the vacuum pressure is measured below the reference value, it is determined that the wafer will not be properly loaded into the wafer hole, thereby increasing the vacuum pressure of the vacuum chuck.
- the controller calculates a distance to move the wafer so that the wafer is loaded at the correct position of the wafer hole. If the values of the plurality of linear scales measured from the wafer alignment unit are different, the controller determines that the wafer is not loaded horizontally into the wafer hole. . Thus, the transfer arm is moved to load the wafer in position in the wafer hole until each linear scale value is measured equally.
- the formula for calculating the moving distance for loading the wafer at the correct position of the wafer hole is the diameter of the wafer hole, the diameter of the wafer, The distance between the vacuum chucks and the like.
- FIG. 9 is a conceptual diagram illustrating a process of calculating a moving distance of a wafer by the wafer loading apparatus of the embodiment.
- the relational expression for calculating the moving distance in the step 40 of calculating the moving distance of the wafer so that the wafer is loaded at the correct position of the wafer hole is as follows.
- 2n wafer detachable units and wafer alignment units may be provided at the edges of the transfer plate to correspond to each other.
- the position of the wafer may be adjusted by the moving distance, the wafer may be aligned, and the wafer may be loaded at the correct position of the wafer hole. Therefore, since the wafer is loaded in place and the upper and lower surfaces of the wafer are evenly polished, the wafer defect rate is significantly lowered and productivity is improved.
- the wafer loading apparatus of the above-described wafer polishing apparatus can be applied to various fields.
- the wafer loading apparatus of the wafer polishing apparatus can be applied to the wafer double side polishing apparatus used in the subsequent process of the wafer for the process of smoothly polishing both sides of the wafer.
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
Description
Claims (20)
- 웨이퍼가 로딩되는 웨이퍼 홀이 형성된 연마 캐리어가 구비되며, 상기 웨이퍼의 양면이 상정반과 하정반에 의해 연마되는 웨이퍼 연마부;상기 연마 캐리어의 상부에 배치되어 상기 웨이퍼를 이송시키는 이송 암(arm)이 구비되고, 상기 이송 암의 일단에 상기 웨이퍼의 형상에 대응되는 이송 플레이트가 연결되는 웨이퍼 이송부;상기 이송 플레이트의 하면에 설치되어 상기 웨이퍼 홀의 위치를 감지하는 웨이퍼 위치 감지부;상기 이송 플레이트의 가장자리부에 형성되는 복수 개의 웨이퍼 탈부착 유닛;상기 이송 플레이트의 상단면에 설치되어 상기 웨이퍼를 정렬하는 웨이퍼 정렬부; 및상기 웨이퍼 위치 감지부로부터 검출된 상기 웨이퍼 홀의 위치에 대한 데이터가 전송되고, 상기 웨이퍼 탈부착 유닛과 상기 웨이퍼 정렬부에 의해 상기 웨이퍼가 로딩될 위치를 산출하는 제어부를 포함하는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제1 항에 있어서,상기 웨이퍼 위치 감지부는 카메라로 구비되어 상기 웨이퍼 홀의 위치를 감지하여 상기 웨이퍼 홀의 위치좌표 데이터를 상기 제어부로 전송하는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제1 항에 있어서,상기 웨이퍼 탈부착 유닛은진공을 공급하는 진공 펌프;상기 진공 펌프와 연결되는 진공 배관; 및상기 진공 배관의 하단에 설치되어 상기 웨이퍼의 상면을 탈부착하는 진공 척을 포함하는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제3 항에 있어서,상기 진공 배관은상기 진공 척의 상단에 배치되어 상기 이송 플레이트의 가장자리부에 형성되는 관통홀을 따라 이동하는 제1 배관과,상기 제1 배관의 상단과 상기 진공 펌프의 사이를 연결하는 제2 배관으로 구성되는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제4 항에 있어서,상기 웨이퍼 탈부착 유닛은 상기 진공 펌프와 상기 제2 배관 사이에 압력센서를 더 포함하고, 상기 압력센서는 상기 웨이퍼가 상기 진공 척에 부착되었을 때의 진공 압력을 측정하는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제4 항에 있어서,상기 제1 배관 상부에는 플랜지가 형성되는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제6 항에 있어서,상기 이송 플레이트의 상단면과 상기 플랜지 사이에는 상기 제1 배관의 상부를 감싸는 탄성부재가 구비되는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제1 항 또는 제6 항에 있어서,상기 웨이퍼 정렬부는상기 이송 플레이트의 상단면에 구비되어 빛을 일방향으로 송출하는 발광부와 상기 빛을 수광하는 수광부; 및상기 발광부와 수광부의 사이에 구비되고, 상기 플랜지의 상단면과 연결되는 리니어 스케일을 포함하는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제1 항에 있어서,상기 웨이퍼 탈부착 유닛과 웨이퍼 정렬부는 각각 2n개로 구비되어 서로 대응되어 배치되는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 웨이퍼가 로딩되는 웨이퍼 홀이 형성된 연마 캐리어가 구비되며, 상기 웨이퍼의 양면이 상정반과 하정반에 의해 연마되는 웨이퍼 연마부;상기 연마 캐리어의 상부에 배치되어 상기 웨이퍼를 이송시키는 복수 개의 이송 암(arm)이 길이방향으로 서로 연결되어 구비되고, 상기 이송 암의 일단에 상기 웨이퍼의 형상에 대응되는 이송 플레이트가 연결되는 웨이퍼 이송부;상기 이송 플레이트의 하면 가장자리부에 복수 개가 설치되어 각각의 상기 웨이퍼 홀의 위치를 감지하는 웨이퍼 위치 감지부;상기 이송 플레이트의 가장자리부에 형성되는 복수 개의 웨이퍼 탈부착 유닛;상기 이송 플레이트의 상단면에 설치되어 상기 웨이퍼를 정렬하는 웨이퍼 정렬부; 및상기 웨이퍼 위치 감지부로부터 검출된 상기 웨이퍼 홀의 위치에 대한 데이터가 전송되고, 상기 웨이퍼 탈부착 유닛과 상기 웨이퍼 정렬부에 의해 상기 웨이퍼가 로딩될 위치를 산출하는 제어부를 포함하는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- 제10 항에 있어서,상기 제어부에 상기 웨이퍼 위치 감지부로부터 검출된 상기 웨이퍼 홀의 위치에 대한 데이터가 전송되고, 상기 웨이퍼가 이동될 거리가 산출되어 상기 웨이퍼가 상기 웨이퍼 홀의 정위치에 로딩되는 웨이퍼 연마장비의 웨이퍼 로딩장치.
- (a) 연마 캐리어에 형성된 웨이퍼 홀의 위치를 감지하는 단계;(b) 상기 웨이퍼 홀에 웨이퍼를 로딩시키는 제1 로딩 단계;(c) 상기 웨이퍼가 상기 웨이퍼 홀의 정위치에 로딩되었는지 확인하는 단계;(d) 상기 웨이퍼가 상기 웨이퍼 홀의 정위치에 로딩되도록 상기 웨이퍼의 이동거리를 산출하는 단계; 및(e) 상기 이동거리만큼 상기 웨이퍼의 위치를 조정하고 상기 웨이퍼를 정렬하여 상기 웨이퍼 홀의 정위치에 상기 웨이퍼를 로딩하는 제2 로딩 단계를 포함하는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제12 항에 있어서,상기 (a)단계에서는,상기 연마 캐리어의 상부에 배치되어 상기 웨이퍼를 이송시키는 이송 암(arm)이 구비되고, 상기 이송 암의 일단에 상기 웨이퍼의 형상에 대응되는 이송 플레이트가 연결되는 웨이퍼 이송부에 웨이퍼 위치 감지부가 구비되는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제13 항에 있어서,상기 (a)단계에서는,상기 웨이퍼 위치 감지부는 카메라로 구비되어 상기 이송 플레이트의 하면에 설치되고, 상기 연마 캐리어의 영상을 촬영하여 상기 웨이퍼 홀의 위치를 감지하는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제13 항에 있어서,상기 (b)단계에서는,진공을 공급하는 진공 펌프;상기 진공 펌프와 연결되는 진공 배관; 및상기 진공 배관의 하단에 설치되어 상기 웨이퍼의 상면을 탈부착하는 진공 척을 포함하고, 상기 이송 플레이트의 가장자리부에 형성되는 복수 개의 상기 웨이퍼 탈부착 유닛에 의해 상기 웨이퍼의 상면이 부착되어 이송되는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제12 항 또는 제15 항에 있어서,상기 (c)단계에서는,2n개로 구비되는 상기 진공 척의 진공 압력을 측정하여 각각의 진공 압력의 크기가 기준값 이하이면 진공 압력을 증가시키는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제13 항에 있어서,상기 (d)단계에서는,상기 이송 플레이트의 상단면에 구비되어 빛을 일방향으로 송출하는 발광부와 상기 빛을 수광하는 수광부; 및상기 발광부와 수광부의 사이에 구비되는 리니어 스케일을 포함하는 웨이퍼 정렬부에 의해 상기 웨이퍼의 위치를 조정하고, 상기 웨이퍼를 정렬하는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제13 항에 있어서,상기 (d)단계에서는,제어부에 상기 웨이퍼 위치 감지부로부터 검출된 상기 웨이퍼 홀의 위치에 대한 데이터가 전송되고, 상기 웨이퍼가 상기 웨이퍼 홀의 정위치에 로딩되도록 상기 웨이퍼가 이동될 거리를 산출하는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제18 항에 있어서,상기 (d)단계에서,상기 웨이퍼가 이동될 거리는 2n개로 구비되는 상기 웨이퍼 정렬부에서 측정된 스케일의 값이 각각 동일하지 않을 경우, 상기 웨이퍼의 이동거리가 산출되는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
- 제12 항 또는 제19 항에 있어서,상기 (d)단계에서,상기 웨이퍼 홀의 지름(Lc), 상기 웨이퍼의 지름(Lw), 상기 진공 척 간의 거리(Lb), 상기 웨이퍼의 하면이 지면과 이루는 각도(θ = cos-1((L2-L1)/Lb)), 상기 리니어 스케일을 통해 계산된 높이(Lh = Lw/sinθ) 및 L = (Lw2-L12)(1/2) = Lw/cosθ로부터 도출된 상기 웨이퍼의 이동거리 X = Lc-L로 산출되는 웨이퍼 연마장비의 웨이퍼 로딩장치를 이용한 웨이퍼 로딩위치 조정 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580062690.6A CN107112225B (zh) | 2014-11-18 | 2015-07-22 | 晶片抛光设备的晶片装载装置以及调整晶片装载位置的方法 |
DE112015005199.6T DE112015005199B4 (de) | 2014-11-18 | 2015-07-22 | Waferladevorrichtung einer Waferpolieranlage und Verfahren zur Einstellung der Waferladeposition |
JP2017545510A JP6343403B2 (ja) | 2014-11-18 | 2015-07-22 | ウェハー研磨装備のウェハーローディング装置及びウェハーローディング位置調整方法 |
US15/527,454 US10068785B2 (en) | 2014-11-18 | 2015-07-22 | Wafer loading apparatus of wafer polishing equipment and method for adjusting wafer loading position |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140160728A KR101616464B1 (ko) | 2014-11-18 | 2014-11-18 | 웨이퍼 연마장비의 웨이퍼 로딩장치 및 웨이퍼 로딩위치 조정 방법 |
KR10-2014-0160728 | 2014-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016080629A1 true WO2016080629A1 (ko) | 2016-05-26 |
Family
ID=55915927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2015/007597 WO2016080629A1 (ko) | 2014-11-18 | 2015-07-22 | 웨이퍼 연마장비의 웨이퍼 로딩장치 및 웨이퍼 로딩위치 조정 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10068785B2 (ko) |
JP (1) | JP6343403B2 (ko) |
KR (1) | KR101616464B1 (ko) |
CN (1) | CN107112225B (ko) |
DE (1) | DE112015005199B4 (ko) |
WO (1) | WO2016080629A1 (ko) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108818299B (zh) * | 2018-06-06 | 2023-08-18 | 太仓鉴崧实业有限公司 | 一种交叉运转的磨盘结构及其工作方法 |
PL3739619T3 (pl) * | 2019-05-17 | 2022-10-17 | SR-Schindler Maschinen - Anlagentechnik GmbH | Instalacja do wytwarzania płyt z mechanizmem wyrzucającym |
DE102019208704A1 (de) | 2019-06-14 | 2020-12-17 | Siltronic Ag | Einrichtung und Verfahren zum Polieren von Halbleiterscheiben |
CN110411344B (zh) * | 2019-08-06 | 2021-07-20 | 北京半导体专用设备研究所(中国电子科技集团公司第四十五研究所) | 一种校准方法、校准装置、校准系统及电子设备 |
CN110752169B (zh) * | 2019-10-21 | 2022-03-22 | 西安奕斯伟材料科技有限公司 | 一种晶圆处理装置和上下料方法 |
KR20210078917A (ko) * | 2019-12-19 | 2021-06-29 | 주식회사 세정로봇 | 멀티 웨이퍼 트랜스퍼 및 이를 이용한 웨이퍼 이송방법 |
CN114786888A (zh) * | 2020-01-16 | 2022-07-22 | 欧姆龙株式会社 | 控制装置、控制方法以及控制程序 |
CN111390750B (zh) * | 2020-03-25 | 2021-09-03 | 福建北电新材料科技有限公司 | 晶片面型加工装置 |
JP6989980B2 (ja) * | 2020-06-15 | 2022-01-12 | アダプティブ プラズマ テクノロジー コーポレーション | 半導体工程のための部品整列装置及びこれによる部品整列方法 |
CN113182971B (zh) * | 2021-05-12 | 2022-11-25 | 四川雅吉芯电子科技有限公司 | 一种单晶硅外延片高精度磨边装置 |
KR102317745B1 (ko) * | 2021-06-07 | 2021-10-25 | 정재영 | Gb 연성절단기 |
US20230036587A1 (en) * | 2021-07-29 | 2023-02-02 | Changxin Memory Technologies, Inc. | Wafer alignment device, wafer alignment method and wafer alignment system |
CN113894635B (zh) * | 2021-11-03 | 2022-06-21 | 安徽格楠机械有限公司 | 基于自学习的智能硅基晶圆超精密研磨抛光机 |
KR102504029B1 (ko) * | 2022-02-24 | 2023-02-28 | 세정로봇 주식회사 | Cmp 공정용 다중 웨이퍼 이송 장치 |
JP2023123192A (ja) * | 2022-02-24 | 2023-09-05 | 三菱マテリアルテクノ株式会社 | 移載装置、研磨設備、及び移載方法 |
KR20240009081A (ko) | 2022-07-13 | 2024-01-22 | 코스텍시스템(주) | 기판 로딩장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010072011A (ko) * | 1998-07-27 | 2001-07-31 | 추후보정 | 웨이퍼의 존재를 감지하기 위한 장치 |
JP2003051532A (ja) * | 2001-07-11 | 2003-02-21 | Peter Wolters Werkzeugmas Gmbh | 両面研磨機へのウエハ結晶体の自動装填方法およびその装置 |
KR20070007613A (ko) * | 2005-07-11 | 2007-01-16 | 삼성전자주식회사 | 웨이퍼 이송 장치 |
JP2009160713A (ja) * | 2008-01-10 | 2009-07-23 | Elpida Memory Inc | 搬送装置、搬送方法 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05327282A (ja) | 1992-05-20 | 1993-12-10 | Sumitomo Electric Ind Ltd | 半導体チップ実装装置 |
JPH08148451A (ja) * | 1994-11-18 | 1996-06-07 | Komatsu Electron Metals Co Ltd | 半導体ウェーハ自動剥し装置 |
US7097544B1 (en) | 1995-10-27 | 2006-08-29 | Applied Materials Inc. | Chemical mechanical polishing system having multiple polishing stations and providing relative linear polishing motion |
US5679055A (en) | 1996-05-31 | 1997-10-21 | Memc Electronic Materials, Inc. | Automated wafer lapping system |
US6099596A (en) * | 1997-07-23 | 2000-08-08 | Applied Materials, Inc. | Wafer out-of-pocket detection tool |
JPH11207611A (ja) * | 1998-01-21 | 1999-08-03 | Shin Etsu Handotai Co Ltd | 両面研磨装置におけるワークの自動搬送装置 |
EP0987084A4 (en) * | 1998-03-09 | 2006-11-15 | Ebara Corp | SANDERS |
JPH11320388A (ja) * | 1998-05-12 | 1999-11-24 | Speedfam-Ipec Co Ltd | 平面研磨装置及びワークの取出方法 |
KR100939096B1 (ko) * | 2001-05-29 | 2010-01-28 | 가부시키가이샤 에바라 세이사꾸쇼 | 폴리싱장치, 폴리싱방법 및 기판캐리어 시스템 |
KR100866700B1 (ko) * | 2001-11-19 | 2008-11-03 | 주식회사 엘지이아이 | 데이터 방송용 셋탑의 분산처리방법 |
US7665783B2 (en) | 2003-11-21 | 2010-02-23 | Mitsuboshi Diamond Industrial, Co., Ltd. | Vacuum suction head, and vacuum suction device and table using the same |
US20070039827A1 (en) * | 2003-12-09 | 2007-02-22 | Acm Reasearch, Inc. | Measuring alignment between a wafer chuck and polishing/plating receptacle |
JP4524132B2 (ja) * | 2004-03-30 | 2010-08-11 | 東京エレクトロン株式会社 | 真空処理装置 |
JP2006062801A (ja) | 2004-08-25 | 2006-03-09 | Fuji Photo Film Co Ltd | 基板搬送装置及びそれを備えた画像形成装置並びに基板搬送方法 |
JP4803703B2 (ja) * | 2005-02-28 | 2011-10-26 | 日東電工株式会社 | 半導体ウエハの位置決定方法およびこれを用いた装置 |
US8057153B2 (en) * | 2006-09-05 | 2011-11-15 | Tokyo Electron Limited | Substrate transfer device, substrate processing apparatus and substrate transfer method |
JP2008227393A (ja) * | 2007-03-15 | 2008-09-25 | Fujikoshi Mach Corp | ウェーハの両面研磨装置 |
JP5053173B2 (ja) * | 2008-05-16 | 2012-10-17 | 富士フイルム株式会社 | 位置検出センサ |
JP5352216B2 (ja) * | 2008-12-11 | 2013-11-27 | スピードファム株式会社 | ウェハ周辺部研磨装置 |
JP5493633B2 (ja) * | 2009-09-18 | 2014-05-14 | 株式会社Sumco | 研磨方法及びその装置 |
JP5541770B2 (ja) * | 2009-09-18 | 2014-07-09 | 不二越機械工業株式会社 | ウェーハ研磨装置およびウェーハの製造方法 |
JP5630414B2 (ja) * | 2011-10-04 | 2014-11-26 | 信越半導体株式会社 | ウェーハの加工方法 |
CN103624673B (zh) * | 2012-08-21 | 2016-04-20 | 中芯国际集成电路制造(上海)有限公司 | 化学机械抛光装置及化学机械抛光的方法 |
KR101679131B1 (ko) * | 2014-12-29 | 2016-11-23 | 주식회사 엘지실트론 | 웨이퍼 연마장치 및 그 연마방법 |
-
2014
- 2014-11-18 KR KR1020140160728A patent/KR101616464B1/ko active IP Right Grant
-
2015
- 2015-07-22 DE DE112015005199.6T patent/DE112015005199B4/de active Active
- 2015-07-22 JP JP2017545510A patent/JP6343403B2/ja active Active
- 2015-07-22 CN CN201580062690.6A patent/CN107112225B/zh active Active
- 2015-07-22 WO PCT/KR2015/007597 patent/WO2016080629A1/ko active Application Filing
- 2015-07-22 US US15/527,454 patent/US10068785B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010072011A (ko) * | 1998-07-27 | 2001-07-31 | 추후보정 | 웨이퍼의 존재를 감지하기 위한 장치 |
JP2003051532A (ja) * | 2001-07-11 | 2003-02-21 | Peter Wolters Werkzeugmas Gmbh | 両面研磨機へのウエハ結晶体の自動装填方法およびその装置 |
KR20070007613A (ko) * | 2005-07-11 | 2007-01-16 | 삼성전자주식회사 | 웨이퍼 이송 장치 |
JP2009160713A (ja) * | 2008-01-10 | 2009-07-23 | Elpida Memory Inc | 搬送装置、搬送方法 |
Also Published As
Publication number | Publication date |
---|---|
DE112015005199B4 (de) | 2023-03-09 |
DE112015005199T5 (de) | 2017-07-27 |
US20170323814A1 (en) | 2017-11-09 |
US10068785B2 (en) | 2018-09-04 |
KR101616464B1 (ko) | 2016-04-29 |
JP2017537479A (ja) | 2017-12-14 |
CN107112225B (zh) | 2020-05-12 |
CN107112225A (zh) | 2017-08-29 |
JP6343403B2 (ja) | 2018-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2016080629A1 (ko) | 웨이퍼 연마장비의 웨이퍼 로딩장치 및 웨이퍼 로딩위치 조정 방법 | |
US9111979B2 (en) | System and method for real time positioning of a substrate in a vacuum processing system | |
US20220254666A1 (en) | Integrated adaptive positioning systems and routines for automated wafer-handling robot teach and health check | |
WO2018105831A1 (ko) | 웨이퍼 캐리어 두께 측정장치 | |
WO2018143506A1 (ko) | 반도체 또는 디스플레이 시스템 분야에서 사용되는 이송 위치 측정용 테스트 더미 및 상기 반도체 또는 디스플레이 시스템 분야에서 사용되는 이송 위치 측정용 테스트 더미를 이용한 정밀 이송 측정 방법 | |
US20170004987A1 (en) | System and Method for Real Time Positioning of a Substrate in a Vacuum Processing System | |
KR20120110020A (ko) | 프로브 카드 검출 장치, 웨이퍼의 위치 정렬 장치 및 웨이퍼의 위치 정렬 방법 | |
WO2019054543A1 (ko) | 로드셀 위치 가변형 무게 측정 장치 | |
WO2016018049A1 (ko) | 웨이퍼의 결함 측정장치 | |
WO2018012783A1 (ko) | 반도체 후공정용 척 플레이트, 상기 척 플레이트를 갖는 척 구조물 및 척 구조물을 갖는 칩 분리 장치 | |
WO2017217771A1 (ko) | 무선이동모듈, 그가 설치된 소자핸들러 | |
WO2019009465A1 (ko) | 스프링 비전 검사장치 및 검사방법 | |
WO2018190632A1 (ko) | 소자 픽업 모듈 및 이를 구비하는 반도체 소자 테스트 장치 | |
CN111199904A (zh) | 一种半导体的晶圆盒的悬挂式搬运设备及定位方法 | |
WO2023224285A1 (ko) | 와피지 제어 가능한 진공 흡착핀을 구비하는 기판 처리 장치 및 이를 이용한 기판 처리 방법 | |
WO2020171350A1 (ko) | 엔드 이펙터 측정모듈 및 이를 이용한 엔드 이펙터 모니터링 장치 | |
WO2010140814A2 (ko) | 척의 능동적 기울기 제어가 가능한 웨이퍼 프로브 스테이션 및 그 제어방법 | |
KR101408164B1 (ko) | 웨이퍼 이송위치 측정 범위를 최소화하는 트랜스퍼 모듈 | |
WO2017023130A1 (ko) | 프로브핀 본딩 장치 | |
WO2017196110A1 (ko) | 반도체소자 캐리어 및 이를 포함하는 소자핸들러 | |
WO2015130138A1 (ko) | 얼라이너 구조 및 얼라인 방법 | |
WO2012043995A2 (ko) | 웨이퍼 정렬-배면 검사장치 | |
CN113670207A (zh) | 一种将光学探头集成在硅晶圆片上的检测系统及其应用 | |
KR101362673B1 (ko) | 정전력 측정장치 및 이를 이용한 정전력 측정방법 | |
WO2018199601A1 (ko) | 센서 탑재 웨이퍼 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 15860896 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2017545510 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15527454 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112015005199 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 15860896 Country of ref document: EP Kind code of ref document: A1 |